CN101431425A - Distributed EPG system and service flow based on network shared data center - Google Patents
Distributed EPG system and service flow based on network shared data center Download PDFInfo
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Abstract
A distributed EPG system based on network sharing data center aiming at providing unified network sharing data and application service for EPG server distributed in the edge with central DB and search engine as nucleus and two-stage architecture consisted of central DB and edge server wherein EPG DB and search engine on the central not of IPTV. The consistency of program and service to all users can be guaranteed adequately, and secure DB, reliable system can be ensured to meet the operational demand in telecommunication level through the invention. The method according to the invention can completely adapt to the demand development of IPTV EPG system personalized, interactive, supported and displayed by a plurality of business, turning IPTV from a single video playback and webpage browsing platform to a more adhesive interactive communication community.
Description
Technical field
The present invention relates to broadband communications, internet and field of interactive television relate in particular to distributed electronic program guide system and professional implementation method thereof on the IP network TV.
Background technology
IPTV transmits to comprise video, audio frequency and data on IP network, and QoS/QoE is provided, safety, and the manageable multimedia service of interactivity and reliability, its form of expression can be TV, text or figure etc.As a kind of emerging service of global fast development in recent years, IPTV integrates the great achievement of IP and TV technology, has not only annotated intension again for television services, and has picked up based on the motive power of using for the development of IP technology.
With traditional pass through wireless or coaxial cable to broadcast TV programme different, the IPTV system directly provides high-quality TV programme and video content to client by broadband IP network, its essence is a multimedia, multiple services service platform, it has merged traditional broadcast television service, various application on the Internet, and emerging communication service are for the user provides live telecast, time-moving television, video on demand, broadcast program subscription (PVR), information browse and inquiry, music/Karaoke, interactive advertisement, recreation, multiple services such as communication.By a single set-top box, with these business integration together, it is more timely that the user is obtained, convenient, enriching experiences.IPTV has expanded the notion of " seeing TV ", and " seeing TV " no longer is to watch passively on the original meaning, and spectators can interactively select and control the rating content, enjoy new experience, obtains personalized programme content service.
In order to realize the function of " interactive " and " watching as required ", the IPTV system need provide the interface with user interactions, the program that supplies the user to browse programme information and select to appreciate.These interfaces are stored in the middle of EPG (the Electronic Program Guide electronic program guides) server in the IPTV system.EPG is the interactive program permutation table, and the user browses by remote controller and selects.EPG is the inlet that the user entered and selected the IPTV service, and is most important in the IPTV system.EPG provides easy-to-use, friendly interface, an a kind of mode that can the fast access program to the user.Therefore, the user is depended on EPG to a great extent to the overall merit of IPTV whole system.Provide be simple and easy to, fast, stable, interactive interface attractive in appearance is the primary goal of EPG.
Summary of the invention
The objective of the invention is in the IPTV system, the distributed EPG system and the operation flow thereof at a kind of shared data Network Based center is provided.
In order to achieve the above object, solution of the present invention is:
This system is a core with central database, library and search engine, employing is made up of two level frameworks of central server and Edge Server, wherein epg database and search engine are the Centroids at IPTV, for the EPG server that is distributed in the edge provides unified shared data and the application service of network.
The distributed EPG system at shared data Network Based center comprises following main functional modules:
One is core with center metadata and library and search engine, for the EPG server that is distributed in the edge provides the data that unified network shares and the EPG network data center of application service;
One group of edge EPG server that the service of the EPG page is provided for the user;
One is configured, issues and manage EPG and template thereof, for EPG configuration, the issue of Edition Contains and daily operation and manage;
One defines content and business, the content/service management and the delivery system of management and issue;
One is used for advertising management, issue and the ad decision system of making a strategic decision.
Described network shared data center is characterized in that being made up of following major function and module:
The title of the program that tissue, storage and the management EPG page will represent, director, performer, metadata such as brief introduction and with the EPG metadata and the library of the relevant picture of program;
One is used for the search engine related content in EPG metadata and the library being searched for and mated according to the request of user input;
Feature according to current program is carried out programs feature with label request search engine and is carried out search and related platform related and ordering with the label search and to the Search Results that search engine returns;
One provides the unified data access passage and the traffic distributor of standardized application interface;
A data-interface that is used to inquire about and obtain program metadata;
An application interface that is used to obtain other application of IPTV and the data of business.
The EPG data at shared data Network Based center and business service method:
1) the EPG template is at edge EPG server, and dynamic content and business datum are at network shared data center;
2) edge EPG server is directly communicated by letter with the EPG network data center, obtains relevant data and business information and is used for the EPG page and dynamically generates service-user;
3) scheduling and distribution are unified in the request of edge EPG server;
4) provide unified data access passage and standardized applied business interface.
Above-mentioned traffic distributor, wherein major function comprises:
Scheduling and distribution are unified in the request of edge EPG server;
Unified data access passage and standardized application interface is provided;
The business that traffic distributor can distribute comprises obtaining of content metadata, and the search of content is with related, the request of targeted ads with obtain the obtaining of IPTV user Userprofile and ordering information, and the obtaining of other applied business data.
Described search is with related:
According to the business of the distribution of traffic distributor, to the search engine request search, comprising following main searching interface:
The data of searching request
| Numbering | Field | Describe | Must fill out | Note |
| 1 | KeyWords | The keyword of search | Y | |
| 2 | UserID | User ID | N |
| 3 | SearchField s | The scope of search is made up of the region of search that one group of comma separates.When not filling out, the default region of search to all is searched for. | N | Predefined region of search: Tag: label A ctor: performer Director: director Title: the title Keywords of content: the keyword Type of content: the classification of content |
| 4 | SearchMode | The pattern 1 of search: expression searches for 2 generally: when the whole KeyWords of the accurate coupling of expression did not fill out, default value was 1 | N | |
| 5 | MediaType | The medium type that qualification will be searched for.When not filling out, default searches for all types | N | Medium type definition: 0: on-demand content 1: live telecast content 2: TV playback content 3: a poly-content |
| 6 | StartNum | Begin to show from certain position of search result list.When not filling out, default value is 1 | N | |
| 7 | ResultCount | The maximum quantity of return results.When not filling out, default value is 20 | N | |
The data of Search Results
| Numbering | Field | Describe | Must fill out | Note |
| 1 | ResultTotal Count | Total number of search results | Y | |
| 2 | ResultCount | The number of search results of this request | Y | |
| 3 | ResultSet | The tabulation of Search Results clauses and subclauses | N |
The data of Search Results clauses and subclauses
| Numbering | Field | Describe | Must fill out | Note |
| 1 | MediaType | Medium type | Y | Medium type definition: 0: on-demand content 1: live telecast content 2: TV playback content 3: a poly-content |
| 2 | MediaCode | The unique identification of medium | Y | |
| 3 | MediaTitle | For the media name that shows usefulness | N | |
| 4 | MediaKeyWor ds | One group of recommendation keyword of medium is by CSV | N |
Predefined a series of region of search:
Tag: label
Actor: performer
Director: director
Title: the title of content
Keywords: the keyword of content
Type: the classification of content
In request, specify the scope of search, form by the region of search that or one group of comma separate.Search engine can be searched in these region of search.
The pattern of two kinds of search is provided:
Search for generally, in search engine to the request KeyWords carry out Word Intelligent Segmentation after, mate according to word segmentation result.
Accurately coupling is mated the whole KeyWords that asks in search engine;
The a series of medium types of predefine:
0: on-demand content
1: the live telecast content
2: the TV playback content
3: virtual channel content
Specify the medium scope of search in request, search engine is searched in the medium of correspondence
Described data-interface, the data-interface that it provides EPG to obtain relevant information mainly comprises following API:
GetChannelList (): obtain channel list;
GetChannelMeta (ChannelCode): obtain channel metadata;
GetChannelSchedule (ChannelCode): obtain the channel program list;
GetProgramCategoryList: obtain the tabulation of program request program classification;
GetProgramListFromCategory (CategoryCode): from specify classification, obtain the rendition list;
GetProgramMeta (ProgramCode): obtain the metadata of formulating program;
GetProgramHotlist: obtain the popular program tabulation;
GetProgramNewlist: obtain Latest Online the rendition list.
The interface of above-mentioned traffic distributor and IPTV system mainly comprises following api interface:
GetUserProfile (): obtain user profile, obtain user's type, state, and the interface of other configuration informations when opening an account;
GetOrderInfo (): obtain the purchase information of content, obtain the interface of user to the rate of the order situation of content and this content;
PlaceOrder (): buy content, the interface of user's subscription content;
RequestToPlay (): request play authorization, the interface of the play authorization of request content;
GetOrderedList (): obtain the contents list of having ordered, obtain the interface of the contents list that the user ordered;
GetFavoriteList (): obtain the contents list in the collection, obtain the interface of the contents list in user's collection;
AddFavorite (): add film to collection, add the interface of content to user's collection;
RemoveFavorite (): from collection deletion film, the interface of deletion content from user's collection;
GetBookmark (): obtain bookmark, obtain the interface of the play time that the user stores in terms of content;
SetBookmark (): the storage bookmark, the storage user is at the interface of the current point in time of the content of playing;
SetLanguage (): category of language is set, the interface of user's category of language is set.
The EPG service procedure at shared data Network Based center, wherein key step comprises:
1) user browses edge EPG and asks content corresponding and business by STB;
2) whether edge EPG determines request msg or business information according to service logic;
3) edge EPG is to the traffic distributor request msg and the business information of EPG network data center;
4) traffic distributor is judged to which concrete interface or application request data or business information according to request;
5) traffic distributor is to related application and interface module request msg or business information;
6) related application and interface module are finished function separately, carry out the tissue of data and business information, prepare return results;
7) related application and interface module are returned the data and the business information of traffic distributor request;
8) traffic distributor is given edge EPG return data and business information;
9) edge EPG dynamically generates the EPG page with data and business information and EPG template
10) edge EPG returns the EPG page to STB.
The EPG data and the business service method at a kind of shared data Network Based center comprise:
1) the EPG template is at edge EPG server, and dynamic content and business datum are at network shared data center;
2) edge EPG server is directly communicated by letter with the EPG network data center, obtains relevant data and business information and is used for the EPG page and dynamically generates service-user;
3) scheduling and distribution are unified in the request of edge EPG server;
4) provide unified data access passage and standardized applied business interface.
The concentrated mode network organizing dispositions method that adds distribution of employing two level frameworks of the distributed EPG system at shared data Network Based center, its main method is:
The EPG network data center, EPG configuration, issue and management system, ad decision system, content/service management and delivery system etc. is deployed in the Centroid of IPTV operation, for concentrating the mode of disposing;
Edge EPG server is deployed in the system edges node near user side as far as possible, adopts distributed deployment way;
Edge EPG server both can adopt physically and to have distributed, also can adopt distribute in logic and physical centralization in the mode of Centroid;
Centroid and edge EPG are formed the concentrated mode network organizing dispositions method that adds distribution of two level frameworks.
In the present invention, the EPG central server is responsible for the metadatabase of EPG, all picture file storages and management etc., business to the edge EPG server requests is distributed, return metadata or picture etc. by data-interface, make full use of the power of search engine simultaneously, the search of finishing various huge volumes of content quickly and efficiently and interaction function such as related.
Edge EPG server mainly contains two parts function, and the one, the template of being responsible for EPG receives, the management of template library and library, the 2nd, user EPG service comprises page generation and represents the control of service logic and flow process.Edge Server adopts the distributed deployment scheme, can support the carrier class large-scale consumer, and edge EPG server can promote user's request responding speed and business experience more near the user simultaneously.
In the present invention, adopt the scheme of database layout at Centroid, there are not the database synchronization problem in Centroid and fringe node, can fully guarantee the consistency that the program to all users represents and serves; Can also ensure the safety of database simultaneously by the mode of arranging fire compartment wall.Server in Centroid can provide service for large-scale user by the mode of Cluster, guarantees the reliability of system, satisfies carrier-class operation demand.
Among the present invention, special EPG configuration, issue and management system are arranged, be used to manage template, special topic, recommendation position, the trailor of EPG.The management system of EPG can be become daily platform like this, be convenient to the service operation personnel and EPG is managed and safeguards, run for Edition Contains and operation, according to the demand organization business of business, programs recommended quickly and easily.
In Centroid, traffic distributor provides unified data access passage and standardized application interface, is convenient to professional quick interpolation and deployment and reaches the standard grade.
By the present invention, can either provide convenience and effective electronic program guides and page navigation for IPTV user, can provide quick for operator again, the distributed deployment scheme, make the EPG system be easy to build, both can guarantee the security reliability of system, be convenient to the daily content operation of operator again.
Adopt the present invention, can adapt to the personalization of IPTV EPG system, interactive and the development of demand that multi-service is supported and represented fully, from a simple video playback and page browsing platform, becoming more has the interaction of stickiness community with IPTV.
Description of drawings
Fig. 1 is the general frame schematic diagram of the embodiment of the invention.
Fig. 2 is an embodiment of the invention operation flow schematic diagram.
Fig. 3 is the networking model schematic diagram of the embodiment of the invention.
Embodiment
1. general frame
In the framework of Fig. 1, the EPG system is mainly by the EPG network data center, and EPG Edge Server, EPG dispose, issue and management, and cooperate EPG to finish other application and the management system of EPG function, as ad system, Content Management System and compositions such as application and interaction platform.Set-top box is browsed its page and is obtained content and service by being connected with edge EPG server.
The EPG network data center, with center metadata and library and search engine is core, pass through data-interface, search provides data and result with related platform etc. for edge EPG, traffic distributor provides unified data access passage and standardized application interface simultaneously, respectively with IPTV system, ad decision system, interfaces such as application and interaction platform provide relevant application and service.
Edge EPG server mainly contains two parts function, and the one, the template of being responsible for EPG receives, the management of template library and library, the 2nd, user EPG service comprises page generation and represents the control of service logic and flow process.
2.EPG metadata and library
EPG metadata and library are one of cores of whole EPG system, the title of the program that the EPG page will represent, director, performer, metadata such as brief introduction and all organize and be stored in wherein with the relevant picture of program.EPG metadata and file are by content/service management and delivery system issue, and system writes different metadata in the relevant database table according to the XML of the content that receives.
EPG metadata and picture all are the parts of programme content, so EPG metadata and library also are the parts of entire I PTV content library.
3. traffic distributor
Traffic distributor provides unified data access passage and standardized application interface, according to the request of edge EPG server, distributes to distinct interface or functional module.Comprise and ad decision system, the IPTV system, message system is used and interaction platform, and inner EPG metadata interface, interfaces such as search and related platform.Traffic distributor is the core of EPG internal schedule and visit.
Traffic distributor obtains user's profile and Media Shelf thereof by the IPTV system interface.The all relevant informations that comprised the user among user's the profile, such as User Recognition, the classification under all business that can support and service condition and the user.Such as this user's order which program bag or the like is arranged.
Comprised the program that this user institute program request is crossed and ordered among the Media Shelf, also included the favorite program of this user simultaneously, and can support the Media Shelf that upgrades the user to the EPG service system to browse and inquiry and deletion action to be shown to the user.
Traffic distributor by and IPTV system middleware mutual, finish user's order request, inquiry into expenses request, the purchase of program/cancellation request, and user's authentication, the interface of charging etc.
Traffic distributor can also pass to ad decision system with the ad-request of edge EPG server, ad decision system is according to region, program category and the user type etc. of request, by corresponding intelligent decision, return correct targeted ads, show to edge EPG by traffic distributor.
4. search is with related
Search with related be another product platform of EPG, mainly finish interaction and search for related.Edge EPG by the needed program of search engine search subscriber, performer etc., can carry out fuzzy query according to the searching request of user's input, also can carry out the full text coupling.
Interactive association then is to be inlet with the programme content, the content that the backstage is initiatively watched according to the user, programme content is searched for related automatically with information and other multiple media asset, recommend user's interest program or information, for the user provides the related content service, information service and information search service, simultaneously for operation provides Content Management, the service of advertising management function and information management function.
5. data-interface and application interface
Program metadata etc. is directly inquired about and is obtained in the request that data-interface is next according to the distribution of traffic distributor.Application interface is used for the interface of application platform, obtains to use with professional data to be used for the EPG displaying.
6.EPG configuration, issue and management
EPG configuration, issue are daily operation operating platforms of special EPG with management, and special topic, program commending position, video window trailer, the EPG that is used to dispose EPG divides into groups etc.
Management function comprises the template version of managing EPG, and the time point of reaching the standard grade and rolling off the production line is in charge of different user's groups and the relation between the corresponding EPG template etc.Issue is meant the EPG template is published to Edge Server.
7. edge EPG server
Edge EPG server provides EPG interface and service for the user.Form by the reception of EPG template and management, EPG template file storehouse, the generation of the EPG page, control and service logic etc.
Edge EPG server is accepted the EPG template of EPG configuration, issue and management system issue, stores in the template file storehouse, is in charge of different user's groups and corresponding EPG and touches relation between the plate, also finishes functions such as the storage of personalized EPG and management simultaneously
EPG template and Web presentation layer are write by HTML and JS, mainly are for the user provides the interactive operation interface, comprise request program and the interface of choosing channel and relevant Self-Service.The EPG system is also according to different users, provides the user interface of different-style to be issued to set-top box and represents to the end user.In addition, EPG supports the cache of display page commonly used, and the speed to accelerate to browse realizes the switching of each EPG page fast, the user is operated obtain favorable experience.
Control and Business Logic mainly are made up of some basic services and service logic, comprise price inquiry, program ordering, head of a family's control, program searching, the favorite program of direct broadcast band, finish the realization of the user's that the WEB server sends request.According to the service logic definition of user's input and EPG template, finish interface interchange to traffic distributor, obtain relevant data from traffic distributor, the next page that the user is presented in decision perhaps determines next step behavior etc. of user.
8.EPG service procedure
The operation flow that EPG provides content and service for set-top box is as shown in Figure 2:
1) user browses edge EPG and asks content corresponding and business by STB;
2) whether edge EPG determines request msg or business information according to service logic;
3) edge EPG is to the traffic distributor request msg and the business information of EPG network data center;
4) traffic distributor is judged to which concrete interface or application request data or business information according to request;
5) traffic distributor is to related application and interface module request msg or business information;
6) related application and interface module are finished function separately, carry out the tissue of data and business information, prepare return results;
7) related application and interface module are returned the data and the business information of traffic distributor request;
8) traffic distributor is given edge EPG return data and business information;
9) edge EPG dynamically generates the EPG page with data and business information and EPG template;
10) edge EPG returns the EPG page to STB.
9.EPG system group network pattern
The concentrated mode that adds distribution of two level frameworks is adopted in the deployment of the distributed EPG system at shared data Network Based center, as shown in Figure 3.
The EPG network data center, EPG configuration, issue and management system, ad decision system, content/service management and delivery system etc. is deployed in the Centroid of IPTV operation.The EPG network data center is at Centroid and IPTV system interface, and IPTV application and interactive system etc. are carried out interface.Edge EPG server then adopts distributed mode to be deployed in the system edges node of as far as possible close user side.The EPG configuration, issue and the management system that are deployed in Centroid are published to each area E PG Template Manager and distribution module with the EPG template, area E PG Template Manager and distribution module are published to edge EPG server with the EPG template again, and perhaps EPG configuration, issue and management system directly are published to edge EPG server with the EPG template.Edge EPG server is directly communicated by letter with the EPG network data center, obtains relevant data and business information and is used for the EPG page and dynamically generates service-user.Edge EPG server both can adopt physically and to have distributed, also can adopt distribute in logic and physical centralization in the mode of Centroid.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art should be within protection scope of the present invention for improvement and modification that the present invention makes according to announcement of the present invention.
Claims (12)
1, a kind of distributed EPG system of the shared data Network Based center that can be used for IPTV, it is characterized in that: this system is a core with central database, library and search engine, comprises two level frameworks of being made up of central server and Edge Server.
2, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 1, it is characterized in that: wherein epg database and search engine are the Centroids at IPTV, for the EPG server that is distributed in the edge provides unified shared data and the application service of network.
3, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 2 is characterized in that:
The mode of edge EPG server comprises: physically distribute; Distribute in logic and physical centralization at Centroid.
4, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 1 is characterized in that: comprise following functional module:
One is core with center metadata and library and search engine, for the EPG server that is distributed in the edge provides the data that unified network shares and the EPG network data center of application service;
One group of edge EPG server that the service of the EPG page is provided for the user;
One is configured, issues and manage EPG and template thereof, for EPG configuration, the issue of Edition Contains and daily operation and manage;
One defines content and business, the content/service management and the delivery system of management and issue;
One is used for advertising management, issue and the ad decision system of making a strategic decision.
5, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 4, it is characterized in that: described network shared data center comprises:
The title of the program that tissue, storage and the management EPG page will represent, director, performer, metadata such as brief introduction and with the EPG metadata and the library of the relevant picture of program;
One is used for the search engine related content in EPG metadata and the library being searched for and mated according to the request of user input;
Feature according to current program is carried out programs feature with label request search engine and is carried out search and related platform related and ordering with the label search and to the Search Results that search engine returns;
One provides the unified data access passage and the traffic distributor of standardized application interface;
A data-interface that is used to inquire about and obtain program metadata;
An application interface that is used to obtain other application of IPTV and the data of business.
6, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 5, it is characterized in that: described traffic distributor comprises:
Scheduling and distribution are unified in the request of edge EPG server;
Unified data access passage and standardized application interface is provided;
The business that traffic distributor can distribute comprises obtaining of content metadata, and the search of content is with related, the request of targeted ads with obtain the obtaining of IPTV user Userprofile and ordering information, and the obtaining of other applied business data;
7, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 5, it is characterized in that: described search with related is:
According to the business of the distribution of traffic distributor, to the search engine request search, comprising following main searching interface:
The data of searching request
The data of Search Results
The data of Search Results clauses and subclauses
Predefined a series of region of search:
Tag: label
Actor: performer
Director: director
Title: the title of content
Keywords: the keyword of content
Type: the classification of content
Specify the scope of search in request, be made up of the region of search that or one group of comma separate, search engine is searched in these region of search.
8, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 7 is characterized in that: the pattern that two kinds of search are provided:
Search for generally, in search engine to the request KeyWords carry out Word Intelligent Segmentation after, mate according to word segmentation result;
Accurately coupling is mated the whole KeyWords that asks in search engine;
The a series of medium types of predefine:
0: on-demand content
1: the live telecast content
2: the TV playback content
3: virtual channel content
Specify the medium scope of search in request, search engine is searched in the medium of correspondence.
9, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 5 is characterized in that: described data-interface, and the data-interface that provides EPG to obtain relevant information comprises following API:
GetChannelList (): obtain channel list;
GetChannelMeta (ChannelCode): obtain channel metadata;
GetChannelSchedule (ChannelCode): obtain the channel program list;
GetProgramCategoryList: obtain the tabulation of program request program classification;
GetProgramListFromCategory (CategoryCode): from specify classification, obtain the rendition list;
GetProgramMeta (ProgramCode): obtain the metadata of formulating program;
GetProgramHotlist: obtain the popular program tabulation;
GetProgramNewlist: obtain Latest Online the rendition list.
10, the distributed EPG system at the shared data Network Based center that can be used for IPTV according to claim 6, it is characterized in that: the interface of traffic distributor and IPTV system comprises following api interface:
GetUserProfile (): obtain user profile, obtain user's type, state, and the interface of other configuration informations when opening an account;
GetOrderInfo (): obtain the purchase information of content, obtain the interface of user to the rate of the order situation of content and this content;
PlaceOrder (): buy content, the interface of user's subscription content;
RequestToPlay (): request play authorization, the interface of the play authorization of request content;
GetOrderedList (): obtain the contents list of having ordered, obtain the interface of the contents list that the user ordered;
GetFavoriteList (): obtain the contents list in the collection, obtain the interface of the contents list in user's collection;
AddFavorite (): add film to collection, add the interface of content to user's collection;
RemoveFavorite (): from collection deletion film, the interface of deletion content from user's collection:
GetBookmark (): obtain bookmark, obtain the interface of the play time that the user stores in terms of content;
SetBookmark (): the storage bookmark, the storage user is at the interface of the current point in time of the content of playing;
SetLanguage (): category of language is set, the interface of user's category of language is set.
11, the EPG service procedure at a kind of shared data Network Based center is characterized in that: comprising:
1) user browses edge EPG and asks content corresponding and business by STB;
2) whether edge EPG determines request msg or business information according to service logic;
3) edge EPG is to the traffic distributor request msg and the business information of EPG network data center;
4) traffic distributor is judged to which concrete interface or application request data or business information according to request;
5) traffic distributor is to related application and interface module request msg or business information;
6) related application and interface module are finished function separately, carry out the tissue of data and business information, prepare return results;
7) related application and interface module are returned the data and the business information of traffic distributor request;
8) traffic distributor is given edge EPG return data and business information;
9) edge EPG dynamically generates the EPG page with data and business information and EPG template
10) edge EPG returns the EPG page to STB.
12, the EPG data and the business service method at a kind of shared data Network Based center is characterized in that: comprising:
1) the EPG template is at edge EPG server, and dynamic content and business datum are at network shared data center;
2) edge EPG server is directly communicated by letter with the EPG network data center, obtains relevant data and business information and is used for the EPG page and dynamically generates service-user;
3) scheduling and distribution are unified in the request of edge EPG server;
4) provide unified data access passage and standardized applied business interface.
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|---|---|---|---|
| CN2007100480278A CN101431425B (en) | 2007-11-09 | 2007-11-09 | Distributed EPG system and service flow based on network shared data center |
Applications Claiming Priority (1)
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| CN2007100480278A CN101431425B (en) | 2007-11-09 | 2007-11-09 | Distributed EPG system and service flow based on network shared data center |
Publications (2)
| Publication Number | Publication Date |
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| CN101431425A true CN101431425A (en) | 2009-05-13 |
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| CN103237231A (en) * | 2013-04-03 | 2013-08-07 | 北京中传数广技术有限公司 | EPG (electronic program guide) distribution method, EPG device and terminal device |
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