CN110401900A - Headset connector - Google Patents

Abstract

The invention discloses an earphone connector, which comprises: a shell, an audio input module, an audio switching switch and a control module, the audio input module and the audio switching switch are respectively connected to the control module; When the signal is switched, the audio data and voice data of the audio device are simultaneously output to the speaker of the earphone; when the audio switching signal is not received, the audio data of the audio device is output to the speaker of the earphone. After the user operates the audio switching switch, the control module of the earphone connector receives the user's voice data and the audio data of the audio device at the same time, and outputs the data to the speaker of the earphone after data processing, and the speaker of the earphone plays the audio data and voice data at the same time, which can realize K song function, which solves the problem that users cannot hear their own voice clearly when karaoke through earphones.

Description

headphone connector

technical field

The invention relates to the technical field of audio products, in particular to an earphone connector.

Background technique

At present, there are audio products with various shapes on the market, which greatly facilitate the use of users. Headphones are also used in different devices, such as earphones for mobile phones. Users can use the microphone control keys on the earphones as needed. , answer key and hang up key to operate the mobile phone.

As a common entertainment activity, karaoke has been widely used in people's lives. When users karaoke through earphones, they can only hear the sound from the earphone speaker, but cannot hear their own voice clearly. It is impossible to judge whether the singing is good or not, and the experience is poor.

Contents of the invention

The main purpose of the present invention is to provide an earphone connector, aiming at solving the problem that the user cannot hear his own voice clearly while karaoke through the earphone.

In order to achieve the above object, the earphone connector proposed by the present invention has a signal input end and a signal output end, the signal input end is connected to an audio device, the signal output end is connected to an earphone, and the earphone connector includes: a housing; The audio input module is arranged in the housing, and the audio input module is equipped with the signal input terminal; the audio switching switch is arranged on the housing, and the audio switching switch is used to respond to user operation and output Audio switching signal; and, a control module, set in the housing, the audio input module and the audio switching switch are respectively connected to the control module; the control module is used to receive the audio switching signal Outputting the audio data and voice data of the audio device to the speaker of the earphone simultaneously; when the audio switching signal is not received, outputting the audio data of the audio device to the speaker of the earphone.

Preferably, the control module includes an audio codec chip; the audio switching switch is a first tactile key, the first end of the first tactile key is grounded, and the second end of the first tactile key is connected to the The first signal terminal of the audio codec chip is connected.

Preferably, the control module includes an audio codec chip; the headphone connector further includes a sound effect selection switch, the sound effect selection switch is connected to the control module, and the sound effect selection switch is used to respond to user operations and output sound effects The selection signal is sent to the control module; the control module is also used to correspondingly adjust the output sound effect of the earphone according to the sound effect selection signal.

Preferably, the sound effect selection switch is a second tactile key, the first end of the second tactile key is grounded, and the second end of the second tactile key is connected to the second signal of the audio codec chip. end connection.

Preferably, the earphone connector further includes a sound pickup module connected to the control module, and the sound pickup module is used to obtain the user's singing voice to form the voice data.

Preferably, the sound pickup module is a microphone, the microphone is provided with a first signal terminal and a second signal terminal, the first signal terminal of the microphone is connected to the third signal terminal of the audio codec chip, the The second signal end of the microphone is connected to the fourth signal end of the audio codec chip.

Preferably, the earphone connector also includes a volume adjustment switch, the volume adjustment switch is connected to the control module, and when the control module is in the karaoke mode, the volume adjustment switch is used to adjust the voice The volume of the data when the earphones are played; when the control module is in the non-Karaoke mode, the volume adjustment switch is used to adjust the volume of the audio data when the earphones are played.

Preferably, the signal output end includes a headphone jack.

Preferably, the earphone interface is one of a 3.5/2.5mm earphone jack, a lighting interface, a TYPE-C interface, a MINI-USB interface, and a USB-A interface.

Preferably, when the earphone interface is a 3.5/2.5mm earphone jack, the earphone interface includes a left channel contact end, a right channel contact end, a microphone contact end and a ground end; the earphone connector includes an earphone A switching module, the headphone switching module is capable of detecting the type of the headphone plug inserted into the headphone jack, and the headphone switching module is capable of exchanging the microphone contact end and the ground end.

Preferably, the signal output end includes at least two earphone jacks.

Preferably, the earphone connector further includes a voice-changing module, the voice-changing module is connected to the control module, and when the voice-changing module is turned on, the voice-changing module can receive user voice data in the control module, And the voice data of the user is changed and then sent back to the control module.

Preferably, the signal input terminal is one of a TYPE-C connector, a lighting connector, a miniUSB connector, and a USB-A connector.

Preferably, the earphone connector is provided with a charging interface, the charging interface is connected to the signal input end for transmitting current, and current can be transmitted between the signal input end and the audio device.

Preferably, the charging interface includes at least one of a TYPE-C interface, a lighting interface, a miniUSB interface, and a USB-A interface.

Preferably, the earphone connector is provided with an IC module, the IC module is provided with PD and QC protocols, the IC module is connected to the circuit of the charging interface, and the IC module is connected to the signal input port The circuit is connected so that the earphone connector can simultaneously transmit electric current and audio data.

Preferably, the control module further includes a first mode, when the control module belongs to the first mode, the control module transmits the user's voice data to the speaker, so that the speaker plays the user's voice data; The audio switching switch is used to switch the control module among the karaoke mode, the non-karaoke mode and the first mode.

The technical solution of the present invention connects audio equipment and earphones by using an earphone connector. module connection; the control module is used to simultaneously output the audio data and voice data of the audio device to the speaker of the earphone when the audio switching signal is received; when the audio switching signal is not received, outputting the audio data of the audio device to the speaker of the earphone. After the user operates the audio switching switch, the control module of the earphone connector receives the user's voice data and the audio data of the audio device at the same time, and outputs the data to the speaker of the earphone after data processing, and the speaker of the earphone simultaneously plays the audio data and voice data, which can realize The karaoke function means that the user can hear the music and his own singing clearly at the same time when karaoke, thus solving the problem that the user cannot hear his own voice clearly when using the earphone karaoke.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to the structures shown in these drawings without creative effort.

Fig. 1 is a block diagram of an embodiment of an earphone connector of the present invention connected to an audio device and an earphone;

Figure 2 is a schematic structural diagram of the TYPE-C interface circuit;

3 is a schematic diagram of the circuit structure of an embodiment of the audio codec chip in the earphone connector of the present invention;

Fig. 4 is a block diagram of another embodiment of the earphone connector of the present invention;

Fig. 5 is a block diagram of another embodiment of the earphone connector of the present invention;

Fig. 6 is a block diagram of another embodiment of the earphone connector of the present invention;

FIG. 7 is a block diagram of another embodiment of the earphone connector of the present invention;

FIG. 8 is a schematic circuit diagram of an embodiment of the earphone jack in the earphone connector of the present invention.

The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that the descriptions involving "first", "second" and so on in the present invention are only for the purpose of description, and should not be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the meaning of "and/or" appearing in the full text is: including three parallel plans, taking "A/B" as an example, including plan A, or plan B, or a plan that satisfies both A and B. In addition, The technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. Not within the scope of protection required by the present invention.

The invention provides an earphone connector.

As shown in FIG. 1, FIG. 1 is a block diagram of an embodiment of an earphone connector 20 of the present invention connected to an audio device 10 and an earphone 30. In this embodiment, the earphone connector 20 has a signal input port and a signal output port. The signal input end is connected to the audio equipment 10, and the signal output end is connected to the earphone 30. The earphone connector 20 includes a housing (not shown), an audio input module 100 disposed in the housing, and an audio input module 100 disposed in the housing. The audio switching switch 200 on the casing and the control module 300 arranged in the casing, wherein the audio input module 100 is configured with the signal input end; the audio switching switch 200 is used to respond to user operations, and Outputting an audio switching signal; the audio input module 100 and the audio switching switch 200 are respectively connected to the control module 300; the control module 300 is used to switch the audio device 10 The audio data and voice data of the audio device 10 are output to the speaker of the earphone 30 at the same time; when the audio switching signal is not received, the audio data of the audio device 10 is output to the speaker of the earphone 30.

It should be noted here that the voice data refers to the sound signal sent by the user, which is collected by the earphone connector 20 or the earphone 30 and then output to the speaker of the earphone 30. Specifically, when the control module 300 receives the audio switching signal, Earphone connector 20 and earphone 30 enter the karaoke mode, and voice data is the signal that the sound that the user sings song forms after the pickup module on the earphone connector 20 or the pickup module on the earphone 30 collects; The data is a certain piece of music output by the audio device 10 .

In this embodiment, the audio device 10 is used to send out audio data, and the audio device 10 can be a mobile phone, a computer, a television, etc., and the audio input module 100 is used to receive the audio data sent by the audio device 10, and the audio input module 100 can be a mobile phone TYPE -A connector adapted to the C interface or the lightning interface, the lightning interface is also called the lightning interface, and is used to adapt to an Apple mobile phone. Correspondingly, the audio device 10 can be a different type of mobile phone or computer or MP3, Ipod, etc., with a music playback function For electronic devices, such as Android mobile phones, Apple mobile phones, etc., the connector is matched with the audio device 10, and the specific type is not limited.

It should be noted here that the earphone connector 20 also has an audio output module (not shown), the audio output module is configured with the signal output end, and the signal output end can be plugged into the earphone 30 , can also be connected wirelessly through Bluetooth, WiFi, etc.; specifically, in this embodiment, the signal output end is a 3.5mm earphone jack, and the earphone 30 is plugged into the signal output end of the earphone connector 20. The earphone realizes the karaoke function; in other embodiments, the signal output terminal can also be a TYPE-C interface or a lightning interface to adapt to more types of earphones.

What needs to be emphasized here is that, compared with K-song APPs (such as Changba, National K-songs, etc.), the advantage of this patent is that this patent not only saves the steps of installing various APPs through the optimization of hardware structure, but also applies to all kinds of APPs. Wider, for example, it can be applied to notebook computers, desktop computers, MP3 and other audio equipment that can play music but cannot install APP; in addition, since the earphone connector 20 can be adapted to various earphones 30 on the market, the common earphone 30, Especially the earphone 30 that does not have the sound pickup module originally can realize the karaoke function after being connected with the audio equipment 10 through the earphone connector 20 proposed by this patent, and it is very convenient to use.

The audio switching switch 200 is used to respond to the user's operation, and output the audio switching signal to the control module 300 to realize the function switching between the non-K song mode and the K song. The audio switching switch 200 can be a toggle switch, a touch switch, a tact switch, etc. , no specific limitation is made here. In a specific embodiment, as shown in FIGS. The second end of the light touch button K1 is connected to the first signal end GPIO6 of the audio codec chip U1. After the user touches the audio switching switch 200, the audio switching switch 200 outputs an audio switching signal to the control module 300, and the control module 300 controls the earphone 30 switches from the non-Karaoke mode to the Karaoke mode, touches the audio switching switch 200 again, and the earphone 30 switches back to the non-Karaoke mode from the Karaoke mode, and the non-Karaoke functions include a call function, a song listening function, and a broadcasting function.

The control module 300 is used to perform data processing such as digital-to-analog conversion, analog-to-digital conversion, and codec to the received audio data and voice data. In a specific embodiment, the control module 300 is an audio codec chip U1, as shown in FIG. 3 Shown, the type of the audio codec chip is not specifically limited, it can be an ALC series chip, the seventh signal terminal DM of the audio codec chip U1 is connected to the left channel signal terminal DM of the headphone 30 connector, and the seventh signal terminal DM of the audio codec chip U1 The eight-signal terminal DP is connected to the right channel signal terminal DP of the earphone 30 connector, and the audio data of the audio device 10 is received through the left channel signal terminal DM and the right channel signal terminal DP of the earphone 30 connector.

When receiving the audio switching signal, the audio codec chip U1 controls the earphone 30 to switch from the non-karaoke mode to the karaoke mode, and outputs the audio data of the audio device 10 and the voice data of the user to the speaker of the earphone 30 after data processing , the speaker of the earphone 30 plays the audio data of the audio device 10 and the voice data of the user;

When the audio switching signal is not received, the audio codec chip U1 controls the earphone 30 to switch back to the non-Karaoke mode or maintain the non-Karaoke mode from the karaoke mode, and output the audio data of the audio device 10 to the speaker of the earphone 30, the earphone The loudspeaker of 30 plays the audio data of audio equipment 10;

For example, when the user wants to enter the karaoke state from the state of listening to Jay Chou's song "Nunchaku", the user inputs an audio switching signal to the audio codec chip U1, and the audio codec chip U1 controls the earphone 30 to switch from non-K song Mode is switched to karaoke mode, and at this moment, audio equipment 10 can output to the loudspeaker of earphone 30 simultaneously after the audio data of song " Nunchaku " and the voice data when the user sings " Nunchaku " carry out data processing, so, In the karaoke mode, the user can clearly hear the voice data sung by himself and the audio data of "Nunchaku" from the loudspeaker of the earphone 30 .

What needs to be explained here is that the audio data may or may not include the original singer. Taking the song "Nunchaku" as an example, the song "Nunchaku" includes voice data and music accompaniment sung by singer Jay Chou. The audio data including the original singer means that the audio data is the voice data and music accompaniment sung by singer Jay Chou, and the audio data not including the original singer means that the audio data is only the music accompaniment.

It should be noted here that the earphone 30 is a broad concept, including earplugs, ordinary earphones 30 , wire-controlled earphones 30 , etc., or also includes an amplifier circuit for power amplification, a filter circuit for filtering clutter, and the like.

Further, in another embodiment of the present application, as shown in FIG. 4 , the earphone connector 20 further includes a sound effect selection switch 400, the sound effect selection switch 400 is connected to the control module 300, and the sound effect selection switch 400 is used to respond to the user's operation, and output a sound effect selection signal to the control module 300; the control module 300 is also used to correspondingly adjust the output sound effect of the earphone 30 according to the sound effect selection signal. Specifically, the user can also switch the sound effect of the audio data of the audio device 10 by controlling the sound effect selection switch 400 in the mode of listening to songs or karaoke. Finally, the output sound effects of the audio data are selected through the sound effect selection switch 400, such as 3D beautiful sound, subwoofer, pure human voice, vinyl record and other different sound effects, thereby improving the user's experience of listening to songs or karaoke.

Similarly, the sound effect selection switch 400 can be a light touch button, or a knob switch, etc., and the sound effect is selected by touching or rotating. The type of the sound effect selection switch 400 is not specifically limited. In one embodiment, the sound effect selection switch 400 is The second light touch button K2, the first end of the second light touch button K2 is grounded, and the second end of the second light touch button K2 is connected to the second signal terminal GPIO7 of the audio codec chip.

Further, in another embodiment of the present application, as shown in FIG. 5 , the earphone connector 20 further includes a pickup module 500, the pickup module 500 is connected to the control module 300, and the pickup module 500 is used for acquiring user's singing voice to form the voice data.

Specifically, the pickup module 500 is used to pick up the voice data sent by the user. In this embodiment, the pickup module 500 is a microphone MIC, the microphone is provided with a first signal terminal and a second signal terminal, and the first signal terminal of the microphone is connected to the audio The third signal terminal SLEEVE of the codec chip is connected, the second signal terminal of the microphone is connected with the fourth signal terminal RING2 of the audio codec chip, the voice data sent by the user when making a call or singing passes through the microphone MIC, and the microphone MIC vibrates through the tympanic membrane The sound is converted into an electrical signal and output to the audio codec chip U1 through the third signal terminal SLEEVE of the audio codec chip and the fourth signal terminal RING2 of the audio codec chip, and the audio codec chip U1 receives the electrical signal of the microphone MIC and performs digital Output audio data to the loudspeaker of earphone 30 or another audio equipment 10 after analog conversion, analog-to-digital conversion and codec, realize karaoke or non-K karaoke function.

However, the design of this patent is not limited thereto. In other embodiments, the sound pickup module 500 may not be provided on the earphone connector 20, and the wire-controlled earphone 30 is used. Since the wire-controlled earphone 30 has a microphone, the sound can also be realized. The function of picking up, at this time, the voice data is the singing voice of the user acquired by the wired earphone 30 .

The specific working principle of the earphone connector 20 is as follows:

When the user needs to realize non-Karaoke (including listening to songs or making a phone call) functions through the earphone connector 20, the earphone 30 and the audio device 10, the audio data output by the audio device 10 will To the audio codec chip U1, the audio data is output to the speaker of the earphone 30 for playback after audio codec and data processing. After decoding and data processing, it is output to the speaker of the earphone 30 for playback. At the same time, the voice data sent by the user is output to the audio codec chip U1 through the microphone MIC, and the voice data is output to the audio device 10 after audio codec and data processing to realize the call function .

When the user needs to realize the karaoke function through the earphone connector 20, the earphone 30 and the audio device 10, touch the light touch button K1, and the light touch button K1 outputs an audio switching signal, and the codec chip U1 obtains the user's voice data picked up by the microphone MIC, After codec and data processing, it is output to the loudspeaker of the earphone 30. At the same time, the audio data output by the audio device 10 is processed by the audio codec chip U1 and then output to the speaker of the earphone 30. The user can listen to the audio data output by the audio device 10 at the same time. With the user's own voice, it realizes the karaoke function, improves the karaoke experience, and solves the problem that the user cannot hear his own voice clearly when 30k songs are played through the earphone.

Further, in an embodiment of this patent, the headphone connector further includes a volume adjustment switch 600, the volume adjustment switch 600 is connected to the control module, when the control module is in the karaoke mode, The volume adjustment switch 600 is used to adjust the volume of the voice data when the earphone is played; when the control module is in the non-Karaoke mode, the volume adjustment switch 600 is used to adjust the audio data The volume when the earphone is playing, so, in the non-Karaoke mode, the volume adjustment switch 600 can be used to adjust the volume of the audio device playing music, and in the Karaoke mode, the volume adjustment switch 600 can be used to adjust the volume of the user's singing voice. The volume can be adjusted to meet the needs of different hearing users, so that different users can hear their own singing voice clearly.

This patent also proposes a kind of karaoke suit, and described karaoke suit comprises earphone 30 and described earphone connector 20, and the signal input end of described earphone connector 20 is used for connecting described audio equipment 10, and described earphone connector The signal output end of 20 is used for connecting described earphone 30; Because the karaoke suit that this patent proposes has adopted all technical schemes of earphone connector 20 above-mentioned embodiments, therefore has all beneficial effects of above-mentioned scheme, no longer here one by one repeat.

It should be noted here that the earphone 30 and the earphone connector 20 are arranged in a split structure in this embodiment, therefore, the same earphone connector 20 can also be used in conjunction with other earphones 30; The connector 20 and the earphone 30 are provided as an integral structure.

Further, in order to improve the effect of listening to songs or talking, the earphone 30 includes a first speaker HP1 and a second speaker HP2. In one embodiment, the first speaker HP1 is the earpiece for the left ear, and the second speaker HP2 is the earpiece for the right ear. The signal end of the first speaker HP1 is connected to the fifth signal end HPOUT-L of the audio codec chip U1, the signal end of the second speaker HP2 is connected to the sixth signal end HPOUT-R of the audio codec chip U1, and the audio codec chip It also includes multiple test pins SPI, ground pin AGND, power pin D3V3, data pin SDA, clock pin SCL, etc. Each pin can be connected and set its specific function according to specific needs, and no specific details are given here. limit.

Further, the connection mode between the earphone 30 and the signal output end of the earphone connector 20 is now described. In this embodiment, the earphone interface can be a 3.5/2.5mm earphone jack, or a TYPE-C interface or a lightning interface. Or a USB-A interface for pluggable connection of earphones 30 with different connectors. In other embodiments, the earphones 30 can also be wirelessly connected to the earphone connector 20 . Similarly, in this embodiment, the signal input end of the earphone connector 20 is plugged into the audio device 10, such as plugged into a TYPE-C interface of a mobile phone. In other embodiments, the earphone connector 20 is also It can be wirelessly connected with the audio device 10 through bluetooth or the like.

As shown in FIG. 7 , the signal output end includes a headphone jack. The earphone jack is used to connect with the earphone 30, and the plug of the earphone 30 is inserted into the earphone jack. In this way, the earphone 30 is connected with the audio device 10 through the earphone connector 20 of the present application.

When the earphone 30 interface is a 3.5/2.5mm earphone jack, the earphone interface includes a left channel contact end, a right channel contact end, a microphone contact end and a ground end; the earphone connector 20 includes an earphone switching module 600, an earphone switching module The 600 can detect the type of the earphone plug inserted into the earphone jack, and the earphone switching module 600 can exchange the microphone contact end and the ground end of the earphone jack. In the earphone 30 used in daily life, the plug of the earphone 30 includes American standard and national standard. Among them, the positions of the ground terminal and the microphone contact terminal in the American standard earphone plug are just opposite to those in the national standard earphone plug. In the present application, the earphone interface also includes a left channel contact end, a right channel contact end, a microphone contact end and a ground terminal, and the left channel contact end, the right channel contact end, the microphone contact end and the ground end of the plug of the earphone 30 The ground terminals are connected in one-to-one correspondence. When the plug of the earphone 30 is inserted into the earphone jack, the earphone switching module 600 detects the type of the earphone, and adjusts the microphone contact end and the ground end of the earphone jack according to the earphone type to match the earphone 30 . The circuit diagram shown in FIG. 8 is a schematic circuit diagram of a specific embodiment of the earphone interface.

Wherein, the signal output end includes at least two earphone jacks. That is to say, the earphone connector 20 can be connected to at least two earphones 30 at the same time, so that two users can listen to the music of the audio device 10 at the same time, which is more entertaining.

The earphone connector 20 also includes a voice-changing module 700, which is connected to the control module 300. When the voice-changing module 700 is in an open state, the voice-changing module 700 can receive user voice data in the control module 300, and perform voice-changing processing on the user voice data. Then send it back to the control module 300. It should be understood that the voice changing module 700 processes the user's voice data. In this way, when the control module 300 is in the karaoke mode, the voice changing module 700 can perform voice changing processing on the user's voice data, and the processed user's voice data is transmitted to the speaker of the earphone 30 through the control module 300 . Wherein, there may even be a voice-changing light touch switch on the earphone connector 20, through which the state of the voice-changing module 700 can be changed, such as turning on the voice-changing module, and the voice-changing mode of the voice-changing module 700 can also be changed, such as changing the user voice into human voice, Robot voice, male voice to female voice, female voice to male voice and other modes.

The signal input terminal is one of TYPE-C connector, lighting connector, miniUSB connector, and USB-A connector. The earphone connector 20 is provided with a charging interface 800 , the charging interface 800 is connected to the signal input end for transmitting current, and the signal input end and the audio device 10 can transmit current. In this way, after the signal input end of the earphone connector 20 is connected to the audio device 10, the charging interface 800 on the earphone connector 20 can also be connected to the charger at the same time. In this way, when the audio device 10 is a mobile phone, through the earphone connector 20, both listening to music and charging the mobile phone can be performed, which is more practical. Wherein, the charging interface 800 includes at least one of a TYPE-C interface, a lighting interface, a miniUSB interface, and a USB-A interface.

The earphone connector 20 is provided with an IC module, the IC module is provided with PD and QC protocols, the IC module is connected to the circuit of the charging interface, and the IC module is connected to the circuit of the signal input terminal 10, so that the earphone connector 20 can simultaneously transmit current and audio data. Through the above-mentioned IC module, the earphone connector can be used to charge the audio equipment 10 such as a mobile phone while listening to music or karaoke.

The control module 300 also includes a first mode. When the control module 300 belongs to the first mode, the control module 300 transmits the user's voice data to the speaker, so that the speaker plays the user's voice data; the audio switching switch 200 is used to make the control module 300 Switch between karaoke mode, non-karaoke mode and the first mode. In this way, when the control module 300 is in the first mode, only one's own voice can be heard in the speaker, so that the user can avoid the interference of other voices when singing, and can evaluate his own singing voice more preparedly.

The above is only a preferred embodiment of the present invention, and does not therefore limit the patent scope of the present invention. Under the inventive concept of the present invention, the equivalent structural transformation made by using the description of the present invention and the contents of the accompanying drawings, or direct/indirect use All other relevant technical fields are included in the patent protection scope of the present invention.

Claims (17)

1. a kind of headset connector has signal input part and signal output end, the signal input part is connect with audio frequency apparatus, The signal output end is connect with earphone, which is characterized in that the headset connector includes:

Shell；

Audio Input Modules are disposed in the housing, and the signal input part is configured on the Audio Input Modules；

Audio conversion switch, is set on the shell, and the Audio conversion switch exports audio and cut for responding user's operation Change signal；And

Control module is disposed in the housing, the Audio Input Modules and the Audio conversion switch respectively with the control Module connection；The control module is used for when receiving the Audio conversion signal, by the audio data of the audio frequency apparatus It is exported simultaneously with voice data to the loudspeaker of the earphone；When not receiving the Audio conversion signal, by the audio The audio data of equipment is exported to the loudspeaker of the earphone.

2. earphone as described in claim 1, which is characterized in that the control module includes audio coding decoding chip；The sound Frequency switching switch is the first touch key, and the first end of first touch key is grounded, the second of first touch key End is connect with the first signal end of the audio coding decoding chip.

3. headset connector as described in claim 1, which is characterized in that the control module includes audio coding decoding chip； The headset connector further includes audio selection switch, and the audio selection switch is connected with the control module, the audio Selection switch exports audio selection signal to the control module for responding user's operation；

The control module is also used to according to the corresponding output audio for adjusting the earphone of the audio selection signal.

4. earphone as claimed in claim 3, which is characterized in that the audio selects switch for the second touch key, and described the The first end of two touch keys is grounded, the second end of second touch key and the second signal of the audio coding decoding chip End connection.

5. headset connector as described in claim 1, which is characterized in that the headset connector further includes pickup module, institute It states pickup module to be connected with the control module, the pickup module is used to obtain the song of user to form the voice number According to.

6. headset connector as claimed in claim 5, which is characterized in that the pickup module is microphone, the microphone Equipped with the first signal end and second signal end, the first signal end of the microphone and the third of the audio coding decoding chip are believed Number end connection, the second signal end of the microphone is connect with the fourth signal end of the audio coding decoding chip.

7. the headset connector as described in claim 1 to 6 any one, which is characterized in that the headset connector further includes Level setting switches, the level setting switches are connect with the control control module, when the control module is in K song When mode, the level setting switches are for adjusting volume of the voice data when the earphone plays；When described When control module is in the non-K song mode, the level setting switches are broadcast for adjusting the audio data in the earphone Volume when putting.

8. headset connector as described in claim 1, which is characterized in that the signal output end includes earphone interface.

9. headset connector as claimed in claim 8, which is characterized in that the earphone interface be 3.5/2.5mm earphone jack, One of lighting interface and TYPE-C interface, MINI-USB interface, USB-A interface.

10. headset connector as claimed in claim 9, which is characterized in that when the earphone interface is inserted for 3.5/2.5mm earphone Kong Shi, the interior earphone interface includes L channel contact jaw, right channel contact jaw, microphone contact jaw and ground terminal；The ear Machine connector includes earphone switching module, and the earphone switching module is able to detect the headset plug being inserted into the earphone interface Type, and the earphone switching module can be such that the microphone contact jaw and the ground terminal is exchanged with each other.

11. headset connector as claimed in claim 8, which is characterized in that the signal output end includes at least two earphones Interface.

12. headset connector as described in claim 1, which is characterized in that the headset connector further includes change of voice module, institute It states change of voice module to be connected with the control module, when the change of voice module is in the open state, the change of voice module can be connect The user voice data in the control module is received, and is transmitted back to the control after carrying out voice change process to the user voice data Molding block.

13. headset connector as described in claim 1, which is characterized in that the signal input part be TYPE-C connector, One of lighting connector and miniUSB connector, USB-A connector.

14. headset connector as claimed in claim 13, which is characterized in that the headset connector is equipped with charging interface, The charging interface is connect to be used for transmission electric current with the signal input part, the signal input part and the audio frequency apparatus it Between can transmit electric current.

15. headset connector as claimed in claim 14, which is characterized in that the charging interface include TYPE-C interface, At least one of lighting interface and miniUSB interface, USB-A interface.

16. headset connector as claimed in claim 14, which is characterized in that the headset connector is equipped with IC module, institute It states and is equipped with PD and QC agreement, the circuit connection of the IC module and the charging interface, and the IC module and institute in IC module The circuit connection of signal input part is stated, so that the headset connector being capable of simultaneous transmission electric current and audio data.

17. headset connector as described in claim 1, which is characterized in that the control module further includes first mode, when When the control module belongs to first mode, the control module by the voice data transmission of user to the loudspeaker so that The loudspeaker plays the voice data of user；Audio conversion switch sings mould in the K for make the control module Switch in formula, the non-K song mode and the first mode.