Embodiment
Further specify the technical scheme of the embodiment of the invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is a content reception method embodiment flow chart of the present invention, and as shown in Figure 1, this method comprises:
Step 100 sends the parameter management table, and described parameter management table comprises any or its combination in userspersonal information, capability set information and the end message;
The DCD client that is installed on the DCD user terminal has activated the DCD service, and under the operable situation of described DCD client, the DCD client is when the user logins, note capability set information (Profile) and end message and userspersonal information, generate parameter management table (ParametersManagement Table; Hereinafter to be referred as: PMT), wherein the userspersonal information can comprise user's identity information such as name, age, also comprises user personalized information, and end message can comprise the information such as ability of terminal.These information can help DCD server information according to PMT in follow-up transmission content-data to send adaptive with it content-data.For example, user Zhang San logins the DCD service, and the user is called Zhang San, but Zhang San has two capability sets, one is used for office and uses, one is used for house, after Zhang San's login, if Zhang San need use the capability set of office, then this function collection information of user is selected, the DCD client generates PMT according to the various information of record, sends to the DCD server, also can be to send corresponding message to select information to the transmission of DCD server.Also comprise the session connection relevant parameter in the capability set information and be used to identify the application ID that supports which application program.
In order to guarantee carrying out smoothly and guaranteeing content quality that network sends etc. of session connection, in PMT, also comprise session connection parameter information and/or session related information.In the DCD client before the DCD server sends PMT, the DCD client not only will be obtained userspersonal information, capability set information and end message, but also session connection parameter information of using will be carried out session connection the last time that gets access to the time and session related information generate PMT with userspersonal information, capability set information and the end message of record, and this PMT is sent to the DCD server.Mode that can combination in any among the above-mentioned PMT comprises userspersonal information, capability set information, end message, session connection parameter information and session related information.
Step 101 receives the adaptive content data that obtains according to any or its combination in selected userspersonal information, capability set information and the end message.
Comprise any one or its combination in userspersonal information, capability set information, end message, session connection parameter information and the session related information among the PMT, and also comprise the option information of selecting for the user in each information, for example comprise " operation class " and " amusement class " two kinds of set etc. in the capability set information, the user is by selecting according to actual demand the option in the information; Certainly the user can not select yet, and for each information setting has default option, when the user does not select, PMT will use default option information among this moment PMT.After the DCD server receives PMT, obtain adaptation strategies information according to the selected userspersonal information among the PMT, capability set information and end message, and find the adaptive content data corresponding with adaptation strategies information by content providing server, the adaptive content data that finds is transmitted to the terminal at DCD client place, terminal just can receive has personalized DCD business datum again.
In the present embodiment, the DCD client can be when the each Login Register of user, with parametric statistics such as capability set information, userspersonal information, end message, channel information, content correlated informations in pmt table.The current pmt table that DCD client statistics draws.Pmt table can be kept at terminal this locality, also can be kept on the DCD server.The pmt table that is kept on the DCD server can be that terminal sends to server, for example by DCD interface and carrying; Also can send to the DCD server, for example by the Internet or other business by non-DCD business.
When session connection is set up in service, the DCD client is when setting up session connection with the DCD server, need connect according to the parameter of terminal, such parameter can be to come from server, also can be the preservation information that comes from after connected last time, such parameter keeping records is in pmt table, and when therefore need set up session, these parameters can preferentially be used.For example, DCD uses BCAST as the carrying Data transmission, and the BCAST client need be used access parameter, and these access parameters can send from the DCD server, also can be kept in the pmt table.Use the access parameter in the pmt table can be linked into received content in the channel faster, avoided asking once more the generation of the step and the flow process of access parameter, reduced mutual between client and server.
When the data that need server to add up and write down about session connection parameter, content quality, audience information etc. among the PMT change, the DCD server will be session connection parameter information and/or the described session related information after upgrading, form with PMT after upgrading or independent updating message sends to DCD client place terminal, the session connection parameter information that this terminal reception server sends and/or the lastest imformation of session related information, utility cession connects the lastest imformation of parameter information and/or session related information, and the pmt table of being stored is upgraded; Can also be the PMT that this terminal reception server sends, comprise the lastest imformation of session connection parameter information and/or session related information among the described PMT, use described PMT, the PMT that is stored is upgraded through upgrading through renewal through upgrading.After terminal is upgraded end to the PMT that is stored, send the terminal that the PMT that is stored is upgraded to the DCD server and upgrade confirmation.
PMT is used for when the user registers, according to user's registration information record related data.When the user need change the terminal of required received content information or capability set information, can revise the data message among the PMT, PMT can send to server like this.When the PMT of this time transmission and DCD server carried out capability set information among the PMT of the professional and storage of DCD and/or end message last time when changing, the DCD server will be confirmed solicited message to the renewal of terminal transmitting capacity collection information and/or end message, terminal is returned confirmation and is represented updated information is confirmed after receiving this renewal affirmation solicited message.After comprising also in the present embodiment that the DCD server upgrades the PMT that self stores, upgrade confirmation to the terminal send server, show that the DCD server has carried out synchronous renewal to PMT, the server update confirmation that the PMT that server is stored that the terminal reception server sends upgrades.
Under the DCD environment, the DCD client is that DCD sets up session and selects the content of certain capability set of correspondence for the user by preserving data such as the session connection parameter set up on the terminal and capability set information, userspersonal information, end message, session related information in the present embodiment.DCD client on the terminal can be preserved a PMT, be used for writing down the parameter that the DCD client is connected with other client, and information such as relevant capability set information, connection status, time, content record, the DCD client is set up with other client in the mutual or session connection at needs, can from pmt table, look for the parameter and the quality of the conversation of the last this session connection, information, also can be to obtain other link information content from server, these contents can be for user's selective reception.The capability set information that DCD can use on the terminal has been added up in such tabulation, therefore can respond the user is required easily; And this table has comprised the connection parameter, in the time of can making DCD need once more to use certain client easily, can connect apace.Pmt table can carry out the collection of terminal parameter and capability set information on terminal, on the DCD server, PMT can preserve and to the renewal of terminal PMT.Therefore PMT is adapted at preserving on DCD server and the DCD client and management.The mode of management can be selected for the capability set of a plurality of same type parameters or a plurality of same terminals according to modes such as general preservation, deletion, interpolation, modifications simultaneously, is convenient to the DCD server user terminal is made different responses.
Any one or its combination among the above embodiment in userspersonal information, capability set information, end message, session connection parameter information and the session related information is to adopt the form of pmt table to manage, be convenient to centralized management and carry out associative operation, the unified management mode that can certainly adopt other those skilled in the art to use always manages; Further, can also adopt the mode of independent management, promptly all relevant informations independently send and upgrade operation.No matter adopting which kind of mode that above-mentioned information is managed all should be within protection scope of the present invention.
In the content reception method that the foregoing description provides, the DCD client is utilized the professional desired parameters of DCD to generate PMT parameter is managed, and reception is carried out the adaptive content data that content adaptation obtains according to PMT information, receive different DCD business datums at different user, make the DCD business have personalization, improve QoS.
Fig. 2 is a content acquisition method embodiment flow chart of the present invention, and as shown in Figure 2, this method comprises:
Step 200 receives the parameter management table, and described parameter management table comprises any or its combination in userspersonal information, capability set information and the end message;
The DCD client sends to the DCD server with PMT after generating PMT, the DCD server receives PMT, this PMT comprises userspersonal information, capability set information and end message, and these information are to form PMT by combination in any, and wherein the userspersonal information comprises user's name and information such as age and user personalized information; Can end message comprises the ability information of the terminal of DCD client, promptly support the picture format content-data maybe support video format content-data etc.; Capability set information can be divided into a plurality of, for example comprises work functions collection and amusement function collection etc., and when the capability set information among the PMT was the amusement function collection, the content of transmission should how relevant with amusement and leisure.Also comprise in the capability set information and use ID, which application program is sign support.Mode that can combination in any among the above-mentioned PMT comprises userspersonal information, capability set information and end message.
Step 201 according to any or its combination in selected userspersonal information, capability set information and the end message, obtains adaptive content data;
The DCD server can obtain the adaptive content data of user's subscription or the adaptive content data of acquisition network active push according to any or its combination in selected userspersonal information, capability set information and the end message.The DCD server is according to any one or its combination acquisition adaptation strategies information in user-selected userspersonal information, capability set information and the end message, send described adaptation strategies information to content providing server, content providing server search with the suitable content source data of adaptation strategies information be adaptive content data, after finding the content source data are sent to terminal, terminal receives the adaptive content data that described content providing server returns according to described adaptation strategies information, carries out the DCD business and represents.The user does not select a certain information in PMT, then can be with default option information as the foundation that obtains adaptation strategies information, promptly, obtain adaptive content data according to any one or its combination in default option information and selected userspersonal information, capability set information and the end message
The content-data that the DCD server sends to terminal can send according to user's subscribe request, also can be the free content information of network active push, particularly, the DCD server is according to any one or its combination in described userspersonal information, capability set information and the end message, obtain the corresponding adaptation strategies information of content-data with user's subscription, send described adaptation strategies information to content providing server, receive the described adaptive content data that described content providing server returns according to described adaptation strategies information; Can also be that the DCD server is according to any one or its combination in described userspersonal information, capability set information and the end message, obtain the adaptation strategies information corresponding with the content-data of network active push, send described adaptation strategies information to content providing server, receive the described adaptive content data that described content providing server returns according to described adaptation strategies information.What deserves to be explained is that user's the subscribed content data and the content-data of network active push also can carry out adaptive obtaining by alternate manner.
Above-mentioned adaptation strategies information can be for obtaining according to the userspersonal information in the user-selected pmt table, capability set information and end message, for example end message shows the data of not supporting video format, and the adaptation strategies information that obtain this moment can not send the content-data that has video format for informing content provides server; Adaptation strategies information can also be passed through any or its combination in userspersonal information, capability set information and the end message, and the information such as position of coupling system time or terminal generate the policy information that has time or position.
After the content that the DCD server obtains and information of terminal user is suitable, this adaptive content data can be sent to user terminal, promptly carry out the operation of following step 202.
Step 202 sends described adaptive content data to the terminal corresponding with described terminal parameter information.
Receive the adaptive content data of the process content adaptation that content providing server sends at the DCD server after, this adaptive content data to be sent can and the corresponding terminal of described terminal parameter information, be about to adaptive content data and return to the enterprising industry of the terminal of this time carrying out the DCD service application and be engaged in representing.
In the above-described embodiments, in order to guarantee carrying out smoothly and guaranteeing content quality that network sends etc. of session connection, in issuing the PMT of server, terminal also comprises session connection parameter information and/or session related information, therefore when session connection parameter information and/or session related information change, the DCD server learns that according to session connection parameter information among the PMT and session related information the present canned data of terminal can't carry out normal session connection, therefore the session connection parameter information and/or the session related information that change to be informed terminal, the mode of informing can be that the DCD server sends the PMT that process is upgraded to terminal, and is described through comprising the lastest imformation of session connection parameter information and/or session related information among the PMT that upgrades.After the DCD server learns that session connection parameter information and/or session related information change, the PMT of self storage is upgraded, and the PMT after will upgrading sends to terminal and allows terminal upgrade synchronously.Also have, behind the PMT of DCD server after terminal sends renewal, terminal will be upgraded synchronously to previously stored PMT, and return terminal to the DCD server and upgrade confirmation, the terminal that described terminal institute stored parameters admin table is upgraded that the DCD server receives that described terminal sends is upgraded confirmation.
The DCD server is behind the PMT that receives the terminal transmission, and therefore the information inconsistency among discovery and the previously stored PMT will use described parameter management table, and institute's stored parameters admin table is upgraded.When capability set information and/or described end message change, not only can in a manner mentioned above PMT after upgrading be sent to DCD server requirement DCD server upgrades synchronously, can also directly capability set information and/or the described end message that changes directly be sent to the DCD server in addition, after the lastest imformation of DCD server receiving ability collection information and/or end message, use the lastest imformation of described capability set information and/or described end message, institute's stored parameters admin table is upgraded.Further, when the capability set information among the DCD discovering server PMT and/or end message change, to whether there be this variation really to query field of terminal, promptly send to upgrade and confirm solicited message to described terminal, terminal adds their confirmation to this variation and returns confirmation, and the affirmation information of solicited message is confirmed in the renewal that DCD server receiving terminal returns.Also have, when terminal send the PMT that upgrades to the DCD server after, after the DCD server upgrades synchronously to previously stored PMT, send the server update confirmation that PMT that server is stored upgrade to terminal.
In the present embodiment, network side is in user's subscribing service content and send for the user in the engineering of content and will arrive PMT, particularly, the user is when subscribing to, the DCD server can be according to data such as the user profile that is write down among this PMT and capability set information and end messages, provide suitable channel content to select for the user, if for example the terminal use is the taxi driver, he will be found according to the PMT record by the DCD server the demand of road conditions so, and preferentially sends these information when follow-up content subscription and transmission.Server can provide suitable subscribed content for the user according to the data in the PMT information, for example the user has plural capability set, and during respectively corresponding different terminals, the DCD server can be finished adaptive to corresponding contents according to user's selection, and it is required to reach the user.If the user is only switched in two capability sets with a terminal, server also can be finished the adaptive of content at such switching, for example the user need receive the entertainment information that can receive at home under the office situation, then the user is according to the capability set of selecting among the PMT, and the DCD server just can send entertainment information according to corresponding PMT information when sending content.
As user at received content the time, the DCD server also can carry out adaptive to user's terminal and personal information according to the content among the PMT of terminal.For example, the user has two terminals, a terminal is used for the workplace, a terminal is used for family, so when the user uses the login of terminal, if when being on duty, need know the received content of another terminal, just can select the information among the PMT, tell the terminal that server need use, server can be that the terminal coupling has sent content-data according to active user's selection and PMT content just so.For example the user has two different terminals again, and different terminals has different abilities.Therefore in received content, server can send the user as required according to the ability information of terminal.When the user changed terminal, server carried out adaptive according to the ability information of terminal to the content that will send.
The DCD server is preserved pmt table, and the parameter on terminal changes, and when needing the DCD server that terminal parameter is managed, the DCD client can send to PMT the DCD server, is used for upgrading and comparing the pmt table of preserving on the current server.The DCD client also can send to separately on the server by the pmt table content of message with some change, knows for server.The DCD server is further handled information after receiving PMT information, comprises confirming the current capability set information of obtaining content, obtaining current end message and user profile, and makes pre-configured according to these information to user's further operation.For example, the capability set as the user shows that present user is that the DCD server can be the Working information priority principle to ensuing content reception of user and operation setting such as transmission, subscription according to this information and user's affirmation when handling official business.The DCD server carries out matching operation according to PMT information to the DCD business.Can finish the coupling of subscribed content according to active user's terminal ability information.For example, the user still logins the DCD business by the user name of oneself, but replacing has taken place terminal, and by PMT information, server can send suitable content information to current terminal capability; When user's capability set changed, the DCD server also can send to current terminal according to PMT information with required capability set match information under the prerequisite that the user selects to confirm.
In the content acquisition method that present embodiment provides, server stores is also managed one and is kept synchronous PMT with terminal, and the content-data that will send to terminal is carried out content adaptation according to the information among this PMT, transmission meets the personalized content-data that requires of terminal, the inconvenience of having avoided third-party management to bring, realize the self-management of parameter, improve QoS.
Fig. 3 for content of the present invention obtain with content reception method in registration process embodiment signaling process figure, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and under the operable situation of described DCD client, the main explanation effect that PMT played in registration process, and the mutual and information synchronization between the client and server end, as shown in Figure 3, comprising:
Step 300, the DCD client is collected PMT information, forms pmt table;
The terminal use is after login DCD business, and the DCD client can write down data such as terminal use's capability set information and userspersonal information, end message, and the record back is preserved and formed pmt table.
Step 301 sends PMT to the DCD server;
Terminal sends to the DCD server with the PMT information of statistics.The mode that sends can be to send by DCD message, also can be to send by external means.
Step 302, DCD server receive PMT and upgrade and preserve content;
The PMT that DCD server receiving terminal sends upgrades the information that changes among oneself the PMT, and is kept on the DCD server.
Step 303, DCD server need the user to confirm that whether finishing follow-up content according to the information content of current PMT record sends;
Server can send DCD message and carry the PMT information of confirming in requisition for the user, allows the user confirm.If the user confirms, then preserve this information, if the user also needs to revise or upgrade to some information, then the DCD client continues to send more new data of PMT to server.
Step 304, the user confirms the PMT data that receive;
After the DCD client receives PMT, can be shown to the user, if the user confirms the data of current record, then return confirmation, confirmation can be to feed back by the DCD message of user's click " OK " button triggering or the message of short message form; If the data that the user gets PMT to current record have and need to revise or replace, also can give the DCD server by the message or the DCD message feedback of short message form.
After PMT after the DCD client will be upgraded sends to the DCD server, DCD client and DCD server are by carrying out determining of user's selection alternately, and the PMT that utilizes this PMT that the DCD server is stored upgrades, realize that the PMT that is stored with the DCD client keeps guaranteeing normally carrying out of DCD business synchronously.
Fig. 4 for content of the present invention obtain with content reception method in subscription procedure embodiment signaling process figure, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and under the operable situation of described DCD client, the main explanation effect that PMT played in subscription procedure, and the mutual and information synchronization between the client and server end, as shown in Figure 4, comprising:
Step 400, the DCD server is according to the adaptive subscribed content of PMT;
The DCD server can obtain adaptation strategies information according to adaptive subscribed contents such as capability set information, terminal ability information, userspersonal information in the PMT information of preserving.
Step 401, DCD server are reported for work adaptive result on the content providing server (CP/SP);
The DCD server sends to content providing server with adaptation strategies information.
Step 402, content providing server is finished adaptive;
Content providing server is finished adaptive to the subscription information of the required subscription of user according to sending adaptation strategies information, finds qualified adaptive content data.
Step 403, content providing server sends subscription information to the DCD server;
Content providing server according to PMT information finish to user's subscription adaptive after, just adaptive content data can be sent to terminal, be convenient to the user and subscribe to.
Step 404, the DCD server is transmitted subscription information to terminal;
The DCD server receives the adaptive subscription information that content providing server sends, and is forwarded to user DCD client.
Step 405, the user returns the subscription feedback message according to the subscription information of sending.
Subscription feedback message in the present embodiment and adaptation strategies information can be the message of DCD, also can send by external message, by content adaptation, make the content-data that sends meet active user's use capability set and terminal situation and user's demands of individuals situation.
Fig. 5 for content of the present invention obtain with content reception method in content send embodiment signaling process figure, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and under the operable situation of described DCD client, the main explanation effect that PMT played in subscription procedure, and the mutual and information synchronization between the client and server end, as shown in Figure 5, comprising:
Step 500, DCD client send PMT information-change message to the DCD server;
If the user need change the PMT information of terminal, consequently the PMT modification information is sent on the DCD server; Transmission can be also can be to finish by external message by DCD message.
Step 501, the DCD server can be according to the content of the adaptive transmission of PMT;
The DCD server can obtain adaptation strategies information according to adaptive subscribed contents such as capability set information, terminal ability information, userspersonal information in the PMT information of preserving.
Step 502, DCD server send Adapted information to content providing server (CP/SP);
The DCD server sends to content providing server with adaptation strategies information.Can also can pass through external information by the DCD inside story;
Step 503, content providing server are finished sending the adaptive of content;
Content providing server carries out adaptive to the content that will send to the user according to the adaptation strategies information of sending, find qualified adaptive content data.
Step 504 sends to the DCD server with adaptive content data;
Step 505, DCD server forwards adaptive content data is to the DCD client;
Step 506, the DCD client is confirmed feedback to the adaptive content data that receives.
Transmission to adaptation strategies information in the present embodiment is finished by DCD message, also can finish by external message, when change takes place in the PMT of terminal information, the DCD server will carry out content adaptation to the content-data that sends to terminal according to the PMT of change, makes the content-data of issuing terminal meet the requirement of upgrading the back terminal.
Fig. 6 for content of the present invention obtain with content reception method in upgrade synchronously embodiment one signaling process figure, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and under the operable situation of described DCD client, the main explanation effect that PMT played in user's changing capability collection information or terminal procedures, and the mutual and information synchronization between the client and server end, as shown in Figure 6, comprising:
Step 600, DCD client send PMT information-change message to the DCD server;
Modification information can comprise modification to the userspersonal information, interpolation, deletion etc., also can comprise the selection of capability set information or the change of terminal are selected.
Step 601, the local PMT information of DCD server update;
The DCD server need keep the unanimity to terminal PMT information, therefore need carry out synchronous operation here.This step can comprise operations such as the renewal of PMT information, interpolation, modification, deletions.
Step 602, feedback result is to terminal check behind the DCD server update;
The DCD server is finished and can be sent confirmation after changing and be convenient to the renewal result that terminal is known server to terminal.
After terminal use's capability set information or end message change, PMT information can change thereupon, if but the untimely variation of situation of subscribing to, the inconsistent situation of content and terminal or capability set then can take place, therefore PMT information and the PMT information on the server on the terminal is carried out synchronously, reach unified, be convenient to adaptive content and finish associative operation.
Fig. 7 for content of the present invention obtain with content reception method in upgrade synchronously embodiment two signaling process figure, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and under the operable situation of described DCD client, the effect that PMT was played when main explanation changed in the data that need server statistics and record about session connection parameter, content quality, audience information etc., and the mutual and information synchronization between the client and server end, as shown in Figure 7, comprising:
Step 700, DCD server send PMT information-change message to the DCD client;
Modification information can comprise the data that session connection parameter, channel content quality, audience information etc. needed the server statistics.
Step 701, DCD client are upgraded local PMT information;
Owing to need carry out session connection or select the channel subscribed to, finish and subscribe to or content receives, so the DCD client need be upgraded local PMT information according to data such as channel content quality or viewership statistics information.Finish with server synchronously.Updating steps can comprise the deletion old information, add operations such as fresh information, modification information.
Connection parameter after the renewal can be used for the DCD client inserts session fast.Channel content quality and viewership statistics information can be selected suitable access channel and subscribe to use for the user.
Step 702, DCD client are finished the feedback to upgrading.
The DCD server need be known the result that PMT upgrades.Therefore the DCD client need send and upgrade confirmation to server.
Updating message in the present embodiment can be a DCD message, also can be external message.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
Fig. 8 is server implementation example structural representation of the present invention, as shown in Figure 8, this server comprises first receiver module 11 and first acquisition module 12, wherein first receiver module 11 is used to receive the parameter management table, and described parameter management table comprises any or its combination in userspersonal information, capability set information and the end message; First acquisition module 12 is used for any or its combination according to selected userspersonal information, capability set information and end message, obtains adaptive content data.
Server obtain in by the content of content supplier or self storage with the suitable content-data of terminal use after, this adaptive content data can be sent to corresponding user terminal, server can also comprise that first sending module 13 is used for sending described adaptive content data to the terminal corresponding with described terminal parameter information.
Particularly, after the PMT information that first receiver module, 11 receiving terminals send, this PMT and previously stored PMT are compared, if finding the PMT that information wherein has renewal then to use renewal upgrades previously stored PMT, again by first acquisition module 12 obtain with PMT in the adaptive content data that is complementary of information, by first sending module 13 adaptive content data that obtains is sent to terminal at last and carries out the DCD business and represent.Wherein among the PMT that the terminal that receives of first receiver module 11 is sent, not only comprise any one or its combination in userspersonal information, capability set information and the end message, but also comprise session connection parameter information and/or session related information.
Further, first acquisition module 12 comprises first submodule 121, second submodule 122 and the 3rd submodule 123, and wherein first submodule 121 is used for obtaining according to selected userspersonal information, capability set information and end message any or its combination of adaptation strategies information; Second submodule 122 is used for sending described adaptation strategies information to content providing server; The 3rd submodule 123 is used to receive the described adaptive content data that described content providing server returns according to described adaptation strategies information.First submodule 121 carries out adaptive to the content that will send according to the userspersonal information among the PMT, capability set information and end message, obtain adaptation strategies information, promptly can send to the content-data of what type of terminal etc.; Second submodule 122 sends to content providing server with adaptation strategies information, the adaptive content data that content providing server conforms to adaptation strategies information according to the adaptation strategies information searching, after finding adaptive content data being issued the 3rd submodule 123, the three submodules 123 receives and transfers to first sending module 13 after the adaptive content data and be transmitted to terminal.
Server can also comprise that first memory module 14 is used to store PMT in the present embodiment.Also have when session connection parameter information and/or session related information change, also to send through the updated parameters admin table to described terminal by first sending module 13, described through comprising the lastest imformation of described session connection parameter information and/or session related information in the updated parameters admin table, make terminal and PMT that server is managed keep synchronously.When the information among the PMT that terminal is sent take place to be upgraded, can upgrade by the information among the PMT of 15 pairs first memory modules 14 of first update module that are used for institute's stored parameters admin table is upgraded.
The server that present embodiment provides can be the server that is provided with separately for management PMT, it also can be the DCD server that increases above-mentioned functions, use this server and can realize the self-management of DCD service parameter, and by keeping synchronous PMT to carry out content adaptation to sending content with terminal, make the containing of issuing terminal meet terminal use's individual demand, improve QoS.
Fig. 9 is a terminal example structure schematic diagram of the present invention, as shown in Figure 9, this terminal comprises second sending module 21 and second receiver module 22, wherein second sending module 21 is used to send the parameter management table, and described parameter management table comprises any or its combination in userspersonal information, capability set information and the end message; Second receiver module 22 is used for receiving the adaptive content data that any or its combination according to selected userspersonal information, capability set information and end message obtain.
Particularly, terminal is formed PMT behind any or its data splitting in recording user personal information, capability set information and the end message when the user logins, send to the DCD server by second sending module 21, it is adaptive content data that the DCD server finds the content-data that conforms to PMT through content adaptation by content providing server, return to terminal then, second receiver module 22 receives and carries out the DCD business after the adaptive content data and represent.Also comprise session connection parameter information and session related information among the PMT that second sending module 21 sends.
Also comprise second acquisition module 23 and generation module 24 in the terminal that present embodiment provides, wherein second acquisition module 23 is used for obtaining any or its combination of described userspersonal information, capability set information, end message, session connection parameter information and session related information; Generation module 24 is used for any or the described parameter management table of its combination generation according to the described userspersonal information, capability set information, end message, session connection parameter information and the session related information that get access to.Terminal comprises that also second memory module 25 is used to store the PMT that the DCD client generates.
Further, when DCD discovering server session connection parameter information and/or session related information change, the session connection parameter information and/or the session related information that upgrade to be informed terminal, therefore second receiver module 22 also is used for the process updated parameters admin table that reception server sends, and is described through comprising the lastest imformation of described session connection parameter information and/or session related information in the updated parameters admin table.Also comprise in this terminal being used for second update module 26 that institute's stored parameters admin table is upgraded,, finish updating task by second update module 26 when the information among the PMT changes need upgrade the PMT of second memory module, 25 storages the time.
The terminal that present embodiment provides can realize the self-management of DCD service parameter, be convenient to terminal and carry out session connection, by will informing DCD server PMT information, and then realize receiving the individualized content data, satisfy user's actual demand, improved QoS.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.