CN206650803U - NFC multimedia playing equipment - Google Patents

Abstract

The embodiment of the utility model provides an NFC multimedia playback device. On the one hand, the NFC multimedia playback device includes: a power supply; an NFC communication module, the NFC communication module includes an NFC antenna and an NFC antenna control unit, the NFC antenna is connected to the NFC antenna control unit, and the NFC antenna and the NFC antenna control unit are respectively connected to the power supply; a control module, the control module is respectively connected to the NFC antenna control unit and the power supply; a multimedia adjustment and output circuit, the multimedia adjustment and output circuit is respectively connected to the control module and the power supply. The NFC multimedia playback device in the embodiment of the utility model can output different multimedia data according to the needs of the user, so that the NFC multimedia playback device can output diversified multimedia data.

Description

A kind of NFC multimedia playing device

This application claims priority to the Chinese patent application CN 201610888857.0 entitled "Information carrier based on near field communication, NFC playback device and system" filed on October 12, 2016, the entire content of which is incorporated herein by reference middle.

【Technical field】

The utility model relates to the technical field of electronic equipment, in particular to an NFC multimedia player.

【Background technique】

In existing toys that can play multimedia data, circuit devices such as storage devices, power supply batteries, and multimedia displays are usually welded to circuit boards, and after being combined into a multimedia playback device, the multimedia playback device is embedded in the toy that can play multimedia data. internal. Among them, fixed multimedia data is stored in the storage device, so after the above-mentioned multimedia player device is embedded in a toy that can play multimedia data, the multimedia data that the multimedia player device can play is fixed, and other multimedia data cannot be played according to the needs of users. data.

【Content of utility model】

In view of this, the embodiment of the present utility model provides an NFC multimedia playback device to solve the problem in the prior art that the multimedia playback device can play is fixed and cannot play other multimedia according to the needs of users.

The embodiment of the utility model provides a kind of NFC multimedia playing equipment, and described NFC multimedia playing equipment comprises:

power supply;

NFC communication module, the NFC communication module includes an NFC antenna and an NFC antenna control unit, the NFC antenna is connected to the NFC antenna control unit, and the NFC antenna and the NFC antenna control unit are respectively connected to the power supply;

A control module, the control module is respectively connected with the NFC antenna control unit and the power supply;

A multimedia adjustment and output circuit, the multimedia adjustment and output circuit is respectively connected to the control module and the power supply.

According to the above aspect and any possible implementation, an implementation is further provided, the control module includes: a multimedia control unit and a multimedia decoder; the multimedia control unit is connected to the multimedia decoder;

The control module is connected with the NFC antenna control unit and the power supply respectively, including:

The multimedia control unit is connected with the NFC antenna control unit;

The multimedia control unit and the multimedia decoder are respectively connected to the power supply.

According to the above aspect and any possible implementation, an implementation is further provided, the multimedia adjustment and output circuit is connected to the control module, including:

The multimedia adjustment and output circuit is connected with the multimedia decoder.

According to the above aspect and any possible implementation, an implementation is further provided, the multimedia control unit includes: an audio control unit and a video control unit, and the multimedia decoder includes: an audio decoder and a video decoder, The multimedia adjustment and output circuit includes: an audio adjustment and output circuit and a video adjustment and output circuit, the audio control unit is connected to the audio decoder, the video control unit is connected to the video decoder, and the audio The control unit and the video control unit are respectively connected to the NFC antenna control unit, the audio control unit, the video control unit, the audio decoder and the video decoder are respectively connected to the power supply, the The audio adjustment is connected with the output circuit and the audio decoder, and the video adjustment is connected with the output circuit and the video multimedia decoder.

According to the above aspect and any possible implementation, an implementation is further provided, the multimedia control unit includes: an audio control unit and a static information control unit, and the multimedia decoder includes: an audio decoder and a static information decoding The multimedia adjustment and output circuit includes: an audio adjustment and output circuit and a static information adjustment and output circuit, the audio control unit is connected to the audio decoder, and the static information control unit is connected to the static information decoder connected, the audio control unit and the static information control unit are respectively connected to the NFC antenna control unit, the audio control unit, the static information control unit, the audio decoder and the static information decoder are respectively It is connected with the power supply, the audio regulator is connected with the output circuit and the audio decoder, and the static information regulator is connected with the output circuit and the static information multimedia decoder.

According to the above aspect and any possible implementation, an implementation is further provided, the multimedia control unit includes: a static information control unit and a video control unit, and the multimedia decoder includes: a static information decoder and a video decoding device, the multimedia adjustment and output circuit includes: a static information adjustment and output circuit and a video adjustment and output circuit, the static information control unit is connected to the static information decoder, the video control unit is connected to the video decoder connected, the static information control unit and the video control unit are respectively connected to the NFC antenna control unit, the static information control unit, the video control unit, the static information decoder and the video decoder are respectively It is connected with the power supply, the static information adjustment is connected with the output circuit and the static information decoder, and the video adjustment is connected with the output circuit and the video multimedia decoder.

According to the above aspect and any possible implementation, an implementation is further provided, the multimedia control unit includes: a static information control unit, an audio control unit, and a video control unit, and the multimedia decoder includes: a static information decoding device, audio decoder and video decoder, the multimedia adjustment and output circuit includes: static information adjustment and output circuit, audio adjustment and output circuit and video adjustment and output circuit, the static information control unit and the static information decoding The video control unit is connected to the video decoder, the audio control unit is connected to the audio decoder, the static information control unit, the audio control unit and the video control unit are respectively connected to the The NFC antenna control unit is connected, and the static information control unit, the video control unit, the audio control unit, the static information decoder, the audio decoder and the video decoder are respectively connected to the power supply , the static information adjustment is connected to the output circuit and the static information decoder, the video adjustment is connected to the output circuit and the video multimedia decoder, and the audio adjustment is connected to the output circuit and the audio multimedia decoder.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: an audio player and a video player;

The audio player is connected to the audio adjustment and output circuit;

The video player is connected with the video adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: an audio player and a static information player;

The audio player is connected to the audio adjustment and output circuit;

The static information player is connected with the static information adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: a static information player and a video player;

The static information player is connected to the static information adjustment and output circuit;

The video player is connected with the video adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: a static information player, an audio player and a video player;

The static information player is connected to the static information adjustment and output circuit;

The video player is connected to the video adjustment and output circuit;

The audio player is connected with the audio adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the control module also includes: an audio codec and a video codec; the NFC multimedia playback device also includes: an audio input circuit and Video input circuit;

The audio codec is respectively connected with the audio input circuit, the audio control unit and the audio adjustment and output circuit;

The video codec is respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the control module also includes: an audio codec and a static information codec; the NFC multimedia playback device also includes: an audio input circuit and static information input circuit;

The audio codec is respectively connected with the audio input circuit, the audio control unit and the audio adjustment and output circuit;

The static information codec is respectively connected with the static information input circuit, the static information control unit and the static information adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the control module also includes: a video codec and a static information codec; the NFC multimedia playback device also includes: a video input circuit and static information input circuit;

The video codec is respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit;

The static information codec is respectively connected with the static information input circuit, the static information control unit and the static information adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the control module further includes: a video codec, an audio codec and a static information codec; the NFC multimedia playback device also Including: video input circuit, audio codec and static information input circuit;

The video codec is respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit;

The static information codec is respectively connected with the static information input circuit, the static information control unit and the static information adjustment and output circuit;

The audio codec is respectively connected with the audio input circuit, the audio control unit and the audio adjustment and output circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: an audio recorder and a video recorder;

The audio recorder is connected to the audio input circuit;

The video recorder is connected to the video input circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: an audio recorder and a static information input interface;

The audio recorder is connected to the audio input circuit;

The static information input interface is connected to the static information input circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: a video recorder and a static information input interface;

The video recorder is connected to the video input circuit;

The static information input interface is connected to the static information input circuit.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia playback device also includes: a video recorder, an audio recorder, and a static information input interface;

The video recorder is connected to the video input circuit;

The static information input interface is connected to the static information input circuit;

The audio recorder is connected to the audio input circuit.

According to the foregoing aspect and any possible implementation manner, an implementation manner is further provided, wherein the NFC antenna control unit can communicate with an NFC chip having a large storage space.

According to the above aspect and any possible implementation, an implementation is further provided, the NFC multimedia player includes a personal computer with NFC communication function, a personal digital assistant, a wireless handheld device, a tablet computer, a mobile phone, an MP3 player player and MP4 player.

According to the above aspect and any possible implementation, an implementation is further provided. The NFC chip is applied to reading materials that can play multimedia data, toys that can play multimedia data, dolls, models, and exhibitions that can play multimedia data. products, souvenirs, brochures, posters, and nameplates.

One of the above technical solutions has the following beneficial effects:

In the embodiment of the present utility model, since the NFC multimedia playback device includes a power supply, the NFC communication module connected to the power supply, the control module connected to the power supply and the NFC communication module respectively, is connected to the control module and the power supply respectively The multimedia adjustment and output circuit, and, because the NFC communication module has the function of communicating with the outside world, for example, the NFC communication module can communicate with the NFC chip, and after the NFC communication module establishes communication with the outside world, the NFC communication module can obtain The multimedia data provided by the outside will then output the corresponding multimedia data by the multimedia adjustment and output circuit, because in the embodiment of the utility model, the multimedia data output by the multimedia adjustment and output circuit is obtained according to the multimedia data obtained by the NFC communication module, and The multimedia data obtained by the NFC communication module is obtained from the outside world. Further, the multimedia data obtained by the NFC communication module is obtained from the NFC chip after establishing a communication connection with the NFC chip, that is, the multimedia adjustment and output circuit can output and store in the NFC chip. multimedia data, and the multimedia data output by the NFC chip can be output according to the actual needs of the user, so the NFC multimedia playback device in the embodiment of the utility model can output different multimedia data according to the needs of the user, and then the NFC multimedia playback device can Output diverse multimedia data.

【Description of drawings】

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings used in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without any creative effort.

Fig. 1 is the structural representation of a kind of NFC multimedia playing equipment provided by the utility model embodiment;

Fig. 2 is the structural representation of another kind of NFC multimedia player equipment provided by the utility model embodiment;

Fig. 3 is the structural representation of another kind of NFC multimedia playing equipment provided by the utility model embodiment;

Fig. 4 is the structural representation of another kind of NFC multimedia player equipment provided by the utility model embodiment;

5 is a schematic flow diagram of a multimedia data processing method provided by an embodiment of the present invention;

6 is a schematic flow diagram of another multimedia data processing method provided by an embodiment of the present invention;

Fig. 7 is a schematic flow chart of an NDEF record encapsulation method provided by an embodiment of the present invention;

Fig. 8 is a schematic flow chart of another multimedia data processing method provided by an embodiment of the present invention;

Fig. 9 is a schematic structural diagram of an NFC chip provided by an embodiment of the present invention;

Fig. 10 is a schematic structural diagram of another NFC multimedia playback device provided by the embodiment of the present invention;

Fig. 11 is a schematic structural diagram of another NFC multimedia playback device provided by the embodiment of the present invention;

Fig. 12 is a schematic structural diagram of another NFC multimedia playback device provided by the embodiment of the present invention;

Fig. 13 is a schematic structural diagram of another NFC multimedia playback device provided by the embodiment of the present invention

Fig. 14 is a schematic structural diagram of a reading material capable of playing multimedia data provided by an embodiment of the present invention;

Fig. 15 is a schematic structural diagram of another reading material capable of playing multimedia data provided by an embodiment of the present invention;

Fig. 16 is a schematic structural diagram of a toy capable of playing multimedia data provided by an embodiment of the present invention.

Reference signs:

11—NFC communication module;

111—NFC antenna;

112—NFC antenna control unit;

12—control module;

121—multimedia control unit;

122—multimedia decoder;

123—multimedia codec;

124—video decoder;

125—Video coder/decoder;

13—Multimedia adjustment and output circuit;

14—power supply;

15—Multimedia player;

16—multimedia input circuit;

17—multimedia recorder;

31—mass storage module;

32—reading and writing control module;

321—addressing unit;

322—read and write control unit;

33—antenna control module;

331—electric energy capture unit;

332—antenna control unit.

【detailed description】

In order to better understand the technical solution of the utility model, the embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings.

It should be clear that the described embodiments are only some of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by persons of ordinary skill in the art without creative efforts belong to the protection scope of the utility model.

The terms used in the embodiments of the utility model are only for the purpose of describing specific embodiments, and are not intended to limit the utility model. As used in the embodiments of the present invention and the appended claims, the singular forms "a", "said" and "the" are also intended to include the plural forms unless the context clearly dictates otherwise.

Depending on the context, the word "if" as used herein may be interpreted as "at" or "when" or "in response to determining" or "in response to detecting". Similarly, depending on the context, the phrases "if determined" or "if detected (the stated condition or event)" could be interpreted as "when determined" or "in response to the determination" or "when detected (the stated condition or event) )" or "in response to detection of (a stated condition or event)".

Embodiment one

As shown in Figure 1, a kind of NFC (Near Field Communication, near field communication) multimedia playback equipment is provided for the utility model embodiment, and this NFC multimedia playback equipment can include:

power supply 14;

NFC communication module 11, described NFC communication module 11 comprises NFC antenna 111 and NFC antenna control unit 112; Described NFC antenna 111 is connected with described NFC antenna control unit 112, and described NFC antenna in the described NFC communication module 11 111 and the NFC antenna control unit 112 are respectively connected to the power supply 14;

Control module 12, described control module 12 is connected with described NFC antenna control unit 112 and described power supply 14 respectively;

A multimedia adjustment and output circuit 13 , the multimedia adjustment and output circuit 13 is connected to the control module 12 and the power supply 14 respectively.

Specifically, the NFC antenna control unit 112 can control the NFC antenna 111 to send a carrier signal to the NFC chip, and can also control the NFC antenna 111 to receive the data sent by the NFC chip. The control unit 112 sends the data to the control module 12 .

In the utility model embodiment, since the NFC multimedia playback device includes a power supply, the NFC communication module connected to the power supply, the control module connected to the power supply and the NFC communication module respectively, and the control module connected to the power supply respectively Multimedia adjustment and output circuit, and, because the NFC communication module has the function of communicating with the outside world, for example, the NFC communication module can communicate with the NFC chip, and after the NFC communication module establishes communication with the outside world, the NFC communication module can obtain the outside world The provided multimedia data will then output the corresponding multimedia data through the multimedia adjustment and output circuit. Because in the utility model embodiment, the multimedia data output by the multimedia adjustment and output circuit is obtained according to the multimedia data obtained by the NFC communication module, and the NFC communication The multimedia data obtained by the module is obtained from the outside. Further, the multimedia data obtained by the NFC communication module is obtained from the NFC chip after establishing a communication connection with the NFC chip, that is, the multimedia adjustment and output circuit can output the multimedia data stored in the NFC chip. data, and the multimedia data output by the NFC chip can be output according to the actual needs of the user, so the NFC multimedia playback device in the utility model embodiment can output different multimedia data according to the needs of the user, and then the NFC multimedia playback device can output diversification multimedia data, wherein the multimedia data includes at least one of voice data, video data, text data, picture data and web page data.

In a feasible implementation manner, as shown in Figure 2, the control module 12 includes: a multimedia control unit 121 and a multimedia decoder 122; the multimedia control unit 121 is connected to the multimedia decoder 122; the control module 12 are respectively connected with the NFC antenna control unit 112 and the power supply 14, including: the multimedia control unit 121 in the control module 12 is connected with the NFC antenna control unit 112 in the NFC communication module 11; the control module The multimedia control unit 121 and the multimedia decoder 122 in 12 are respectively connected to the power supply 14 .

Specifically, since the NFC chip and the NFC multimedia playback device need to perform certain encoding processing on the interactive data when performing data interaction, and then use the encoded data for interaction, the data obtained by the NFC antenna control unit 112 is encoded. data, so the NFC multimedia playback device needs to decode the encoded data to obtain the corresponding multimedia data. Since the control module 12 in the NFC multimedia playback device has a decoding function, the NFC antenna control unit 112 sends the acquired data The multimedia control unit 121 in the control module 12 forwards the data to the multimedia decoder 122 to decode the data to obtain corresponding multimedia data.

In a feasible embodiment, as shown in Figure 2, the multimedia adjustment and output circuit 13 is connected to the control module 12, including: the multimedia adjustment and output circuit 13 and the multimedia decoding in the control module 12 Device 122 is connected.

Specifically, after the multimedia decoder 122 decodes the data, the multimedia data can be obtained. Since the NFC multimedia playback device needs to transmit the obtained multimedia data to the corresponding playback device when playing multimedia, it can be adjusted through the multimedia. The output circuit 13 transmits the multimedia data to a corresponding playback device.

In a feasible embodiment, since different multimedia information has different control methods, decoding methods and output methods, it is necessary to configure different multimedia control units, multimedia decoders, and multimedia adjustment and output circuits for different multimedia information, and , when the multimedia information includes two or three of audio, video and static information, the specific multimedia control unit, multimedia decoder, multimedia adjustment and output circuit, and their connection methods include the following:

The first type: when the multimedia information includes audio and video, the multimedia control unit 121 includes: an audio control unit and a video control unit, and the multimedia decoder 122 includes: an audio decoder and a video decoder, and the multimedia adjustment and The output circuit 13 includes: an audio adjustment and output circuit and a video adjustment and output circuit, the audio control unit is connected to the audio decoder, the video control unit is connected to the video decoder, and the audio control unit is connected to the audio decoder. The video control unit is respectively connected with the NFC antenna control unit, the audio control unit, the video control unit, the audio decoder and the video decoder are respectively connected with the power supply, and the audio adjustment and output The circuit is connected with the audio decoder, and the video adjustment and output circuit is connected with the video multimedia decoder.

The second type: when the multimedia information includes audio and static information, the multimedia control unit 121 includes: an audio control unit and a static information control unit, and the multimedia decoder 122 includes: an audio decoder and a static information decoder, the The multimedia adjustment and output circuit 13 includes: an audio adjustment and output circuit and a static information adjustment and output circuit, the audio control unit is connected to the audio decoder, the static information control unit is connected to the static information decoder, and The audio control unit and the static information control unit are respectively connected to the NFC antenna control unit, and the audio control unit, the static information control unit, the audio decoder and the static information decoder are respectively connected to the The audio regulator is connected to the output circuit and the audio decoder, and the static information regulator is connected to the output circuit and the static information multimedia decoder.

The third type: when the multimedia information includes static information and video, the multimedia control unit 121 includes: a static information control unit and a video control unit, and the multimedia decoder 122 includes: a static information decoder and a video decoder, the The multimedia adjustment and output circuit 13 includes: a static information adjustment and output circuit and a video adjustment and output circuit, the static information control unit is connected to the static information decoder, the video control unit is connected to the video decoder, and the The static information control unit and the video control unit are respectively connected to the NFC antenna control unit, and the static information control unit, the video control unit, the static information decoder and the video decoder are respectively connected to the The power supply is connected, the static information adjustment is connected with the output circuit and the static information decoder, and the video adjustment is connected with the output circuit and the video multimedia decoder.

The fourth type: when the multimedia information includes audio, video and static information, the multimedia control unit 121 includes: a static information control unit, an audio control unit and a video control unit, and the multimedia decoder 122 includes: a static information decoder, Audio decoder and video decoder, the multimedia adjustment and output circuit 13 includes: static information adjustment and output circuit, audio adjustment and output circuit and video adjustment and output circuit, the static information control unit and the static information decoder connected, the video control unit is connected to the video decoder, the audio control unit is connected to the audio decoder, the static information control unit, the audio control unit and the video control unit are respectively connected to the The NFC antenna control unit is connected, and the static information control unit, the video control unit, the audio control unit, the static information decoder, the audio decoder and the video decoder are respectively connected to the power supply, The static information adjustment is connected with the output circuit and the static information decoder, the video adjustment is connected with the output circuit and the video multimedia decoder, and the audio adjustment is connected with the output circuit and the audio multimedia decoder.

In a feasible implementation manner, as shown in FIG. 3 , the NFC multimedia playback device further includes: a multimedia player 15 ; the multimedia player 15 is connected to the multimedia adjustment and output circuit 13 .

Specifically, after the multimedia adjustment and output circuit 13 outputs the multimedia data to the multimedia player 15, the multimedia player 15 can play the multimedia data in the form of multimedia.

In a feasible implementation, since different multimedia information uses different players when playing, it is necessary to configure different multimedia players for different multimedia information, and when the multimedia information includes audio, video and static information When using two or three of them, the specific multimedia players and their connection methods include the following:

The first kind: when multimedia information comprises audio frequency and video, described multimedia player 15 comprises: audio player and video player; Described audio player is connected with described audio adjustment and output circuit; Described video player and The video adjustment is connected with the output circuit.

The second type: when the multimedia information includes static information and audio, the multimedia player 15 includes: the audio player is connected to the audio adjustment and output circuit; the static information player and the static information adjustment and output circuit output circuit connection.

The third type: when the multimedia information includes static information and video, the multimedia player 15 includes: the static information player is connected with the static information adjustment and output circuit; the video player and the video adjustment and output circuit output circuit connection.

Fourth: when the multimedia information includes static information, audio and video, the multimedia player 15 includes: the static information player is connected with the static information adjustment and output circuit; the video player and the video The adjustment is connected with the output circuit; the audio player is connected with the audio adjustment and output circuit.

In a feasible implementation manner, as shown in Figure 4, the control module also includes: a multimedia codec 123; the NFC multimedia playback device also includes: a multimedia input circuit 16; the multimedia codec 123 and The multimedia input circuit 16 , the multimedia adjustment and output circuit 13 and the multimedia control unit 121 are connected. Wherein, the multimedia codec 123 and the multimedia input circuit 16 can both be connected to the power supply 14 respectively, and the power supply 14 provides electric energy for the multimedia codec 123 and the multimedia input circuit 16 .

Specifically, the NFC multimedia player device can also store specific multimedia data in the NFC chip. Before the NFC multimedia player device stores the specific multimedia data in the NFC chip, the NFC multimedia player device needs to obtain the specific multimedia data, and then can The acquired multimedia data is transmitted to the multimedia codec 123 through the multimedia input circuit 16, and the multimedia codec 123 can encode the multimedia data to obtain interactive multimedia data, and then pass the multimedia data through the multimedia control unit in turn 121. The NFC antenna control unit 112 and the NFC antenna send the multimedia data to the NFC chip for storage.

In a feasible implementation, since different codecs are used when encoding and decoding different multimedia information, and when inputting different multimedia information, the input circuits used are also different, so it is necessary to Configure different codecs and input circuits, and when the multimedia information includes two or three of audio, video and static information, the specific codecs and input circuits, and their connection methods include the following:

The first kind: when the multimedia information includes audio and video, the codec 123 includes an audio codec and a video codec; the input circuit 16 includes: an audio input circuit and a video input circuit; The audio input circuit, the audio control unit and the audio adjustment and output circuit are connected; the video codec is respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit.

Second: when the multimedia information includes audio and static information, the codec 123 includes an audio codec and a static information codec; the input circuit 16 includes: an audio input circuit and a static information input circuit; the audio codec respectively connected to the audio input circuit, the audio control unit and the audio adjustment and output circuit; the static information codec is respectively connected to the static information input circuit, the static information control unit and the static information The regulator is connected to the output circuit.

The third kind: when multimedia information comprises video and static information, codec 123 comprises video codec and static information codec; Input circuit 16 comprises: video input circuit and static information input circuit; Described video codec respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit; the static information codec is respectively connected with the static information input circuit, the static information control unit and the static information The regulator is connected to the output circuit.

The fourth kind: when multimedia information comprises video, audio frequency and static information, codec 123 comprises video codec, audio codec and static information codec; Input circuit 16 comprises: video input circuit, audio frequency input circuit and Static information input circuit; the video codec is respectively connected to the video input circuit, the video control unit and the video adjustment and output circuit; the static information codec is respectively connected to the static information input circuit, The static information control unit is connected to the static information adjustment and output circuit; the audio codec is respectively connected to the audio input circuit, the audio control unit and the audio adjustment and output circuit.

In a feasible implementation manner, as shown in FIG. 4 , the NFC multimedia playback device further includes: a multimedia recorder 17 ; the multimedia recorder 17 is connected to the multimedia input circuit 16 .

Specifically, the NFC multimedia playback device can collect the multimedia data through the multimedia recorder 17, then transmit the multimedia data to the multimedia input circuit 16, and then transmit the obtained multimedia data to the multimedia codec 123 by the multimedia input circuit 16 for further processing. coding.

In a feasible embodiment, since different input methods are used when inputting different multimedia information, different multimedia recorders need to be configured for different multimedia information, and when the multimedia information includes audio, video and static When there are two or three types of information, the specific multimedia recorder and its connection methods include the following:

The first kind: when multimedia information comprises audio frequency and video, multimedia recorder 17 comprises audio recorder and video recorder; Described audio recorder is connected with described audio input circuit; Described video recorder is connected with described video input circuit connect.

Second kind: when multimedia information comprises audio frequency and static information, multimedia recorder 17 comprises audio recorder and static information input interface; Described audio recorder is connected with described audio frequency input circuit; Described static information input interface is connected with described Static information input circuit connection.

The third kind: when multimedia information comprises video and static information, multimedia recorder 17 comprises video recorder and static information input interface; Described video recorder is connected with described video input circuit; Described static information input interface is connected with described Static information input circuit connection.

The fourth kind: when multimedia information comprises video, audio frequency and static information, multimedia recorder 17 comprises video recorder, audio frequency recorder and static information input interface; Described video recorder is connected with described video input circuit; The information input interface is connected with the static information input circuit; the audio recorder is connected with the audio input circuit.

In a feasible implementation manner, the NFC antenna control unit 112 can communicate with an NFC chip with a large storage space.

Specifically, after the NFC antenna control unit 112 communicates with the NFC chip with a large storage space, the NFC antenna 111 and the NFC chip can perform data interaction, and the NFC antenna 111 transmits the encoded multimedia data to the NFC chip.

In a feasible implementation manner, the NFC multimedia playback device includes a personal computer, a personal digital assistant, a wireless handheld device, a tablet computer, a mobile phone, an MP3 player, and an MP4 player with an NFC communication function.

In a feasible embodiment, the NFC chip can be applied to reading materials capable of playing multimedia data, toys capable of playing multimedia data, dolls capable of playing multimedia data, models, exhibits, souvenirs, brochures, posters, and nameplates superior.

It should be noted that since the NFC multimedia playback device can interact with the NFC chip on data, and the NFC multimedia playback device can obtain multimedia data, encode the multimedia data, and then send the encoded multimedia data to the NFC chip, Therefore, the user can not only use the NFC chip to send the multimedia data required by the user to the NFC multimedia player device for playback, but also send the multimedia data required by the user to the NFC chip through the NFC multimedia player device for storage. Moreover, since the content stored in the NFC chip can be read and written, the content stored in the NFC chip can be updated, and then the user can send the multimedia data stored in the NFC chip to the NFC multimedia playback device according to his own needs. The NFC multimedia playback device can play corresponding multimedia, and further, without replacing the NFC multimedia playback device, it can play different multimedia for different scenarios, thereby realizing the reuse of the NFC multimedia playback device, for example, for the same series of Toys that can play multimedia data can store different multimedia data in the series in the NFC chip, and then use the same NFC multimedia player device to play different multimedia data in the series, thereby achieving economical manufacturing of toys that can play multimedia data in this series At the same time, the user only needs to update the multimedia data stored in the NFC chip, and can use the same toy that can play multimedia data to play different multimedia in the series, saving the user's resources.

Embodiment two

For the above-mentioned NFC multimedia playback device as shown in Figure 4, the utility model embodiment also provides a multimedia data processing method, as shown in Figure 5, the method is applied to the scene where the NFC multimedia playback device plays multimedia information, in the After the NFC multimedia playback device and the NFC chip with large-capacity storage space establish an NFC communication connection, the method may further comprise the steps:

501. Send a carrier signal to the NFC chip through the NFC communication module.

In a feasible implementation manner, specifically, the NFC antenna control unit in the NFC communication module may control the NFC antenna to send the carrier signal to the NFC chip.

Specifically, the NFC multimedia playback device can control the NFC antenna to establish an NFC communication connection with the NFC chip through the NFC antenna control unit, and can also send a carrier signal to the NFC chip through the NFC antenna, wherein after the NFC chip receives the carrier signal, it can According to the carrier signal, the stored data is sent to the NFC multimedia playback device.

It should be noted that the interaction between the NFC multimedia playback device and the NFC chip is carried out through the carrier signal, and the NFC antenna in the NFC multimedia playback device can send the carrier signal. When the NFC antenna sends the carrier signal, it needs to be controlled by the NFC antenna. The unit controls it, and the NFC antenna sends the carrier signal according to the control signal of the NFC antenna control unit.

502. Using the NFC communication module, read at least one near field communication data exchange format NDEF (NFC Data Exchange Format Record, near field communication data exchange format) record sent by the NFC chip using the carrier signal.

Wherein, the at least one NDEF record is obtained after the NFC chip encapsulates the large multimedia data stored by itself into at least one NDEF record carrying a small amount of multimedia data according to the NFC communication protocol.

Specifically, when the NFC multimedia playback device interacts with the NFC chip, it needs to use the data format specified in the NFC communication protocol for interaction. The specified data format is an NDEF record, so the NFC chip encapsulates the multimedia data that needs to be sent as NDEF record, and in order to ensure the accuracy of the interaction between the NFC multimedia playback device and the NFC chip, an NDEF record can only carry data of a certain size, because the size of a multimedia data may be larger than the size that an NDEF can carry, so when sending a For multimedia data, the NFC chip may encapsulate the multimedia data into at least one NDEF record carrying a small amount of multimedia data, and then send the at least one NDEF record carrying a small amount of multimedia data.

In a feasible implementation manner, the at least one NDEF record sent by the NFC chip using the carrier signal may be read through the NFC antenna in the NFC communication module.

503. Send the at least one NDEF record to the control module through the NFC communication module.

In a feasible implementation manner, the at least one NDEF record may be sent to the NFC antenna control unit in the communication module through the NFC antenna in the communication module; and then through the NFC communication module The NFC antenna control unit in the control module sends the at least one NDEF record to the corresponding multimedia control unit in the control module. For example, when at least one NDEF record is at least one NDEF record corresponding to video, the NFC antenna control unit can send at least one NDEF record to the video control unit, and when at least one NDEF record is at least one NDEF record corresponding to audio, the NFC antenna The control unit may send at least one NDEF record to the audio control unit, and when the at least one NDEF record is at least one NDEF record corresponding to static information, the NFC antenna control unit may send at least one NDEF record to the static information control unit.

504. Using the control module, decode the at least one NDEF record to obtain corresponding multimedia data.

Specifically, since the NFC multimedia playback device needs corresponding multimedia data when playing multimedia, and the corresponding multimedia data is carried in the at least one NDEF record, it is necessary to decode the at least one NDEF record to obtain the carried multimedia data.

In a feasible implementation manner, the at least one NDEF record may be sent to the corresponding multimedia decoder in the control module through the corresponding multimedia control unit in the control module; and then through the control The corresponding multimedia decoder in the module decodes the at least one NDEF record to obtain the corresponding multimedia data. For example, when at least one NDEF record is at least one NDEF record corresponding to the video, then at least one NDEF record is obtained by the video control unit, and then the video control unit sends at least one NDEF record to the video decoder for decoding, and finally obtains the corresponding Video, when at least one NDEF record is at least one NDEF record corresponding to audio, then at least one NDEF record is obtained by the audio control unit, and then the audio control unit sends at least one NDEF record to the audio decoder for decoding, and finally obtains the corresponding Audio, when at least one NDEF record is at least one NDEF record corresponding to static information, then at least one NDEF record is acquired by the static information control unit, and then the static information control unit sends at least one NDEF record to the static information decoder for decoding, Finally, the corresponding static information is obtained.

505. Send the corresponding multimedia data to the multimedia adjustment and output circuit through the control module.

Specifically, when an NFC multimedia playback device plays multimedia information, it needs to transmit multimedia data to a specific multimedia playback device, and then use the specific multimedia playback device to play multimedia. Multimedia conditioning and output circuits for transmission.

In a feasible implementation manner, the corresponding multimedia data may be sent to the corresponding multimedia adjustment and output circuit through the corresponding multimedia decoder in the control module. For example: when the audio decoder decodes at least one NDEF record and obtains the audio data, the audio decoder can send the audio data to the audio regulator and the circuit, when the video decoder decodes at least one NDEF record and obtains After the video data, the video decoder can send the video data to the video regulator and the circuit, when the static information decoder decodes at least one NDEF record, after obtaining the static information data, the static information decoder can send the static information data give static information to regulate with the circuit.

506. Play the corresponding multimedia data through the multimedia adjustment and output circuit.

In a feasible implementation manner, the corresponding multimedia data can be output to the corresponding multimedia player through the corresponding multimedia adjustment and output circuit, so that the corresponding multimedia player can play the multimedia data. For example, after the audio adjustment and output circuit obtains the audio data, the audio adjustment and the circuit can output the audio data to the audio player, so that the audio player can play the audio data; when the video adjustment and output circuit obtains the video data , the video adjustment and the circuit can output the video data to the video player, so that the video player can play the video data, when the static information adjustment and the output circuit obtain the static information data, the static information adjustment and the circuit can output the static information The information data is output to the static information player, so that the static information player plays the static information data.

In a feasible implementation, the multimedia data includes at least one of voice data, video data, and static information, and the static information includes at least one of text data, picture data, and web page data.

In the utility model embodiment, after the NFC multimedia playback device establishes an NFC communication connection with the NFC chip with large-capacity storage space, the NFC multimedia playback device can send a carrier signal to the NFC chip through the NFC communication module, and pass through the NFC communication module. , reading at least one near-field communication data exchange format NDEF record sent by the NFC chip using the carrier signal, and then decoding the at least one NDEF record through the control module to obtain corresponding multimedia data, and finally through The multimedia adjustment and output circuit plays the corresponding multimedia data. In the embodiment of the utility model, the multimedia data obtained by the NFC communication module is obtained from the NFC chip after establishing a communication connection with the NFC chip, that is, the multimedia adjustment and output circuit can output the multimedia data stored in the NFC chip, and the output of the NFC chip Multimedia data can be output according to the user's actual needs, so the NFC multimedia player in the utility model embodiment can output different multimedia data according to the user's needs, thereby enabling the NFC multimedia player to output diversified multimedia data.

It should be noted that the NFC chip can send at least one NDEF record to the NFC antenna, and the NDEF records sent by the NFC chip to the NFC antenna are arranged in the order in which the NFC chip is read. Therefore, the NFC antenna can receive NDEF records in this order. record, and, in order to ensure the smoothness of the NFC multimedia playback device when processing NDEF records, after the NFC antenna in the communication module receives an NDEF record, as shown in Figure 6, the NDEF record can be recorded through the following steps To process:

601. Send the NDEF record to the NFC antenna control unit in the communication module through the NFC antenna in the communication module.

602. Send the NDEF record to a corresponding multimedia control unit in the control module through the NFC antenna control unit in the NFC communication module.

The specific method has been described in detail above, and will not be described in detail here.

603. Send the NDEF record to the corresponding multimedia decoder in the control module through the corresponding multimedia control unit in the control module.

The specific method has been described in detail above, and will not be described in detail here.

604. Using the corresponding multimedia decoder in the control module, decode the NDEF record to obtain multimedia data corresponding to the NDEF record.

605. Send the multimedia data corresponding to the NDEF record to the corresponding multimedia adjustment and output circuit through the corresponding multimedia decoder in the control module.

The specific method has been described in detail above, and will not be described in detail here.

606. Output the multimedia data corresponding to the NDEF record to the corresponding multimedia player through the corresponding multimedia adjustment and output circuit, so that the corresponding multimedia player plays multimedia.

The specific method has been described in detail above, and will not be described in detail here.

In a feasible implementation, as shown in Figure 7, when the NFC chip encapsulates the large multimedia data stored by itself into at least one NDEF record carrying a small amount of multimedia data according to the NFC communication protocol, it can be specifically implemented by the following method :

701. After the NFC chip captures the carrier signal, use the carrier signal to supply power to circuits in the NFC chip, and demodulate the carrier signal.

702. The NFC chip addresses the mass storage module of the NFC chip according to the demodulated carrier signal.

703. The NFC chip reads the large multimedia data stored in the large-capacity storage module according to the addressing result.

704. The NFC chip encapsulates the large multimedia data into at least one NDEF record carrying a small amount of multimedia data according to the NFC protocol.

Specifically, an NFC chip with a large storage space can store a large amount of data. In order to facilitate searching, different data can be stored in different storage locations. Different storage locations correspond to different addresses. After the NFC chip receives the carrier signal, Since the carrier signal can carry the content that the user needs to play or the storage address of the playback content in the NFC chip, after the NFC chip demodulates the carrier signal, it can be stored in the NFC chip according to the demodulated information. Addressing is carried out in the capacity storage module, and the addressing result is obtained. After the NFC chip reads the corresponding multimedia data according to the addressing result, the multimedia data is packaged. Since the multimedia data is sent by the NFC chip to the NFC multimedia player Therefore, the multimedia data needs to be encapsulated according to the NFC protocol, and the multimedia data is encapsulated as an NDEF record. At the same time, in order to ensure the fluency and accuracy of data transmission during the transmission process from the NFC chip to the NFC multimedia playback device, the The large multimedia data is encapsulated into at least one NDEF record carrying a small amount of multimedia data, and the above-mentioned NDEF records are sent to the NFC multimedia playback device in sequence.

Embodiment Three

For the above-mentioned NFC multimedia playback device as shown in Figure 4, the utility model embodiment also provides a multimedia data processing method, as shown in Figure 8, the method can be applied to the NFC multimedia playback device storing multimedia data in the NFC chip In the scenario, after the NFC multimedia playback device establishes an NFC communication connection with an NFC chip with a large-capacity storage space, the method includes the following steps:

801. Collect multimedia data through the multimedia input circuit.

In a feasible implementation manner, the corresponding multimedia data may be collected by the corresponding multimedia recorder; and then the collected multimedia data may be sent to the corresponding Multimedia input circuit.

Specifically, when the user needs to store multimedia data in the NFC chip, the multimedia data that needs to be stored can be collected by the multimedia recorder. After the multimedia recorder collects the multimedia data, the multimedia data can be transmitted to the multimedia input circuit. The multimedia input circuit transmits the multimedia data to the NFC chip. For example, when the audio signal needs to be collected, the audio signal can be collected by the audio recorder, and then the audio signal can be transmitted to the audio input circuit through the audio recorder; when the video data needs to be collected, the video data can be collected by the video recorder, and then passed The video recorder transmits video data to the video input circuit. When static information needs to be obtained, the static information can be obtained through the static information input interface, and then the static information is transmitted to the static information input circuit through the static information input interface.

In a feasible implementation manner, the multimedia data includes at least one of voice data, video data, and static information, and the static information includes at least one of text data, picture data, and web page data.

802. Send the multimedia data to the control module through the multimedia input circuit.

In a feasible implementation manner, the corresponding multimedia data is sent to the corresponding multimedia codec in the control module through the corresponding multimedia input circuit.

Specifically, in order to make the multimedia data conform to the NFC communication protocol during transmission, it is necessary to transmit the multimedia data to a multimedia codec, and encode and encapsulate the multimedia data through the multimedia codec, so that the encoded and encapsulated multimedia data The data complies with the NFC communication protocol. For example, after the audio input circuit obtains the audio signal, the audio signal can be sent to the audio codec through the audio input circuit, and when the video input circuit obtains the video data, the video data can be sent to the video codec through the video input circuit. The codec can send the static information data to the static information codec through the static information input interface after the static information data is obtained by the static information input interface.

803. Through the control module, encode the multimedia data according to the NFC communication protocol, so as to encapsulate the multimedia data into at least one NDEF record carrying a small amount of multimedia data.

In a feasible implementation manner, the corresponding multimedia data can be encoded according to the NFC communication protocol through the corresponding multimedia codec in the control module, so as to encapsulate the corresponding multimedia data into at least An NDEF record carrying a small amount of multimedia data.

Specifically, in order to keep the multimedia data at a good transmission speed and accuracy during transmission, the multimedia data can be encoded according to the NFC communication protocol, and the multimedia data can be encapsulated into at least one carrying small multimedia data Amount of NDEF records for fast transfer and accuracy during transfer. For example, after the audio decoder acquires the audio signal, it can encode the audio signal through the audio codec, and encapsulate the audio signal into at least one NDEF record carrying a small amount of audio data according to the NFC communication protocol. When the video decoder acquires After receiving the video data, the video data can be encoded by the video codec. According to the NFC communication protocol, the video data is encapsulated into at least one NDEF record carrying a small amount of video data. When the static information decoder obtains the static information data, The static information data may be encoded by a static information codec, and the static information data may be encapsulated into at least one NDEF record carrying a small amount of static information data according to the NFC communication protocol.

804. Send the at least one NDEF record to the NFC communication module through the control module.

In a feasible implementation manner, the at least one NDEF record may be sent to the corresponding multimedia control unit in the control module through the corresponding multimedia codec in the control module; and then through the control module The corresponding multimedia control unit in the NFC communication module sends the at least one NDEF record to the NFC antenna control unit in the NFC communication module.

Specifically, since the NFC antenna control unit in the NFC multimedia player device controls the content interacted with the NFC chip during the interaction between the NFC multimedia player device and the NFC chip, it is necessary to record at least one NDEF through the multimedia control unit , sent to the NFC antenna control unit in the NFC communication module, and then at least one NDEF record is controlled by the NFC antenna control unit, and at least one NDEF record is sent to the NFC chip. For example, after the audio codec encodes the audio signal and obtains at least one NDEF record, the audio codec sends at least one NDEF record to the audio control unit, and then the audio control unit sends at least one NDEF record to the NFC antenna control unit , after the video codec encodes the video data and obtains at least one NDEF record, the video codec sends at least one NDEF record to the video control unit, and then the video control unit sends at least one NDEF record to the NFC antenna control unit, After the static information codec encodes the static information data and obtains at least one NDEF record, the static information codec sends at least one NDEF record to the static information control unit, and then the static information control unit sends at least one NDEF record to the NFC Antenna control unit.

805. Send the at least one NDEF record to the NFC chip through the NFC communication module.

In a feasible implementation manner, the at least one NDEF record can be loaded in the carrier signal through the NFC antenna in the NFC communication module; then through the NFC antenna in the NFC communication module, at least one The carrier signal recorded by NDEF is sent to the NFC chip.

Specifically, since the NFC antenna directly participates in the interaction between the NFC multimedia playback device and the NFC chip, and the NFC antenna control unit only controls the NFC antenna to send or receive data, and what type of data to send or receive, Therefore, after the NFC antenna control unit acquires at least one NDEF record, it can send the at least one NDEF record to the NFC antenna, and then the NFC antenna sends the at least one NDEF record to the NFC chip.

In a feasible implementation manner, since the NFC multimedia playback device and the NFC chip communicate through a carrier signal, the at least one NDEF record can be loaded on the carrier signal through the NFC antenna in the NFC communication module. signal, and then send the carrier signal loaded with at least one NDEF record to the NFC chip through the NFC antenna in the NFC communication module.

In a feasible implementation, in order to ensure fluency and accuracy when transmitting at least one NDEF record to the NFC chip, and because the at least one NDEF record has a sequence in the encoding process, that is, the generation process of at least one NDEF record There is a sequence, so after the multimedia codec in the control module obtains an NDEF record, the NDEF record can be sent to the control module through the corresponding multimedia codec in the control module The corresponding multimedia control unit in the control module; then, send the NDEF record to the NFC antenna control unit in the NFC communication module through the corresponding multimedia control unit in the control module; and through the NFC antenna in the NFC communication module The control unit sends the NDEF record to the NFC antenna in the NFC communication module; sends the NDEF record to the NFC chip through the NFC antenna in the NFC communication module.

The specific implementation has been described in detail above, and will not be described in detail here.

In a feasible implementation manner, the NDEF record can be loaded in the carrier signal through the NFC antenna in the NFC communication module; then, the carrier signal with the NDEF record will be loaded through the NFC antenna in the NFC communication module The signal is sent to the NFC chip.

In a feasible implementation, after the NFC chip receives the carrier signal loaded with the NDEF record, it needs to obtain the NDEF record in the carrier signal, and then convert the DNEF record into multimedia data for storage. The specific implementation method can be as follows The above method is realized: the NFC chip receives the carrier signal loaded with the NDEF record; the NFC chip uses the carrier signal loaded with the NDEF record to supply power to the circuit in the NFC chip, and loads the carrier signal with the NDEF record The signal is demodulated to obtain the multimedia data corresponding to the NDEF record and the demodulated carrier signal; the NFC chip addresses in the large-capacity storage module of the NFC chip according to the demodulated carrier signal; The NFC chip writes the multimedia data corresponding to the NDEF record into the mass storage module according to the addressing result.

Through the above method, the user can store the required multimedia data in the NFC chip, so as to update the multimedia data stored in the NFC chip.

Embodiment four

In order to further set forth the technical idea of the utility model embodiment, the further description of the utility model embodiment is as follows:

Above-mentioned NFC multimedia playback device can comprise personal computer with NFC communication function, personal digital assistant, wireless handheld device, panel computer, mobile phone, MP3 player and MP4 player, and above-mentioned NFC chip can be applied to the reading material that can play multimedia data, Toys that can play multimedia data, dolls that can play multimedia data, models, exhibits, souvenirs, brochures, posters, and explanatory nameplates. Since only the NFC chip needs to be set on the above-mentioned information carrier, and the multimedia player multiplexes the equipment with NFC communication function, there is no need to set the multimedia player in the above-mentioned information carrier, thereby reducing the volume of the above-mentioned information carrier and reducing the The cost of the above-mentioned information carrier, and the article with smaller volume can also be made into the above-mentioned information carrier.

The NFC chip involved in the above-described embodiments is embedded with an NFC card with a large storage space or directly integrated with an NFC circuit module with a large storage space, (hereinafter, for the convenience of description, the NFC card or NFC circuit module is collectively referred to as NFC chip,) wherein, the storage module of the NFC chip has a storage space of hundreds of KB or even several MB (megabytes) larger than the storage space of several KB (kilobytes) that the existing NFC chip can store. The information carrier can be used to provide at least one multimedia information content such as audio, video, picture, animation, text, document, and web page.

When the above-mentioned NFC communication-based playback device of the utility model embodiment is close to the NFC chip communication range of the information carrier, the multimedia information content stored in the NFC chip of the information carrier can be read out to the NFC multimedia playback device through NFC communication. , and then complete the playback of multimedia information by means of the multimedia playback device on the NFC multimedia playback device.

Wherein, the information carrier is not limited to toys, dolls, and reading materials that can play multimedia data, and it can also be items such as models, exhibits, souvenirs, brochures, posters, etc. that have multimedia presentation requirements. It should not be limited to small portable items, and the information carrier can also be the surface or part of a large item, such as the multimedia demonstration area of an exhibition stand, the description nameplate of a large product, etc. Multimedia information can include audio such as voice or music, video containing sound, Flash (a creation software that integrates animation creation and application development) or GIF (Graphics Interchange Format, image interchange format) animation, pictures and text, documents , xml (Extensible Markup Language, Extensible Markup Language) or html (HyperText Markup Language, Hypertext Markup Language) format of one or more types of multimedia information content.

For example, when the above-mentioned information carrier is a reading material that can play multimedia data, such as audiobooks, such as story books, children's literacy booklets, dictionaries, dictionaries, recipes, magazines, newspapers, etc., the above-mentioned NFC chip can display each piece of text , each word phrase or each story and the text content of the entire audiobook is the content unit of multimedia information to store the readable content of the entire audiobook, and embedded in the back of the audiobook (the back cover corresponding to the front cover), Optionally, the NFC chip is embedded in the middle of one side near the edge of the page turning on the back of the audiobook, or embedded in the spine of the book, such as the middle of the spine, for establishing NFC communication with the NFC reading area of the NFC multimedia playback device, of course The above-mentioned NFC chip can also be embedded in other convenient reading positions of the audiobook according to the position of the NFC multimedia playback device; or, the above-mentioned NFC chip can also be embedded in the corners of each page of the above-mentioned audiobook. , the same NFC chip can only store the readable content of this page. When the above-mentioned audiobook is matched with the NFC multimedia playback device in a set placement mode, the power supply battery of the NFC multimedia playback device supplies power to the NFC chip of the audiobook through NFC communication between NFC coils, and obtains the information stored in the above-mentioned NFC chip. For the readable content of the audiobook, the NFC multimedia playback device performs multimedia data decoding and completes the playback of the readable content through the speaker and the display screen, for example, playing the voice reading audio compared with the text content of the audiobook, or playing with the text Demonstration animations and story videos with comparative content.

For example, when the above-mentioned information carrier is a toy or doll that can play multimedia data, specifically a toy or doll that can make sounds, such as a plastic toy for holding, a plush doll for holding, etc., the above-mentioned NFC chip can Store one or more lines related to the toy or doll, a story voice, a character video, or at least one multimedia information in some toys or dolls using explanatory pictures, documents, and web pages as readable content, wherein, for For smaller hand-held plastic toys, the NFC chip can be optionally embedded on the bottom or base of the toy, which is used to place the toy to the NFC reading area of the NFC multimedia playback device to establish NFC communication. For larger hand-held toys For plastic toys or plush dolls, NFC chips can be optionally embedded in the toy’s hands, feet, or prominent parts of the body such as the back, for placing the NFC chip part of the toy or doll close to the NFC reader of the NFC multimedia playback device Take the area to establish NFC communication. Of course, the above-mentioned NFC chip can also be embedded in other convenient reading positions of the toy or doll according to the appearance characteristics of the toy or doll. When the above-mentioned toy or doll cooperates with the NFC multimedia playback device in a set placement manner, the NFC multimedia playback device completes the playback of the readable content through a speaker and/or a display screen, such as playing a video related to the image of the toy or doll. Lines, stories or videos, explanatory documents, and, by means of input control buttons on the NFC multimedia playback device or touch virtual buttons on the touch screen, the game content stored in the NFC chip of the toy or doll can be played through NFC multimedia The presentation of the device and the game interaction with the player.

For example, when the above-mentioned information carrier is a model with multimedia presentation requirements, such as scaled-down architectural models, vehicle models, airplane models, toy models, etc., the above-mentioned NFC chip can be used for the voice, video, animation, etc. Or at least one multimedia information in pictures, documents, and web pages is stored as readable content. Optionally, the NFC chip can be embedded in the bottom or base of the model, or it can be embedded in the top or on the nameplate. Of course, it can also be based on Structural features of the model are embedded in other easily readable locations on the model. When the above-mentioned model cooperates with the NFC multimedia playback device in a set placement mode, the NFC multimedia playback device completes the playback of the readable content through the loudspeaker and/or display screen, for example, playing the parameter explanation audio of the actual object of the model or video.

For example, when the above-mentioned information carrier is exhibits, souvenirs, brochures, posters, such as exhibitions, antiques, jewelry and other exhibits, travel cards, photo albums and other souvenirs, product brochures and posted posters, etc., the above-mentioned NFC chip can At least one multimedia information used in the description and introduction of information carriers such as exhibits, such as audio, video, animation or pictures, documents, and web pages, is stored as readable content, wherein the NFC chip can be stored according to the shape and structure of the information carrier. Embedded into the easy-to-read position of the information carrier, such as embedding NFC chips into the corners of exhibits, posters, etc. On the back cover of the item, and directly embed the NFC chip into cards such as travel cards. When the NFC multimedia playback device cooperates with the above-mentioned information carrier in a set placement manner, the NFC multimedia playback device completes the playback of the readable content through the speaker and/or display screen, such as playing the commentary audio related to the information carrier or video.

For example, when the above information carrier is the surface or part of a large item, such as the multimedia demonstration area of an exhibition stand, the description nameplate area of a large product, the commodity price list of an automatic vending machine, etc., the above NFC chip can be used for the large item. At least one multimedia information in the voice, video, animation or picture, document, and web page of the description is stored as readable content, wherein the NFC chip can be embedded in the easy-to-read prominent position, such as embedding the NFC chip into the nameplate and corner of the large item. When the NFC multimedia playback device cooperates with the above-mentioned large items in a set placement manner, the NFC multimedia playback device completes the playback of the readable content through speakers and/or display screens, for example, playing commentary audio related to the large items or video.

Regarding the large-capacity NFC chip embedded in the information carrier provided by the embodiment of the utility model, it can be specifically shown in FIG. 9 . The functions of each module of the NFC chip are described in detail below:

The read-write control module 32 is connected with the mass storage module 31 and the antenna control module 33, and is used to control the reading and writing of mass storage information in the mass storage module 31, wherein the addressing unit 321 is used for The storage space of the large-capacity storage module 31 is addressed, and the storage information of a large amount of data stored in the large-capacity storage module 31 is read out by the read-write control unit 322 according to the addressing of the addressing unit 321 and packaged into a form suitable for NFC. At least one NDEF record carrying a small amount of data for communication is sent by the antenna control module 33 through the NFC antenna (coil), or the read-write control unit 322 sends at least one record carrying small data received by the antenna control module 33 through the NFC antenna. A large amount of NDEF records are unpacked (parsed) into storage information and the storage information is written to the corresponding address of the mass storage module 31 according to the addressing of the addressing unit 321 .

The storage content of the large-capacity storage module 31 has been described in detail in the above-mentioned embodiments, and will not be repeated here.

The large-capacity storage module 31 provided by the embodiment of the utility model, the large-capacity refers to that the storage module has a storage space of hundreds of KB or even several MB larger than the several KB storage space that the existing NFC tags can store, And through the addressing unit 321 provided separately in the read-write control module 32 provided by the utility model, the addressing of the data address of the larger storage space is realized, so as to solve the technical defect that the existing NFC tags cannot store large-capacity data .

Antenna control module 33, including power capture unit 331 and antenna control unit 332, antenna control module 33 is connected to NFC antenna, for power capture unit 331 from the electromagnetic wave (carrier signal) that NFC antenna receives, captures electric energy and for the whole NFC chip The circuit module is powered, and the antenna control unit 332 modulates or demodulates the carrier signal received by the NFC antenna to realize the sending or receiving of NDEF records carrying a small amount of data. Specifically, the antenna of the NFC chip can be a coil that surrounds a circle, a square, or any other shape; the antenna control module 33 and the read-write control module 32 can be set as two independent circuit modules, or can also be set as a shared part The single circuit module of the circuit can only adopt the realization mode of integrated circuit, also can adopt the combination of integrated circuit and discrete device and the realization mode of the combination of integrated circuit and single-chip microcomputer to construct the function of the whole circuit; Large-capacity storage module 31 can adopt EEPROM (Electrically Erasable Programmable Read-Only Memory, Electrically Erasable Programmable Read-Only Memory), EPROM (Erasable Programmable Read Only Memory, Erasable Programmable Read-Only Memory), FLASH, ferroelectric memory or phase change memory, etc. It can also be implemented by using a combination of one or more registers, temporary registers, RAM (random access memory, random access memory) and other volatile memories and at least one of the above non-volatile memories.

Further, when the NFC chip provided by this embodiment has a single quantity of multimedia information stored in the mass storage module 31, the addressing unit 321 is set to start addressing from the initial address of the single multimedia information, and is read and written Control unit 322 starts to read from the starting address of this single multimedia information, and is encapsulated into a plurality of NDEF records and is sent out through NFC antenna by antenna control module 33 according to the sequence of multimedia data carried in NDEF records; When stored multimedia information When the number is multiple of the same type or multiple of different types, the addressing unit 321 is set to start addressing from the initial address of the first multimedia information stored in the mass storage module 31 by default, or according to the preset multimedia information The addressing sequence starts addressing from the starting address of the multimedia information of the first bit, or, is set as the mode that can accept the instruction of reading the target multimedia information, specifies the addressing according to the instruction of reading the target multimedia information by the read-write control module 32 The addressing unit 321 starts addressing from the start address of the target multimedia information, and then the reading and writing control unit 32 reads out the data and encapsulates it into multiple NDEF records to send out.

Based on the writing characteristics of the large-capacity NFC chip provided by the above utility model, the information carrier provided by the embodiment of the utility model can also be set to be used for playback by the user deciding to write specific multimedia content to the NFC chip of the information carrier, specifically The multimedia content has been described in detail above, and will not be repeated here. The embodiment of the utility model provides an information carrier based on near-field communication. An NFC chip with a large storage space is embedded in the information carrier. Multimedia information related to the information carrier is directly stored in the NFC chip. The unique playback device based on NFC communication cooperates and constructs NFC communication. The NFC chip captures electric energy in the NFC communication to obtain the working power, and the playback device based on NFC communication reads out the multimedia information stored in the NFC chip to realize playback. Thus, There is no need to set a power supply battery and a multimedia player on the information carrier, which effectively reduces the cost, and the small NFC chip also solves the problem of excessive circuit board size, so that the NFC chip can be embedded in smaller toys.

The multimedia information stored in the NFC chip embedded in different types of information carriers has different formats, and the playback device based on NFC communication provided by the embodiments of the utility model can be implemented in various ways. The specific structure of the playback device based on NFC communication provided by the utility model will be described in detail below.

Embodiment five

For information carriers that mainly play multimedia content, such as reading materials that can play multimedia data, toys/dolls that can play multimedia data, etc., the corresponding playback devices based on NFC communication (hereinafter referred to as NFC multimedia playback devices) can only be provided with corresponding Multimedia decoding circuit and speaker to complete multimedia reading and playing.

In a specific embodiment, as shown in Figure 10, the power supply 14 is connected to the control module 12, the power supply 14 is connected to the NFC communication module 11 through the control module 12, and the power supply 14 is connected to the multimedia adjustment and output circuit 13 through the control module 12, The power supply 14 passes through the control module 12 and the multimedia adjustment and output circuit 13 in sequence, and then is connected to a multimedia player such as a speaker. Refer to FIG. 2 for subunits or submodules included in each unit or module in FIG. 10 .

It should be noted that, when the media information is audio information, the multimedia player connected to the multimedia adjustment and output circuit 13 is not limited to direct sound-generating devices such as loudspeakers. interface, AV interface and other analog or digital multimedia output interfaces, or wireless connection circuits such as Bluetooth and WiFi, when an additional sounding device is connected to the NFC multimedia playback device through the multimedia output interface or wireless connection circuit, it can also be regulated and output by the multimedia The circuit 13 controls the output and playback of multimedia.

Optionally, the power supply 14 can be a built-in rechargeable battery such as a 3.7V lithium battery, or a power conversion circuit that can be connected to 220V mains, such as a 5V power converter, or a power supply circuit that can be installed into a dry battery.

Further, the control module 12 includes a cache module composed of volatile memory, such as registers, temporary registers, RAM, etc., for the multimedia control unit 121 to unpack and restore each NDEF record received by the NFC antenna control unit 112 into After the multimedia storage information segment is cached into the volatile memory, until the NFC multimedia playback device reads the multimedia information from the NFC chip of the information carrier, the multimedia storage information cached in the volatile memory is decoded by the multimedia decoder 122 Then send it to the multimedia adjustment and output circuit 13 to control the playback.

In order to shorten the waiting time for multimedia playback, optionally, the control module 12 can also be set to: after the NFC communication module 11 reads the NDEF record, the multimedia control unit 121 will unpack the received NDEF record and restore it to multimedia The stored information fragments are decoded by the multimedia decoder 122 and sent to the multimedia adjustment and output circuit 13 to control playback.

Further, since the addressing unit 321 of the NFC chip provided by the utility model is set to start addressing from the initial address of the multimedia storage information and the read-write control unit 322 starts to read the packaged form from the initial address of the multimedia storage information. The NDEF record is sent to the NFC multimedia playback device, so that the NFC multimedia playback device provided by the embodiment of the utility model can realize playing while reading the multimedia storage information from the information carrier embedded in the NFC chip, thereby shortening the waiting time for starting playback.

Further, the control module 12 includes a user control input interface and an indicator light, the control input interface can be a key, a button or a virtual key, a selection wheel or other input interface that can be used for user operation control, and the indicator light is used to indicate the multimedia playback status , working state, abnormal state, etc., optional, the indication function of the indicator light can also be controlled by the control module 12 to control the voice prompt of the speaker as an alternative implementation. Optionally, for the information carrier that only stores a single multimedia storage information in the NFC chip, the control module 12 of the NFC multimedia playback device can only include a single or two playback control buttons and corresponding indicator lights, and the playback control buttons control the multimedia. Play, pause, continue playing or stop playing, the indicator light indicates the playing and non-playing status and whether there is an NFC chip communication status; for the information carrier with multiple multimedia storage information stored in the NFC chip, such as segmenting according to stories or chapters Store the reading material of the playable multimedia data of corresponding multimedia information, the control module 12 of NFC multimedia playback device can comprise the play button or selection wheel corresponding to each multimedia storage information, after the user designates a multimedia storage information that needs to play, The control module 12 of the NFC multimedia playback device sends the instruction to read the corresponding multimedia storage information to the NFC chip of the information carrier through the NFC communication module 11, and is designated by the read-write control module 32 of the NFC chip according to the instruction to read the target multimedia storage information The addressing unit 321 starts addressing from the starting address of the target multimedia storage information, and the multimedia data is read out by the read-write control unit 322 and encapsulated into multiple NDEF records, which are sent to the NFC multimedia player device to complete the decapsulation and playback of the multimedia data.

Based on the writing characteristics of the NFC chip embedded in the information carrier, on the basis of the circuit structure of the NFC multimedia player shown in Figure 10, the NFC multimedia player can also include a multimedia input circuit, such as the NFC multimedia player shown in Figure 11 The corresponding module of the multimedia adjustment and output circuit 13, power supply 14 of Fig. 10 and the NFC multimedia playback device of Fig. Unit 121 only adds NDEF record encapsulation and sending functions corresponding to NDEF record reading and decapsulation, and its connection mode is exactly the same as that of the NFC multimedia player in FIG. 10 , which will not be repeated here. In the following, the multimedia codec 123 and the multimedia input circuit 16 will be described in detail in conjunction with the multimedia input working mode of the NFC multimedia playback device in FIG. 11 .

The NFC multimedia player equipment as shown in Figure 11 comprises NFC communication module 11, control module 12, multimedia adjustment and output module 13, power supply 14, multimedia input circuit 16, and multimedia players such as speakers connected to each other with multimedia adjustment and output circuit 13 , a multimedia recorder such as a microphone connected to the multimedia input circuit 16, wherein the NFC communication module 11 includes an NFC antenna 111 and an NFC antenna control unit 112, and the control module 12 includes a multimedia control unit 121 and a multimedia codec 123.

The multimedia input circuit 16 is connected to the multimedia recorder and the control module 12 , and is used to control the multimedia recorder to record and collect multimedia data, and transmit the collected multimedia data to the multimedia codec 123 of the control module 12 .

The multimedia codec 123, based on the control of the multimedia control unit 121, decodes the multimedia data received by the NFC multimedia playback device and transmits it to the multimedia adjustment and output circuit 13 to control playback, or collects the multimedia data transmitted by the multimedia input circuit 16 The data is encoded and sent to the multimedia control unit 121 .

The multimedia control unit 121 encapsulates the large-capacity multimedia write data encoded by the multimedia codec 123 into multiple NDEF records carrying a small amount of data, and the NFC antenna control unit 112 controls the NFC antenna 111 to send the carrier wave to the NFC chip Signal to supply power to the NFC chip and perform NFC communication to send the multiple NDEF records to the NFC chip, so that the antenna control unit 332 of the NFC chip demodulates the carrier signal to receive the NDEF record and the NDEF record is unpacked by the read-write control unit 322 into After the original multimedia writing data is written into the mass storage module 31 according to the addressing of the addressing unit 321 .

Certainly, the multimedia recorder provided in this embodiment is not limited to a direct recorder such as a microphone or a microphone, and may also be a multimedia input interface such as an AUX (Auxiliary, multimedia input interface) input.

Similarly, the control module 12 may also include a user control input interface such as a button for controlling multimedia recording or a selection wheel, and an indicator light for controlling and instructing the execution of multimedia recording.

Embodiment six

For information carriers such as models, exhibits, souvenirs, brochures, posters, and large items that require multimedia presentations, and the above-mentioned information carriers mainly play video content, the corresponding NFC-based multimedia playback devices need to be set up for audio and video decoding. Circuits, speakers, and display screens to complete video reading and playback.

Fig. 12 is a schematic structural diagram of an NFC video playback device provided by an embodiment of the utility model. As shown in Figure 12, in the NFC multimedia playback device provided by the embodiment of the utility model, the same reference numerals are given to the common circuit modules in Figure 10, and the same circuit modules and connection relationships will not be repeated here, and the following will Mainly explain the difference between the two.

The NFC multimedia playback device as shown in Figure 12 comprises NFC communication module 11, control module 12, audio frequency adjustment and output module 13, video adjustment and display circuit 16, power supply module 14, and the loudspeaker etc. that are connected with audio frequency adjustment and output module 13 Audio player, image displays such as display screens connected with video adjustment and display circuit 16, wherein the NFC communication module 11 includes an NFC antenna 111 and an NFC antenna control unit 112, and the control module 12 includes a multimedia control unit 121 and a video decoder 124.

Same as the audio player provided by Embodiment 3, the image display provided by this embodiment is not limited to direct display devices such as display screens. Optionally, it can also be a composite video interface, HDMI (High Definition Multimedia Interface, high-definition Multimedia interface) interface, VGA (Video Graphics Array, video graphics array) interface, S (Separate Video, two-component video interface) terminal interface, DVI (Digital Visual Interface, digital video interface) interface, DisplayPort (a high-definition digital display interface Standard) interface, IEEE (Institute of Electrical and Electronics Engineers, Institute of Electrical and Electronics Engineers) 1394 interface or BNC (Bayonet Nut Connector, bayonet nut connector) interface and other analog or digital video output interfaces, or Bluetooth, WiFi (WIreless- Fidelity, wireless fidelity) and other wireless connection circuits.

Based on the writing characteristics of the NFC chip embedded in the information carrier, on the basis of the circuit structure of the NFC multimedia playback device shown in Figure 12, the NFC multimedia playback device can also include a video input circuit, such as the NFC multimedia playback device shown in Figure 13 , the common circuit modules in the NFC multimedia playback device and Fig. 11 and Fig. 12 are given the same reference numerals, and the same circuit modules and connection relationships are not repeated here. The differences between the video encoder/decoder 125 and the video input circuit 17 will be described in detail.

NFC multimedia player equipment as shown in Figure 13 comprises NFC communication module 11, control module 12, audio frequency adjustment and output module 13, power supply module 14, audio frequency input circuit 15, video adjustment and display circuit 16, video input circuit 17, and with Audio players such as loudspeakers that are connected to the audio output module 13, audio recorders such as microphones that are connected to the audio input circuit 15, image displays such as display screens that are connected to the video adjustment and display circuit 16, and cameras that are connected to the video input circuit 17 and other video recorders, wherein the NFC communication module 11 includes an NFC antenna 111 and an NFC antenna control unit 112, and the control module 12 includes a multimedia control unit 121 and a video encoder/decoder 125.

The specific working principles are described in detail in the above embodiments, and will not be described in detail here.

The NFC multimedia playback device can be a mobile terminal such as a mobile phone with an NFC function, a tablet computer, or a computer with an NFC function, and an APP (Application, application program) for matching with the information carrier provided by the utility model is installed on it. Software, the above-mentioned APP or software is used to process the data communicated between terminal devices such as mobile phones or computers and the information carrier, unpack and restore at least one NDEF record read by the terminal device from the information carrier into multimedia information, and The corresponding decoder decodes and performs playback, and encapsulates the multimedia information to be written by the terminal device into the information carrier into at least one NDEF record, and the NFC communication module of the terminal device executes the sending of the NDEF record.

Since mobile terminals such as mobile phones or computers are usually equipped with speakers, display screens, microphones, cameras, and audio and video input and output interfaces, they have the functions of playing, displaying, recording, and inputting multimedia information, and the NFC communication module on them Compatible with the NFC communication transmission protocol of the information carrier, which satisfies the need to build a basic NFC communication communication channel, thus, it is only necessary to install an APP on these terminal devices that can process a large amount of communication data with the information carrier Or software, just can utilize APP or software and the information cooperative processing of information carrier, realize the utility model NFC multimedia player device that is used for communicating with information carrier and data processing.

Optionally, after the above-mentioned APP or software unpacks and restores at least one NDEF record into multimedia information, it can be set to directly call the decoder to decode and directly play the audio, picture, video or audio in the multimedia information inside the APP or software. The text can also be set to call a corresponding multimedia information player of the terminal device, such as a video player, to complete the playback.

Optionally, when multiple or multiple types of multimedia data are stored inside the information carrier, the above-mentioned APP or software determines the combination mode or combination sequence of the multiple or multiple types of multimedia data, and reads the data according to the predefined reading mode. Read each multimedia data to complete the playback, and, when writing the information carrier, call the encoder to encode the recorded or input multimedia data, and write each multimedia data to the information carrier according to the predefined combination method or combination sequence middle.

Although terminal devices such as mobile phones and computers can perform basic NFC communication, they cannot cooperate with the information carrier to complete the communication and processing of multimedia data with a large amount of data. By installing a specially customized APP or software on the terminal device, the APP Or the software is used as the control unit for communication processing with the information carrier, calling the NFC communication module to complete the communication and processing of multimedia data with a large amount of data between the information carrier, thereby realizing the function of the NFC multimedia playback device provided by the embodiment of the utility model .

Based on the information carrier and the NFC multimedia playback device provided by the above embodiments four to six and the above two implementations, the utility model also provides a communication interaction system composed of the information carrier and the NFC multimedia playback device, wherein the information carrier can be Using any one of the information carriers described in the above-mentioned embodiment four, the NFC multimedia playback device can adopt any one of the NFC multimedia playback devices corresponding to the information carrier described in the above-mentioned embodiment five, six and the above two implementations , the correspondence means that the multimedia information playback type of the NFC multimedia playback device corresponds to the type of multimedia information stored in the information carrier. The above-mentioned information carrier cooperates with the above-mentioned NFC multimedia playback device to complete the playback of multimedia information, wherein the NFC chip inside the information carrier stores multimedia information with a large capacity for playback, and the NFC multimedia playback device is used to read the information carrier through NFC communication The multimedia information within, and execute the playback of the multimedia information.

Regarding the cooperation mode between the information carrier and the NFC multimedia playback device, it only needs to meet the relative position of the NFC chip set on the information carrier and the NFC reading area set on the surface of the NFC multimedia playback device when the information carrier and the NFC multimedia playback device are placed correspondingly. To establish NFC communication.

Exemplarily, as shown in Figure 14, the NFC chip on the information carrier side is embedded in the middle of one side near the edge of the page turning on the back of the reading material that can play multimedia data, and then, the NFC reading area on the side of the NFC multimedia player is set on the side that can play The middle position of the upper and lower sides when the reading material of multimedia data is placed, so that when the upper and lower sides of the reading material that can play multimedia data are placed in alignment with the NFC multimedia playback device, the NFC chip is just opposite to the NFC reading area to establish NFC communication.

Exemplarily, as shown in Figure 15, the NFC chip on the information carrier side is embedded in the middle of the spine of the book that can play multimedia data, and then the NFC reading area on the NFC multimedia playback device side is set in the place where the multimedia data can be played. The middle part of the upper and lower sides of the spine area of the reading material, so that when the reading material that can play multimedia data is placed in alignment with the NFC multimedia playback device, the NFC chip is just opposite to the NFC reading area to establish NFC communication.

Exemplarily, as shown in Figure 16, the NFC chip on the information carrier side is embedded in the bottom of the toy that can play multimedia data, and then the NFC reading area on the NFC multimedia playback device side is set on the top platform, so that the toy can be placed on the When the top platform of the NFC multimedia playback device, the NFC chip is just opposite to the NFC reading area to establish NFC communication. Obviously, using the information carrier provided by the utility model, the NFC multimedia playback device and its system, the multimedia information related to the information carrier is stored by embedding an NFC chip with a large storage space in the information carrier, and the NFC multimedia playback device passes through NFC communication supplies power to the NFC chip and reads the multimedia information stored in the NFC chip to complete the playback of the multimedia information. Therefore, there is no need to set a power supply battery and a multimedia playback device on the information carrier, which effectively reduces the cost of the information carrier and realizes information. The miniaturization of the circuit board volume of the carrier can realize the multimedia function embedded in the NFC chip even in the smaller information carrier, and by updating the storage content in the information carrier with the help of the NFC multimedia player device, the information carrier content is realized. Customizable and updatable, and, for the series of updated information carriers, only the information carrier embedded with the NFC chip needs to be continuously updated, and consumers only need an NFC multimedia playback device to realize the cooperation with the series of updated information carriers , which reduces the burden on consumers and realizes the repeated use of circuit devices, which is conducive to saving resources.

Those skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the above-described system, device and unit can refer to the corresponding process in the foregoing method embodiment, which will not be repeated here.

The above are only preferred embodiments of the utility model, and are not intended to limit the utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the utility model shall be included in the utility model. within the scope of protection.

Claims (22)

1. A near-field communication NFC multimedia player, characterized in that, said NFC multimedia player comprises: power supply; NFC communication module, the NFC communication module includes an NFC antenna and an NFC antenna control unit, the NFC antenna is connected to the NFC antenna control unit, and the NFC antenna and the NFC antenna control unit are respectively connected to the power supply; A control module, the control module is respectively connected with the NFC antenna control unit and the power supply; A multimedia adjustment and output circuit, the multimedia adjustment and output circuit is respectively connected to the control module and the power supply. 2. NFC multimedia playback device as claimed in claim 1, is characterized in that, described control module comprises: multimedia control unit and multimedia decoder; Described multimedia control unit is connected with described multimedia decoder; The control module is connected with the NFC antenna control unit and the power supply respectively, including: The multimedia control unit is connected with the NFC antenna control unit; The multimedia control unit and the multimedia decoder are respectively connected to the power supply. 3. NFC multimedia playback device as claimed in claim 2, is characterized in that, described multimedia adjustment is connected with described control module with output circuit, comprises: The multimedia adjustment and output circuit is connected with the multimedia decoder. 4. NFC multimedia playback device as claimed in claim 3, is characterized in that, described multimedia control unit comprises: audio control unit and video control unit, and described multimedia decoder comprises: audio frequency decoder and video decoder, described The multimedia adjustment and output circuit includes: an audio adjustment and output circuit and a video adjustment and output circuit, the audio control unit is connected to the audio decoder, the video control unit is connected to the video decoder, and the audio control unit and the video control unit are respectively connected with the NFC antenna control unit, the audio control unit, the video control unit, the audio decoder and the video decoder are respectively connected with the power supply, and the audio adjustment It is connected with the output circuit and the audio decoder, and the video adjustment is connected with the output circuit and the video multimedia decoder. 5. NFC multimedia playback device as claimed in claim 3, is characterized in that, described multimedia control unit comprises: audio frequency control unit and static information control unit, and described multimedia decoder comprises: audio frequency decoder and static information decoder, The multimedia adjustment and output circuit includes: an audio adjustment and output circuit and a static information adjustment and output circuit, the audio control unit is connected to the audio decoder, the static information control unit is connected to the static information decoder, The audio control unit and the static information control unit are respectively connected to the NFC antenna control unit, and the audio control unit, the static information control unit, the audio decoder and the static information decoder are respectively connected to the The audio regulator is connected to the output circuit and the audio decoder, and the static information regulator is connected to the output circuit and the static information multimedia decoder. 6. NFC multimedia playback device as claimed in claim 3, is characterized in that, described multimedia control unit comprises: static information control unit and video control unit, and described multimedia decoder comprises: static information decoder and video decoder, The multimedia adjustment and output circuit includes: a static information adjustment and output circuit and a video adjustment and output circuit, the static information control unit is connected to the static information decoder, the video control unit is connected to the video decoder, The static information control unit and the video control unit are respectively connected to the NFC antenna control unit, and the static information control unit, the video control unit, the static information decoder and the video decoder are respectively connected to the The power supply is connected, the static information adjustment is connected with the output circuit and the static information decoder, and the video adjustment is connected with the output circuit and the video multimedia decoder. 7. NFC multimedia playing equipment as claimed in claim 3, is characterized in that, described multimedia control unit comprises: static information control unit, audio frequency control unit and video control unit, and described multimedia decoder comprises: static information decoder, Audio decoder and video decoder, the multimedia adjustment and output circuit includes: static information adjustment and output circuit, audio adjustment and output circuit and video adjustment and output circuit, the static information control unit is connected to the static information decoder , the video control unit is connected to the video decoder, the audio control unit is connected to the audio decoder, the static information control unit, the audio control unit and the video control unit are respectively connected to the NFC The antenna control unit is connected, the static information control unit, the video control unit, the audio control unit, the static information decoder, the audio decoder and the video decoder are respectively connected to the power supply, the The static information adjustment is connected to the output circuit and the static information decoder, the video adjustment is connected to the output circuit and the video multimedia decoder, and the audio adjustment is connected to the output circuit and the audio multimedia decoder. 8. NFC multimedia playback device as claimed in claim 4, is characterized in that, described NFC multimedia playback device also comprises: audio player and video player; The audio player is connected to the audio adjustment and output circuit; The video player is connected with the video adjustment and output circuit. 9. NFC multimedia playback device as claimed in claim 5, is characterized in that, described NFC multimedia playback device also comprises: audio player and static information player; The audio player is connected to the audio adjustment and output circuit; The static information player is connected with the static information adjustment and output circuit. 10. NFC multimedia playback device as claimed in claim 6, is characterized in that, described NFC multimedia playback device also comprises: static information player and video player; The static information player is connected to the static information adjustment and output circuit; The video player is connected with the video adjustment and output circuit. 11. NFC multimedia playback device as claimed in claim 7, is characterized in that, described NFC multimedia playback device also comprises: static information player, audio player and video player; The static information player is connected to the static information adjustment and output circuit; The video player is connected to the video adjustment and output circuit; The audio player is connected with the audio adjustment and output circuit. 12. NFC multimedia player as claimed in claim 7, is characterized in that, described control module also comprises: audio codec and video codec; Described NFC multimedia player also comprises: audio input circuit and video input circuit; The audio codec is respectively connected with the audio input circuit, the audio control unit and the audio adjustment and output circuit; The video codec is respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit. 13. NFC multimedia player equipment as claimed in claim 5, is characterized in that, described control module also comprises: audio codec and static information codec; Described NFC multimedia player equipment also comprises: audio frequency input circuit and static information codec; Information input circuit; The audio codec is respectively connected with the audio input circuit, the audio control unit and the audio adjustment and output circuit; The static information codec is respectively connected with the static information input circuit, the static information control unit and the static information adjustment and output circuit. 14. NFC multimedia player equipment as claimed in claim 6, is characterized in that, described control module also comprises: video codec and static information codec; Described NFC multimedia player equipment also comprises: video input circuit and static information Information input circuit; The video codec is respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit; The static information codec is respectively connected with the static information input circuit, the static information control unit and the static information adjustment and output circuit. 15. NFC multimedia player as claimed in claim 7, is characterized in that, described control module also comprises: video codec, audio codec and static information codec; Described NFC multimedia player also comprises: Video input circuit, audio codec and static information input circuit; The video codec is respectively connected with the video input circuit, the video control unit and the video adjustment and output circuit; The static information codec is respectively connected with the static information input circuit, the static information control unit and the static information adjustment and output circuit; The audio codec is respectively connected with the audio input circuit, the audio control unit and the audio adjustment and output circuit. 16. NFC multimedia playback device as claimed in claim 12, is characterized in that, described NFC multimedia playback device also comprises: audio recorder and video recorder; The audio recorder is connected to the audio input circuit; The video recorder is connected to the video input circuit. 17. NFC multimedia playback device as claimed in claim 13, is characterized in that, described NFC multimedia playback device also comprises: audio recorder and static information input interface; The audio recorder is connected to the audio input circuit; The static information input interface is connected to the static information input circuit. 18. NFC multimedia playback device as claimed in claim 14, is characterized in that, described NFC multimedia playback device also comprises: video recorder and static information input interface; The video recorder is connected to the video input circuit; The static information input interface is connected to the static information input circuit. 19. NFC multimedia playback device as claimed in claim 15, is characterized in that, described NFC multimedia playback device also comprises: video recorder, audio recorder and static information input interface; The video recorder is connected to the video input circuit; The static information input interface is connected to the static information input circuit; The audio recorder is connected to the audio input circuit. 20. The NFC multimedia playback device according to claim 1, wherein the NFC antenna control unit can communicate with an NFC chip with a large storage space. 21. The NFC multimedia playback device as claimed in any one of claims 1 to 20, characterized in that, The NFC multimedia player includes personal computers, personal digital assistants, wireless handheld devices, tablet computers, mobile phones, MP3 players and MP4 players with NFC communication functions. 22. NFC multimedia player equipment as claimed in claim 20, is characterized in that, The NFC chip is applied to reading materials capable of playing multimedia data, toys capable of playing multimedia data, dolls capable of playing multimedia data, models, exhibits, souvenirs, brochures, posters, and nameplates.