CN101431382B - Method for acquiring and updating electronic service instruction through user terminal - Google Patents
Method for acquiring and updating electronic service instruction through user terminal Download PDFInfo
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- CN101431382B CN101431382B CN2007101664423A CN200710166442A CN101431382B CN 101431382 B CN101431382 B CN 101431382B CN 2007101664423 A CN2007101664423 A CN 2007101664423A CN 200710166442 A CN200710166442 A CN 200710166442A CN 101431382 B CN101431382 B CN 101431382B
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Abstract
The invention discloses a method for acquiring and upgrading an electronic service guide by a user terminal. The method comprises the following steps: division of ESG data of the user terminal and an ESG server and identification of the ESG data are engaged, and an ESG basic description table is formulated, and the ESG data is divided into at least one ESG data block; the ESG data block is positioned by the ESG basic description table; the ESG server transmits the ESG data to the user terminal through a unidirectional broadcast network, and the ESG data comprises the ESG basic description table and the ESG data block; the user terminal receives the ESG data and the ESG basic description table, and searches the ESG data block stored in the user terminal itself according to the ESG basic description table, when the ESG data block stored in the user terminal itself requires upgrading, the ESG data of the user terminal itself and the corresponding ESG basic description table are upgraded.
Description
Technical field
The present invention relates to a kind of Technology of Mobile Multimedia, specifically, relate to the method that a kind of user terminal obtained and upgraded electron service instruction.
Background technology
Electron service instruction (ESG, Electronic Service Guide) or electronic program guides are a kind of multi-media broadcasting service navigation informations, are the methods of operator's management and issuing service, also are that the user finds and use professional window.By ESG information, the user can understand the relevant information (comprising Business Name, reproduction time, content outline, price etc.) of mobile multi-media broadcasting service, and realization is to quick-searching, preview and the access of business, simultaneously, it provides a good navigation mechanism for user's TV reception and enjoyment information service, make the user can find quickly and easily the program of oneself being concerned about, the additional information of checking program.
These functions of ESG are so that its client becomes important channel and the instrument that the user watches program.Along with enriching of ESG amount of information, effectively more the ESG information of new terminal just becomes an important problem.Usually, the data message of ESG transmission to be broadcast, namely the ESG broadcast data can be divided into a plurality of data blocks as required, these data blocks can be divided according to the ESG data type, and type has comprised business information, arrangement information, program content information and business parameters data etc.Terminal is upgraded operation and is carried out according to the variation of the data block version number that can know.In a period of time, owing to the otherness of user to the terminal use habit, these ESG data block version numbers of buffer memory are not quite similar on each terminal.In other words, user terminal need to upgrade local ESG information, because data with existing piece version number is different, and renewal basic different, the data of therefore finishing the renewal actual needs are different.If or totally receive the business guide data, and will waste terminal use's quality time, the user experiences relatively poor.
Summary of the invention
Technical problem solved by the invention provides the method that a kind of user terminal obtained and upgraded electron service instruction, can only receive the electron service instruction data of change, has therefore reduced the time that reception information spends.
Technical scheme is as follows:
A kind of user terminal obtains and upgrades the method for electron service instruction, and step comprises:
(1) division and the sign thereof of the ESG data of agreement user terminal and ESG server, and formulate the basic description list of ESG, described ESG data are divided at least one ESG data block; Described ESG data block positions by the basic description list of described ESG;
(2) described ESG server sends the ESG data by unidirectional broadcast network to described user terminal, and described ESG data comprise the basic description list of ESG and ESG data block;
(3) described user terminal receives described ESG data and the basic description list of ESG, search the ESG data block of self storing according to the basic description list of described ESG, when the described ESG data block of self storing need to be upgraded, upgrade described ESG data and the corresponding basic description list of ESG of described user terminal self.
Further, in the step (1), the basic description list of described ESG comprises ESG data type sign, ESG data block sign and ESG data block version number; Described ESG data block sign is for the ESG data block under the sign ESG payload user data, with described ESG data type sign together unique definite ESG data block; ESG data block version number is used for the current version number of expression ESG data block.
Further, in the step (1), when change occurs for described ESG data block, increase progressively and add 1.
Further, step (2) comprising:
(21) multiplexer of described unidirectional broadcast network sends the ESG request to the ESG server;
(22) described ESG server generates the ESG data of broadcasting;
(23) ESG that replys described multiplexer asks, and described ESG server sends the ESG data.
Further, in the step (21), the data format that described multiplexer is issued the ESG request of described ESG server uses the PDU of TCP/IP encapsulation, and described ESG asks each second to be initiated once.
Further, in the step (23), the data format that described ESG server is issued the response message of described multiplexer uses the PDU of TCP/IP encapsulation; To a regularly ESG request, described ESG server was finished in 1 second and is sent described response message.
Further, in the step (3), described user terminal is according to described ESG data type sign and the ESG data block identification index ESG service identification to the use of ESG data block, and then searches corresponding multiplexed frame and the ESG data block of buffer memory.
The present invention can allow user terminal according to having separately buffer memory, can only receive the electron service instruction data of change, has reduced the time of reception information cost, has improved the effect that the user experiences.The present invention is applicable to CMMB (China Mobile multimedia broadcasting multicast) handset television service system.
Description of drawings
Fig. 1 is the structure chart of mobile multi-medium system among the present invention;
Fig. 2 is the flow chart that user terminal obtains the ESG data;
Fig. 3 is the structure chart of the basic description list of ESG;
Fig. 4 is the flow chart that user terminal obtained and upgraded the ESG data.
Embodiment
With reference to the accompanying drawings, the preferred embodiment of the present invention is done described in further detail.
With reference to shown in Figure 1, the ESG server 101 of mobile multi-medium system is connected with user terminal 103 by unidirectional broadcast network 102.
The function of ESG server 101 comprises:
1, the configuration data of management various ESG data messages, ESG service system etc.
The ESG data message has comprised business information, arrangement information, program content information and business parameters data etc.The ESG data have comprised the data of the basic description list of ESG, ESG data message and three kinds of data types of program prompt information.
2, generate the basic description list of ESG, generate one or more ESG data blocks, during for broadcasting.
3, according to code requirement, encapsulation ESG data message.
4, response ESG request of data, and broadcast transmission ESG data.
ESG server 101 will transmit to multiplexer the data of the basic description list of ESG, ESG data message and three kinds of data types of program prompt information.
Multiplexer and ESG server 101 interfaces adopt the communication of TCP mode, and ESG server 101 is as the server end of TCP, and multiplexer is as the client of TCP.After ESG server 101 and multiplexer were set up a TCP and linked, by interface message, multiplexer sent a broadcasting ESG request message to ESG server 101 per 1 second, and ESG server 101 sends one or more response messages.
The basic description list of data type field indication ESG, ESG data message or the program prompt information of the response message of sending at ESG server 101.Interface message is unified the Adoption Network syllable sequence and is transmitted.
Receive the various ESG data of broadcasting, resolve the various ESG data of broadcasting, the basic description list data of the ESG of more current reception and the basic description list data of ESG of buffer memory before this need to determine whether request differential update ESG data; Upgrade local ESG data, comprise the basic description list information of ESG and ESG data message.
The below obtains user terminal and the method for upgrading electron service instruction (ESG, Electronic ServiceGuide) is described in detail.
1, division and the sign thereof of the ESG data of ESG server 101 in agreement user terminal 103 and the mobile multi-medium system, and formulate the basic description list of ESG.
Be a plurality of ESG data blocks according to regular partition ESG data, and set up ESG data block and the corresponding relation of sign wherein.The ESG data block refers to have the subset of set of the element of same data type sign.
The version number and the ESG service identification that have comprised each ESG data block in the basic description list of ESG.The basic description list of ESG has comprised each ESG data type sign, ESG data block sign, ESG data block version number, and can index accordingly the ESG service identification that this ESG data block is used, and then make user terminal 103 can search quickly corresponding multiplexed frame and the ESG data of buffer memory.
ESG data type sign is used for the type of the ESG tables of data of sign ESG payload user data carrying.ESG data block sign is for the ESG data block under the sign ESG payload user data, with ESG data type sign together unique definite ESG data block.ESG data block version number is used for the current version number of expression ESG data block, increases progressively to add 1 when change occurs the ESG data block.The ESG service identification represents the sign of ESG business, follows multiplexing standard allocation rule.
2, send the ESG data by unidirectional broadcast network 102.
ESG server 101 sends the ESG data by unidirectional broadcast network 102 to user terminal 103, and the ESG data comprise the basic description list of ESG and each ESG data block.ESG data block correspondence ESG data message whole of current issue.
3, user terminal 103 receptions, analysis and buffer memory ESG data.
With reference to shown in Figure 2, the process of user terminal 103 being obtained the ESG data is described in detail.
Step 201: the multiplexer of unidirectional broadcast network 102 is asked to ESG server 101 timed sending ESG.
The data format that multiplexer is issued the ESG request of ESG server 101 uses the PDU of TCP/IP encapsulation, and this ESG asks each second to be initiated once.
Step 202:ESG server 101 generates the ESG broadcast data.
ESG server 101 generates and encapsulation ESG data according to standard.
Step 203: reply the multiplexer request, ESG server 101 sends the ESG data.
The data format that ESG server 101 is issued the response message of multiplexer uses the PDU of TCP/IP encapsulation.To a regularly ESG request, ESG server 101 can have a plurality of response messages as required, but must be sent completely in 1 second.
Step 204: unidirectional broadcast network 102 is transmitted the ESG data to user terminal 103.
Step 205: user terminal 103 receives and analyzes the ESG data.
Step 206: user terminal 103 determines to obtain which ESG data block of renewal.
It may be noted that user terminal 103 can according to the opportunity that receives broadcasting ESG data (in for example start shooting, watching, browse ESG medium), determine whether initiating the ESG Data Update and process, or receive all ESG data of broadcasting.
Step 207: buffer memory also upgrades the ESG data, and the content of renewal comprises the basic description list information of ESG and ESG data block.
With reference to shown in Figure 3, the basic description list of ESG is described in detail.
The basic description list of ESG is by the transmission of control multiplexed frame.
The multiplexed frame of MF_ID==0 is used for bear control information (referred to as the control multiplexed frame), uses the control logic channel to transmit.At this moment, a control information table as a multiplexed sub frame, is namely controlled the multiplexed frame payload and is comprised of some control information tables, wherein comprise the basic description list of ESG, the table identification number is 0x06.
The basic description list of ESG has comprised the description of each ESG data block, comprising: ESG data type sign, ESG data block identify, reach ESG data block version number, and can this index the ESG service identification that this ESG data block is used, and then can give user terminal 103 with prompting, so that user terminal 103 is searched quickly corresponding multiplexed frame and is received the ESG data block.
The data type sign is 4 bit fields, is used for the type of the ESG tables of data of sign ESG payload user data carrying, sees Table 1.
Table 1 ESG data type
| Value (b3b2b1b0) | Type |
| 0000 | Keep |
| 0001 | Professional |
| 0010 | Professional expansion |
| 0011 | Layout |
| 0100 | Content |
| 0101 | Service parameter |
| 0110～1111 | Keep |
ESG data block sign is 8 bit fields, for the ESG data block under the sign ESG payload user data, with ESG data type sign together unique definite ESG data block.
ESG data block version number is 4 bit fields, is used for the current version number of expression ESG data block, increases progressively to add 1 when change occurs the ESG data block.
The ESG service identification is 16 bit fields, is used for the sign of expression ESG business, and allocation rule is followed multiplexing standard, referring to table 2.
The distribution of table 1 service identification
| The service identification value | Distribute |
| 0x0000 to 0x003F | Keep |
| 0x0040 to 0x00FF | Continuing business, is that ESG is special-purpose |
| 0x0100 to 0x01FF | Keep |
| 0x0200 to 0x3FFF | Continue professional |
| 0x4000 to 0x7FFF | Short time service |
| 0x8000 to 0xFFFF | Keep |
Thus, the information of the basic description list of ESG, and the ESG data of current issue is whole, is handed down to user terminal 103 by ESG server 101 by unidirectional broadcast network 102.
With reference to shown in Figure 4, user terminal 103 is obtained and the process of upgrading the ESG data is described further.
Step S401: receive the ESG data.
Step S402: obtain the basic description list of ESG.
Step S403: analyze the basic description list of ESG, and compare with the basic description list of ESG of buffer memory.
Step S404: whether the description of judging the ESG data block is identical, judges namely whether the content of the basic description list of ESG is identical.
If comparative result is not identical, execution in step S405; Otherwise execution in step S406.
Step S405: when comparative result is not identical, illustrate that then corresponding ESG data block needs to upgrade, record the ESG data block that this need to upgrade.
Step S406: judge whether to finish the comparison to all ESG data blocks.
If finish, execution in step S407; Otherwise, continue execution in step S405.
Step S407: the new basic description list of ESG that receives of buffer memory.
Step S408: receive one by one and ESG data block that buffer memory need to upgrade.
Step S409: judged whether to receive all the ESG data blocks that need to upgrade.
If received and buffer memory all the ESG data blocks that need to upgrade, execution in step S410; Otherwise, carry out and continue step S409.
Step S410: upgrade the ESG data message.
Claims (7)
1. a user terminal obtains and upgrades the method for electron service instruction, and step comprises:
(1) division and the sign thereof of the ESG data of agreement user terminal and ESG server, and formulate the basic description list of ESG, described ESG data are divided at least one ESG data block; Described ESG data block positions by the basic description list of described ESG; Described ESG data block is divided according to the ESG data type, and described type comprises business information, arrangement information, program content information and business parameters data;
(2) described ESG server sends the basic description list of ESG and ESG data block by unidirectional broadcast network to described user terminal;
(3) described user terminal receives described ESG data block and the basic description list of ESG, search the ESG data block of self storing according to the basic description list of described ESG, when the described ESG data block of self storing need to be upgraded, upgrade described ESG data block and the corresponding basic description list of ESG of described user terminal self.
2. user terminal according to claim 1 obtains and upgrades the method for electron service instruction, it is characterized in that, in the step (1), the basic description list of described ESG comprises ESG data type sign, ESG data block sign and ESG data block version number; Described ESG data block sign is for the ESG data block under the sign ESG payload user data, with described ESG data type sign together unique definite ESG data block; ESG data block version number is used for the current version number of expression ESG data block.
3. user terminal according to claim 2 obtains and upgrades the method for electron service instruction, it is characterized in that, in the step (1), ESG data block version number increases progressively and adds 1 when change occurs for described ESG data block.
4. user terminal according to claim 1 obtains and upgrades the method for electron service instruction, it is characterized in that, step (2) comprising:
(21) multiplexer of described unidirectional broadcast network sends the ESG request to the ESG server;
(22) described ESG server generates the ESG data of broadcasting;
(23) ESG that replys described multiplexer asks, and described ESG server sends the ESG data.
5. user terminal according to claim 4 obtains and upgrades the method for electron service instruction, it is characterized in that, in the step (21), the data format that described multiplexer is issued the ESG request of described ESG server uses the PDU of TCP/IP encapsulation, and described ESG asks each second to be initiated once.
6. user terminal according to claim 4 obtains and upgrades the method for electron service instruction, it is characterized in that, in the step (23), the data format that described ESG server is issued the response message of described multiplexer uses the PDU of TCP/IP encapsulation; To a regularly ESG request, described ESG server was finished in 1 second and is sent described response message.
7. user terminal according to claim 2 obtains and upgrades the method for electron service instruction, it is characterized in that, in the step (3), described user terminal is according to described ESG data type sign and the ESG data block identification index ESG service identification to the use of ESG data block, and then searches corresponding multiplexed frame and the ESG data block of buffer memory.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2007101664423A CN101431382B (en) | 2007-11-07 | 2007-11-07 | Method for acquiring and updating electronic service instruction through user terminal |
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| CN2007101664423A CN101431382B (en) | 2007-11-07 | 2007-11-07 | Method for acquiring and updating electronic service instruction through user terminal |
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| CN101431382B true CN101431382B (en) | 2013-01-16 |
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| CN101902289B (en) * | 2009-05-27 | 2013-01-16 | 中兴通讯股份有限公司 | Method and device for updating content information |
| CN102892043B (en) * | 2012-09-29 | 2016-06-22 | 中兴通讯股份有限公司 | The update method of mobile TV service instruction, television platform and terminal |
| CN112491733A (en) * | 2014-05-30 | 2021-03-12 | 索尼公司 | Electronic equipment and method for user equipment side and network side |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101001386A (en) * | 2007-01-05 | 2007-07-18 | 中兴通讯股份有限公司 | Updating method of mobile multimedia broadcast electronci service guide |
| CN101022627A (en) * | 2007-03-21 | 2007-08-22 | 中兴通讯股份有限公司 | Mobile multimedia terminal and updating method for ESG fundamental descriptive list by the same terminal |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101001386A (en) * | 2007-01-05 | 2007-07-18 | 中兴通讯股份有限公司 | Updating method of mobile multimedia broadcast electronci service guide |
| CN101022627A (en) * | 2007-03-21 | 2007-08-22 | 中兴通讯股份有限公司 | Mobile multimedia terminal and updating method for ESG fundamental descriptive list by the same terminal |
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