CN100518292C - Method for obtaining EPG and IPTV service system - Google Patents
Method for obtaining EPG and IPTV service system Download PDFInfo
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- CN100518292C CN100518292C CNB2006101498611A CN200610149861A CN100518292C CN 100518292 C CN100518292 C CN 100518292C CN B2006101498611 A CNB2006101498611 A CN B2006101498611A CN 200610149861 A CN200610149861 A CN 200610149861A CN 100518292 C CN100518292 C CN 100518292C
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Abstract
This invention provides a method for getting EPG and the IPTV service system, in which, the method includes: IMS terminal of the IP multimedia subsystem transmits the EPG applied matched data drafted by a user to the IPTV applied server and assigns EPG media resource based on the data and sends it to the user terminal. The IPTV service system includes: IPTV applied server used in receiving the EPG applied matched data drafted by a user and sent by the IMS terminal and provides them to the IMS center, which is used in distributing EPG media resource according to the matched data and sending it to the user terminal.
Description
Technical field
The present invention relates to the communications field, relate in particular to method and the IPTV operation system of a kind of EPG of obtaining.
Background technology
Electronic program guides (EPG, Electronic Program Guide) is the TV program guide system, is mainly used to describe the information of all programs that offer the televiewer.EPG is accomplished in traditional digital television techniques and existing non-Internet Protocol Television based on IM CN subsystem (IMS, IP MultimediaSubsystem) (IPTV, IP Television) application at present.
EPG provides the human-computer interaction interface of being made up of literal, figure, image by video screen to the user, is responsible for the navigation of TV programme and miscellaneous service; The user can understand the relevant information (comprising Pgmtime, reproduction time, content outline etc.) of program by electronic program guides, and realizes quick retrieval and visit to program, carries out operations such as channel selection or video request program.The formation of EPG depends on program broadcast front end will meet numerical digit video broadcasting (DVB, Digital Video Broadcasting) information on services (SI of standard, Service Information) (TS is flowed in the transmission that is inserted into the carrying programme information, Transport Stream) in, these SI information have been carried the needed total data of EPG.An EPG system comprises two major parts, i.e. generator subsystem and Decoder Subsystem; The generator subsystem responsible produces the information on services of IPTV, and information on services is generally provided by the platform operation merchant; Decoder Subsystem is responsible for SI is resolved and generate program guide, and the process of resolving SI generally realizes in the Integrated Receive Decoder (IRD) of receiving terminal set-top box.EPG information comprises: network information table NIT, BAT bouquet association table BAT, SDT Service Description Table SDT, Event Information Table EIT etc.In the structure with tree-shaped chained list after the EPG data message that carries in the TS stream receives by IRD.
From above process as can be seen, because the formation of EPG mainly relies on existing TV operator, be presented in EPG content in face of the user, the interactivity of limited subscriber and the selection that freely customizes by the screening of receiving terminal set-top box; And because the EPG content that provides only is confined to the content of existing TV network, do not support communication or Internet service, can not have in the Internet or the popularity of communication service content from limitation EPG content, and lack experience for multimedia communication service, for example TV bundlees sound (Voice), video (Video), the business experience of data (Data).
Summary of the invention
The technical problem to be solved in the present invention provides method and the IPTV operation system of a kind of EPG of obtaining, and the customization of realization EPG and the EPG that is customized obtain.
For solving the problems of the technologies described above, the objective of the invention is to be achieved through the following technical solutions:
The invention provides the method for a kind of EPG of obtaining, comprising:
The IMS terminal sends to the IPTV application server with the application configuration data of the electronic program guide (EPG) of customization; The IPTV application server provides the application configuration data of the EPG of described customization to the IMS center; The application configuration data of the EPG of the described customization that the IMS center described IPTV application server of foundation provides distributes the EPG media resource, and the EPG media resource is pushed to the IMS terminal.
Optionally, described IMS terminal is obtained the operation interface of customization EPG by uniform resource position mark URL.
Optionally, the application configuration data of the EPG of described customization is stored on the described IPTV application server with the XML text.
Optionally, described IMS terminal obtains and operates the application configuration data of the EPG that is stored in the described customization on the IPTV application server by URL and user name.
Optionally, described IMS terminal sends to the application configuration data of the EPG of customization after the IPTV application server, the EPG media resource is distributed according to the application configuration data of the EPG of described customization in described IMS center, and comprises before the EPG media resource is pushed to the IMS terminal:
Described IMS receives at the center sip message that described IMS terminal sends, and sip message is forwarded to the IPTV application server;
The IPTV application server returns the sip message that the EPG that carries customization uses configuration data to described IMS center.
The present invention also provides a kind of IPTV operation system, comprising:
The IPTV application server is used to receive the application configuration data of the EPG of the customization that the IMS terminal sends, and the application configuration data of the EPG of customization is provided to the IMS center; The IMS center is used for the EPG application configuration data distribution EPG media resource according to the described customization of described IPTV application server reception, and described EPG media resource is pushed to the IMS terminal.
Optionally, described IPTV application server comprises:
Service Control Unit, the sip message that is used for receipt of call conversation control function unit forwards, the application configuration data of the EPG of the described customization of EPG cell stores is added in the sip message, and the sip message of the application configuration data of the described EPG that carries described customization is returned to described CSCF unit;
The EPG memory cell is used to receive and store the application configuration data of the EPG of the customization that described IMS terminal sends.
Optionally, described IMS center comprises:
The CSCF unit, be used to receive sip message, described sip message is forwarded to Service Control Unit, and the sip message of the application configuration data of the EPG that carries described customization that described Service Control Unit is returned is transmitted to media resource controlled function unit;
Media resource controlled function unit is used to receive the sip message that the described EPG that carries described customization uses configuration data, and control media resource processing function unit serves as according to distributing the EPG media resource with the application configuration data of the EPG of described customization;
The media resource processing function unit is used under the control of media resource controlled function unit application configuration data with the EPG of described customization and serves as according to distributing the EPG media resource, and the EPG media resource is pushed to the IMS terminal.
Optionally, described IMS center comprises:
The CSCF unit is used to receive sip message, and described sip message is forwarded to Service Control Unit, and the sip message that carries EPG application configuration data that described Service Control Unit returns is transmitted to content server;
Content server is used to receive the sip message that the described EPG that carries described customization uses configuration data, and to use configuration data with the EPG of described customization serve as according to distributing the EPG media resource, and described EPG media resource is pushed to the IMS terminal.
Above technical scheme because the present invention realizes customization and the propelling movement of EPG on the IMS framework, increases the experience of user to multimedia communication service as can be seen; Realize the customization of EPG, make the user freely to select customizing programming, after the user turns on TV, do not need just to search for again and can see the program of oneself liking, user-friendly, increase user's individualized experience.
Further, owing to the invention provides the operation interface that obtains customization EPG by URL, the user can obtain the operation interface of customization EPG by the terminal input URL that portable terminal, computer etc. can link the Internet, realizes the customization of EPG quickly, and is user-friendly.
Further, because what the media resource processing function unit was distributed is the EPG media resource of customization, the EPG media resource that the media resource processing function unit pushes also is the EPG media resource of customization, needn't push all EPG media resources again, effectively the conserve bandwidth resource improves efficiency of transmission; The also EPG media resource for customizing that same content server pushes needn't push all EPG media resources again, and effectively the conserve bandwidth resource improves efficiency of transmission.
Further, owing to the invention provides distribution and the propelling movement that independent content server carries out the EPG media resource, alleviate the burden of media resource processing function unit and media resource processing function unit in the IMS system, accelerate the assigning process of EPG media resource effectively, save user's time.
Description of drawings
Fig. 1 is the total method figure of the EPG of obtaining provided by the invention;
Fig. 2 is that the method for the EPG of obtaining provided by the invention is implemented illustration;
Fig. 3 is that IPTV operation system first provided by the invention is implemented illustration;
Fig. 4 is that the IPTV of obtaining operation system second provided by the invention is implemented illustration.
Embodiment
The invention provides method and the IPTV operation system of a kind of EPG of obtaining, be used for user side and obtain the EPG media resource.The present invention can realize the personalized customization of EPG.
Seeing also Fig. 1 is total method figure that obtains EPG provided by the invention.
S1) the IMS terminal sends to the IPTV application server with the application configuration data of the EPG of customization;
S2) IMS distributes the EPG media resource according to the application configuration data of the EPG of the described customization of storing on the described IPTV application server, and the EPG media resource is pushed to user side.
Method according to total the invention provides detailed embodiment.
Seeing also Fig. 2 is the method enforcement illustration of the EPG of obtaining provided by the invention.
D1) the application configuration data of the EPG of transmission customization;
The user is by the customization of the realization of the Ut between IMS terminal and IPTV application server EPG, and Ut is the logic interfacing that is present between IMS terminal and the application server.
Ut adopts HTTP1.1 agreement (Hypertext Transfer Protocol), its upper strata is an XML configuration access agreement (XCAP), by Internet-Draft " The Extensibe Markup Langage (XML) CongfigurationAccess Protocal (XCAP) definition; Therefore, in this step the user can in browser address bar, import URL(uniform resource locator) (URL, Uniform Resource Locator) visit be stored on Portal server or the IPTV application server for the user select, customization with XML or the EPG that stores with other forms; The configuration data of the EPG of customization is stored on the TPTV application server with the XML text, and the user imports the application configuration data that EPG was obtained and operated to URL and user name (user is as the user name of IMS registered user registration) in browser's address bar.
The customizable EPG of the present invention's definition thes contents are as follows:
(1) channel selection
The custom feature of channel is the most basic demand of user, and the user can customize the channel of oneself liking certainly, as Shenzhen satellite TV; The user can also customize certain class channel of oneself liking, and as sports channel, system then is all channel program relevant with physical culture navigation of customization automatically.
(2) individual subscriber hobby customization
The user can customize some oneself personal like, as certain director's film; Variety show title or the like, system can mate according to keyword, and with relevant navigation content foremost, highlighted demonstration.
(3) content constraints rank customization
Other restriction of level can be done to TV programme by IPTV operator, and the user with highest level can see all TV programme, and the TV programme of seeing along with other decline of level user is confined many more.
Among the present invention, the user can customizing programming the rank of navigation corresponding content, i.e. the rank that program is watched in user oneself selection.Such as some family the rank that only suitable children watch can be set, mask some inappropriate programs thereby filter.
(4) program commending navigation customization
The user can select whether custom-built system recommend programs every day is navigated.
(5) focus seniority among brothers and sisters navigation customization
The user can select whether to customize the hot programs navigation of watching every day number maximum, as the TOP10 program.
At the content of the EPG of above user customizable, the following content information that provides with the EPG that the user was customized of XML form storage, i.e. the application configuration data of the EPG of customization:
<？xml?version＝″1.0″encoding＝″gb2312″？>
<！DOCTYPE?EPG_example?SYSTEM″EPG?1.DTD″>
<EPG_example>
<EPG_item>
＜Tag_userid〉user ID＜/Tag_userid 〉
<Val_userid>20060824U00a</Val_userid>
</EPG_item>
＜!--determine the related ID--of user and the EPG content of its subscription 〉
<EPG_item>
＜Tag_groupid〉ID of group＜/Tag_groupid 〉
<Val_groupid>20060824G001</Val_groupid>
</EPG_item>
＜!--group user Tag ID--〉
<EPG_item>
＜Tag_flgrcmd〉subscription program commending today navigation Tag ID＜/Tag_flgrcmd 〉
＜Val_flgrcmd〉be/not＜/Val_flgrcmd 〉
</EPG_item>
＜!--showing whether the user has subscribed to this part navigation of program commending today--〉
<EPG_item>
＜Tag_flghotlist〉subscription focus seniority among brothers and sisters navigation ID＜/Tag_flghotlist 〉
＜Val_flghotlist〉be/not＜/Val_flghotlist 〉
</EPG_item>
＜!--showing whether the user has subscribed to focus and ranked this part navigation--〉
<EPG_item>
＜Tag_restriction〉the content constraints rank＜/Tag_restriction 〉
<Val_restriction>A</Val_restriction>
</EPG_item>
＜!--programme content restriction rank that recording user requires--〉
<EPG_item>
＜Tag_usrfocus〉the coupling keyword＜/Tag_usrfocus 〉
＜Val_usrfocus〉world cup/show sword＜/Val_usrfocus 〉
</EPG_item>
＜!--keyword of user's subscription programs--〉
<EPG_item>
＜Tag_communication〉communication service customize related ID＜/Tag_communication
<Val_communication>Voice/Presence</Val_communication>
</EPG_item>
＜!--whether the user bundlees other communication services--〉
<EPG_item>
＜Tag_channeltype〉channel categories＜/Tag_channeltype 〉
＜Val_channeltype〉news/sports/literature and art＜/Val_channeltype 〉
</EPG_item>
＜!--the channel categories tabulation that the user has subscribed to, content comprise classification that the user subscribes to as sports channel--〉
<EPG_item>
＜Tag_channelinfo〉channel information＜/Tag_channelinfo 〉
＜Val_channelinfo〉CCTV1/ Phoenix Satellite TV/HNTV/HBO＜/Val_channelinfo 〉
</EPG_item>
＜!--the channel list that the user has subscribed to, content comprises concrete channel designation--
</EPG_example>
D2) IMS receives sip message, and sip message is forwarded to the IPTV application server;
IMS selects Session Initiation Protocol (Session Initiation Protocol, session initiation protocol) as the agreement of carrying out session control.The initial message of SIP session initiation session is an invite message; The user initiates the SIP session, can send this sip message in the CSCF unit (CSCF, Call Session Control Function) in IMS.
CSCF receives sip message, and triggering the IPTV application server is that CSCF is forwarded to the IPTV application server with the sip message that receives.
D3) the IPTV application server returns the sip message of the application configuration data of the EPG that carries customization to IMS;
After the IPTV application server is received the sip message of CSCF forwarding, the EPG that stores is used configuration data add in the sip message, the sip message that will carry EPG application configuration data again returns to CSCF; What EPG used that configuration data is customization is stored in EPG customized content on the IPTV application server with the XML text.
D4) IMS distributes the EPG media resource according to the application configuration data of the EPG of customization;
Media resource controlled function unit (MRFC, Media Resource Function Controller), according to calling of CSCF, MRFC finishes corresponding media stream code/decode, conversion, mixing and playing function by the control of agreement H.248 MRFP; The sip message that is the application configuration data of the CSCF EPG that will carry customization is transmitted to MRFC.
MRFC control media resource processing function unit (MRFP, Media Resource Function-Process Part) is a foundation with the application configuration data of the EPG that carries customization, distributes the EPG media resource, and this is a prior art, does not give unnecessary details at this.
MRFC and MRFP distribute the EPG media resource according to the application configuration data of the EPG of customization in this step, also can have independent content server to finish.Content server is the media server in the IPTV system, and this media server is used for the Media Stream and the corresponding EPG Media Stream of stored television program content.Content server described in this method need be expanded SIP control signaling interface on the basis of existing media server, so that insert in the IMS system; Content server has the function of MRFC and MRFP but the standard network element of non-IMS system among the present invention.
D5) IMS is pushed to user side with the EPG media resource;
Be that MRFP is pushed to set-top box with the EPG media resource, if at step D4) in content server according to the application configuration data distribution EPG media resource of the EPG of customization, then the EPG media resource is pushed to set-top box by content server.
So far, by the conversion of set-top box, just can realize that the user obtains the TV programme among the EPG of customization on video screen.
Seeing also Fig. 3 is that IPTV operation system first provided by the invention is implemented illustration.
As shown in the figure, the system that obtains EPG comprises: IPTV application server 100 is used to receive the application configuration data of the EPG of the customization that the IMS terminal sends, and the application configuration data of the EPG of customization is provided to the IMS center;
Wherein the IPTV application server comprises: Service Control Unit 101, the sip message that is used for receipt of call conversation control function unit forwards, the application configuration data of the EPG of the described customization of EPG cell stores is added in the sip message, and the sip message of the application configuration data of the described EPG that carries described customization is returned to described CSCF unit;
Corresponding IMS center comprises: CSCF unit 201, be used to receive sip message, described sip message is forwarded to Service Control Unit, and the sip message of the application configuration data of the EPG that carries described customization that described Service Control Unit is returned is transmitted to media resource controlled function unit;
Media resource controlled function unit 202, be used to receive the sip message that the described EPG that carries described customization uses configuration data, and control media resource processing function unit serves as according to distributing the EPG media resource with the application configuration data of the EPG of described customization;
Media resource processing function unit 203 is used under the control of media resource controlled function unit application configuration data with the EPG of described customization and serves as according to distributing the EPG media resource, and the EPG media resource is pushed to user side.
Seeing also Fig. 4 is that IPTV operation system second provided by the invention is implemented illustration.
Among this embodiment, content server replaces MRFC and MRFP to finish the distribution and the propelling movement of EPG media resource; Can alleviate the burden of MRFC and MRFP in the IMS system, accelerate the assigning process of EPG media resource effectively, save user's time.
As shown in the figure, the system that obtains EPG comprises: IPTV application server 100 is used to receive the application configuration data of the EPG of the customization that the IMS terminal sends, and the application configuration data of the EPG of customization is provided to the IMS center;
Wherein the IPTV application server comprises: Service Control Unit 101, the sip message that is used for receipt of call conversation control function unit forwards, the application configuration data of the EPG of the described customization of EPG cell stores is added in the sip message, and the sip message of the application configuration data of the described EPG that carries described customization is returned to described CSCF unit;
Corresponding IMS center comprises: CSCF unit 201, be used to receive sip message, described sip message is forwarded to Service Control Unit, and the sip message of the application configuration data of the EPG that carries described customization that described Service Control Unit is returned is transmitted to media resource controlled function unit;
More than method and the IPTV operation system of a kind of EPG of obtaining provided by the present invention is described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (9)
1, a kind of method of obtaining EPG is characterized in that, comprising:
The IMS terminal sends to the IPTV application server with the application configuration data of the electronic program guide (EPG) of customization;
The IPTV application server provides the application configuration data of the EPG of described customization to the IMS center;
The application configuration data of the EPG of the described customization that the IMS center described IPTV application server of foundation provides distributes the EPG media resource, and the EPG media resource is pushed to the IMS terminal.
2, the method for obtaining EPG according to claim 1 is characterized in that, described IMS terminal is obtained the operation interface of customization EPG by uniform resource position mark URL.
3, the method for obtaining EPG according to claim 2 is characterized in that, the application configuration data of the EPG of described customization is stored on the described IPTV application server with the XML text.
4, the method for obtaining EPG according to claim 3 is characterized in that, described IMS terminal obtains and operate the application configuration data of the EPG that is stored in the described customization on the IPTV application server by URL and user name.
5, the method for obtaining EPG according to claim 1 and 2 is characterized in that, described IPTV application server provides the application configuration data of the EPG of described customization to comprise to the IMS center::
Described IMS receives at the center sip message that described IMS terminal sends, and sip message is forwarded to the IPTV application server;
The IPTV application server returns the sip message that the EPG that carries customization uses configuration data to described IMS center.
6, a kind of IPTV operation system is characterized in that, comprising:
The IPTV application server is used to receive the application configuration data of the EPG of the customization that the IMS terminal sends, and the application configuration data of the EPG of customization is provided to the IMS center;
The IMS center is used for the EPG application configuration data distribution EPG media resource according to the described customization of described IPTV application server reception, and described EPG media resource is pushed to the IMS terminal.
7, IPTV operation system according to claim 6 is characterized in that, described IPTV application server comprises:
Service Control Unit, the sip message that is used for receipt of call conversation control function unit forwards, the application configuration data of the EPG of the described customization of EPG cell stores is added in the sip message, and the sip message of the application configuration data of the described EPG that carries described customization is returned to described CSCF unit;
The EPG memory cell is used to receive and store the application configuration data of the EPG of the customization that described IMS terminal sends.
8, IPTV operation system according to claim 7 is characterized in that, described IMS center comprises:
The CSCF unit, be used to receive sip message, described sip message is forwarded to Service Control Unit, and the sip message of the application configuration data of the EPG that carries described customization that described Service Control Unit is returned is transmitted to media resource controlled function unit;
Media resource controlled function unit is used to receive the sip message that the described EPG that carries described customization uses configuration data, and control media resource processing function unit serves as according to distributing the EPG media resource with the application configuration data of the EPG of described customization;
The media resource processing function unit is used under the control of media resource controlled function unit application configuration data with the EPG of described customization and serves as according to distributing the EPG media resource, and the EPG media resource is pushed to the IMS terminal.
9, IPTV operation system according to claim 7 is characterized in that, described IMS center comprises:
The CSCF unit is used to receive sip message, and described sip message is forwarded to Service Control Unit, and the sip message that carries EPG application configuration data that described Service Control Unit returns is transmitted to content server;
Content server is used to receive the sip message that the described EPG that carries described customization uses configuration data, and to use configuration data with the EPG of described customization serve as according to distributing the EPG media resource, and described EPG media resource is pushed to the IMS terminal.
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| CNB2006101498611A CN100518292C (en) | 2006-10-27 | 2006-10-27 | Method for obtaining EPG and IPTV service system |
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| CN100518292C true CN100518292C (en) | 2009-07-22 |
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| CN101155191B (en) * | 2006-09-25 | 2011-06-08 | 华为技术有限公司 | System and method for supporting IMS terminal using the existing IPTV service |
| CN101325797B (en) * | 2007-06-15 | 2012-12-12 | 华为技术有限公司 | Method for acquiring IPTV business selection information and function entity |
| CN101330436B (en) * | 2007-06-19 | 2014-04-30 | 上海贝尔阿尔卡特股份有限公司 | Method and device for transmitting adjustable multicast multimedia service data |
| CN101072326B (en) * | 2007-06-20 | 2011-12-21 | 华为技术有限公司 | method, system and device for accessing service of non-attribution contracted IPIV service provider |
| CN101355676B (en) * | 2007-07-24 | 2010-07-07 | 华为技术有限公司 | Method for providing network television service information and network television service system |
| WO2009024071A1 (en) * | 2007-08-17 | 2009-02-26 | Huawei Technologies Co., Ltd. | System, method and device for realizing iptv media content security |
| CN101459664B (en) | 2007-10-22 | 2010-10-20 | 华为技术有限公司 | Method and apparatus for acquiring IPTV service media description information |
| CN101459525B (en) * | 2007-10-22 | 2012-12-12 | 华为技术有限公司 | Method, system and device for medium control |
| CN101420588A (en) * | 2007-10-26 | 2009-04-29 | 华为技术有限公司 | Recorded label obtaining method, system and equipment in IPTV system |
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