WO2011130976A1

WO2011130976A1 - Method and terminal for realizing multimedia online playing

Info

Publication number: WO2011130976A1
Application number: PCT/CN2010/075888
Authority: WO
Inventors: 周洋; 吴怀琴
Original assignee: 中兴通讯股份有限公司
Priority date: 2010-04-21
Filing date: 2010-08-11
Publication date: 2011-10-27
Also published as: CN101848380A

Abstract

A method for realizing multimedia online playing is provided, which mainly includes: according to detected signal quality of each current bearer-network and attribute parameter of multimedia program to be played or being played, selecting a current bearer network for transmitting audio-video data of said multimedia program; obtaining the audio-video data of said multimedia program through the selected network; decoding the obtained audio-video data; and playing said multimedia program. A terminal for realizing multimedia online playing is also provided, which can select the most appropriate bearer network for transmitting the audio-video data in different application scenes, support three-network convergence, and be convenient for users to view video or television programs via the terminal. Thus the user experience is greatly improved, the operator network resource occupied by different services can be effectively reduced, the network operator cost is reduced, and the network use efficiency of operators is improved.

Description

Method and terminal for realizing multimedia online playing

The present invention relates to a multimedia playback technology of a terminal, and in particular, to a method and a terminal for implementing multimedia online playback. Background technique

At present, there are many services for multimedia online broadcasting on the market, such as: mobile TV, mobile video, interactive personality TV (IPTV), streaming media, music player, etc. The modes carried by each service can be divided into: radio and television mode, Mobile communication mode, internet mode.

Among them, the mobile TV service provides users with the service of watching or listening to live broadcasts of TV and radio through the broadcasting network. The China Mobile Multimedia Broadcasting (CMMB) system broadcasts the media stream to the terminal through the broadcasting network. The number of terminals accommodated in the broadcasting and TV network is not limited, the network resource consumption is also the least, and the video quality is high. However, at present, the distribution of radio and television networks is only in prefecture-level cities. There are many blind spots, small coverage, no playback and on-demand broadcasting, no fast forward and fast rewind, and no uplink between the terminal and the service side.

Among them, the mobile video service provides users with services for watching TV or video programs through mobile communication networks using mobile phones. The service supports on-demand or live broadcast operation of the program, and can also perform fast forward and rewind, support playback, and can be integrated with the mobile communication service, and can conveniently perform friend recommendation, and the terminal and the service side have interactive uplink channels. At present, in the mobile communication network, the 3G networks of China's three major operators basically cover the prefecture-level, China Mobile and China Unicom's 2G or 2.5G national coverage, and the mobile communication network covers a wide range, but each terminal needs to have its own The wireless channel is more expensive for the network.

The IPTV service is a service for users to use the terminal to watch TV or video programs over the Internet. The point is that the network speed is fast, the Internet information is rich, and the live broadcast and on-demand are supported. The terminal and the service side have an interactive uplink channel; the disadvantage is that the network movement of the wired Internet is inconvenient, and the wireless Internet has few hot spots.

For the comparison of the above three services, refer to the table shown in Figure 1. The services mentioned above are different in functions and application scenarios due to different networks. In practical applications, these services often exist simultaneously on the same mobile terminal. For example, at present, China Mobile's customized Time Division-Synchronous Code Division Multiple Access (TD-SCDMA) mobile phone includes mobile TV, mobile video, streaming media, music player, etc. A variety of functions, these functions can achieve multimedia online playback of the terminal.

Since the above three services correspond to different service function modules in the terminal, as shown in FIG. 2, for the user, the service function modules are intertwined and different from each other, and the usage method and usage scenario are also different. In practical applications, it is often necessary to select an appropriate function module based on the knowledge of the service implementation technology, and the user's selected usage scenario may also increase the burden on each network and affect the user's use effect. Therefore, existing The multimedia online play function provided by the terminal is difficult to use, which brings inconvenience to the user to use the terminal to watch TV or video programs. Summary of the invention

In view of this, the main object of the present invention is to provide a method and a terminal for realizing multimedia online playing, so as to solve the problem that the multimedia online playing function provided by the existing terminal is difficult to use.

In order to achieve the above object, the technical solution of the present invention is achieved as follows:

The present invention provides a method for implementing multimedia online play, the method comprising: selecting a current transmission for transmission according to the detected signal quality of each current bearer network and attribute parameters of a multimedia program to be played or being played. a bearer network of audio and video data of the multimedia program; acquiring audio and video data of the multimedia program through the selected network; decoding the acquired audio and video data, and playing the multimedia program. In the above solution, the bearer network includes: a wide area network, and/or a mobile communication network, and/or a wireless internet.

In the above solution, the method further includes: periodically checking the signal quality of each bearer network during the playing of the multimedia program, and dynamically adjusting a bearer network currently used for transmitting the audio and video data of the multimedia program.

In the above solution, the method further includes: acquiring a program list of the multimedia programs supported by each bearer network, and combining the acquired program lists to generate a program list including each multimedia program attribute parameter, so as to be generated from the generated program In the program list, the attribute parameters of the multimedia program to be played are found.

In the above solution, the method further comprises: displaying the generated program list, so that the user can select the multimedia program to be played through the displayed program list.

The present invention further provides a terminal for realizing multimedia online play, the terminal comprising: a network selection module, a multimedia acquisition module, and a multimedia play module; wherein, the network selection module is configured to perform signal quality according to current bearer networks, and a property parameter of the multimedia program being played or being played, selecting a bearer network that is currently used to transmit audio and video data of the multimedia program; and a multimedia acquisition module, configured to acquire the multimedia by using a network selected by the network selection module The audio and video data of the program; the multimedia playing module, configured to decode the audio and video data acquired by the multimedia acquiring module, and play the multimedia program.

In the above solution, the network selection module is further configured to periodically check the signal quality of each bearer network in the process of playing the multimedia program by the multimedia play module, and dynamically adjust the current use for transmitting the multimedia program. The bearer network of audio and video data.

In the above solution, the terminal further includes: a program list module; wherein, the program list module is configured to acquire a program list of the multimedia program supported by each bearer network, and merge the acquired program list to generate a multimedia program attribute. A list of programs for the parameters.

In the above solution, the terminal further includes: a user interface module; wherein, the user interface module And a block, configured to display a program list generated by the program list module, so that the user can select a multimedia program to be played from the displayed program list.

In the above solution, the network selection module is further configured to: find, from a program list generated by the program list module, an attribute parameter of a multimedia program to be played.

In the above solution, the multimedia acquisition module includes: a radio and television receiving submodule, and/or a mobile communication submodule, and/or a wireless internet access submodule; wherein the radio and television receiving submodule is configured to receive data through a radio and television network. a mobile communication sub-module for transmitting and receiving data through a mobile communication network; a wireless internet access sub-module for accessing the wireless internet and transmitting and receiving data via the wireless internet.

The invention selects a network for acquiring audio and video data of a multimedia program to be played, and dynamically switches the currently used network, and can select the most suitable bearer network to transmit audio and video data in different application scenarios, and supports triple play. It is convenient for the user to use the terminal to watch video or TV programs, which can greatly improve the user experience, and can effectively reduce the occupation of the operator's network resources by different services, reduce the cost of the network operator, and improve the network usage efficiency of the operator. DRAWINGS

Figure 1 is a schematic diagram of comparisons between mobile TV services, mobile video services, and IPTV services for multimedia online playback;

2 is a schematic structural diagram of a terminal for realizing multimedia online playing in the prior art; FIG. 3 is a schematic flowchart of a method for implementing multimedia online playing according to the present invention;

FIG. 4 is a schematic structural diagram of a terminal for realizing multimedia online playing according to the present invention. detailed description

A method for realizing multimedia online play of the present invention can be implemented by a terminal having a function or a plurality of functions in mobile communication, radio and television data reception, and wireless internet communication. Referring to FIG. 3, the method mainly includes the following step: Step 301: Select, according to the detected signal quality of each current bearer network, and attribute parameters of the multimedia program to be played or being played, a bearer network currently used for transmitting audio and video data of the multimedia program;

The carrier network here is specifically: a wide-area network, and/or a mobile communication network, and/or a wireless internet. Step 302: Acquire audio and video data of the multimedia program by using the selected network. Step 303: Decode the acquired audio and video data to play the multimedia program. The method may further include: periodically checking a signal quality of each bearer network during the playing of the multimedia program, and dynamically adjusting a bearer network currently used for transmitting audio and video data of the multimedia program.

The method may further include: acquiring a program list of the multimedia programs supported by each bearer network, and combining the acquired program lists to generate a program list including the multimedia program attribute parameters, so as to facilitate the list of generated programs. Find the attribute parameter of the multimedia program to be played.

Here, the method may further include: displaying the generated program list, so that the user can select the multimedia program to be played through the displayed program list, so that, in actual application, the user only needs to select the multimedia program to be played, The terminal selects the bearer network according to the multimedia program selected by the user and the signal quality of the current network, and then obtains the audio and video data of the multimedia program through the selected network, and provides the user with a unified multimedia online broadcast service.

In order to implement the foregoing method, the present invention further provides a terminal for realizing multimedia online play, and supports three network convergence. Referring to FIG. 4, the present invention mainly includes: a network selection module 41, a multimedia acquisition module 42, and a multimedia playback module 43, wherein

The network selection module 41 is configured to select, according to a current signal quality of each bearer network, and an attribute parameter of a multimedia program to be played or being played, a bearer network currently used for transmitting audio and video data of the multimedia program;

Here, the attribute parameters of the multimedia program include a name, a source, and a class of the multimedia program. Type, supported playback mode, and supported operations.

The multimedia acquisition module 42 is configured to obtain audio and video data of the multimedia program by using a network selected by the network selection module 41.

The multimedia playing module 43 is configured to decode the audio and video data acquired by the multimedia acquiring module 42 and play the multimedia program.

Here, the multimedia acquisition module 42 of the terminal may include: a radio and television receiving submodule 421, and/or a mobile communication submodule 422, and/or a wireless internet access submodule 423, wherein the radio and television receiving submodule 421 is used for broadcasting and broadcasting The network receives audio and video data or program order data of the multimedia program, and the mobile communication sub-module 422 is configured to acquire audio and video data and/or transmit data of the multimedia program through the mobile communication network, and the wireless internet access sub-module 423 is configured to access the wireless internet. And acquiring audio and video data and/or transmitting data of the multimedia program through a wireless internet. Here, the data acquired and/or transmitted by the mobile communication sub-module 422 and the wireless internet sub-module 423 may include audio and video data, and other data related to multimedia online play, such as control signaling data for multimedia online play, friends. Recommended data, program listing data, etc.

The network selection module 41 is further configured to periodically check the signal quality of each bearer network during the multimedia play module 43 playing the multimedia program, and dynamically adjust the audio and video data currently used to transmit the multimedia program. Hosting network.

In addition, the terminal for implementing multimedia online play of the present invention further includes: a program list module 44, configured to acquire a program list of the multimedia program provided by each bearer network, and merge the acquired program list to generate a parameter parameter including each multimedia program. List of programs.

Here, the terminal may further include: a user interface module 45, configured to display a program list generated by the program list module 44, so that the user can directly select a multimedia program to be played from the displayed program list, so that Provide users with a unified multimedia online playback service, which is convenient for users to operate and helps to improve the user experience.

Here, the network selection module 41 is from the program list generated by the program list module 44, Finding the attribute parameter of the multimedia program to be played.

Specifically, the program listing module 44 is responsible for obtaining program listings from various networks, and combining the programs of the respective networks and the operations supported thereby to form a union, which is stored and displayed to the user in a data structure. The program list module 44 provides only one function to be called, so that the user can input the instruction of the program list by input, and determine the program list to be acquired according to the signal quality of the current network. Each network is set with a threshold. If the current network signal value is lower than this threshold, it is determined that there is no signal in the current network, and the program list of this network will no longer be obtained. In addition, the program list module 44 further calls the broadcast receiving submodule 421, and/or the mobile communication submodule 422, and/or the wireless internet access submodule in the multimedia acquisition module 42 according to the determined program list to be acquired. The program acquisition function of 423 completes the acquisition of each network program list. Thereafter, the program list for acquiring each network is combined according to the program name, supported operations, and the like to generate a program list.

For example, the broadcasting network only supports the current program of each channel, and each program can only be played in a live broadcast manner; for the mobile communication network, the current program and the historical program of each channel are supported, wherein the current program of each channel is broadcasted. The way to play, the history program is played on-demand, and the history program supports pause, resume, fast forward, rewind and other operations. Programs of different playback modes support different operations, and the program listing module 44 combines these operations to provide a uniform, comprehensive list of programs.

The program list module 44 combines the program lists according to the following principles: the live broadcast program is merged according to the channel information included in the program list of each network, and the programs of the same channel are merged together, and the operations supported by the program are each The union of the operations supported by the program in the program list, the programs of different channels included in each program list are simply combined, and the supported operations are unchanged; the on-demand programs are divided into two types, one of which is in the live channel. Program playback, such as the playback of CCTV1's past 24 hours. The combination of such program listings is also based on the channel information in the program list of different networks. If there are the same channels, the merger is performed. If there is no same channel, the simple is performed. Single-site combination; The other is an on-demand program that is not broadcast live, and is directly merged. In the process of merging each program list, the program name display in different program lists may be slightly different, and the program list of the wireless internet can be directly used, because the on-demand will preferentially select the wireless internet, and the program list for the live video playback, different networks There will be no difference in the playback content.

To more directly understand the function of the program listing module 44, a simple example is given below. In the case that the signals of the current wide-area network, the mobile communication network, and the wireless Internet are all higher than the threshold, the program list module 44 acquires the program lists of the three networks and combines the program lists, for example, the acquired programs. The list is as follows:

First of all, the broadcasting network is a live broadcast program, the program list is as follows:

Channel program list supported operations

CCTV1 continues to be unforgettable

CCTV8 Bright Sword Play

CCTV News Live News Room Play

The mobile communication network relies on the mobile communication service, and the supported programs have more operations. The program list is as follows:

Channel program list supported operations

CCTV1 12:00 News 30 minutes Play / Rewind / Fast Forward / Pause / Resume / Friends Recommend

CCTV1 12:30 TV Navigation Play / Rewind / Fast Forward / Pause / Resume / Friends Recommend

CCTV1 12:38 Today's Statement Play / Rewind / Fast Forward / Pause / Resume / Friends Recommend

CCTV1 14:05 and then continue to remember unforgettable play / friend recommendation

CCTV1 15:00 News 20 ^ Program Appointment

CCTV8 11 : 58 have children 15 play / rewind / fast forward / pause / resume / friends Recommended

CCTV8 12:27 Family with children 16 Play / Rewind / Fast forward / Pause / Resume / Friends Recommend

CCTV8 14:06 bright sword 24 play / friend recommendation

CCTV8 15:03 bright sword 25 program reservation

News The first batch of Expo volunteers are on duty Play / Rewind / Fast Forward / Pause / Resume / Friends Recommend

News Expo travel bookings hot / play / fast rewind / fast forward / pause / resume / friends recommended Wireless Internet support live and on-demand, program listings and mobile communication networks similar, program content will be more abundant, the program list is as follows:

CCTV1 12:00 News 30 minutes Play / Rewind / Fast Forward / Pause / Resume

CCTV1 12:30 Viewing Navigation Play / Rewind / Fast Forward / Pause / Resume

CCTV1 12:38 Today's statement Play / Rewind / Fast Forward / Pause / Resume

CCTV1 14:05 and then continue to remember unforgettable

CCTV5 13:26 peak time Play / Rewind / Fast forward / Pause / Resume

CCTV5 13:52 Webber Bowling Game Play

80-person personality actress in the entertainment entertainment circle play / rewind / fast forward / pause / resume entertainment bomb-breaking force short-term introduction hopeless play / rewind / fast forward / pause / resume entertainment Wang Lihong turned into a sharp person sharp brother play / retreat / Fast Forward / Pause / Resume News Inventory The Top 10 New Deal Play / Rewind / Fast Forward / Pause / Resume Program List module 44 is finally merged into the following program listings: CCTV1 12:00 News 30 minutes play / rewind / fast forward / pause / resume / friends Recommended

/*The above program comes from the combination of mobile communication network and wireless internet */

/*The above programs come from the combination of the broadcasting network, mobile communication network and wireless internet */

CCTV1 15:00 News 20 minutes Program reservation

CCTV8 11 :58 have children 15 Play / Rewind / Fast Forward / Pause / Resume / Friends Recommend

/*The above program comes from the mobile communication network */

CCTV8 14:06 bright sword 24 play / friend recommendation

/*The above program comes from the combination of the broadcasting network and the mobile communication network */

CCTV8 15:03 bright sword 25 program reservation

/*The above program comes from the mobile communication network */

CCTV News Live News Room Play

/*The above programs are from the grid*/

CCTV5 13:26 Peak Time Play / Rewind / Fast Forward / Pause / Resume CCTV5 13:52 Webber Bowling Game Play

/*The above program comes from the wireless internet */

News, the first batch of Expo volunteers to play / rewind / fast forward / pause / resume / friend recommended News Expo travel route booking hot play / fast rewind / fast forward / pause / resume / friend recommended

/*The above program comes from the mobile communication network */

80-person personality actress in the entertainment entertainment circle play / rewind / fast forward / pause / resume entertainment bomb-breaking force short-term introduction hopeless play / rewind / fast forward / pause / resume entertainment Wang Lihong turned into a sharp person sharp brother play / retreat / Fast Forward / Suspend / Resume News Inventory revealed the top ten New Deal play / rewind / fast forward / pause / resume

/*The above program comes from the wireless internet */

In an actual application, the user can select a multimedia program to be played in the list of programs generated above.

Specifically, the network selection module 41 is responsible for selecting the most suitable network for the audio and video data of the multimedia program to be played, and periodically checking the status of each network, and dynamically adjusting the currently used bearer network during the playback of the multimedia program. When the online play is started, the multimedia acquisition module 42 calls the network selection module 41, and the network selection module 41 selects the network according to the attribute parameters of the current network, and the play type of the multimedia program to be played. Among them, the order of the live broadcast type multimedia program preference network is the wide grid, the wireless internet, the mobile communication network, and the on-demand type multimedia program preferentially selects the network as the wireless internet and the mobile communication network. The network selection module 41 detects a signal of the network that can currently play the multimedia program according to the play type of the multimedia program to be played, and the network is available when the detected signal value of the network exceeds the set signal threshold, otherwise Not available, in the available networks, select the network in the order of priority described above.

In addition, the network selection module 41 also periodically detects the signal status of each network in the current environment during the playing of the program, and dynamically switches the network.

The network selection module 41 has a function of timing activation to periodically detect the status of each network signal. The network selection module 41 recommends a separate thread to implement the function of the timing detection network, and the timing cycle is pushed. Recommended for 10 to 20 seconds. The principle by which the network selection module 41 switches the network is the same as the network selection principle described above.

At the beginning of the program operation, the multimedia acquisition module 42 invokes a function selection network of the network selection module 41. The network selection module 41 first checks the source of the program according to the program identification of the program to be played in the program list, such as the program name, and the supported operations. For example, in the above program list, the program named "After the 80s of the entertainment circle" is unique to the wireless Internet, and the network selection module 41 directly uses the wireless Internet, or for "friend recommendation", "program reservation" "Equivalent operation, unique to the mobile communication network, the network selection module 41 directly selects the mobile communication network. For the multi-network merged programs and operations in the program list, the network is selected according to the above operation procedure.

For example, the user needs to watch the TV program through the terminal. At this time, the signals in the wide-area network and the mobile communication network are good. If the user chooses to watch the current live program of a certain channel, the radio and television network is selected according to the comparison of the signal quality; If you choose to watch an on-demand program of a channel in the past, you can only select the mobile communication network.

As the location and time change, each network signal may change during the playback of the multimedia program. When the network signal changes, the network selection module 41 can dynamically adjust the currently used network. For example, the user is sitting in the train watching CCTV live broadcast, because the Guangzhou grid currently covers only the prefecture-level cities. Between the cities, the signal value of the wide-area grid is lower than the specified threshold and is not available. Therefore, on the train, The network selection module 41 selects the mobile communication network, the multimedia acquisition module 42 acquires the audio and video data of the multimedia program through the mobile communication sub-module 422, and the multimedia program is played online by the multimedia playback module 43. After the train enters the station, the network selection module 41 It is detected that, when the value of the wide-area network signal exceeds the specified threshold, the currently used network is switched to the wide-area network, and the multimedia acquisition module 42 obtains the audio and video data of the live broadcast program of the CCTV through the broadcast receiving sub-module 421.

In practical applications, the dynamic network switching performed by the network selection module 41 only needs to be performed during the online playback of the multimedia program. The multimedia acquisition module 42 is responsible for acquiring audio and video data of the multimedia program through the network selected by the network selection module 41. Specifically, when the network selection module 41 selects the wide-area network, the multimedia acquisition module 42 calls the broadcast receiving sub-module 421 to acquire audio and video data of the multimedia program, and when the selected network is the mobile communication network, the mobile communication sub-module 422 is called to acquire The audio and video data, when the selected network is a wireless internet, acquires audio and video data through the wireless internet access sub-module 423.

In an actual application, the terminal may further include a user interface module 45 for human-computer interaction, which is responsible for displaying the program list generated by the program list module 44 and the multimedia program played by the multimedia playing module 43. Wait. Specifically, when multimedia online play is required, the user interface module 45 first starts, calls the program list function, and the program list function starts the program list module 44 to query the programs of each network and the operations supported by the programs, and the user can select to play The multimedia program, and input operation instructions such as playing, etc., after the user interface module 45 calls the multimedia acquisition module 42, the multimedia acquisition module 42 calls the network selection module 41 to complete the network selection, and then the multimedia acquisition module 42 passes the selected network. The audio and video data of the multimedia program is obtained, and the obtained audio and video data is sent to the multimedia playing module 43 for decoding. The multimedia playing module 43 can finally feed the playback result to the user through the user interface module 45, and display the video and/or to the user. Output sound.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included. Within the scope of protection of the present invention.

Claims

Claim

A method for realizing multimedia online play, wherein the method comprises: selecting a current use according to the detected signal quality of each current bearer network and attribute parameters of a multimedia program to be played or being played. a bearer network for transmitting audio and video data of the multimedia program;

Obtaining audio and video data of the multimedia program through the selected network;

The acquired audio and video data is decoded to play the multimedia program.

2. The method for implementing multimedia online play according to claim 1, wherein the bearer network comprises: a wide-area network, and/or a mobile communication network, and/or a wireless internet.

The method for implementing multimedia online play according to claim 1, wherein the method further comprises: periodically checking the signal quality of each bearer network during the process of playing the multimedia program, and dynamically adjusting the current use. And a bearer network for transmitting audio and video data of the multimedia program.

The method for realizing multimedia online playing according to any one of claims 1-3, wherein the method further comprises: acquiring a program list of the multimedia program supported by each bearer network, and acquiring the obtained program. The single merge generates a program list containing the multimedia program attribute parameters, so as to find the attribute parameters of the multimedia program to be played from the generated program list.

The method for implementing multimedia online play according to claim 4, wherein the method further comprises: displaying the generated program list, so that the user can select the multimedia program to be played through the displayed program list.

A terminal for realizing multimedia online play, wherein the terminal comprises: a network selection module, a multimedia acquisition module, and a multimedia play module;

a network selection module, configured to select, according to a current signal quality of each bearer network, and an attribute parameter of a multimedia program to be played or being played, a bearer network currently used for transmitting audio and video data of the multimedia program; a multimedia acquiring module, configured to acquire audio and video data of the multimedia program by using a network selected by the network selection module;

And a multimedia playing module, configured to decode the audio and video data acquired by the multimedia acquiring module, and play the multimedia program.

The terminal for implementing multimedia online play according to claim 6, wherein the network selection module is further configured to periodically check each bearer network during the process of playing the multimedia program by the multimedia play module. Signal quality, and dynamically adjust the bearer network currently used to transmit audio and video data of the multimedia program.

The terminal for realizing multimedia online playing according to claim 6, wherein the terminal further comprises: a program list module;

The program list module is configured to obtain a program list of the multimedia programs supported by each bearer network, and combine the acquired program lists to generate a program list including multimedia program attribute parameters.

The terminal for implementing multimedia online play according to claim 8, wherein the terminal further comprises: a user interface module, wherein the user interface module is configured to display a program list generated by the program list module, The user is enabled to select a multimedia program to be played from the displayed program list.

The terminal for implementing multimedia online play according to claim 8, wherein the network selection module is further configured to: find, from a program list generated by the program list module, a multimedia program to be played. Attribute parameters.

The terminal for implementing multimedia online play according to any one of claims 6 to 10, wherein the multimedia acquisition module comprises: a radio and television receiving submodule, and/or a mobile communication submodule, and/or wireless Internet access sub-module;

The radio and television receiving submodule is configured to receive data through a radio and television network; the mobile communication submodule is configured to send and receive data through a mobile communication network; and the wireless internet access submodule is configured to access the wireless internet and send and receive data through the wireless internet.