CN101599985B - Content-obtaining method, content-receiving method, server and terminals - Google Patents
Content-obtaining method, content-receiving method, server and terminals Download PDFInfo
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Abstract
The invention provides a content-obtaining method, a content-receiving method, a server and terminals. The content-obtaining method comprises the following steps: receiving a parameter management table comprising any one or a combination of user personal information, capability set information and terminal information; and obtaining adaptive content data according to any one selected from or a combination of the user personal information, the capability set information and the terminal information. The content-receiving method comprises the following steps: sending the parameter management table and receiving the adaptive content data obtained according to any one or a combination of the user personable information, the capability set information and the terminal information. The parameter management table is maintained on a DCD server and DCD clients to manage parameters needed by DCD service without a third party, is applied by the DCD server to adapt to the information sent to the terminals and sends the adaptive content data according to the practical needs of users so as to enhance the individuation of the DCD service and improve the quality of the DCD service.
Description
Technical field
The embodiment of the invention relates to communication technical field, relates in particular to a kind of content obtaining and content reception method, server and terminal.
Background technology
Dynamic content dispensing (Dynamic Content Delivery; Hereinafter to be referred as: DCD) professional fast development, not only strengthened the user to receiving the viewing experience of information, and can provide for the user services such as personalization that the user needs, customized content renewal, the DCD business tine can be subscribe to and the interested channel information of user selection, also can be the free content that operator provides.The DCD business tine can be presented on the idle screen of terminal in the mode of rolling, and the user can obtain required content easily.Distributing contents comprises that the cycle downloads and two kinds of server active push to user's method.The DCD business has the content discovery of simplification and acquisition pattern, reduces the user and uses difficulty, and the content that makes things convenient for the user to obtain to want with user interactions, attracts the user initiatively to browse the more relevant advantages such as content.
The DCD system comprises DCD server and DCD client, and relevant external equipment has DCD content providing server and DCD client application.The DCD client can be used registration request by sending to the DCD server, in the corresponding message that the DCD server returns, to carry series of parameters, the parameter that comprises all channels that client can be subscribed to is channel metadata, to further provide this channel relevant parameter in the channel metadata parameter, comprise the information such as type, content position to be stored of transferring content in the channel., after this channel class table information, can subscribe to interested channel content at the DCD client.The DCD business can be carried some for example mobile phone newspaper, advertisement, mobile TV class business.
Radio Broadcasting Agreements (Broadcast Protocol; Hereinafter to be referred as: BCAST) be Open Mobile Alliance (Open Mobile Alliance; Hereinafter to be referred as: the concept of a mobile broadband digital broadcasting/multicast service that OMA) proposes.In broadcasting, it comprises traditional one-to-many broadcast mode and multileaving mode, and considers on the existing network architecture original digital broadcasting service to be coupled together.The most influential in the mobile broadcast service may be exactly the cell phone TV service.OMA standard code, cell phone TV service are necessary for the user service navigation (Service Guide are provided; Hereinafter to be referred as: SG) information, the SG information spinner will comprise the simple introduction to each business, and multicast conversation information that should the business correspondence, multicast conversation information specifically comprises purpose multicast IP address and the port numbers that transmits program stream for concrete, source IP address, Session ID etc., thus terminal can be subscribed to some program or some program is watched in request according to the relevant information that provides among the SG.
Professional based on BCAST, DCD sends content with BCAST as carrying, at this moment need interface and adaptive the making of two business are stipulated and requirement, and the flow process that two business are finished is described.OMA equipment control (Device Management; Hereinafter to be referred as: DM) business is mainly used in third party's management and equipment configuration and environmental information in the wireless network is set, and make things convenient for the user to solve the problem that in these network equipment processes of use, runs into, can also guide the user to carry out the operation such as installation, upgrading, processing problem of software, for the user provides more hommization and Extraordinary service, the third party can be mobile operator, the information management department of service provider or partner.
The inventor finds in realizing process of the present invention: existing DCD business is the terminal configuration parameter by the mode of DM, but such configuration is that need to be based upon the existing DM of terminal professional, and is equipped with on the basis of DM client.The DM server end is initiated indication and notice to client, and help and guiding client are dealt with problems.As can be known, OMA DM finishes the parameter configuration of terminal and management with server, but this management method needs terminal to support OMA DM professional, and range of application has limitation; And third party's managerial demand sets up server, and the system that strengthened consists of complexity.
Summary of the invention
The embodiment of the invention provides a kind of content obtaining and content reception method, server and terminal, carry out the DCD business in the prior art and will utilize OMA DM to carry out the defective of parameter management by third-party server in order to solve, realization is carried out parameter management by using DCD client and/or DCD server, to distributing with the suitable content of parameter.
The embodiment of the invention provides a kind of content acquisition method, comprising:
Receive the parameter management table, described parameter management table comprises any one or its combination in userspersonal information, capability set information and the end message;
According to any one in selected userspersonal information, capability set information and the end message or its combination, obtain adaptive content data.
The embodiment of the invention provides a kind of content reception method, comprising:
Send the parameter management table, described parameter management table comprises any one or its combination in userspersonal information, capability set information and the end message;
Reception is according to the adaptive content data of any one in selected userspersonal information, capability set information and the end message or its combination acquisition.
The embodiment of the invention provides a kind of server, comprising:
The first receiver module is used for receiving the parameter management table, and described parameter management table comprises any one or its combination in userspersonal information, capability set information and the end message;
The first acquisition module is used for any one or its combination according to selected userspersonal information, capability set information and end message, obtains adaptive content data.
The embodiment of the invention provides a kind of terminal, comprising:
The second sending module is used for sending the parameter management table, and described parameter management table comprises any one or its combination in userspersonal information, capability set information and the end message;
The second receiver module is used for receiving according to any one of selected userspersonal information, capability set information and end message or the adaptive content data of its combination acquisition.
The content obtaining that the embodiment of the invention provides and content reception method, server and terminal, by safeguarding a parameter management table at DCD server and DCD client, realization need not to finish carrying out the management of the professional required all kinds of parameter informations of DCD by third-party mode, and DCD server application parameter admin table carries out adaptive to the information that sends to terminal, so that network side can send adaptive content data according to user's actual demand, strengthen the personalization of DCD business, improve QoS.
Description of drawings
Fig. 1 is content reception method embodiment flow chart of the present invention;
Fig. 2 is content acquisition method embodiment flow chart of the present invention;
Fig. 3 is registration process embodiment signaling process figure in content obtaining of the present invention and the content reception method;
Fig. 4 is subscription procedure embodiment signaling process figure in content obtaining of the present invention and the content reception method;
Fig. 5 is that content sends embodiment signaling process figure in content obtaining of the present invention and the content reception method;
Fig. 6 upgrades embodiment one signaling process figure synchronously in content obtaining of the present invention and the content reception method;
Fig. 7 upgrades embodiment two signaling process figure synchronously in content obtaining of the present invention and the content reception method;
Fig. 8 is server example structural representation of the present invention;
Fig. 9 is terminal example structure schematic diagram of the present invention.
Embodiment
Further specify the technical scheme of the embodiment of the invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is content reception method embodiment flow chart of the present invention, and as shown in Figure 1, the method comprises:
The DCD client that is installed on the DCD user terminal has activated the DCD service, and in the operable situation of described DCD client, the DCD client is when the user logins, record 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 the 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 to 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 for the application ID which application program is sign support.
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.Before the DCD client sends PMT to the DCD server, the DCD client not only will be obtained userspersonal information, capability set information and end message, but also the 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.
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 option information for user selection in each information, such as comprising " 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 is provided with 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 Extraordinary 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 by non-DCD business, for example by the Internet or other business.
When session connection is set up in service, the DCD client is when setting up session connection with the DCD server, need to 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 to set up session, these parameters can preferentially be used.For example, DCD uses BCAST to transmit data as carrying, and the BCAST client need to be used access parameter, and these access parameters can send from the DCD server, also can be kept in the pmt table.Use access parameter in the pmt table to be linked into faster and receive content in the channel, avoided again asking the generation of step and the flow process of access parameter, reduced mutual between client and server.
When the data that need server to add up and record 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 the 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 storing is upgraded; Can also be the PMT through upgrading that this terminal reception server sends, comprise the lastest imformation of session connection parameter information and/or session related information among the described PMT through renewal, use described PMT through upgrading, the PMT that stores is upgraded.After terminal is upgraded end to the PMT that stores, send the terminal that the PMT that stores 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 to change the terminal of required reception 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 the information of upgrading is confirmed after receiving this renewal affirmation solicited message.After comprising also in the present embodiment that PMT that the DCD server is stored self upgrades, send the server update confirmation to terminal, 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 is the content of corresponding certain capability set of user selection by preserving the 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 recording the parameter that the DCD client is connected with other client, and the information such as GL collection information, connection status, time, content record, the DCD client is when needs are set up or session connection mutual with other client, can from pmt table, look for 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 receive for user selection.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 easily DCD again need to use certain client, can connect rapidly.Pmt table can carry out in terminal the collection of terminal parameter and capability set information, and 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 among the above embodiment in userspersonal information, capability set information, end message, session connection parameter information and the session related information or its combination are 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 commonly use manages; Further, can also adopt the mode of independent management, namely 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 above-described embodiment 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 for different user, so that the DCD business has personalization, improve QoS.
Fig. 2 is content acquisition method embodiment flow chart of the present invention, and as shown in Figure 2, the method comprises:
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 the information such as age and user personalized information; Can end message comprises the ability information of the terminal of DCD client, namely support the picture format content-data maybe support video format content-data etc.; Capability set information can be divided into a plurality of, and such as comprising work functions collection and amusement function collection etc., 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.
The DCD server can according to any one in selected userspersonal information, capability set information and the end message or its combination, obtain the adaptive content data of user's subscription or the adaptive content data of acquisition network active push.The DCD server obtains adaptation strategies information according to any one in user-selected userspersonal information, capability set information and the end message or its combination, send described adaptation strategies information to content providing server, it is adaptive content data that content providing server is searched with the suitable content source data of adaptation strategies information, 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, namely according to any one or its combination in default option information and selected userspersonal information, capability set information and the end message, obtain adaptive content data
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 in described userspersonal information, capability set information and the end message or its combination, obtain the adaptation strategies information corresponding with the content-data of 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 in described userspersonal information, capability set information and the end message or its combination, 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 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 this moment, the adaptation strategies information that obtains can not send content-data with video format for informing content provides server; Adaptation strategies information can also be passed through any one 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 band if having time or the policy information of 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, namely carry out the operation of following step 202.
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 be corresponding with described terminal parameter information terminal, 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 the 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, informing mode 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 after the DCD server sends from renewal to terminal, terminal will be upgraded synchronously to previously stored PMT, and return terminal to the DCD server and upgrade confirmation, the DCD server receives the terminal that the parameter management table that described terminal is stored that described terminal sends upgrades and upgrades 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 the parameter management table of storing 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, the parameter management table of storing is upgraded.Further, when the capability set information among the DCD discovering server PMT and/or end message change, to whether really there be this variation to query field of terminal, namely send to upgrade to described terminal and confirm solicited message, 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 records among this PMT and capability set information and end messages, provide suitable channel content to supply user selection, 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 respectively during corresponding different terminal, 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 for such switching, for example the user need to receive the entertainment information that can receive at home in 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.
When the user when receiving content, 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 for the workplace, a terminal is for family, so when the user uses a terminal login, if when being on duty, need to know the reception content of another terminal, just can select the information among the PMT, tell the terminal that server need to 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 when receiving 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 processed 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 according to this information and user's affirmation, be the Working information priority principle to the ensuing content reception of user and the operation setting such as transmission, subscription 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 is still professional by the user name login DCD of oneself, but replacing has occured 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 user selection is confirmed.
In the content acquisition method that present embodiment provides, server stores is also managed a PMT synchronous with the terminal maintenance, and according to the information among this PMT the content-data that will send to terminal is carried out content adaptation, transmission meets the content-data of terminal individual requirement, the inconvenience of having avoided third-party management to bring, realize the self-management of parameter, improve QoS.
Fig. 3 is registration process embodiment signaling process figure in content obtaining of the present invention and the content reception method, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and in the operable situation of described DCD client, the effect that PMT plays in registration process mainly is described, 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 record the data such as terminal use's capability set information and userspersonal information, end message, preserves behind the record and forms 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 be confirmed whether that 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;
The DCD client can be shown to the user behind PMT, if the user confirms the data of current record, then return confirmation, and 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, message that also can be by the short message form or DCD message feedback are to the DCD server.
After PMT after the DCD client will be upgraded sends to the DCD server, DCD client and DCD server are by carrying out alternately determining of user selection, and the PMT that utilizes this PMT that the DCD server is stored upgrades, realize that the PMT that stores with the DCD client keeps guaranteeing normally carrying out of DCD business synchronously.
Fig. 4 is subscription procedure embodiment signaling process figure in content obtaining of the present invention and the content reception method, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and in the operable situation of described DCD client, the effect that PMT plays in subscription procedure mainly is described, 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 according to the adaptive subscribed contents such as capability set information, terminal ability information, userspersonal information in the PMT information of preserving, obtain adaptation strategies information.
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 adaptive to user's subscription 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, so that the content-data that sends meets active user's use capability set and terminal situation and user's demands of individuals situation.
Fig. 5 is that content sends embodiment signaling process figure in content obtaining of the present invention and the content reception method, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and in the operable situation of described DCD client, the effect that PMT plays in subscription procedure mainly is described, 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 to 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 according to the adaptive subscribed contents such as capability set information, terminal ability information, userspersonal information in the PMT information of preserving, obtain adaptation strategies information.
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 are transmitted adaptive content data 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 occurs 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, meets the requirement of upgrading rear terminal so that issue the content-data of terminal.
Fig. 6 upgrades embodiment one signaling process figure synchronously in content obtaining of the present invention and the content reception method, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and in the operable situation of described DCD client, the main explanation effect that PMT plays 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 to keep consistent to terminal PMT information, therefore need to 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 after changing confirmation 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 occur, 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 upgrades embodiment two signaling process figure synchronously in content obtaining of the present invention and the content reception method, the DCD client that present embodiment is mounted on the DCD user terminal has activated the DCD service, and in the operable situation of described DCD client, the effect that PMT 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 to carry out session connection or select the channel subscribed to according to data such as channel content quality or viewership statistics information, finish and subscribe to or content reception, so the DCD client need to be upgraded local PMT information.Finish with server synchronously.The step of upgrading can comprise the deletion old information, add the operations such as fresh information, modification information.
Connection parameter after the renewal can be used for the DCD client accesses session fast.Channel content quality and viewership statistics information can be used for user selection suitable access channel and subscription.
Step 702, DCD client are finished the feedback to upgrading.
The DCD server need to be known the result that PMT upgrades.Therefore the DCD client need to send and upgrade confirmation to server.
Updating message in the present embodiment can be 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: the various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
Fig. 8 is server example structural representation of the present invention, as shown in Figure 8, this server comprises the first receiver module 11 and the first acquisition module 12, wherein the first receiver module 11 is used for receiving the parameter management table, and described parameter management table comprises any one or its combination in userspersonal information, capability set information and the end message; Any one or its combination that the first acquisition module 12 is used for according to selected userspersonal information, capability set information and end message obtain 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 the 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 the 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 the first acquisition module 12 obtain with PMT in the adaptive content data that is complementary of information, by the first sending module 13 adaptive content data that obtains is sent to terminal at last and carries out the DCD business and represent.Among the PMT that wherein terminal that receives of the 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, the first acquisition module 12 comprises the first submodule 121, the second submodule 122 and the 3rd submodule 123, and wherein the first submodule 121 is used for obtaining according to selected userspersonal information, capability set information and end message any one or its combination of adaptation strategies information; The second submodule 122 is used for sending described adaptation strategies information to content providing server; The 3rd submodule 123 is used for receiving the described adaptive content data that described content providing server returns according to described adaptation strategies information.The 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, namely can send to the content-data of what type of terminal etc.; The 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 the first sending module 13 after the adaptive content data and be transmitted to terminal.
Server can also comprise that the first memory module 14 is used for storage PMT in the present embodiment.Also have when session connection parameter information and/or session related information change, also to send the parameter management table that process is upgraded to described terminal by the first sending module 13, described through comprising the lastest imformation of described session connection parameter information and/or session related information in the parameter management table that upgrades, so that terminal and PMT that server is managed keep synchronously.When the information among the PMT that terminal is sent occurs to upgrade, can be by upgrading for the information among the PMT of 15 pairs of the first memory modules 14 of the first update module that the parameter management table of storing is upgraded.
The server that present embodiment provides can be the server that arranges 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, so that issue the individual demand that the containing of terminal meets the terminal use, improve QoS.
Fig. 9 is terminal example structure schematic diagram of the present invention, as shown in Figure 9, this terminal comprises the second sending module 21 and the second receiver module 22, wherein the second sending module 21 is used for sending the parameter management table, and described parameter management table comprises any one or its combination in userspersonal information, capability set information and the end message; The second receiver module 22 is used for receiving according to any one of selected userspersonal information, capability set information and end message or the adaptive content data of its combination acquisition.
Particularly, terminal forms PMT behind any one in recording user personal information, capability set information and the end message or its data splitting when the user logins, send to the DCD server by the 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, then return to terminal, the 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 the second sending module 21 sends.
Also comprise the second acquisition module 23 and generation module 24 in the terminal that present embodiment provides, wherein the second acquisition module 23 is for any one or its combination of obtaining described userspersonal information, capability set information, end message, session connection parameter information and session related information; Any one or the described parameter management table of its combination producing that generation module 24 is used for 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 the second memory module 25 is used for the PMT that storage 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 the second receiver module 22 also is used for the parameter management table through upgrading 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 parameter management table that upgrades.Also comprise in this terminal for the second update module 26 that the parameter management table of storing is upgraded, when the information among the PMT changes need to upgrade the PMT of the second memory module 25 storage the time, finish updating task by the second update module 26.
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 puts 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.
Claims (20)
1. content acquisition method is characterized in that comprising:
Receive the parameter management table, described parameter management table comprises userspersonal information, capability set information and end message; Described capability set information comprises a plurality of function collection, and session connection relevant parameter and be used for the application ID of the application program that sign supports; Described end message comprises that can terminal support the picture format content-data maybe support the ability information of video format content-data;
According to selected userspersonal information, capability set information and end message, obtain adaptive content data.
2. content acquisition method according to claim 1 is characterized in that describedly according to selected userspersonal information, capability set information and end message, obtains to comprise after the adaptive content data:
Send described adaptive content data to the terminal corresponding with described end message.
3. content acquisition method according to claim 1 is characterized in that describedly according to selected userspersonal information, capability set information and end message, obtains adaptive content data and comprises:
According to default option information and selected userspersonal information, capability set information and end message, obtain adaptive content data.
4. according to claim 1 or 3 described content acquisition methods, it is characterized in that describedly according to selected userspersonal information, capability set information and end message, obtain adaptive content data and comprise:
Obtain adaptation strategies information according to selected userspersonal information, capability set information and end message;
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.
5. according to claim 1 or 3 described content acquisition methods, it is characterized in that describedly according to selected userspersonal information, capability set information and end message, obtain adaptive content data and comprise:
According to selected userspersonal information, capability set information and end message, obtain the adaptive content data that the user subscribes to; Or
According to selected userspersonal information, capability set information and end message, obtain the adaptive content data of network active push.
6. content acquisition method according to claim 1 is characterized in that described method also comprises:
Use described parameter management table, the parameter management table of storing is upgraded.
7. content acquisition method according to claim 1 is characterized in that described method also comprises:
Receive the lastest imformation of described capability set information and/or described end message;
Use the lastest imformation of described capability set information and/or described end message, the parameter management table of storing is upgraded.
8. according to claim 6 or 7 described content acquisition methods, it is characterized in that describedly comprising after the parameter management table of storing is upgraded:
Send renewal to terminal corresponding to described end message and confirm solicited message;
Receive described renewal that described terminal returns and confirm the affirmation information of solicited message.
9. according to claim 6 or 7 described content acquisition methods, it is characterized in that describedly comprising after the parameter management table of storing is upgraded:
The server update confirmation that the parameter management table of server being stored to terminal transmission corresponding to described end message upgrades.
10. content reception method is characterized in that comprising:
Send the parameter management table, described parameter management table comprises userspersonal information, capability set information and end message; Described capability set information comprises a plurality of function collection, and session connection relevant parameter and be used for the application ID of the application program that sign supports; Described end message comprises that can terminal support the picture format content-data maybe support the ability information of video format content-data;
The adaptive content data that reception obtains according to selected userspersonal information, capability set information and end message.
11. content reception method according to claim 10 is characterized in that comprising after the described transmission parameter management table:
Solicited message is confirmed in the described capability set information that reception server sends and/or the renewal of described end message;
Return the affirmation information that solicited message is confirmed in described renewal to described server.
12. content reception method according to claim 10 is characterized in that comprising after the described transmission parameter management table:
The server update confirmation that the parameter management table that server is stored that reception server sends upgrades.
13. a server is characterized in that comprising:
The first receiver module is used for receiving the parameter management table, and described parameter management table comprises userspersonal information, capability set information and end message; Described capability set information comprises a plurality of function collection, and session connection relevant parameter and be used for the application ID of the application program that sign supports; Described end message comprises that can terminal support the picture format content-data maybe support the ability information of video format content-data;
The first acquisition module is used for according to selected userspersonal information, capability set information and end message, obtains adaptive content data.
14. server according to claim 13 characterized by further comprising: the first sending module is used for sending described adaptive content data to the terminal corresponding with described end message.
15. server according to claim 13 is characterized in that described the first acquisition module comprises:
The first submodule is used for obtaining adaptation strategies information according to selected userspersonal information, capability set information and end message;
The second submodule is used for sending described adaptation strategies information to content providing server;
The 3rd submodule is used for receiving the described adaptive content data that described content providing server returns according to described adaptation strategies information.
16. server according to claim 13 characterized by further comprising:
The first memory module is used for storing described parameter management table.
17. server according to claim 13 characterized by further comprising:
The first update module is used for the parameter management table of storing is upgraded.
18. a terminal is characterized in that comprising:
The second sending module is used for sending the parameter management table, and described parameter management table comprises userspersonal information, capability set information and end message; Described capability set information comprises a plurality of function collection, and session connection relevant parameter and be used for the application ID of the application program that sign supports; Described end message comprises that can terminal support the picture format content-data maybe support the ability information of video format content-data;
The second receiver module is used for receiving the adaptive content data that obtains according to selected userspersonal information, capability set information and end message.
19. terminal according to claim 18 characterized by further comprising:
The second memory module is used for storing described parameter management table.
20. terminal according to claim 18 characterized by further comprising:
The second update module is used for the parameter management table of storing is upgraded.
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| CN102111427B (en) * | 2009-12-25 | 2014-08-13 | 中兴通讯股份有限公司 | Device management session recovery method and system |
| CN102387166B (en) * | 2010-08-27 | 2016-08-03 | 中兴通讯股份有限公司 | A kind of method and system realizing service discovering |
| CN102708100B (en) * | 2011-03-28 | 2014-11-12 | 北京百度网讯科技有限公司 | Method and device for digging relation keyword of relevant entity word and application thereof |
| CN102958009B (en) * | 2011-08-26 | 2017-09-08 | 中兴通讯股份有限公司 | The transmission method and mobile augmented reality server of augmented reality information |
| CN102420813B (en) * | 2011-10-27 | 2015-02-18 | 北京百度网讯科技有限公司 | Method and device for providing target information according to terminal attributes of user equipment |
| CN102523276B (en) * | 2011-12-09 | 2016-02-24 | 华为终端有限公司 | A kind of method, equipment and system managing mobile broadband equipment |
| CN102833586B (en) * | 2012-07-25 | 2015-12-09 | 深圳市同洲电子股份有限公司 | The method of application, terminal and system is processed in Digital Television |
| CN103631817B (en) * | 2012-08-24 | 2018-04-03 | 北京百度网讯科技有限公司 | A kind of method and apparatus for excavating attribute name repeat |
| CN104105007A (en) * | 2013-04-09 | 2014-10-15 | 腾讯科技（深圳）有限公司 | Video loading method of mobile terminal, devices and system |
| CN110442698B (en) * | 2019-08-06 | 2021-12-28 | 思必驰科技股份有限公司 | Dialog content generation method and system |
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| CN1633817A (en) * | 2001-09-13 | 2005-06-29 | 诺基亚公司 | Dynamic content delivery responsive to user requests |
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