CN100472991C - Method and device for controlling information table updating sequence number lead instruction processing - Google Patents
Method and device for controlling information table updating sequence number lead instruction processing Download PDFInfo
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- CN100472991C CN100472991C CNB200710089294XA CN200710089294A CN100472991C CN 100472991 C CN100472991 C CN 100472991C CN B200710089294X A CNB200710089294X A CN B200710089294XA CN 200710089294 A CN200710089294 A CN 200710089294A CN 100472991 C CN100472991 C CN 100472991C
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- information table
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Abstract
The method comprises: 102) terminal extracts the preact instruction of control information list renew serial number and relevant control information list renew serial number from the multiplexing frame header information in the multiplexing frame; 104) the terminal compares the extracted control information list renew serial number with the control information list renew serial number buffered in the control information list of the terminal; 106) according to the comparison result, the terminal decides if renewing the control information list. The invention also reveals an apparatus thereof.
Description
Technical field
The present invention relates to the communications field, and especially, relate to a kind of control information table updating sequence number lead indication processing method and device, being used for mobile multi-media broadcast terminal handles the control information table updating sequence number lead indication of bearer service multiplexed frame, in addition, the invention still further relates to the portable terminal that uses this control information table updating sequence number lead indication processing method and device.
Background technology
Now, digital mobile multimedia broadcasting technology and standard thereof develop rapidly, for example the digital video broadcast-handheld formula in Europe receives (Digital Video Broadcast Handheld, DVB-H), the single forward link of the medium of the U.S. (Media Forward Link Only, Media FLO), and Mobile Multimedia Broadcasting (the China Mobile MultimediaBroadcasting of China, CMMB) etc., they can provide many service content for its terminal use, for example, advertisement, weather forecast, news, sports cast, variety, the multimedia broadcasting play, films etc., the user then can select the service program of Mobile Multimedia Broadcasting according to the hobby of oneself.
Mobile Multimedia Broadcasting adopts time division way to send MBMS service, and the duration of its broadcast channel frame is 1 second, is made up of 40 25 milliseconds of time slots, and one or more time slots can transmit the data of a multiplexed frame encapsulation.In the multiplexed frame structure of Mobile Multimedia Broadcasting, multiplexed frame is divided into multiplex frame head, the multiplexed frame payload, and fill three parts, every mobile multi-media broadcasting service is encapsulated in the multiplexed frame payload of bearer service as multiplexed sub frame, each Mobile Multimedia Broadcasting control information table is encapsulated in the multiplexed sub frame of bear control information as multiplexed sub frame, and each control information table change indication information is encapsulated in each multiplex frame head, so mobile multi-media broadcast terminal can in time upgrade indication by the phase related control information table in the multiplex frame head and upgrade related system control information table, make terminal needn't be at every turn receiving control informations all, thereby save power consumption of terminal.
Yet, whether needing to upgrade the control information table need be after mobile multi-media broadcast terminal be resolved multiplex frame head, differentiate by application layer, if control information table change, then need to notify physical layer to receive the multiplexed frame at control channel place, so the Mobile Multimedia Broadcasting front end system need change by the prior notice terminal control information table in multiplex frame head, that is, the actual change of modification information notice and control channel table is poor if having time.
Therefore, need a kind of by to the control information table updating sequence number lead indication handle can upgrade in time the method for system control information of terminal that makes.
Summary of the invention
Consider the problems referred to above and make the present invention that for this reason, main purpose of the present invention is to provide a kind of control information table updating sequence number lead indication treatment mechanism.
To achieve these goals, according to one embodiment of present invention, provide a kind of control information table updating sequence number lead indication processing method.
This method comprises: step S102, and terminal parses indication of control information table updating sequence number lead and corresponding control information table updating sequence number from the multiplex frame head information of the multiplexed frame of reception; Step S104, terminal compares the control information table updating sequence number of the control information table of the control information table updating sequence number of resolving and terminal buffers; And step S106, terminal determines whether to upgrade the control information table according to the comparative result among the step S104.
Wherein, in step S104, if the control information table updating sequence number of control information table updating sequence number of resolving and buffer memory is inequality, then in step S106, terminal determines to need to upgrade the control information table.
Upgrade at needs under the situation of control information table, after step S106, terminal is indicated according to the control information table updating sequence number lead and is carried out relevant treatment.Wherein, relevant treatment comprises: terminal receives the control channel multiplexed frame in the follow-up broadcast channel frame of control information table updating sequence number lead indication appointment; Terminal is upgraded the control information table.
On the other hand, in step S104, if the control information table updating sequence number of resolving is identical with the control information table updating sequence number of buffer memory, then in step S106, terminal determines not upgrade the control information table.
Above-mentioned control information table updating sequence number lead indication processing method can be applied to the various portable terminals such as mobile phone, PDA etc., and the portable terminal that uses this method is within protection scope of the present invention defined by the claims.
According to another embodiment of the present invention, provide a kind of control information table updating sequence number lead indication processing unit.
This device comprises: parsing module, and the multiplex frame head information that is used for the multiplexed frame that receives from terminal parses indication of control information table updating sequence number lead and corresponding control information table updating sequence number; Comparison module, the control information table updating sequence number that is used for the control information table of control information table updating sequence number that parsing module is resolved and terminal buffers compares; Judge module is used for judging whether to upgrade the control information table according to the comparative result of comparison module; And processing module, be used for according to the judged result of judge module and according to the control information table updating sequence number lead indication carry out relevant treatment.
If the control information table updating sequence number that the comparative result of comparison module is a parsing module resolves and the control information table updating sequence number of buffer memory are inequality, then judge module is judged needs to upgrade the control information table, afterwards, processing module is indicated according to the control information table updating sequence number lead and is carried out relevant treatment.Wherein, relevant treatment comprises: processing module receives the control channel multiplexed frame in the follow-up broadcast channel frame of control information table updating sequence number lead indication appointment; Processing module is upgraded the control information table.
On the other hand, if the control information table updating sequence number that parsing module is resolved is identical with the control information table updating sequence number of buffer memory, then judge module is judged does not need to upgrade the control information table.
In addition, comprise indication of control information table updating sequence number lead and relevant control information table updating sequence number in the multiplex frame head at least.
Above-mentioned control information table updating sequence number lead indication processing unit can be applied to the various portable terminals such as mobile phone, PDA etc., and the portable terminal that uses this device is within protection scope of the present invention defined by the claims.
By technique scheme of the present invention, can make the terminal system control information table that upgrades in time, thereby improve communication efficiency.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the control information table updating sequence number lead indication processing method of the inventive method embodiment
Fig. 2 is the flow chart according to the application example of the control information table updating sequence number lead indication processing method of the inventive method embodiment; And
Fig. 3 is the block diagram according to the control information table updating sequence number lead indication processing unit of present device embodiment.
Embodiment
Method embodiment
In the present embodiment, provide a kind of control information table updating sequence number lead indication processing method.
In the method, comprised the indication of control information table updating sequence number lead in multiplex frame head, and this indication is offered terminal, in addition, the indication of control information table updating sequence number lead is arranged on the multi-media broadcasting system front end according to the demand of operator.
As shown in Figure 1, control information table updating sequence number lead indication processing method according to present embodiment comprises: step S102, and terminal parses indication of control information table updating sequence number lead and corresponding control information table updating sequence number from the multiplex frame head information of the multiplexed frame of reception; Step S104, terminal compares the control information table updating sequence number of the control information table of the control information table updating sequence number of resolving and terminal buffers; And step S106, terminal determines whether to upgrade the control information table according to the comparative result among the step S104.
Wherein, in step S104, if the control information table updating sequence number of control information table updating sequence number of resolving and buffer memory is inequality, then in step S106, terminal determines to need to upgrade the control information table.
Upgrade at needs under the situation of control information table, after step S106, terminal is indicated according to the control information table updating sequence number lead and is carried out relevant treatment.Wherein, relevant treatment comprises: terminal receives the control channel multiplexed frame in the follow-up broadcast channel frame of control information table updating sequence number lead indication appointment; Terminal is upgraded the control information table.
On the other hand, in step S104, if the control information table updating sequence number of resolving is identical with the control information table updating sequence number of buffer memory, then in step S106, terminal determines not upgrade the control information table.
In addition, in the method, can the indication of control information table updating sequence number lead be set to corresponding to certain follow-up broadcast channel frame.
Detailed process flow process when describing the specific implementation of this method with reference to Fig. 2 below.
As shown in Figure 2, the detailed process flow process of this method when specific implementation is as follows:
Step S201, terminal receives multiplexed frame, and obtains associated control channel table update notification from multiplex frame head;
Step S202, terminal is waited for and prepares receiving the control channel multiplexed frame in follow-up concrete broadcast channel frame according to the indication of the control information table updating sequence number lead in the multiplex frame head;
Step S203, terminal receives the control channel multiplexed frame in follow-up concrete broadcast channel frame, and the corresponding control channel table of new terminal more.
Wherein, above-mentioned concrete broadcast channel frame is by control information table updating sequence number lead indication regulation, for example, as shown in the table, the control information table updating sequence number lead is designated as one two bit field, wherein, ' 0 ' expression Mobile Multimedia Broadcasting front end system is put forward previous broadcast channel frame and is sent each control information table updating sequence number, or terminal is received and received the control channel multiplexed frame in next broadcast channel frame after upgrading sequence number; ' 1 ' expression Mobile Multimedia Broadcasting front end system two broadcast channel frame in advance sends each control information table updating sequence number, or terminal is received and received the control channel multiplexed frame in follow-up second broadcast channel frame after upgrading sequence number; ' 2 ' expression Mobile Multimedia Broadcasting front end system three broadcast channel frame in advance sends each control information table updating sequence number, or terminal is received and received the control channel multiplexed frame in follow-up the 3rd broadcast channel frame after upgrading sequence number; ' 3 ' expression keeps the broadcast channel frame of former reception control channel multiplexed frame.
| Value | Meaning |
| 0 | Front end system is put forward previous broadcast channel frame notice terminal, and perhaps terminal receives in next broadcast channel frame |
| 1 | Front end system is two broadcast channel frame notice terminals in advance, and perhaps terminal receives in follow-up second broadcast channel frame |
| 2 | Front end system is three broadcast channel frame notice terminals in advance, and perhaps terminal receives in follow-up the 3rd broadcast channel frame |
| 3 | Keep former broadcast channel frame |
Above-mentioned control information table updating sequence number lead indication processing method can be applied to such as mobile phone; PDA; notebook computer; MP3; MP4; the various portable terminals of digital camera etc.; be particularly useful for mobile multi-media broadcast terminal; this method can be recorded on the chip or other recording mediums that embeds portable terminal inside; also can realize relevant treatment by portable terminal and the outside chip that records this method or other recording mediums; this portable terminal that will become apparent to those skilled in the art that this method of use is within protection scope of the present invention defined by the claims.
Apparatus embodiments
In the present embodiment, provide a kind of control information table updating sequence number lead indication processing unit.
As shown in Figure 3, comprise according to the control information table updating sequence number lead of present embodiment indication processing unit 300: parsing module 302, the multiplex frame head information that is used for the multiplexed frame that receives from terminal parses indication of control information table updating sequence number lead and corresponding control information table updating sequence number; Comparison module 304, the control information table updating sequence number that is used for the control information table of control information table updating sequence number that parsing module 302 is resolved and terminal buffers compares; Judge module 306 is used for judging whether to upgrade the control information table according to the comparative result of comparison module 304; And processing module 308, be used for according to the judged result of judge module 306 according to the control information table updating sequence number lead indication carry out relevant treatment.
If the control information table updating sequence number that the comparative result of comparison module 304 is a parsing module 302 resolves and the control information table updating sequence number of buffer memory are inequality, then judge module 306 is judged needs to upgrade the control information table, afterwards, processing module 308 is indicated according to the control information table updating sequence number lead and is carried out relevant treatment.Wherein, relevant treatment comprises: processing module 308 receives the control channel multiplexed frame in the follow-up broadcast channel frame of control information table updating sequence number lead indication appointment; Processing module 308 is upgraded the control information table.
On the other hand, if the control information table updating sequence number that parsing module 302 is resolved is identical with the control information table updating sequence number of buffer memory, then judge module 306 is judged does not need to upgrade the control information table.
In addition, comprise indication of control information table updating sequence number lead and relevant control information table updating sequence number in the multiplex frame head at least.
Above-mentioned control information table updating sequence number lead indication processing unit can be applied to such as mobile phone; PDA; notebook computer; MP3; MP4; the various portable terminals of digital camera etc.; be particularly useful for mobile multi-media broadcast terminal; it can embed portable terminal inside; also can be used in combination with portable terminal in the portable terminal outside; all can realize processing to the indication of control information table updating sequence number lead; and further realize upgrading in time of control information table; this will become apparent to those skilled in the art that the portable terminal that uses this device is within protection scope of the present invention defined by the claims.
By means of technical scheme of the present invention, can make the terminal system control information table that upgrades in time, thereby improve communication efficiency.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a control information table updating sequence number lead indication processing method is characterized in that, comprising:
Step S102, terminal parses indication of control information table updating sequence number lead and corresponding control information table updating sequence number from the multiplex frame head information of the multiplexed frame of reception;
Step S104, the control information table updating sequence number of the control information table of described control information table updating sequence number that described terminal will be resolved and described terminal buffers compares; And
Step S106, described terminal determines whether to upgrade described control information table according to the comparative result among the described step S104.
2. control information table updating sequence number lead indication processing method according to claim 1, it is characterized in that, in described step S104, if the control information table updating sequence number of the control information table updating sequence number of described parsing and described buffer memory is inequality, then in described step S106, described terminal determines to need to upgrade described control information table.
3. control information table updating sequence number lead indication processing method according to claim 2, it is characterized in that, upgrade at needs under the situation of described control information table, after described step S106, described terminal is carried out relevant treatment according to described control information table updating sequence number lead indication.
4. control information table updating sequence number lead indication processing method according to claim 3 is characterized in that described relevant treatment comprises:
Described terminal receives the control channel multiplexed frame in the follow-up broadcast channel frame of described control information table updating sequence number lead indication appointment; And
Described terminal is upgraded described control information table.
5. control information table updating sequence number lead indication processing method according to claim 1, it is characterized in that, in described step S104, if the control information table updating sequence number of described parsing is identical with the control information table updating sequence number of described buffer memory, then in described step S106, described terminal determines not upgrade described control information table.
6. a control information table updating sequence number lead indication processing unit is characterized in that, comprising:
Parsing module, the multiplex frame head information that is used for the multiplexed frame that receives from terminal parses indication of control information table updating sequence number lead and corresponding control information table updating sequence number;
Comparison module, the control information table updating sequence number that is used for the control information table of described control information table updating sequence number that described parsing module is resolved and terminal buffers compares; And
Judge module is used for judging whether to upgrade described control information table according to the comparative result of described comparison module; And
Processing module is used for carrying out relevant treatment according to the judged result of described judge module and according to described control information table updating sequence number lead indication.
7. control information table updating sequence number lead indication processing unit according to claim 6, it is characterized in that, if the described control information table updating sequence number that the comparative result of described comparison module is described parsing module resolves and the control information table updating sequence number of described buffer memory are inequality, then described judge module is judged needs to upgrade described control information table, afterwards, described processing module is carried out described relevant treatment according to described control information table updating sequence number lead indication.
8. control information table updating sequence number lead indication processing unit according to claim 7 is characterized in that described relevant treatment comprises:
Described processing module receives the control channel multiplexed frame in the follow-up broadcast channel frame of described control information table updating sequence number lead indication appointment; And
Described processing module is upgraded described control information table.
9. control information table updating sequence number lead indication processing unit according to claim 6, it is characterized in that, if the described control information table updating sequence number that described parsing module is resolved is identical with the control information table updating sequence number of described buffer memory, then described judge module is judged does not need to upgrade described control information table.
10. control information table updating sequence number lead indication processing unit according to claim 6 is characterized in that, comprises described control information table updating sequence number lead indication and relevant control information table updating sequence number in the described multiplex frame head at least.
11. a portable terminal has according to each described control information table updating sequence number lead indication processing unit in the claim 6 to 10.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710089294XA CN100472991C (en) | 2007-03-20 | 2007-03-20 | Method and device for controlling information table updating sequence number lead instruction processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710089294XA CN100472991C (en) | 2007-03-20 | 2007-03-20 | Method and device for controlling information table updating sequence number lead instruction processing |
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| Publication Number | Publication Date |
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| CN101052162A CN101052162A (en) | 2007-10-10 |
| CN100472991C true CN100472991C (en) | 2009-03-25 |
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| CN201114636Y (en) * | 2007-09-14 | 2008-09-10 | 中兴通讯股份有限公司 | Indication device and mobile terminal for update SN advance of control information table |
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