CN105721525A - Service announcement (SA) file update processing method, apparatus and system - Google Patents
Service announcement (SA) file update processing method, apparatus and system Download PDFInfo
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- CN105721525A CN105721525A CN201410727828.7A CN201410727828A CN105721525A CN 105721525 A CN105721525 A CN 105721525A CN 201410727828 A CN201410727828 A CN 201410727828A CN 105721525 A CN105721525 A CN 105721525A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
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- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
Abstract
The invention provides a service announcement (SA) file update processing method, apparatus and system. The method comprises that a terminal acquires first version information corresponding to a current version SA file sent by a network side device; the terminal determines whether the first version information is consistent with second version information corresponding to a local SA file; and whether to carry out update processing for the local SA file is determined according to the determined result. The above technical scheme of the invention can be used for solving the problem of an increase in the terminal overhead due to that the terminal can determine whether to update the SA file stored locally only after information included in the SA is parsed; can ensure that the terminal receives and parses the SA file sent by the network side only when the SA version is not the latest version; and therefore, effectively reduces the processing pressure of the terminal, improves the processing efficiency and saves power.
Description
Technical field
The present invention relates to the communications field, in particular to the renewal processing method of a kind of SA file, Apparatus and system.
Background technology
Along with the fast development of mobile Internet and popularizing of intelligent terminal, mobile multi-media service is rapid development also, thus bring huge network pressure to mobile operator, mobile operator has to, by the cost of input great number, network is carried out capacity expansion and upgrading, the multimedia and the data business development that are simultaneously based on open the Internet are swift and violent, cause that mobile operator is increasingly becoming pipeline, only by flow charging, therefore it puts into huge with output ratio, problems faced gets more and more, and occurs in the urgent need to a kind of new business model for multimedia and data service.
For mobile multi-media service, there is concurrent user many, data volume is big, the features such as persistent period length and delay sensitive, third generation partner program (3rdGenerationPartnershipProject, referred to as 3GPP) introduce multimedia broadcast-multicast service (MultimediaBroadcast/MulticastService, referred to as MBMS), it it is a kind of point-to-multipoint service in mobile cellular network, same business datum source pushed to multiple target user, it is possible not only to bearing multimedia business, can also bearing data service, it provides multimedia/data service by using less Internet resources for the user in a large number with same requirements, thus realizing network resources locating, improve the utilization rate of Internet resources, reduce network pressure.
And based on the enhanced multimedia broadcast multicast service (EnhancedMultimediaBroadcast/MulticastService of LTE, referred to as eMBMS) MBMS has been carried out evolution, it is based on MBMS SFN (Multicast Broadcast Single Frequency Network (MulticastBroadcastSingleFrequencyNetwork, referred to as MBSFN) technology, define this independent broadcast group broadcast mode of MBSFNArea, thus improve MBMS performance, System Architecture Evolution (the SystemArchitectureEvolution that simultaneous adaptation is new, referred to as SAE)/Long Term Evolution (Long-TermEvolution, referred to as LTE) system architecture, it is more suitable for multimedia/data service transmission on mobile cellular network.Comparing MBMS, eMBMS technology more ripe, the LTE network bandwidth that it relies on is wider, so higher-quality business can be provided a user with, thus obtaining better Consumer's Experience.
Service statement (ServiceAnnouncement, i.e. SA) may be considered business guide or the programme of eMBMS, it it is the navigation information of eMBMS business, its data structure mainly includes metadata encapsulation metadataenvelope and metadata clips metadatafragment, wherein, metadataenvelope is the index of metadatafragment, the additional informations such as the type identifying metadatafragment, metadatafragment mainly includes following a few class: (customer service describes (UserServiceDescription to business information, referred to as USD)), arrangement information (timetable Schedule), safety information (safety Security), session information (service discovery protocol (ServiceDiscoveryProtocol, referred to as SDP), Error Correction of Coding (forward error correction (Forwarderrorcorrection, referred to as FEC), file is repaired and statistical report information (associated transport process prescription (AssociatedDeliveryProcedureDescription, referred to as ADPD), (media information describes (MediaPresentationDescription to media information, referred to as MPD)) and initialize burst information (InitSegment) etc..One service statement information is that a multi-functional the Internet email expands (MultipurposeInternetMailExtensions, referred to as MIME) file of form, it passes through service statement passage (ServiceAnnouncementChannel, referred to as SACH) carry or be broadcast to user based on unidirectional file delivery agreement (FileDeliveryoverUnidirectionalTransport, referred to as FLUTE) together with program stream.
Because the quantity of information that SA comprises is a lot, eMBMS broadcast channel is distributed to user and has some superiority, but terminal is after complete reception SA, resolve metadataenvelope and metadatafragment power consumption consuming time, and need timing to receive FLUTE packet from network-side broadcast channel, after assembling these packets and successfully resolving the SA information comprised, could update locally stored, often terminal is caused many extra expenses.
For in correlation technique, the problem of the increase terminal overheads that terminal only can decide whether to update locally stored SA file after resolving SA and cause, effective solution is not yet proposed.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides the renewal processing method of a kind of SA file, Apparatus and system.
According to an aspect of the invention, it is provided the renewal processing method of a kind of SA file, including: terminal obtains the first version information corresponding to the current version SA file issued with network equipment；Whether first version information described in described terminal judges is consistent with the second edition information corresponding to local SA file；Determine whether to be updated processing to described local SA file according to judged result.
Preferably, determine whether to be updated processing to described local SA file according to judged result, including: when the instruction of described judged result is consistent, described terminal forbids described local SA file is updated.
Preferably, before whether first version information described in described terminal judges is consistent with described second edition information, also include: terminal obtains the first version number in described current version SA file corresponding to metadata clips.
Preferably, determine whether to be updated processing to described local SA file according to judged result, including: when the instruction of described judged result is inconsistent, described terminal determines in local SA file the appointment metadata clips that the second edition number corresponding to metadata clips is inconsistent with described first version number；Described terminal asks the more fresh information of described appointment metadata clips to network equipment；Described terminal from described network equipment receive described in more fresh information, and utilize the described appointment data slot in local SA file described in described renewal information updating.
Preferably, described terminal includes from the described incremental update information of described network equipment reception: described terminal receives described incremental update information by unicast channel.
Preferably, determine whether to be updated processing to described local SA file according to judged result, including: when the instruction of described judged result is inconsistent, described terminal receives SA file by broadcast channel from network side；Local SA file is updated according to the described SA file received from network side.
Preferably, also including: when described terminal local does not store SA file, described terminal obtains described current version SA file；Described terminal is at locally stored described current version SA file.
According to another aspect of the present invention, the renewal additionally providing a kind of SA file processes system, including network equipment, for issuing first version information corresponding to current version SA file to terminal；Described terminal, whether consistent with the second edition information corresponding to local SA file for judging described first version information, and determine whether to be updated processing to described local SA file according to judged result.
Preferably, described network equipment is additionally operable to add described first version information in FLUTEFDT, and sends described FDT to described terminal.
Preferably, when described network equipment is additionally operable to add described first version information in SA data structure, synchronize to receive described first version information in described FDT.
According to another aspect of the present invention, the renewal additionally providing a kind of SA file processes device, is applied to terminal, including: acquisition module, for obtaining the first version information corresponding to current version SA file issued with network equipment；Judge module, whether consistent with the second edition information corresponding to local SA file for judging described first version information；Determine module, for determining whether to be updated processing to described local SA file according to judged result.
Preferably, described determine that module includes: forbid unit, for when the instruction of described judged result is consistent, forbidding described local SA file is updated.
Preferably, described acquisition module, for obtaining in described current version SA file the first version number corresponding to metadata clips.
Preferably, described determine module, comprise determining that unit, for when the instruction of described judged result is inconsistent, it is determined that the appointment metadata clips that in local SA file, the second edition number corresponding to metadata clips is inconsistent with described first version number；Request unit, for asking the incremental update information of described appointment metadata clips to network equipment；Receive unit, for receiving described incremental update information from described network equipment；Updating block, for utilizing the described appointment data slot in local SA file described in described incremental update information updating.
Preferably, described reception unit, it is additionally operable to, when the instruction of described judged result is inconsistent, receive SA file by broadcast channel from network side；Described updating block, is additionally operable to update local SA file according to the described SA file received from network side.
Pass through the present invention, terminal can interpolate that whether local SA file is current latest edition SA file, and determine whether described local SA file is updated treatment technology hands section according to judged result, solve in correlation technique, the problem of the increase terminal overheads that terminal only can judge whether to update locally stored SA file after resolving the SA information comprised and cause, ensure that terminal is only when SA version is not latest edition, SA file reception that network side is issued also resolves, thus efficiently reducing the processing pressure of terminal, improve treatment effeciency, save electricity.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the renewal processing method of SA file according to embodiments of the present invention；
Fig. 2 is the structured flowchart of the renewal process system of SA file according to embodiments of the present invention；
Fig. 3 is the structured flowchart of the renewal process device of SA file according to embodiments of the present invention；
Fig. 4 is another structured flowchart of the renewal process device of SA file according to embodiments of the present invention；
Fig. 5 is the schematic network structure according to the preferred embodiment of the present invention one；
Fig. 6 is the service statement system module Organization Chart according to the preferred embodiment of the present invention two；
Fig. 7 is the terminal module Organization Chart according to the preferred embodiment of the present invention three；
Fig. 8 is the distribution of services flow chart according to the preferred embodiment of the present invention four；
Fig. 9 is that the business according to the preferred embodiment of the present invention five updates flow chart；
Figure 10 is the terminal flowchart according to the preferred embodiment of the present invention six；
Figure 11 is the message flow chart according to the preferred embodiment of the present invention seven.
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from description, or understand by implementing the present invention.The purpose of the present invention and other advantages can be realized by structure specifically noted in the description write, claims and accompanying drawing and be obtained.
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a present invention part, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, all should belong to the scope of protection of the invention.
In order to solve above-mentioned technical problem, providing the renewal processing method of a kind of SA file in the present embodiment, Fig. 1 is the flow chart of the renewal processing method of SA file according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the steps:
Step S102, terminal obtains the first version information corresponding to current version SA file issued with network equipment；
Step S104, whether above-mentioned terminal judges above-mentioned first version information is consistent with the second edition information corresponding to local SA file；
Step S106, determines whether to be updated processing to above-mentioned local SA file according to judged result.
By each step above-mentioned, terminal can interpolate that whether local SA file is current latest edition SA file, and the technological means that described local SA file is updated to be processed is determined whether according to judged result, solve in correlation technique, the problem of the increase terminal overheads that terminal only can judge whether to update locally stored SA file after resolving the SA information comprised and cause, ensure that terminal is only when SA version is not latest edition, SA file reception that network side is issued also resolves, thus efficiently reducing the processing pressure of terminal, improve treatment effeciency, save electricity.
It should be noted that the current version SA file in above-described embodiment can be understood as the SA file of current latest edition.
In embodiments of the present invention, above-mentioned steps S106 can have multiple implementation, in an optional example of the embodiment of the present invention, it is possible to have multiple situation:
The first situation
When the instruction of above-mentioned judged result is consistent, above-mentioned terminal forbids above-mentioned local SA file is updated, say, that if the SA file that SA file is latest edition of terminal local storage, then terminal just could carry out SA file renewal.
The second situation
It should be noted that before whether terminal judges above-mentioned first version information consistent with above-mentioned second edition information, it is also possible to perform procedure below: terminal obtains the first version number in above-mentioned current version SA file corresponding to metadata clips.
When the instruction of above-mentioned judged result is inconsistent, above-mentioned terminal determines in local SA file the appointment metadata clips that the second edition number corresponding to metadata clips is inconsistent with above-mentioned first version number；Above-mentioned terminal asks the incremental update information of above-mentioned appointment metadata clips to network equipment；Above-mentioned terminal receives above-mentioned incremental update information from above-mentioned network equipment, and utilizes the above-mentioned appointment data slot in the above-mentioned local SA file of above-mentioned incremental update information updating.
If namely the SA file of terminal local storage is not latest edition, then locally stored metadata clips can be optionally updated by terminal, is updated without to local all SA files.
In view of SA file format is complicated, but every class metadata clips (metadatafragment) information format comprised is relatively easy a lot, the embodiment of the present invention is not increasing on the basis of operation flow, version number according to etadatafragment information proposes a kind of broadcast and unicast channel merges distribution SA the method that can partly update SA file.
Wherein, terminal receives above-mentioned metadata clips information by unicast channel.
The third situation
When terminal local does not store SA file, then terminal obtains above-mentioned current version SA file；Above-mentioned terminal states current version SA file on local storage, such as, terminal this locality when starting most is not store SA file, if it is judged that terminal local has not stored SA file, then directly the SA file of the current latest edition got is stored in terminal local.
4th kind of situation
When the instruction of described judged result is inconsistent, described terminal receives SA file by broadcast channel from network side；Local SA file is updated according to the described SA file received from network side, namely when the SA file in terminal local storage is not the file of current latest edition, terminal can also be passed through broadcast channel and directly obtain the SA file of current latest edition, and is used for updating locally stored SA file.
For the multiple implementation of above-mentioned steps S106, embodiments provide techniques below scheme with in order to be better understood from technique scheme:
If the locally stored SA that stored, but consistent with the SA version in broadcast channel, then ignore reception SA packet；
If locally stored SA, but version needs to update, then can by, after contrasting with locally stored metadatafragment version number, using the mode of clean culture to ask the metadatafragment information updated required for this terminal to network-side；
If locally stored SA, but metadatafragment version is excessively old, then continue to receive the complete SA purpose to reach incremental update SA in broadcast channel.
If desired full dose updates SA, namely needs to receive the whole SA files in broadcast channel, for instance: when this locality does not store SA, then can receive SA file in this broadcast channel, then resolve the metadatafragment information of metadataenvelope and correspondence；
Especially, when user plays program, if the information that the SA information spinner to be updated being broadcast to terminal with program stream together is relevant to broadcasting, so ensure the quick renewal that terminal can realize when playing program and play relevant crucial burst, but incoherent burst can by terminal when user exits broadcasting with it, obtaining separately through SACH broadcast channel or unicast channel, acquisition methods is described above.
Adopt the technique scheme that the embodiment of the present invention provides, can ensure that terminal is under need not receiving complete SA the premise that resolves, determined that the mode using broadcast or clean culture obtains SA or metadatafragment by terminal, thus efficiently reducing the processing pressure of terminal, improve treatment effeciency, save electricity.
In order to be better understood from technique scheme, the embodiment of the present invention additionally provides the renewal of a kind of SA file and processes system, as in figure 2 it is shown, include:
Network equipment 20, for issuing first version information corresponding to current version SA file to terminal 22；
Terminal 22, whether consistent with the second edition information corresponding to local SA file for judging above-mentioned first version information, and determine whether to be updated processing to above-mentioned local SA file according to judged result.
Interaction by above-mentioned network equipment and terminal, whether terminal can be current latest edition SA file according to judging local SA file, and determine whether above-mentioned local SA file is updated treatment technology hands section according to judged result, solve in correlation technique, the problem of the increase terminal overheads that terminal only can judge whether to update locally stored SA file after resolving the SA information comprised and cause, ensure that terminal is only when SA version is not latest edition, SA file reception that network side is issued also resolves, thus efficiently reducing the processing pressure of terminal, improve treatment effeciency, save electricity.
Alternatively, network equipment 20 is additionally operable to add above-mentioned first version information in Transport FLUTE protocol FDT, and above-mentioned FDT is sent to above-mentioned terminal, and SA data structure is added above-mentioned first version information time, synchronize to receive above-mentioned first version information in above-mentioned FDT.
The renewal additionally providing a kind of SA file in the present embodiment processes device, is applied to terminal, is used for realizing above-described embodiment and preferred implementation, had be carried out repeating no more of explanation, and below the module related in this device was illustrated.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following example preferably realizes with software, but hardware, or the realization of the combination of software and hardware is also likely to and is contemplated.Fig. 3 is the structured flowchart of the renewal process device of SA file according to embodiments of the present invention.As it is shown on figure 3, this device includes:
Acquisition module 30, for obtaining the first version information corresponding to current version SA file issued with network equipment；
Whether judge module 32, is connected with acquisition module 30, consistent with the second edition information corresponding to local SA file for judging above-mentioned first version information；
Determine module 34, be connected with judge module 32, for determining whether to be updated processing to above-mentioned local SA file according to judged result.
Comprehensive function by above-mentioned modules, whether terminal can be current latest edition SA file according to judging local SA file, and determine whether above-mentioned local SA file is updated treatment technology hands section according to judged result, solve in correlation technique, the problem of the increase terminal overheads that terminal only can judge whether to update locally stored SA file after resolving the SA information comprised and cause, ensure that terminal is only when SA version is not latest edition, SA file reception that network side is issued also resolves, thus efficiently reducing the processing pressure of terminal, improve treatment effeciency, save electricity.
Alternatively, as shown in Figure 4, in order to realize the above-mentioned function determining that module 32 completes, it is determined that module 32 includes: forbid unit 320, for when the instruction of above-mentioned judged result is consistent, forbidding above-mentioned local SA file is updated.
In an optional example of the embodiment of the present invention, acquisition module 30, for obtaining in above-mentioned current version SA file the first version number corresponding to metadata clips.
Further, determine module 32, can also include with lower unit: determine unit 322, for when the instruction of above-mentioned judged result is inconsistent, it is determined that the appointment metadata clips that in local SA file, the second edition number corresponding to metadata clips is inconsistent with above-mentioned first version number；Request unit 324, and determines that unit 322 is connected, for asking the more fresh information of above-mentioned appointment metadata clips to network equipment；Receive unit 326, be connected with request unit 324, for receiving above-mentioned more fresh information from above-mentioned network equipment；Updating block 328, is connected with receiving unit 326, for utilizing the above-mentioned appointment data slot in the above-mentioned local SA file of above-mentioned renewal information updating.
Wherein, in order to more improve technique scheme, receive unit 326, be additionally operable to, when the instruction of described judged result is inconsistent, receive SA file by broadcast channel from network side；Updating block 328, is additionally operable to update local SA file according to the described SA file received from network side.
That is, in the above-described embodiments, SA data structure increases the data block about SA FileVersion, for identifying currently up-to-date SA FileVersion, Transport FLUTE protocol file distributing table (FDT) in SACH or program stream broadcast bearer passage increases another data block, the SA version number broadcasted in this data block identifier current business broadcast bearer passage and the corresponding version number of ID of all metadatafragment simultaneously.So, terminal can first detect this data block before receiving SA in this service broadcast passage, and contrasts with locally stored data block:
In sum, by redefining service statement information data structure, it is proposed to how to merge broadcast and unicast channel, the effective transmission means of one service statement SA being distributed and update, thus improving the treatment effeciency of terminal, reducing power consumption of terminal, and improving the experience property of user.
The renewal processing method of the SA file in order to be better understood from above-described embodiment, device and system, below in all its bearings, be described in detail to technique scheme in conjunction with accompanying drawing 5 to accompanying drawing 11 and preferred embodiment below one to preferred embodiment seven:
Preferred embodiment one
Fig. 5 is the schematic network structure according to the preferred embodiment of the present invention one, as shown in Figure 5:
Management door editing system 50, it is provided that portal interface is for administrator configurations business information；
Service statement management system 52, is mainly used in generating and distribution service statement；
Program Workflow Management System 54, is mainly used in management and distribution Media Stream；
LTE communication network 56, provides broadcast and unicast channel for eMBMS business；
Terminal 58, is used for receiving, judges, resolves service statement and Media Stream, and play Media Stream to user.
Preferred embodiment two
Fig. 6 is the service statement system module Organization Chart according to the preferred embodiment of the present invention two, and as shown in Figure 6, service statement management system 52 includes:
Service statement generation module 520, is used for generating service statement, increases the data block about SA FileVersion according to above-mentioned requirements in SA data structure, for identifying currently up-to-date SA FileVersion；
Service statement distribution module 522, state for distribution service in unicast or broadcast passage, and in file distributing table (FDT), increase another data block, the SA version number distributed in mark broadcast channel and the corresponding version number of ID of all metadatafragment according to above-mentioned requirements.
Based on the technical scheme that above-described embodiment provides, it is provided that end side and network side realize the renewal process chart of SA file alternately, in order to be better understood from the interaction of above-mentioned end side and network side, illustrate below in conjunction with a preferred embodiment:
Step one, service statement generation module 520 increase the data block about SA FileVersion in SA data structure, for identifying currently up-to-date SA FileVersion.
Step 2, service statement distribution module 522, based on FLUTE file transfer protocol (FTP), increase another data block, the SA version number distributed in mark broadcast channel and the corresponding version number of ID of all metadatafragment in the fdt.
Step 3,522 SA of service statement distribution module and above-mentioned data block are broadcast to terminal by SACH broadcast channel.
If certain metadatafragment in step 4 SA updates, service statement generation module 520 updates SA FileVersion data block, and notify that service statement distribution module 522 updates the data block of the version number of this metadatafragment in FDT, then the SA file updated and data block are broadcast to terminal by SACH broadcast channel.
If this metadatafragment of step 5 plays relevant to program, then program stream management module is broadcast to terminal this special SA file comprising this metadatafragment information by program stream broadcast channel.
Step 6, terminal, by resolving the FLUTEFDT table in SACH broadcast channel, obtain corresponding data block, i.e. the ID of SA file latest edition and all metadatafragment and version number.
If step 7 terminal and the contrast of locally stored SA version, this locality does not store SA, or SA version is excessively old, and terminal continues receive complete SA file in SACH broadcast channel and cover this locality.
If step 8 terminal and the contrast of locally stored SA version, locally stored SA version, but it not up-to-date, then by contrasting ID and the version number of metadatafragment, determine the ID of metadatafragment to be updated, by unicast channel to service statement clean culture module request metadatafragment, mainly there are three kinds of situations:
Newly-increased metadatafragment, if this locality does not store this ID, is newly-increased,
Update metadatafragment, if this ID locally stored, but version is old, is renewal,
Delete metadatafragment, if locally stored, but broadcast channel does not find this ID, it is deletion.
Step 9, service statement clean culture module receive the request message of terminal, and the metadatafragment that terminal is needed is sent to terminal by unicast channel response message.
Step 10, terminal receive unicast response message, cover local metadatafragment information.
If step 11 terminal is playing program, from program stream broadcast channel, then receive the SA information (only comprise and play relevant metadatafragment) of renewal, update locally stored, after broadcasting terminates, update other metadatafragment information by above-mentioned steps six to step 10.
The technique scheme that the preferred embodiment of the present invention provides, improves terminal processes efficiency, reduces power consumption.
Preferred embodiment three
Fig. 7 is the terminal module Organization Chart according to the preferred embodiment of the present invention three, as it is shown in fig. 7, terminal 58 includes:
FDT receiver module 580, for receiving the file distributing table FDT of file transfer protocol (FTP) from broadcast channel, and assembles and resolves, obtain corresponding data block, i.e. the ID of SA file latest edition and all metadatafragment and version number；
Service statement judges receiver module 582, judges for carrying out contrast with locally stored SA version: if this locality does not store SA, or SA version is excessively old, then terminal need to receive complete SA file in SACH broadcast channel and cover this locality；If locally stored SA version, but be not up-to-date, then by contrasting ID and the version number of metadatafragment, it is determined that the ID of metadatafragment to be updated, ask metadatafragment by unicast channel to service statement distribution module；
Service statement broadcast reception module 584, receives SA file based on FLUTE；
Service statement/burst parsing module 586, according to data structure definition, resolves SA or its burst；
Service statement/burst more new module 588, update SA or burst locally stored；
Burst unitcast request module 590, it is judged that burst to be updated, and use mode of unicast to ask certain burst to service statement distribution module；
Burst unicast reception module 592, receives unicast response, and resolves message body；
Playing module 594, if terminal is playing program, then receives the SA information (only comprise and play relevant metadatafragment) of renewal from program stream broadcast channel, updates locally stored.
Preferred embodiment four
Fig. 8 is the distribution of services flow chart according to the preferred embodiment of the present invention four, as shown in Figure 8, comprises the following steps:
Step S800, manager are in management door manual configuration SA relevant information, and after configuration successful, notice service statement generation module generates SA；
Step S802, service statement generation module increase the data block about SA FileVersion in SA data structure, for identifying currently up-to-date SA FileVersion；
Step S804, service statement distribution module increase another data block, the SA version number distributed in mark broadcast channel and the corresponding version number of ID of all metadatafragment in FLUTEFDT；
Step S806, service statement distribution module are broadcast to terminal SA and above-mentioned data block by SACH broadcast channel.
Preferred embodiment five
Fig. 9 is that the business according to the preferred embodiment of the present invention five updates flow chart, as it is shown in figure 9, comprise the following steps:
Step S900, manager are in management door amendment SA relevant information, and after successfully modified, notice service statement generation module updates SA；
If certain metadatafragment in step S902 SA updates, service statement generation module updates SA FileVersion data block；
Step S904, service statement distribution module update the data block of the version number of this metadatafragment in FDT；
Step S906, service statement distribution module are broadcast to terminal SA and above-mentioned data block by SACH broadcast channel, if this metadatafragment plays relevant to program, then program stream management module is broadcast to terminal this special SA file comprising this metadatafragment information by program stream broadcast channel.
Preferred embodiment six
Figure 10 is the terminal flowchart according to the preferred embodiment of the present invention six, as shown in Figure 10, comprises the following steps:
Step S1000, terminal, by resolving the FLUTEFDT table in SACH broadcast channel, obtain corresponding data block, i.e. the ID of SA file latest edition and all metadatafragment and version number；
If step S1002 terminal and the contrast of locally stored SA version, this locality does not store SA, or SA version is excessively old, and terminal continues receive complete SA file in SACH broadcast channel and cover this locality；
If step S1004 terminal and the contrast of locally stored SA version, locally stored SA version, but it not up-to-date, then by contrasting ID and the version number of metadatafragment, determine the ID of metadatafragment to be updated, by unicast channel to service statement clean culture module request metadatafragment；
Step S1006, service statement clean culture module receive the request message of terminal, and the metadatafragment that terminal is needed is sent to terminal by unicast channel response message；
Step S1008, terminal receive unicast response message, cover local metadatafragment information；
If step S1010 terminal is playing program, from program stream broadcast channel, then receive the SA information (only comprise and play relevant metadatafragment) of renewal, update locally stored, play after terminating, update other metadatafragment information by above-mentioned steps.
Preferred embodiment seven
Figure 11 is the message flow chart according to the preferred embodiment of the present invention seven, as shown in figure 11, comprises the following steps:
Step S1100, manager be editor or change SA information on management door editing system 50, and after editing successfully, management door is information updating to data base；
Step S1102, management door editing system 50 notify service statement management system 52, generate or update SA；
Step S1104, service statement management system 52 generates or updates SA, and SA is distributed to terminal 58 by broadcast channel；
If the SA that certain program play of step S1106 is relevant changes, then management door editing system 50 notifies that program Workflow Management System 54 updates SA burst information.
It is distributed to terminal 58 by broadcast channel together with the SA burst information that step S1108, program stream change with generation.
First step S1110, terminal 58 receive file distributing table FDT, and determine how and carry out SA renewal.
If step S1112 terminal 58 and the contrast of locally stored SA version, this locality does not store SA, or SA version is excessively old, and terminal 58 continues receive complete SA file in SACH broadcast channel and cover this locality.
If step S1114 terminal 58 and the contrast of locally stored SA version, locally stored SA version, but it not up-to-date, then by contrasting ID and the version number of metadatafragment, determine the ID of metadatafragment to be updated, by unicast channel to service statement management system requested metadatafragment.
Step S1116, service statement management system receives the request message of terminal 58, it is judged which is required for terminal 58 metadatafragment；
Step S1118, service statement management system is sent to terminal 58 the metadatafragment needed for terminal 58 by unicast channel 104 response message；
Step S1120, terminal 58 receive the SA information (including the SA burst information received from broadcast program circulation road) of unicast channel message or broadcast channel, cover local SA or metadatafragment information.
In sum, the embodiment of the present invention has reached techniques below effect: solve in correlation technique, the problem of the increase terminal overheads that terminal only can judge whether to update locally stored SA file after resolving the SA information comprised and cause, ensure that terminal is only when SA version is not latest edition, SA file reception that network side is issued also resolves, thus efficiently reducing the processing pressure of terminal, improving treatment effeciency, saving electricity.
In another embodiment, additionally providing a kind of software, this software is for performing the technical scheme described in above-described embodiment and preferred implementation.
In another embodiment, additionally providing a kind of storage medium, in this storage medium, storage has above-mentioned software, and this storage medium includes but not limited to: CD, floppy disk, hard disk, scratch pad memory etc..
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second " etc. are for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that the object of so use can exchange in the appropriate case, in order to embodiments of the invention described herein can with except here diagram or describe those except order implement.In addition, term " includes " and " having " and their any deformation, it is intended to cover non-exclusive comprising, such as, contain series of steps or the process of unit, method, system, product or equipment be not necessarily limited to those steps or the unit clearly listed, but can include clearly not listing or for intrinsic other step of these processes, method, product or equipment or unit.
Obviously, those skilled in the art should be understood that, each module of the above-mentioned present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or it is distributed on the network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, can be stored in storage device is performed by calculation element, and in some cases, shown or described step can be performed with the order being different from herein, or they are fabricated to respectively each integrated circuit modules, or the multiple modules in them or step are fabricated to single integrated circuit module realize.So, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (15)
1. the renewal processing method of a service statement SA file, it is characterised in that including:
Terminal obtains the first version information corresponding to current version SA file issued with network equipment；
Whether first version information described in described terminal judges is consistent with the second edition information corresponding to local SA file；
Determine whether to be updated processing to described local SA file according to judged result.
2. method according to claim 1, it is characterised in that determine whether to be updated processing to described local SA file according to judged result, including:
When the instruction of described judged result is consistent, described terminal forbids described local SA file is updated.
3. method according to claim 1, it is characterised in that before whether first version information described in described terminal judges is consistent with described second edition information, also include:
Terminal obtains the first version number in described current version SA file corresponding to metadata clips.
4. method according to claim 3, it is characterised in that determine whether to be updated processing to described local SA file according to judged result, including:
When the instruction of described judged result is inconsistent, described terminal determines in local SA file the appointment metadata clips that the second edition number corresponding to metadata clips is inconsistent with described first version number；
Described terminal asks the incremental update information of described appointment metadata clips to network equipment；
Described terminal receives described incremental update information from described network equipment, and utilizes the described appointment data slot in local SA file described in described incremental update information updating.
5. method according to claim 4, it is characterised in that described terminal receives described incremental update information from described network equipment and includes: described terminal receives described incremental update information by unicast channel.
6. method according to claim 1, it is characterised in that determine whether to be updated processing to described local SA file according to judged result, including:
When the instruction of described judged result is inconsistent, described terminal receives SA file by broadcast channel from network side；
Local SA file is updated according to the described SA file received from network side.
7. the method according to any one of claim 1 to 6, it is characterised in that also include:
When described terminal local does not store SA file, described terminal obtains described current version SA file；
Described terminal is at locally stored described current version SA file.
8. the renewal of a service statement SA file processes system, it is characterised in that including:
Network equipment, for issuing first version information corresponding to current version SA file to terminal；
Described terminal, whether consistent with the second edition information corresponding to local SA file for judging described first version information, and determine whether to be updated processing to described local SA file according to judged result.
9. system according to claim 8, it is characterised in that described network equipment for adding described first version information in unidirectional file delivery agreement FLUTE file distributing table FDT, and sends described FDT to described terminal.
10. system according to claim 9, it is characterised in that when described network equipment is additionally operable to add described first version information in SA data structure, synchronizes to receive described first version information in described FDT.
11. the renewal of service statement SA file processes a device, it is applied to terminal, it is characterised in that including:
Acquisition module, for obtaining the first version information corresponding to current version SA file issued with network equipment；
Judge module, whether consistent with the second edition information corresponding to local SA file for judging described first version information；
Determine module, for determining whether to be updated processing to described local SA file according to judged result.
12. device according to claim 11, it is characterised in that described determine that module includes:
Forbid unit, for when the instruction of described judged result is consistent, forbidding described local SA file is updated.
13. device according to claim 11, it is characterised in that described acquisition module, for obtaining in described current version SA file the first version number corresponding to metadata clips.
14. device according to claim 13, it is characterised in that described determine module, including:
Determine unit, for when the instruction of described judged result is inconsistent, it is determined that the appointment metadata clips that in local SA file, the second edition number corresponding to metadata clips is inconsistent with described first version number；
Request unit, for asking the incremental update information of described appointment metadata clips to network equipment；
Receive unit, for receiving described incremental update information from described network equipment；
Updating block, for utilizing the described appointment data slot in local SA file described in described incremental update information updating.
15. device according to claim 14, it is characterised in that
Described reception unit, is additionally operable to, when the instruction of described judged result is inconsistent, receive SA file by broadcast channel from network side；
Described updating block, is additionally operable to update local SA file according to the described SA file received from network side.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410727828.7A CN105721525A (en) | 2014-12-03 | 2014-12-03 | Service announcement (SA) file update processing method, apparatus and system |
| PCT/CN2015/087881 WO2016086692A1 (en) | 2014-12-03 | 2015-08-24 | Method, apparatus and system for performing update processing on service announcement file |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410727828.7A CN105721525A (en) | 2014-12-03 | 2014-12-03 | Service announcement (SA) file update processing method, apparatus and system |
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| CN105721525A true CN105721525A (en) | 2016-06-29 |
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| CN201410727828.7A Pending CN105721525A (en) | 2014-12-03 | 2014-12-03 | Service announcement (SA) file update processing method, apparatus and system |
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| CN112882733B (en) * | 2021-02-04 | 2023-09-08 | 网易（杭州）网络有限公司 | Application updating method and device, electronic equipment and storage medium |
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| CN101023666A (en) * | 2004-07-20 | 2007-08-22 | 高通股份有限公司 | Methods and apparatus for providing program guide state information to a device |
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| WO2016086692A1 (en) | 2016-06-09 |
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