WO2016082348A1 - Method for implementing wireless transmission of television programs, and set-top box - Google Patents

Abstract

A method for implementing wireless transmission of television programs, and a set-top box. The set-top box establishes wireless connection with a wireless terminal device; and the set-top box converts a received cable television signal into a wireless transmission audio/video signal and sends the wireless transmission audio/video signal to the wireless terminal device. According to the solution provided by embodiments of the present invention, the set-top box supports wireless transmission of programs, and any wireless terminal device capable of playing video is enabled to play television programs on demand randomly within the wireless control range of the set-top box. Program selection and playing can also be controlled by means of the wireless terminal device. According to the technical solution provided by the embodiments of the present invention, a wireless home gateway is not needed, and no special software needs to be configured in the wireless terminal device, so that it is more convenient to view television programs by means of the wireless terminal device.

Description

Method for realizing wireless transmission of television program and set top box Technical field

Embodiments of the present invention relate to a wireless WI-FI technology, and more particularly to a method and a set top box for implementing wireless transmission of a television program.

Background technique

Digital TV set-top box (STB) is a conversion device that converts digital TV signals into analog signals. The digital TV set-top box decodes and restores the digitally compressed image and sound signals to generate analog video and sound signals. TV monitors and audio equipment provide viewers with high quality television programming. The current digital TV set-top box has become an embedded computing device with a complete real-time operating system, providing powerful CPU computing power to coordinate control of various hardware components of the set-top box and providing an easy-to-use graphical user interface.

At present, the content of digital TV programs is rich and varied. However, as shown in the signal conversion diagram of the existing set-top box shown in FIG. 1, the existing set-top box only supports the connection of the television using interfaces such as HDMI, AV, and components, and the user can only pass various The cable is connected to view the television program, and the distance between the user's TV set and the set top box cannot exceed the available length of the connection cable. Therefore, there are problems in wiring and affecting the appearance of the environment.

Summary of the invention

In order to solve the above technical problem, an embodiment of the present invention provides a method and a set top box for implementing wireless transmission of a television program, so that a wireless terminal device at any place within the wireless control range of the set top box can receive the broadcast television program.

In order to achieve the above technical purpose, an embodiment of the present invention provides a method for wireless transmission of a television program, including: establishing a wireless connection between the set top box and the wireless terminal device;

The set top box converts the received cable television signal into a wireless transmission audio and video signal and sends it to the wireless terminal device.

Optionally, the wirelessly transmitted audio and video signal is a streaming media signal.

Optionally, the set top box converts the received cable television signal into a wireless transmission audio and video signal. The number sent to the wireless terminal device includes:

The set top box demodulates and decodes the received cable television signal to generate a TS stream;

Generating a streaming media signal according to the generated TS stream;

The generated streaming media signal is transmitted to the wireless terminal device via a wireless transmission protocol.

Optionally, the method further includes:

After the set top box establishes a wireless connection with the wireless terminal device, the set top box receives a control instruction of the wireless terminal device;

The set top box performs corresponding processing according to the control instruction.

Optionally, the wireless transmission protocol comprises an IEEE 802.11 protocol.

The embodiment of the invention further provides a set top box, which comprises at least a wireless communication module and a signal conversion module;

a wireless communication module, configured to establish a wireless connection by the wireless terminal device;

The signal conversion module is configured to convert the received cable television signal into a wireless transmission audio and video signal and send the signal to the wireless terminal device.

Optionally, the wirelessly transmitted audio and video signal is a streaming media signal.

Optionally, the signal conversion module includes a signal conversion unit and a transmission unit; wherein

a signal conversion unit configured to demodulate and decode the received cable television signal to generate a TS stream; and generate a streaming media signal according to the generated TS stream;

And a transmission unit configured to send the generated streaming media signal to the wireless terminal device by using a wireless transmission protocol.

Optionally, the set top box further includes:

And a control module, configured to: after the wireless terminal device establishes a wireless connection, receive a control instruction of the wireless terminal device; perform corresponding processing according to the control instruction.

Optionally, the wireless transmission protocol comprises an IEEE 802.11 protocol.

The set top box in the technical solution provided by the embodiment of the present invention supports wirelessly transmitting programs, and any wireless terminal device capable of playing video can realize any place within the wireless control range of the set top box. The television program is also played, and the selection and playback of the program are controlled by the wireless terminal device. At the same time, the technical solution provided by the embodiment of the present invention does not require a wireless home gateway, and does not need to configure any special software on the wireless terminal device, thereby realizing more convenient viewing of the television through the wireless terminal device.

BRIEF abstract

The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:

1 is a schematic diagram of signal conversion of a conventional set top box;

2 is a schematic diagram of a typical application scenario according to Embodiment 1 of the present invention;

3 is a schematic diagram of functional modules of a set top box according to an embodiment of the present invention;

4 is a schematic diagram showing the working principle of a set top box according to an embodiment of the present invention.

5 is a flowchart of a method for wireless transmission of a television program according to an embodiment of the present invention;

6 is a flow chart of user usage according to an embodiment of the present invention;

7 is a schematic diagram of signal conversion of a set top box according to an embodiment of the present invention;

FIG. 8 is a schematic diagram of a signal structure of a set top box according to an embodiment of the present invention.

Preferred embodiment of the invention

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that, in the case of no conflict, the features in the embodiments and the embodiments in the present application may be arbitrarily combined with each other.

The invention provides a method for wireless transmission of a television program. A wireless terminal such as a mobile computer or a mobile phone is connected to a wireless network of the set top box, and the television program web page of the set top box is opened by the wireless terminal to watch the television program and control the set top box.

FIG. 2 shows a typical application scenario of an embodiment of the present invention, including a set top box, a television set, and a wireless terminal such as a notebook computer, a mobile phone, a tablet computer, and the like.

A set-top box is a source for watching audio and video signals of a television program. It receives signals from a cable television network and transmits television programs to terminal devices through various cables and wireless modules;

The TV is the terminal of the TV program, which can be connected to the set-top box through various audio and video cables. TV show.

The wireless terminal for watching television in the present invention may be a notebook computer, a mobile phone, a tablet computer, etc., and can watch a television program by wirelessly transmitting audio and video television signals, and the user can watch the television program by opening the TV program webpage of the set top box on the wireless terminal device. Control the set top box.

FIG. 3 is a schematic diagram of functional modules of a set top box according to an embodiment of the present invention. As shown in FIG. 3, the set top box receives signals from a cable television network, generates a TS stream by demodulation and channel decoding, and then performs modulated signals on audio and video signals. After processing, the wired signal processed by the audio and video signals can be directly output to the television, and the user can watch the radio program through the television.

The signal processed by the audio and video signal can also be processed by streaming media, converted into a streaming media signal that can be transmitted and played through the network, and then interconnected by wireless protocols such as the 802.11 standard to exchange data, so that the data is exchanged. The user can watch the radio program through the wireless terminal device.

FIG. 4 is a schematic diagram of a set top box according to an embodiment of the present invention. As shown in FIG. 4, the method mainly includes a wireless transmission and a wireless receiver, wherein the television program signal can be wirelessly transmitted to a notebook or a mobile phone through wireless transmission; The wireless receiver receives the control signal of the wireless terminal to implement wireless remote control.

FIG. 5 is a flowchart of a method for wireless transmission of a television program according to the present invention.

Step 500: The set top box establishes a wireless connection with the wireless terminal device.

Step 501: The set top box converts the received cable television signal into a wireless transmission audio and video signal and sends the signal to the wireless terminal device.

In this embodiment, the wirelessly transmitted audio and video signals are streaming media signals. In a specific implementation, the set top box demodulates and decodes the received cable television signal to generate a TS stream;

Generating a streaming media signal according to the TS stream;

The streaming media signal is transmitted to the wireless terminal device through a wireless transmission protocol, which may be an IEEE 802.11 protocol or the like.

Optionally, after step 500, the method further includes:

Step 502: The set top box receives a control instruction of the wireless terminal device, and according to the control instruction The line is processed accordingly.

For example, the user can select a radio program, pause/stop the program play, and set the parameters of the set top box.

FIG. 7 is a schematic diagram of signal conversion of a set top box according to an embodiment of the present invention. In addition to watching a radio program through a television set, the set top box in the embodiment of the present invention can also convert a television signal into a streaming media signal through a signal conversion chip, so that the wireless communication control is performed. Wireless terminals at any location within the range can play radio programs, greatly improving user experience and comfort. The specific implementation of how to convert the television signal into the streaming media signal by the signal conversion chip belongs to the well-known technology of the present invention, and is not intended to limit the protection scope of the embodiment of the present invention, and details are not described herein again.

As shown in FIG. 8 , an embodiment of the present invention further provides a set top box, including at least: a wireless communication module 11 and a signal conversion module 12;

The wireless communication module 11 is configured to establish a wireless connection by the wireless terminal device;

The signal conversion module 12 is configured to convert the received cable television signal into a wireless transmission audio and video signal and then send the signal to the wireless terminal device.

Preferably, wherein the wirelessly transmitted audio and video signals are streaming media signals.

Preferably,

The signal conversion module 12 may include a signal conversion unit 121 and a transmission unit 122, where

The signal conversion unit 121 is configured to generate a TS stream after demodulating and decoding the received cable television signal; and further configured to generate a streaming media signal according to the generated TS stream;

The transmission unit 122 is configured to send the streaming media signal generated by the signal conversion unit 121 to the wireless terminal device through a wireless transmission protocol.

Preferably, the set top box further includes a control module (not shown in FIG. 7) configured to receive a control instruction of the wireless terminal device after the wireless terminal device establishes the wireless connection, and is further configured to perform corresponding processing according to the control instruction.

Preferably, the wireless transmission protocol includes the IEEE 802.11 protocol.

It should be noted that the conversion module in this embodiment is a signal conversion chip, and the wireless module and the control module also correspond to specific hardware. Of course, in other embodiments, other tools may also be used. The above modules are replaced by chips or hardware with corresponding functions.

In the above technical solution, the television program can be viewed through a tablet or a smart phone at any place within the wireless signal coverage of the set top box, and can be controlled by the wireless terminal, thereby providing a more convenient way for the user to watch and select the television program. s solution.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention. One of ordinary skill in the art will appreciate that all or a portion of the steps described above can be accomplished by a program that instructs the associated hardware, such as a read-only memory, a magnetic or optical disk, and the like. Optionally, all or part of the steps of the foregoing embodiments may also be implemented by using one or more integrated circuits. Accordingly, each module/module in the foregoing embodiment may be implemented in the form of hardware, or may be implemented by using a software function module. Formal realization. This application is not limited to any specific combination of hardware and software.

Industrial applicability

The method for implementing wireless transmission of a television program and the set top box according to the embodiment of the present invention comprise: setting a wireless connection between the set top box and the wireless terminal device; and the set top box converts the received cable television signal into a wirelessly transmitted audio and video signal and then sends the signal to the wireless terminal device. The set-top box in the solution of the embodiment of the invention supports wirelessly transmitting programs, and for any wireless terminal device capable of playing video, the television program is played at any place within the wireless control range of the set-top box, and the selection of the program is controlled by the wireless terminal device. And play. At the same time, the technical solution provided by the embodiment of the present invention does not require a wireless home gateway, and does not need to configure any special software on the wireless terminal device, thereby realizing more convenient viewing of the television through the wireless terminal device.

Claims (10)

A method for implementing wireless transmission of a television program, comprising: establishing a wireless connection between the set top box and the wireless terminal device; The set top box converts the received cable television signal into a wireless transmission audio and video signal and sends it to the wireless terminal device. The method of claim 1 wherein said wirelessly transmitting audio and video signals is a streaming media signal. The method according to claim 2, wherein the set top box converts the received cable television signal into a wirelessly transmitted audio and video signal and transmits the signal to the wireless terminal device, including: The set top box demodulates and decodes the received cable television signal to generate a TS stream; Generating a streaming media signal according to the generated TS stream; The generated streaming media signal is transmitted to the wireless terminal device via a wireless transmission protocol. The method according to any one of claims 1 to 3, further comprising: After the set top box establishes a wireless connection with the wireless terminal device, the set top box receives a control instruction of the wireless terminal device; The set top box performs corresponding processing according to the control instruction. The method of claim 3 wherein said wireless transmission protocol comprises an IEEE 802.11 protocol. A set top box, comprising at least a wireless communication module and a signal conversion module; wherein a wireless communication module, configured to establish a wireless connection by the wireless terminal device; The signal conversion module is configured to convert the received cable television signal into a wireless transmission audio and video signal and send the signal to the wireless terminal device. The set top box according to claim 6, wherein said wirelessly transmitted audio and video signals are streaming media signals. The set top box according to claim 7, wherein the signal conversion module comprises a signal conversion unit and a transmission unit; a signal conversion unit configured to demodulate and decode the received cable television signal to generate a TS stream; and generate a streaming media signal according to the generated TS stream; And a transmission unit configured to send the generated streaming media signal to the wireless terminal device by using a wireless transmission protocol. The set top box according to any one of claims 6 to 8, wherein the set top box further comprises: And a control module, configured to: after the wireless terminal device establishes a wireless connection, receive a control instruction of the wireless terminal device; perform corresponding processing according to the control instruction. The set top box of claim 8 wherein said wireless transmission protocol comprises an IEEE 802.11 protocol.

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