CN101848050A - Transmitting method and system, receiving method and device of data broadcasting service - Google Patents
Transmitting method and system, receiving method and device of data broadcasting service Download PDFInfo
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- CN101848050A CN101848050A CN200910131963A CN200910131963A CN101848050A CN 101848050 A CN101848050 A CN 101848050A CN 200910131963 A CN200910131963 A CN 200910131963A CN 200910131963 A CN200910131963 A CN 200910131963A CN 101848050 A CN101848050 A CN 101848050A
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Abstract
The invention discloses a method for transmitting data broadcasting service, comprising the following steps: the edited ESC information is transmitted to a network transmission subsystem by an electronic service guide (ESG) server, wherein, the ESG information contains program starting time of the data broadcasting service; the ESG information is transmitted on a broadcasting channel by the network transmission subsystem; service files of the data broadcasting service are transmitted to the network transmission system at the starting time of the program by a data broadcasting server; and the service files are transmitted on the broadcasting channel by the network transmission subsystem. The invention can realize data broadcasting service by combining the description of the ESG information, provides a transmitting method and a transmitting system of the data broadcasting service at the transmission side, provides a method and a device for receiving data broadcasting service at the receiving side, and constructs a flexible operation scheme for value added service development of operators.
Description
Technical field
The present invention relates to the China mobile multi-media broadcasting technology field, relate in particular to a kind of transmission method and system and method for reseptance and device of data broadcast service.
Background technology
(China Mobile Multimedia Broadcasting, CMMB) in the system, data broadcast service provides wide application prospect for value-added service in China Mobile multimedia broadcasting.
In the mobile multimedia data broadcast standard, stipulated the data packetizing protocol and the transmission means of data broadcast service in the mobile multimedia broadcast system.
In mobile multimedia electron service instruction (ESG) standard, stipulated the data structure of electron service instruction, encapsulation and transmission means in the mobile multimedia broadcast system.
Yet,, still do not have a kind of feasible implementation method at present if realize data broadcast service for standard according to ESG.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of transmission method and system and method for reseptance and device of data broadcast service, realizes data broadcast service in conjunction with ESG information.
For solving the problems of the technologies described above, the transmission method of a kind of data broadcast service of the present invention comprises:
Electron service instruction ESG server sends to network transmitting sub-system with the ESG information of being edited, and comprises the program start time of data broadcast service in ESG information, and network transmitting sub-system sends ESG information on broadcast channel;
Broadcast data server sends to network transmitting sub-system in program start time with the service scripts of data broadcast service, and network transmitting sub-system sends service scripts on broadcast channel.
Further, terminal receives ESG information on broadcast channel, when the user selects to use data broadcast service, terminal is obtained the program start time of user-selected data broadcast service from ESG information, receive the service scripts of user-selected data broadcast service in this program start time from broadcast channel, and the service scripts that receives is shown.
Further, the ESG server also comprises the program duration of data broadcast service in ESG information, broadcast data server repeats in the duration service scripts of data broadcast service is sent to network transmitting sub-system at program, terminal is also obtained the program duration of user-selected data broadcast service from ESG information, finish the reception of service scripts in the duration at this program.
Further, a kind of transmission system of data broadcast service comprises: ESG server, broadcast data server and network transmitting sub-system, wherein:
The ESG information that the ESG server is used for being edited sends to network transmitting sub-system, comprises the program start time of data broadcast service in ESG information;
Broadcast data server is used in program start time the service scripts of data broadcast service being sent to network transmitting sub-system;
Network transmitting sub-system is used for sending the service scripts of ESG information and data broadcast service on broadcast channel.
Further, this system also comprises terminal, terminal is used for receiving ESG information on broadcast channel, when the user selects to use data broadcast service, from ESG information, obtain the program start time of user-selected data broadcast service, receive the service scripts of user-selected data broadcast service in this program start time from broadcast channel, and the service scripts that receives is shown.
Further, the ESG server also is used for comprising in ESG information the program duration of data broadcast service;
Broadcast data server also is used for repeating in the duration service scripts of data broadcast service is sent to network transmitting sub-system at program;
Terminal also is used for obtaining from ESG information the program duration of user-selected data broadcast service, finishes the reception of service scripts in the duration at this program.
Further, a kind of method of reseptance of data broadcast service comprises:
Terminal receives ESG information on broadcast channel, when the user selects to use data broadcast service, terminal is obtained the program start time of user-selected data broadcast service from ESG information, receive service scripts in this program start time from broadcast channel, and the service scripts that receives is shown.
Further, terminal is also obtained the program duration of user-selected data broadcast service from ESG information, finishes the reception of service scripts in the duration at this program.
Further, a kind of receiving system of data broadcast service comprises: Service Processing Module, receiver module and decoding and display module, wherein:
Service Processing Module is used for obtaining the program start time of user-selected data broadcast service from ESG information when judging that the user selects to use data broadcast service, and the program start time that gets access to is sent to receiver module;
Receiver module is used at the service scripts of program start time from the user-selected data broadcast service of broadcast channel reception, and the service scripts that receives is sent to decoding and display module;
Decoding is with the display module decoding and show the service scripts that receives.
Further, Service Processing Module also obtains the program duration of user-selected data broadcast service from ESG information, and the program duration that gets access to is sent to receiver module;
Receiver module is finished the reception of the service scripts of user-selected data broadcast service at program in the duration.
In sum, the present invention realizes data broadcast service in conjunction with the description of ESG information, provide the sending method and the system of data broadcast service at transmitter side, provide method and the device that receives data broadcast service at receiver side, for operator's developing value-added services has made up the scheme of runing flexibly.
Description of drawings
Fig. 1 is the flow chart of the sending method in the transmission method of data broadcast service of the present invention;
Fig. 2 is the flow chart of the present invention according to the method for reseptance in the transmission method of broadcasting service;
Fig. 3 is the flow chart of method of reseptance of the data broadcast service of the embodiment of the invention;
Fig. 4 is the Organization Chart of the transmission system of data broadcast service of the present invention;
Fig. 5 is the structure chart of the receiving system of data broadcast service of the present invention.
Embodiment
The present invention combines ESG information and date broadcasting service, according to the description realization data broadcast service of ESG information.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described.
The transmission method of data broadcast service of the present invention comprises sending method and method of reseptance, Figure 1 shows that the sending method of data broadcast service of the present invention, and this method comprises following steps:
101:ESG server editor ESG information, the code requirement form is a standard ESG information with the ESG information description of being edited, and standard ESG information is sent to network transmitting sub-system;
During ESG server editor ESG information, in ESG information, comprise the descriptor of data broadcast service, comprising: service identification, type of service, arrangement information and content information etc.Wherein, arrangement information comprises program start time and programm name etc.; Content information comprises program duration and introduction etc.
102: broadcast data server is cut apart according to the encapsulation standard of mobile multimedia data broadcast service the service scripts of data broadcasting service and is encapsulated as the service scripts packet, according to the time started and the duration of the program of the data broadcast service that writes down in the ESG information, the service scripts packet of encapsulation is sent to network transmitting sub-system;
Broadcast data server is in program start time, and the service scripts packet that repeats data broadcast service that will encapsulation sends to network transmitting sub-system, and the duration of repetition is the program duration.
The service scripts packet of data broadcast service comprises: FAT sheet transmission package, file sheet transmission package and entangle and delete verification sheet transmission package.
103: network transmitting sub-system carries out multiplexing and is modulated on the broadcast channel sending to the ESG information that receives and the service scripts packet of data broadcast service.
FAT sheet transmission package, the file sheet transmission package that network transmitting sub-system is submitted broadcast data server to and entangle and delete verification sheet transmission package and be multiplexed in the multiplexed sub frame of data broadcast service correspondence, and be modulated on the CMMB broadcast channel and transmit.
Figure 2 shows that the method for reseptance of data broadcast service of the present invention, this method comprises following steps:
201: the user starts terminal;
202: whether terminal judges needs to upgrade ESG information, if desired, then carries out next step; Otherwise, jump to step 204;
Terminal needs to obtain and professional corresponding ESG information before carrying out Business Processing.
The situation that terminal is upgraded ESG information comprises: when the user starts data broadcast service client-side program on the terminal; When user's manual operation is selected to upgrade ESG information; Before the professional beginning, local updating ESG information; After the professional beginning, business datum takes defeat, and needs local updating ESG information.
203: terminal receives ESG information again from broadcast channel;
204: the user selects business, and terminal is judged the type of service of selected business according to ESG information, when selected business is data broadcast service, carries out next step;
205: terminal is obtained the program start time and the program duration of selected data broadcasting service from ESG information;
StartTime (time started) in the layout element of ESG information describes program start time.
In the ESG information with the content element of above-mentioned layout elements correlation in Duration (duration) describe in program duration perhaps, unit be second that in this time period, the service scripts packet of data broadcast service can be continued to take turns be broadcast.
206: terminal receives in the program start time log-on data, and the correctness of the service scripts packet that receives of verification, finishes the correct reception of whole service scripts packets of selected business in the duration at program;
Terminal receives the service scripts packet of data broadcast service from the multiplexed sub frame of correspondence.
207: the service scripts packet that terminal parses receives shows to resolve to obtain service scripts.
Terminal is resolved the service scripts packet that receives according to file type.
Further specify the method for reseptance of data broadcast service of the present invention below with a specific embodiment.
Figure 3 shows that embodiment of the invention mobile multimedia data broadcast terminal receives the method for data broadcast service, comprises the steps:
301: the user starts terminal;
302: the decoding of terminal and display module judge whether to need to upgrade ESG information, if desired, then carry out next step; Otherwise, jump to step 304;
303: decoding is obtained ESG information with display module notice receiver module, receiver module receives the multiplexed sub frame of encapsulation ESG information on broadcast channel, carry out demultiplexing, the ESG information that demultiplexing is obtained sends to decoding and display module, and decoding is upgraded ESG information with display module;
304: decoding is showed ESG information with display module to the user, selects business for the user;
If carry out the processing of user preset business, can not show ESG information to the user.
305: the user carries out service selection, default professional or other operations;
306: Service Processing Module judges whether the operation that the user carries out is to select to use business, if then carry out next step; Otherwise, execution in step 312;
307: Service Processing Module judges according to ESG information whether the type of service of user-selected business is data broadcast service, if then carry out next step; Otherwise, jump to step 315;
308: Service Processing Module obtains the program start time and the program duration of selected business from ESG information, program start time and program duration are sent to receiver module;
309: receiver module receives in the program start time log-on data, and the correctness of the service scripts packet that receives of verification, finishes the correct reception of whole service scripts packets of selected business in the duration at program;
310: receiver module demultiplexing service scripts packet, the service scripts of the data broadcast service that the buffer memory demultiplexing obtains, and the service scripts of data broadcast service sent to decoding and display module;
311: the service scripts of the data broadcast service that decoding and display module decoding and demonstration receive jumps to step 305;
312: Service Processing Module judges whether the user selects to withdraw from the client, if then execution in step 313; Otherwise, execution in step 314;
313: withdraw from client operation, finish;
314: Service Processing Module carries out the respective handling of user-selected operation, jumps to step 305;
315: Service Processing Module carries out the Business Processing of user-selected business, jumps to step 305.
The present invention also provides a kind of transmission system of data broadcast service, and as shown in Figure 4, this system comprises: ESG server, broadcast data server, network transmitting sub-system and terminal, wherein:
The ESG server, be used to edit ESG information, the code requirement form is a standard ESG information with the ESG information description of being edited, standard ESG information is sent to network transmitting sub-system, in ESG information, comprise the descriptor of data broadcast service, comprising: service identification, type of service, arrangement information and content information etc.Wherein, arrangement information comprises program start time and programm name etc.; Content information comprises program duration and introduction etc.
Broadcast data server, be used for the service scripts of data broadcasting service is cut apart according to the encapsulation standard of mobile multimedia data broadcast service and is encapsulated as the service scripts packet, according to the program start time and the program duration of the data broadcast service that writes down in the ESG information, the service scripts packet that encapsulates is sent to network transmitting sub-system.
Network transmitting sub-system is used for the ESG information that receives and the service scripts packet of data broadcast service are carried out multiplexing and be modulated on the broadcast channel sending.
Terminal, be used to judge whether that needs upgrade ESG information, if desired, then from broadcast channel, receive ESG information again, when the user selects business, judge the type of service of selected business according to ESG information, when selected business is data broadcast service, from ESG information, obtain the program start time and the program duration of selected data broadcasting service, receive in the program start time log-on data, and the correctness of the service scripts packet that receives of verification, finish the correct reception of whole service scripts packets of selected business in the duration at program, and resolve the service scripts packet that receives, show to resolve to obtain service scripts.
The present invention also provides a kind of receiving system of data broadcast service, and as shown in Figure 5, this device comprises: decoding and display module, receiver module and Service Processing Module, wherein:
Decoding and display module are used to judge whether that needs upgrade ESG information, if desired, then notify receiver module to obtain ESG information, after the ESG information that receives the receiver module transmission, ESG information are upgraded; Show ESG information to the user, select business for the user; Behind the service scripts of the data broadcast service that receives the receiver module transmission, the service scripts of the data broadcast service that decoding and demonstration receive.
Receiver module is used for after the reception ESG notification of information that receives the transmission of decoding and display module, receives the multiplexed sub frame of encapsulation ESG information on broadcast channel, carries out demultiplexing, and the ESG information that demultiplexing is obtained sends to decoding and display module; At the program start time that receives the data broadcast service that Service Processing Module sends and program after the duration, receive in the program start time log-on data, and the correctness of the service scripts packet that receives of verification, finish the correct reception of whole service scripts packets of selected business in duration at program, demultiplexing service scripts packet, the service scripts of the data broadcast service that the buffer memory demultiplexing obtains, and the service scripts of data broadcast service sent to decoding and display module.
Service Processing Module, be used for after the user carries out service selection, default business or other operations, judge whether the operation that the user carries out is to select to use business, if select to use professional, then judge according to ESG information whether the type of service of user-selected business is data broadcast service, if user-selected number, then obtains the program start time and the program duration of selected business according to broadcasting service from ESG information, program start time and program duration are sent to receiver module; If the non-selected data broadcast service of user then carries out the Business Processing of user-selected business; If the non-selected use of user is professional, judge then whether the user selects to withdraw from the client, if, then withdraw from client operation, finish; Otherwise carry out the respective handling of user-selected operation.
Certainly; the present invention also can have other embodiment; under the situation that does not deviate from spirit of the present invention and essence thereof; being familiar with those of ordinary skill in the art ought can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. the transmission method of a data broadcast service comprises:
Electron service instruction ESG server sends to network transmitting sub-system with the ESG information of being edited, and comprises the program start time of data broadcast service in described ESG information, and described network transmitting sub-system sends described ESG information on broadcast channel;
Broadcast data server sends to described network transmitting sub-system in described program start time with the service scripts of described data broadcast service, and described network transmitting sub-system sends described service scripts on broadcast channel.
2. the method for claim 1 is characterized in that,
Terminal receives ESG information on described broadcast channel, when the user selects to use data broadcast service, described terminal is obtained the program start time of user-selected data broadcast service from described ESG information, receive the service scripts of user-selected data broadcast service in this program start time from broadcast channel, and the service scripts that receives is shown.
3. method as claimed in claim 1 or 2, it is characterized in that, described ESG server also comprises the program duration of described data broadcast service in ESG information, described broadcast data server repeats in the duration service scripts of data broadcast service is sent to described network transmitting sub-system at described program, described terminal is also obtained the program duration of user-selected data broadcast service from described ESG information, finish the reception of service scripts in the duration at this program.
4. the transmission system of a data broadcast service comprises: ESG server, broadcast data server and network transmitting sub-system, wherein:
The ESG information that described ESG server is used for being edited sends to network transmitting sub-system, comprises the program start time of data broadcast service in described ESG information;
Described broadcast data server is used in described program start time the service scripts of described data broadcast service being sent to described network transmitting sub-system;
Described network transmitting sub-system is used for sending the service scripts of described ESG information and described data broadcast service on broadcast channel.
5. system as claimed in claim 4, it is characterized in that, this system also comprises terminal, described terminal is used for receiving ESG information on described broadcast channel, when the user selects to use data broadcast service, from described ESG information, obtain the program start time of user-selected data broadcast service, receive the service scripts of user-selected data broadcast service from broadcast channel, and the service scripts that receives is shown in this program start time.
6. as claim 4 or 5 described systems, it is characterized in that,
Described ESG server also is used for comprising in ESG information the program duration of described data broadcast service;
Described broadcast data server also is used for repeating in the duration service scripts of data broadcast service is sent to described network transmitting sub-system at described program;
Described terminal also is used for obtaining from described ESG information the program duration of user-selected data broadcast service, finishes the reception of service scripts in the duration at this program.
7. the method for reseptance of a data broadcast service comprises:
Terminal receives ESG information on broadcast channel, when the user selects to use data broadcast service, described terminal is obtained the program start time of user-selected data broadcast service from described ESG information, receive service scripts in this program start time from broadcast channel, and the service scripts that receives is shown.
8. method as claimed in claim 7 is characterized in that, described terminal is also obtained the program duration of user-selected data broadcast service from described ESG information, finishes the reception of service scripts in the duration at this program.
9. the receiving system of a data broadcast service comprises: Service Processing Module, receiver module and decoding and display module, wherein:
Described Service Processing Module is used for obtaining the program start time of user-selected data broadcast service from ESG information when judging that the user selects to use data broadcast service, and the program start time that gets access to is sent to described receiver module;
Described receiver module is used at the service scripts of program start time from the user-selected data broadcast service of broadcast channel reception, and the service scripts that receives is sent to described decoding and display module;
Described decoding and display module decoding also show the service scripts that receives.
10. device as claimed in claim 9 is characterized in that,
Described Service Processing Module also obtains the program duration of user-selected data broadcast service from described ESG information, and the program duration that gets access to is sent to described receiver module;
Described receiver module is finished the reception of the service scripts of user-selected data broadcast service at program in the duration.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910131963A CN101848050A (en) | 2009-03-27 | 2009-03-27 | Transmitting method and system, receiving method and device of data broadcasting service |
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| CN200910131963A CN101848050A (en) | 2009-03-27 | 2009-03-27 | Transmitting method and system, receiving method and device of data broadcasting service |
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| CN1930885A (en) * | 2004-03-10 | 2007-03-14 | 皇家飞利浦电子股份有限公司 | System and method for remote recording |
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Application publication date: 20100929 |