CN103841448A - Set-top box middleware device, multimedia playing system and multimedia playing method - Google Patents

Abstract

The present invention provides a set-top box middleware device, a multimedia playback system and a playback method, wherein the set-top box middleware device includes: a video transmission module, which is used to send the TV video data transmitted from the set-top box or the service video data generated by the tuning and demodulation module to the TV set; tuning and demodulation module, used to receive and modulate value-added service signals, and generate service video data conforming to the communication protocol between a predetermined set-top box and the TV set; central processing unit, used to control switching of TV video data or service video data in Displayed on the TV, based on the middleware device, the national unified value-added service can be carried out, and at the same time, the normal viewing of the original digital TV is not affected, and the original set-top box does not need to be modified. The structure is simple and the versatility is high.

Description

Set-top box middleware device, multimedia playing system and playing method

technical field

The invention relates to digital television technology, in particular to a set-top box middleware device, a multimedia playing system and a playing method.

Background technique

Watching digital TV on TV requires an external set-top box. Due to the consideration of commercial interests, the standards of set-top boxes in different provinces and cities are different. In this case, if you want to develop new value-added services, you need to target different set-top boxes and Standard development, or to make some improvements to the original set-top boxes, there are currently some set-top box middleware, which can achieve uniform standard value-added services, but at the same time need to do some complex conversion of the data output by the set-top box, so this type of set-top box middleware The software structure is relatively complex, the development is difficult, and the versatility is not high.

Contents of the invention

Aiming at the problem that the current set-top box middleware has a complex structure and low versatility, the present invention provides a set-top box middleware device, a multimedia playing system and a playing method, which have a simple structure and high versatility.

A set-top box middleware device, comprising:

The video transmission module is used to send the TV video data transmitted from the set-top box or the service video data generated by the tuner and demodulation module to the TV set;

The tuning and demodulation module is used to receive the value-added service signal sent by the head-end server and modulate the value-added service signal to generate service video data that conforms to the communication protocol between the predetermined set-top box and the TV set;

The central processing unit is used to receive an external control signal, and instruct the video transmission module to send TV video data or service video data to the TV according to the control signal, so as to display the corresponding sent data on the TV.

The present invention also provides a multimedia playback system, including the above-mentioned set-top box middleware device, and also includes the set-top box and the TV set, both the set-top box and the TV set are connected with the video transmission module, and the TV video data sent by the set-top box or the set-top box middleware device are sent out The service video data is sent to the TV through the video transmission module.

The present invention also provides a multimedia playing method, comprising:

The set-top box generates TV video data;

The tuning and demodulation module receives the value-added service signal sent by the head-end server and modulates the value-added service signal to generate service video data conforming to the communication protocol between the predetermined set-top box and the TV;

The central processing unit receives an external control signal, and instructs the video transmission module to send TV video data or service video data to the TV set according to the control signal, so as to display the corresponding sent data on the TV set.

A set-top box middleware device, a multimedia playback system and a playback method provided by the present invention, the value-added service signal is modulated by the tuning and demodulation module to generate service video data, and the video transmission module is used to send the video data transmitted by the set-top box to the TV on the one hand On the other hand, it is also used to send the service video data to the TV. The central processing unit can control the switching of the TV video data and the service video data to be displayed on the TV. Based on this middleware device, the national unified value-added service can be carried out, and at the same time It also does not affect the normal viewing of the original digital TV, does not need to make any changes to the original set-top box, has a simple structure and high versatility.

Description of drawings

FIG. 1 is a schematic structural diagram of an embodiment of a set-top box middleware device provided by the present invention.

FIG. 2 is a schematic structural diagram of an embodiment of a multimedia playing system provided by the present invention.

Fig. 3 is a flowchart of an embodiment of a multimedia playing method provided by the present invention.

Detailed ways

Embodiments of the present invention will be described below with reference to the drawings. Elements and features described in one drawing or one embodiment of the present invention may be combined with elements and features shown in one or more other drawings or embodiments. It should be noted that representation and description of components and processes that are not relevant to the present invention and known to those of ordinary skill in the art are omitted from the drawings and descriptions for the purpose of clarity.

Set-top box middleware device embodiment:

As shown in Figure 1, a set-top box middleware device includes:

The video transmission module is used to send the TV video data transmitted from the set-top box or the service video data generated by the tuner and demodulation module to the TV set;

The tuning and demodulation module 101 is used to receive the value-added service signal sent by the head-end server and modulate the value-added service signal to generate service video data conforming to the communication protocol between the predetermined set-top box and the TV;

The central processing unit 102 is used to receive an external control signal, and instruct the video transmission module to send TV video data or service video data to the TV according to the control signal, so as to display the corresponding sent data on the TV.

Specifically, the video transmission module includes a multimedia input interface module 103 and a multimedia output interface module 104, the multimedia input interface module 103 is used to receive TV video data transmitted from the set-top box, and the multimedia output interface module 104 is used to convert the TV video data and service video data sent to the TV.

Wherein, the TV video data is an original digital TV program, and the service video data is a value-added service program.

The multimedia input interface module 103 is preferably a high-definition multimedia interface (HDMI), and can also be other video interfaces compatible with the output of the set-top box. The multimedia output interface module 104 is preferably a high-definition multimedia interface (HDMI), and can also be a Other video interfaces compatible with the input of the TV set are not limited in the present invention.

The multimedia input interface module 103 is connected with the set-top box, and the multimedia output interface module 104 is connected with the TV set. The TV video data transmitted from the set-top box is input through the multimedia input interface module 103, and is sent to the TV set through the multimedia output interface module 104 for display. In the mode, the middleware device of the set-top box is transparent to the set-top box and the TV, so no modification is required on the set-top box and the TV, and the use of the digital TV is not affected.

The head-end server is the server at the control end of the operator. The operator can send the uniform standard value-added service signal to the tuning and demodulation module 101 through the head-end server. The tuning and demodulation module 101 will modulate the value-added service signal to generate service video data, and pass The multimedia output module 104 in the video transmission module is sent to the TV for display, so it is not necessary to develop for different set-top boxes in different provinces and cities, but only for the middleware.

In addition, the middleware device also includes a network interface module 105, the network interface module 105 is connected with the central processing unit 102, the network interface module 105 can be connected with the head-end server, and is used for sending Internet video data to the multimedia output interface module 104, and the multimedia output interface module 104 is connected to the network interface module 105. The output interface module 104 is also used to send Internet video data to the TV.

The middleware device also includes a remote controller interface module 106, which is used to receive the control signal sent by the remote controller. The control signal is for the user to choose to watch digital TV programs or watch value-added service content, or Internet video, according to the needs of the user. 102 Control and switch the TV video data, service video data or Internet video data to display on the TV according to the control signal.

The set-top box middleware device provided by this embodiment modulates the value-added service signal to generate service video data through the tuning and demodulation module. In order to send the added service video data to the TV, it can also be connected to the host computer to watch Internet programs. The central processor can control the switching of video data, service video data and Internet video data to be displayed on the TV. Based on this middleware device, it can conduct nationwide The unified value-added service does not affect the normal viewing of the original digital TV, and can also watch Internet programs without any modification to the original set-top box. The structure is simple and the versatility is high.

Embodiment of the multimedia playback system:

As shown in Figure 2, the multimedia playback system includes a set-top box middleware device 201, and also includes a set-top box 202 and a television set 203. The TV sets 203 are all connected to the video transmission module 204 , and the TV video data transmitted from the set-top box 202 or the service video data transmitted from the set-top box middleware device are sent to the television set 203 through the video transmission module 204 .

Specifically, the video transmission module 204 includes a multimedia input interface module 207 and a multimedia output interface module 208, the multimedia input interface module 207 is connected with the set-top box 202, the multimedia output interface module 208 is connected with the TV set 203, and the TV video data sent by the set-top box 202 is sent by the multimedia The input interface module 207 receives it and outputs it through the multimedia output interface module 208 , and the multimedia output interface module 208 is used to send the TV video data to the TV set 203 .

In addition, the multimedia playback system provided by the present embodiment also includes a head-end server 209. The head-end server 209 provides value-added service signals on the one hand, and Internet information on the other hand. The set-top box middleware device also includes a network interface module 210. The head-end server 209 It is connected to the network interface module 210 through a network cable. The Internet video data is input by the network interface module 210 and output through the multimedia output interface module 208. The multimedia output interface module 208 is used to send the Internet video data to the TV set 203.

The set-top box middleware device also includes a remote control interface module 211, the multimedia playback system also includes a remote control 212, the remote control interface module 211 and the remote control 212 are connected through infrared, and the remote control interface module 211 receives the control signal sent by the remote control 212 , the control signal is for the user to choose to watch digital TV programs or watch value-added service content, or Internet video according to needs, and the central processing unit 206 controls and switches TV video data, service video data or Internet video data on the TV according to the control signal. show.

The multimedia playback system provided by this embodiment is used to send the TV video data transmitted by the set-top box to the TV set on the one hand, and is also used to send the service video data to the TV set on the other hand, and can also be connected to a computer host to watch Internet programs. You can choose to control switching video data, service video data and Internet video data to be displayed on the TV according to your needs without interfering with each other. Based on this middleware device, you can provide a unified value-added service across the country without affecting the normal operation of the original digital TV. Watching, you can also watch Internet programs, without making any changes to the original set-top box, with simple structure and high versatility.

Multimedia playing method embodiment:

As shown in Figure 3, a kind of multimedia playing method comprises:

Step S301, the STB acquires TV video data;

Step S302, the tuning and demodulation module receives the value-added service signal sent by the head-end server and modulates the value-added service signal to generate service video data that conforms to the communication protocol between the predetermined set-top box and the TV;

Step S303, the central processing unit receives an external control signal, and instructs the video transmission module to send TV video data or service video data to the TV according to the control signal, so as to display the corresponding sent data on the TV.

For the multimedia playing method provided in this embodiment, refer specifically to the descriptions in the embodiment of the set-top box middleware device and the embodiment of the multimedia playing system, and details are not repeated here.

Although the present invention and its advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made hereto without departing from the spirit and scope of the invention as defined by the appended claims. Moreover, the scope of the present application is not limited to the specific embodiments of the procedures, devices, means, methods and steps described in the specification. Those of ordinary skill in the art will readily appreciate from the disclosure of the present invention that existing and future designs that perform substantially the same function or obtain substantially the same results as the corresponding embodiments described herein can be used in accordance with the present invention. The developed process, device, means, method or steps. Accordingly, the appended claims are intended to include within their scope such processes, means, means, methods or steps.

Claims (9)

1. a middleware of set top box device, is characterized in that, comprising:

Video transmission module, the services video data that generate for video data that Set Top Box is spread out of or tuning demodulation module send to television set;

Tuning demodulation module, for receiving the value-added service signal of head end server transmission and described value-added service signal being modulated, generates the services video data that meet communication protocol between predetermined Set Top Box and television set;

Central processing unit, for receiving outside control signal, indicates described video transmission module to send described video data or described services video data to television set according to described control signal, to show corresponding transmission data on described television set.

2. middleware of set top box device according to claim 1, it is characterized in that, described video transmission module comprises multimedia input interface module and multimedia output interface module, the video data that described multimedia input interface module spreads out of for receiving set up box, described multimedia output interface module is for sending to television set by described video data or described services video data.

3. middleware of set top box device according to claim 2, it is characterized in that, described middleware of set top box device also comprises Network Interface Module, described Network Interface Module is connected with described central processing unit, for internet video data are sent to described multimedia output interface module, described multimedia output interface module is also for sending to television set by described internet video data.

4. middleware of set top box device according to claim 3, it is characterized in that, also comprise remote controller interface module, for receiving the control signal of remote controller transmission and sending to central processing unit, described central processing unit indicates described video transmission module to send described video data, described internet video data or described services video data to described television set according to described control signal, to show corresponding transmission data on described television set.

5. middleware of set top box device according to claim 2, is characterized in that, described multimedia input module is HDMI (High Definition Multimedia Interface), and described multimedia output module is HDMI (High Definition Multimedia Interface).

6. a multimedia play system, comprise the middleware of set top box device as described in as arbitrary in claim 1-5, it is characterized in that, also comprise Set Top Box and television set, described Set Top Box is all connected with described video transmission module with described television set, and the services video data that the video data that described Set Top Box spreads out of or middleware of set top box device spread out of send to television set by described video transmission module.

7. multimedia play system according to claim 6, it is characterized in that, also comprise remote controller, send the control signal of described video data or described services video data to described television set for inputting the described video transmission module of instruction, and send to described central processing unit.

8. multimedia play system according to claim 6, it is characterized in that, also comprise head end server, described head end server is connected with Network Interface Module by netting twine, and internet video data send to television set by described Network Interface Module and described video transmission module.

9. a multi-medium play method, is characterized in that, utilizes the arbitrary described multimedia play system of claim 6-8 to play, and comprising:

Set Top Box is obtained video data;

Tuning demodulation module receives the value-added service signal of head end server transmission and described value-added service signal is modulated, and generates the services video data that meet communication protocol between predetermined Set Top Box and television set;

Central processing unit receives outside control signal, sends video data or described services video data, to show corresponding transmission data on described television set according to described control signal instruction video transport module to television set.

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