CN101686249A - Subscription method and system of recommended information and recommended service server - Google Patents
Subscription method and system of recommended information and recommended service server Download PDFInfo
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- CN101686249A CN101686249A CN200810198879A CN200810198879A CN101686249A CN 101686249 A CN101686249 A CN 101686249A CN 200810198879 A CN200810198879 A CN 200810198879A CN 200810198879 A CN200810198879 A CN 200810198879A CN 101686249 A CN101686249 A CN 101686249A
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Abstract
The invention discloses a subscription method of recommended information, comprising the following steps: acquiring subscription requests which are used for subscribing recommended information; acquiring recommended information according to the subscription requests, generating the recommended information notification message from the recommended information; and sending the notification message of the recommended information to a terminal. The invention also discloses a subscription system of the recommended information and a recommended service server. In the invention, the terminal initatesthe subscription requests, and the recommended service server provides recommended information to the terminal according to the subscription requests, thus improving the accuracy of the recommended information.
Description
Technical field
The present invention relates to a kind of communications field, relate in particular to a kind of subscription method of recommended information, recommendation information ordering system, and recommended service server.
Background technology
IP Multimedia System (IP Multimedia Subsystem, IMS) be 3rd Generation Partnership Project (3rd Generation Partnership Project, 3GPP) standard definition IMS, be that 3G (3rd Generation) mobile network is realized packet voice and grouped data, the unified multimedia service and the objective network of application are provided.
IMS adopts the bearer path of IP packet domain as its control signaling and media delivery, adopts Session Initiation Protocol as call control signalling, has realized that the three that service management, session control and carrying insert separates.
Wherein, Session Initiation Protocol is an application layer control protocol that is used to set up, change and stop Multimedia session or calling, and these Multimedia session comprise multimedia conferencing, remote teaching, Internet telephony etc.
(IP Television is that a kind of the transmission on IP network comprises TV, video, text, figure and data etc. IPTV), and the manageable multimedia service of service quality/Quality of experience assurance, safety, interactivity and reliability is provided IPTV.The user can use at home personal computer or set-top box (Set TopBox, STB)+the general television set mode enjoys the IPTV business, also can enjoy the IPTV business by portable terminal.IPTV transmits clean culture, broadcasting or group broadcasting video frequency program with the form of IP bag.
In IPTV system based on IMS, the user can obtain a large amount of information at any time, when the user faces too many selective information, being starved of a kind of instrument can help it to find real interested content fast, it is content recommendation system, making it can assist operator is that the user selects the content that is fit to own interest of user and requirement, can generate the recommendation media content that is fit to user preference according to user's grading, userspersonal information and data content etc.Recommendation information can comprise that the hot broadcast seniority among brothers and sisters is recommended, similar commending contents, can also provide commending contents targetedly for the user, shows individual character.At present existing plurality of kinds of contents commending system is widely used in TV, broadcasting and internet arena.
But, existing recommend method all be commending system initiatively to user's recommendation information, commending system is recommended individualized content according to the user preference information that presets.This recommend method is owing to lack initiatively interactivity of user, and the content that causes recommending is not the content that the user really wants, and can not meet the problem of user preference in real time.
Summary of the invention
Embodiment of the invention technical problem to be solved is, a kind of subscription method of recommended information is provided, recommended service server, and recommendation information ordering system, to realize initiating subscribe request by terminal, recommended service server provides recommendation information according to subscribe request to terminal, improves the accuracy of recommendation information.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of subscription method of recommended information, comprising:
Obtain subscribe request, described subscribe request is used to subscribe to recommendation information;
According to described subscribe request, obtain recommendation information, described recommendation information is generated the recommendation information notification message;
Described recommendation information notification message is sent to terminal.
Correspondingly, the embodiment of the invention also provides a kind of recommended service server, comprising:
Acquiring unit is used to obtain subscribe request, and described subscribe request is used to subscribe to recommendation information;
Generation unit is used for obtaining recommendation information according to described subscribe request, and described recommendation information is generated the recommendation information notification message;
Transmitting element is used for described recommendation information notification message is sent to terminal.
Correspondingly, the embodiment of the invention also provides the recommendation information ordering system, comprising: terminal and recommended service server, and described terminal comprises: request transmitting unit is used to send subscribe request; Described recommended service server comprises: acquiring unit, be used to obtain subscribe request, and described subscribe request is used to subscribe to recommendation information; Generation unit is used for obtaining recommendation information according to described subscribe request, and described recommendation information is generated the recommendation information notification message; Transmitting element is used for described recommendation information notification message is sent to terminal.
Implement the embodiment of the invention, owing to initiate subscribe request by terminal, recommended service server provides recommendation information according to subscribe request to terminal, has improved the accuracy of recommendation information.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a first embodiment of the invention subscription method of recommended information schematic flow sheet;
Fig. 2 is a second embodiment of the invention subscription method of recommended information schematic flow sheet;
Fig. 3 is a third embodiment of the invention subscription method of recommended information schematic flow sheet;
Fig. 4 is a fourth embodiment of the invention subscription method of recommended information schematic flow sheet;
Fig. 5 is a fifth embodiment of the invention subscription method of recommended information schematic flow sheet;
Fig. 6 is the composition schematic diagram of embodiment of the invention recommendation information ordering system;
Fig. 7 is the composition schematic diagram of embodiment of the invention recommended service server.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
The embodiment of the invention provides a kind of subscription method of recommended information, comprising: obtain subscribe request, described subscribe request is used to subscribe to recommendation information; According to described subscribe request, obtain recommendation information, described recommendation information is generated the recommendation information notification message; Described recommendation information notification message is sent to terminal.The embodiment of the invention also discloses a kind of recommendation information ordering system, and recommended service server (Recommend Server, RCMS).Be described in detail respectively below.
With reference to figure 1, be first embodiment of the invention subscription method of recommended information schematic flow sheet, comprising:
101, obtain subscribe request, described subscribe request is used to subscribe to recommendation information;
Herein, the described subscribe request of obtaining is specially: the recommendation information that obtains in the described subscribe request is subscribed to identification information and text type format information and user preference information; The described recommendation information that obtains in the described subscribe request is subscribed to identification information and text type format information and user preference information and is comprised: the message header of resolving described subscribe request, obtain described recommendation information and subscribe to identification information and described text type format information, and determine the message body form of described subscribe request; According to the message body of the described subscribe request of described message body formats, obtain described user preference information.The described recommendation information that obtains in the described subscribe request comprises before subscribing to identification information and text type format information and user preference information: terminal is obtained described user preference information; The form of the dialogue-based initiation protocol of described terminal is subscribed to identification information and described text type format information and described preference information with described recommendation information, and assembling generates described subscribe request; Described terminal sends described subscribe request.Described user preference information can be terminal preset user preference information or user preference information or the real-time user preference information that is provided with of terminal downloaded from network data base.Comprise the opportunity that terminal sends subscribe request: the user instruction that receives, such as the user by the hot key triggering on the remote controller; Perhaps, user registration state carries out initiating subscribe request to RCMS after IPTV succeeds in registration as the user; Perhaps, session status is as user's promptly fixing initiation subscribe request after the IPTV session is set up; Perhaps, local policy is no more than 6 hours as each subscribe request term of validity, and the term of validity triggers new subscribe request later at once.
Or the described subscribe request of obtaining is specially: the recommendation information that obtains in the described subscribe request is subscribed to identification information and text type format information, and described recommendation information is subscribed to identification information and is used to indicate described subscribe request to be used to subscribe to recommendation information; Described according to described subscribe request, obtain recommendation information, described recommendation information is generated the recommendation information notification message to be specially: described according to described subscribe request, obtain described recommendation information, and, the described recommendation information that gets access to is generated the recommendation information notification message based on described recommendation information subscription identification information and described text type format information.As: terminal sends subscribe request, and RCMS obtains the program of current top ten hot broadcast, and subscribes to identification information and described text type format information based on described recommendation information, with the program generation recommendation information notification message of this top ten hot broadcast.The recommendation information subscription identification information and the text type format information that obtain in the described subscribe request are specially: resolve the message header of described subscribe request, obtain described recommendation information and subscribe to identification information and described text type format information.
Above-mentioned text type format information comprises extend markup language (eXtensible Markup Language, XML) text type format information.
102, according to described subscribe request, obtain recommendation information, described recommendation information is generated the recommendation information notification message;
Herein, described according to described subscribe request, obtain recommendation information, described recommendation information is generated the recommendation information notification message to be specially: according to described user preference information, obtain described recommendation information, and, the described recommendation information that gets access to is generated the recommendation information notification message based on described recommendation information subscription identification information and described text type format information.Described according to described user preference information, obtaining described recommendation information is specially: with described user preference information as filtering condition, obtain the recommendation information that is associated with described user preference information, as: the user likes Zhang Yimou director's program, then obtains Zhang Yimou director's program commending tabulation.Described generation recommendation information notification message comprises: after receiving described subscribe request, generate described recommendation information notification message immediately, or, when described recommendation information upgrades, generate described recommendation information notification message.Described recommendation information upgrades and comprises: the variation of user's current business state, as: when the user used the TV Guide browse service, described IPTV recommendation information was a hot broadcast program seniority among brothers and sisters recommendation list; When the user used demand (telecommunication) service to watch program A, described IPTV recommendation information was the program commending tabulation related with program A; When the user used advertising business, described IPTV recommendation information was commodity purchasing information related with this advertisement etc.; When the user forwarded another video segment (perhaps frame of video, object video etc.) to from a video segment (perhaps frame of video, object video etc.), associated recommendation information also can upgrade.Or the passing of time, as: the time period that the user was set between 6 o'clock to 7 o'clock evening likes watching animated films, and then this moment, recommendation information was updated to the recommendation information of cartoon; When the user carried out the program switching in a direct broadcast band, associated recommendation information also can upgrade.Or the variation of user online status, as: when the current state from " hurrying " of user was converted into " spare time ", the IPTV recommendation information was updated to easily happy program, helped the user to loosen mood.
103, described recommendation information notification message is sent to terminal.
Wherein, Session initiation Protocol (Session Initiation Protocol, SIP) SUBSCRIBE message comprises the IPTV subscribe request, the Event header field of SUBSCRIBE message is set to recommendation (recommendation is that recommendation information is subscribed to identification information), perhaps other are feasible, can indicate the sign (as recmd etc.) of recommendation incident bag.The Accept header field of SUBSCRIBE message is set to application/recmdcontent-list+xml (application/recmdcontent-list+xml is the text type format information), perhaps other signs feasible, that can indicate the recommendation information mime type (as application/recmd-info+xml etc.); Specifying the used mime type of subscribe request main body in the Content-type header field of SUBSCRIBE message is application/simple-filter+xml, other header fields of SUBSCRIBE message can be provided with as follows, the From header field is set to IMS user's publicly-owned identify label, perhaps initiate other entities of subscribe request SIP unified resource identifier (Uniform Resource Identifier, URI); To header field be set to IMS user's publicly-owned identify label or the public service identity of RCMS (PublicService Identifier, PSI); The message body of SUBSCRIBE message comprises user preference information, and user preference information can be that the user presets, and also can download from other network data bases, can also be that the user is provided with in real time.User's preference information, can be the director who likes, the favorite actor, the program category of liking, it maybe can be the preference information of time segment, such as evenings 6 point～7 like the cartoon program, love play etc. is liked in 8 point～10, it maybe can be the associated programme information of IPTV recommendation information, specifying such as the user is the IPTV recommendation information relevant with program A, maybe can be to select preference according to the keyword of current program, the keyword of current program can be that network presets, keyword such as current program is director and three performer a, b, c, user select performer a as preference information.
The NOTIFY of SIP comprises the recommendation information notification message, and the Event header field of NOTIFY is set to the Event header field value of SUBSCRIBE message, and the Content-Type header field of NOTIFY is set to the Aceept header field value of SUBSCRIBE message.
To provide object lesson below, said method is elaborated, SIP SUBSCRIBE message comprises the IPTV subscribe request.
With reference to figure 2, be second embodiment of the invention subscription method of recommended information schematic flow sheet; When the user sees the A program, can obtain and the similar programs recommended catalogue of A program; When the user sees the B program, can obtain the programs recommended catalogue that is associated with the B program.Implementation is as follows:
201, user's start triggers the business of recommending after center IMS finishes registration, such as recommending professional by the third-party registration triggering;
202, the user sends SIP SUBSCRIBE message, and SUBSCRIBE message header form is as follows:
SUBSCRIBE sip:user1_public1@home1.net SIP/2.0 or RCMS@IPTVsp.com
From：user1_public1@home1.net；tag＝1234567
To:user1_public1@home1.net or RCMS@IPTVsp.com
Event：recommendation
Expire：3600
Accept：application/recmdcontent-list+xml
Content-Type：application/simple-filter+xml
203, SIP SUBSCRIBE message is triggered to RCMS via center IMS, can be that the initial trigger criterion triggers, and trigger condition is the Event incident recommendation of SUBSCRIBE message; RCMS can set up subscribing relationship for the user after receiving SIP SUBSCRIBE message.RCMS can carry out logics such as service authentication to the user in this process;
204, RCMS by the TV Guide browse service that the perception user is using, generates present hot broadcast program seniority among brothers and sisters table at user's subscribing relationship, and carries hot broadcast program seniority among brothers and sisters table by the SIP NOTIFY and send to the user.In this process, it can be that mode by reporting of user realizes that RCMS perception user uses the process of TV Guide browse service;
205, the SIP NOTIFY turns back to the user via center IMS; After the user obtains IPTV recommendation information entrained in the SIP NOTITY message, can select program wherein to watch, perhaps ignore operations such as this information;
206, the user perhaps selects program A to watch from the IPTV recommendation information (hot broadcast the rendition list) that obtains from TV Guide the rendition list;
207, the user is sent in the line states renewal to state server (Presence Server), and the current program A that is watching is reported to Presence Server;
208, RCMS obtains user's current IP TV business state information, thereby knows that the user is watching program A;
209, RCMS generates and the relevant recommendation list of current program A, and the recommendation strategy can be that the IPTV service provider presets, and can also be that the user presets, such as other the rendition lists that same director led, or same protagonist other the rendition lists of drilling;
2010, RCMS sends the SIP NOTIFY that carries with program A associated recommendation information and is notified to the user;
2011, SIP NOTIFY sends to the user via center IMS;
2012, the user watches program B;
2013, the user is sent in the line states renewal to Presence Server, and the current program B that is watching is reported to Presence Server;
2014, RCMS obtains user's current IP TV business state information, thereby knows that the user is watching program B;
2015, RCMS generates and the relevant recommendation list of current program B, and the recommendation strategy can be that the IPTV service provider presets, and can also be that the user presets, such as other the rendition lists that same director led, or same protagonist other the rendition lists of drilling;
2016, RCMS sends the SIP NOTIFY that carries with program B associated recommendation information and is notified to the user;
2017, the SIP NOTIFY sends to the user via center IMS.
Implement the embodiment of the invention two, when the user sees the A program, can obtain the programs recommended catalogue that is associated with the A program, when the user sees the B program, RCMS is the B program according to the current program of seeing of user, obtain the programs recommended catalogue that is associated with the B program, can be in real time provide programs recommended catalogue to the user, to satisfy the preference that the programs recommended catalogue that offers the user satisfies the user according to user's preference information.
With reference to figure 3, be third embodiment of the invention subscription method of recommended information schematic flow sheet; The user is seeing the program A that likes, and be delithted with the protagonist a of the inside, when program A finishes soon, the user is by the hot key on the remote controller, such as " recommendation ", obtain the related keyword of program A, such as director, protagonist, school etc., the user selects to act the leading role a as index, obtains and acts the leading role other program contents that a also drilled.Implementation is as follows:
301, the user is watching program A, clicks the hot key " recommendation " on the remote controller;
302, program contents from the keyword of current program A to RCMS request that be associated with of user, the user sends SIP SUBSCRIBE message, carry the keyword of current program A in the message, and the content that indicates message is the keyword of program A, after RCMS receives messages sent by users, return correspondent keyword information, such as information such as director names, featured performer names, these information can be that the service provider presets;
303, keyword (as: performer Ge You) is wherein selected in the keyword message of user's program receiving A and demonstration;
304, the user initiates other program request that performer a (Ge You) is drilled, and the user sends SIPSUBSCRIBE message, and the SUBSCRIBE message format is as follows:
SUBSCRIBE sip:user1_public1@home1.net SIP/2.0 or RCMS@IPTVsp.com
From：user1_public1@home1.net；tag＝1234567
To:user1_public1@home1.net or RCMS@IPTVsp.com
Event：recommendation
Expire：0
Accept：application/recmdcontent-list+xml
Content-Type：application/simple-filter+xml
Content-Length：(...)
<？xml?version＝”1.0”encoding＝”UTF-8”？>
<filter-set?xmlns＝”urn:urn:ietf:params:xml:ns:simple-filter”>
<ns-bindings>
<ns-binding?prefix＝″metadata″urn＝″urn:tva:metadata:2005″/>
</ns-bindings>
<filter?id＝”999”domain＝″IPTVsp1.com″>
<what>
＜include type=" Ge You "〉// other programs that performer Ge Yousuo drills
/metadata:serviceID/metadata:programID/metadata:actor
/metadata:contentID/metadata:actor
</include>
</what>
</filter>
305, SIP SUBSCRIBE message is triggered to RCMS via center IMS, can be that the initial trigger criterion triggers, and trigger condition is the Event incident recommendation of SUBSCRIBE message; RCMS can be for the user sets up subscribing relationship after receiving SIP SUBSCRIBE message, and RCMS can carry out logics such as service authentication to the user in this process;
306, RCMS generates other program list that performer Ge Yousuo drills, and carries other program list that Ge Yousuo drills by NOTIFY, and the NOTIFY form is as follows:
NOTIFY?sip：user1_public@home1.com?SIP/2.0
From：rcms@home1.com；tag＝12345678
To：user1_public@home1.com；tag＝87654321
Event：recommendation
Content-Type：application/recmdcontent-list+xml
Content-Length：(...)
<？xml?version＝”1.0”encoding＝”UTF-8”？>
<recmdcontent?xmlns＝”urn:ietf:params:xml:ns:recommendcontent”>
<BC>
<serviceid>CCTV6</serviceid>
＜programid〉world nothing thief＜/programid 〉
<starttime>2008-08-09T20:30:00Z</starttime>
＜actor〉Ge You＜/actor〉// program that performer Ge Yousuo drills do not have the thief all over the world
</BC>
<CoD>
<contentid>MobilePhone@IPTVsp1.com</contentid>
＜contenttitle〉mobile phone＜/contenttitle 〉
＜actor〉Ge You＜/actor 〉
</CoD>
307, the RCMS transmission is carried performer Ge Yousuo and is drilled the SIP NOTIFY of other program list to the user;
308, the SIP NOTIFY sends to the user via center IMS;
309, the program list that the user receives and demonstration performer a (Ge You) is drilled.
Implement the embodiment of the invention three, when the user sees the A program, can obtain the programs recommended catalogue that is associated with the A program, when user's program A finishes soon, want to obtain the program contents of the related keyword of program A, RCMS obtains the programs recommended catalogue that is associated with current selected keyword according to the current selected keyword of user, to satisfy the preference that the programs recommended catalogue that offers the user satisfies the user.
With reference to figure 4, be fourth embodiment of the invention subscription method of recommended information schematic flow sheet; When browsing the TV Guide menu, because number of programs is many, when the user can't determine that this selects which program viewing, the user initiates personalized subscribe request, such as by the hot key on the remote controller " personalized recommendation ", then can obtain the program commending tabulation that meets personalization preferences, the user therefrom selects favorite program to watch.Implementation is as follows:
401, after registration is finished in user's start, browse television recommendations guide menu;
402, the user initiates the personalized recommendation service request, such as by the hot key on the remote controller " personalized recommendation ";
403, the user sends SIP SUBSCRIBE message, and the SUBSCRIBE message format is as follows:
SUBSCRIBE sip:user1_public1@home1.net SIP/2.0 or RCMS@IPTVsp.com
From：user1_public1@home1.net；tag＝1234567
To:user1_public1@home1.net or RCMS@IPTVsp.com
Event：recommendation
Expire：0
Accept：application/recmdcontent-list+xml
Content-Type：application/simple-filter+xml
Content-Length：(...)
<？xml?version＝”1.0”encoding＝”UTF-8”？>
<filter-set?xmlns＝”urn:urn:ietf:params:xml:ns:simple-filter”>
<ns-bindings>
<ns-binding?prefix＝″metadata″urn＝″urn:tva:metadata:2005″/>
</ns-bindings>
<filter?id＝”999”domain＝″IPTVsp1.com″>
<what>
＜include type=" Wang Jing " or " Zhang Yimou " or " Feng Xiaogang "〉// director Wang Jinghuo Zhang Yi
Scheme or the little firm program of leading of Feng
/metadata:serviceID/metadata:programID/metadata:director
/metadata:contentID/metadata:director
</include>
＜include type=" Ge You " or " Liang Chaowei "〉// program that performer Ge You or Liang Chaowei act the leading role
/metadata:serviceID/metadata:programID/metadata:actor
/metadata:contentID/metadata:actor
</include>
<include?type＝”comedy”>
/metadata:serviceID/metadata:programID/metadata:genre
/metadata:contentID/metadata:genre
</include>
</what>
</filter>
404, SIP SUBSCRIBE message is triggered to RCMS via center IMS, can trigger according to the initial trigger criterion, trigger condition is the Event incident recommendation of SUBSCRIBE message, RCMS discerns User Identity and the incident in the SUBSCRIBE message, and carries out authentication according to user's identify label;
405, after authentication was passed through, RCMS generated qualified personalized recommendation the rendition list according to the user preference information of carrying in the SUBSCRIBE message;
406, RCMS sends and carries the SIP NOTIFY of the personalized recommendation the rendition list that meets user preference to the user;
407, the SIP NOTIFY turns back to the user via center IMS, and the user can at any time trigger personalized recommendation, when not only being confined to browse TV Guide in the above-mentioned scene, can also be when watching program.
Implement the embodiment of the invention four, the user is by initiating personalized subscribe request, RCMS obtains the program commending tabulation that meets personalization preferences according to the user preference information in the personalized subscribe request, satisfies user's preference to satisfy the program commending tabulation that offers the user.
With reference to figure 5, be fifth embodiment of the invention subscription method of recommended information schematic flow sheet; The user asks the personalized recommendation business, the request of 6 point～7 recommends to be fit to the cartoon program that child watches at night, the request of 8 point～10 recommends to meet the love play that the adult watches at night, then at night between 6 point～7 the cartoon program started broadcasting preceding 5 minutes, the user receives recommendation list notice, and the acute beginning of love received the recommendation list notice in preceding 5 minutes between 8 point～10 at night.Implementation is as follows:
501, the user triggers the personalized recommendation business, such as by the hot key on the remote controller " personalized recommendation ";
502, the user sends SIP SUBSCRIBE message to center IMS, and the SUBSCRIBE message format is as follows:
SUBSCRIBE sip:user1_public1@home1.net SIP/2.0 or RCMS@IPTVsp.com
From：user1_public1@home1.net；tag＝1234567
To:user1_public1@home1.net or RCMS@IPTVsp.com
Event：recommendation
Expire：0
Accept：application/recmdcontent-list+xml
Content-Type：application/simple-filter+xml
Content-Length：(...)
<？xml?version＝”1.0”encoding＝”UTF-8”？>
<filter-set?xmlns＝”urn:urn:ietf:params:xml:ns:simple-filter”>
<ns-bindings>
<ns-binding?prefix＝″metadata″urn＝″urn:tva:metadata:2005″/>
</ns-bindings>
<filter?id＝”999”domain＝″IPTVsp1.com″>
<what>
＜include type=" carton " // program category is a cartoon
/metadata:serviceID/metadata:programID/metadata:genre
/metadata:contentID/metadata:genre
</include>
<include?between＝”p6:00:00”and＝”p7:00:00”>
/metadata:serviceID/metadata:programID/metadata:StartTime
/metadata:contentID/metadata:StartTime
</include>
</what>
<trigger>
＜change by=" 5 " // program begins to send in preceding 5 minutes notice
/metadata:serviceID/metadata:programID/metadata:StartTime
/metadata:contentID/metadata:StartTime
</change>
</trigger>
<what>
＜include type=" affectional film " // program category is a love
/metadata:serviceID/metadata:programID/metadata:genre
/metadata:contentID/metadata:genre
</include>
<include?between＝”p8:00:00”and＝”p10:00:00”>
/metadata:serviceID/metadata:programID/metadata:StartTime
/metadata:contentID/metadata:StartTime
</include>
</what>
<trigger>
＜change by=" 5 " // be illustrated in before 5 minutes time starteds and send
/metadata:serviceID/metadata:programID/metadata:StartTime
/metadata:contentID/metadata:StartTime
</change>
</trigger>
</filter>
503, SIP SUBSCRIBE message is triggered to RCMS via center IMS, can trigger according to the initial trigger criterion, and trigger condition is the Event incident recommendation of SUBSCRIBE message; RCMS discerns User Identity and the incident in the SUBSCRIBE message, and carries out authentication according to user's identify label;
504, after authentication is passed through, RCMS trigger condition start-up time;
505, when trigger condition satisfies, RCMS generates the recommendation information tabulation that meets the subscription condition;
506, RCMS cartoon program between 6 point～7 started broadcasting preceding 5 minutes, send carry the cartoon program commending tabulation that meets user preference the SIP NOTIFY to the user;
507, the SIP NOTIFY turns back to the user via center IMS;
508, RCMS trigger condition start-up time;
509, when trigger condition satisfies, RCMS generates the recommendation information tabulation that meets the subscription condition;
5010, RCMS love play between 8 point～10 was started broadcasting preceding 5 minutes, send carry the love program commending tabulation that meets user preference the SIP NOTIFY to the user;
5011, the SIP NOTIFY turns back to the user via center IMS.
Implement the embodiment of the invention five, the user is by initiating personalized subscribe request, obtain different program commending tabulations in the different time periods, RCMS is according to the user preference information in the personalized subscribe request, obtain the program commending tabulation that meets personalization preferences, satisfy user's preference to satisfy the program commending tabulation that offers the user.
Below will be to the recommendation information ordering system corresponding with the foregoing description, and recommended service server is elaborated.
With reference to figure 6, be the composition schematic diagram of embodiment of the invention recommendation information ordering system, this system comprises:
The preference information acquiring unit is used to obtain user's preference information;
The subscribe request generation unit is used for the form of dialogue-based initiation protocol, and recommendation information is subscribed to identification information and text type format information and described user preference information, and assembling generates subscribe request;
The subscribe request transmitting element is used to send subscribe request.
Herein, terminal 601 can not comprise the preference information acquiring unit, with the subscribe request generation unit, but terminal 601 comprises the preference information acquiring unit, during with the subscribe request generation unit, the subscribe request that comprises user preference information can be sent to recommended service server 602, recommended service server 602 is according to user preference information, obtain recommendation information, recommendation information is generated the recommendation information notification message, and sending to terminal 601, the recommendation information that recommended service server 602 offers terminal 601 can satisfy user's preference in real time.
With reference to figure 7, be the composition schematic diagram of embodiment of the invention recommended service server, this recommended service server comprises:
Acquiring unit 701 is used to obtain subscribe request, and described subscribe request is used to subscribe to recommendation information; Described acquiring unit 701 comprises:
Obtain performance element 7012, be used for message body, obtain user preference information according to the described subscribe request of described message body formats.
Described acquiring unit 701 also is used to resolve the message header of described subscribe request, obtains described recommendation information and subscribes to identification information and described text type format information.
Recommendation information acquiring unit 7021 is used for obtaining described recommendation information according to described user preference information;
Generate performance element 7022, be used for subscribing to identification information and described text type format information based on described recommendation information, the recommendation information that described recommendation information acquiring unit 7021 is got access to generates the recommendation information notification message.
Transmitting element 703 is used for described recommendation information notification message is sent to terminal.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium that can read, floppy disk as computer, hard disk or CD etc., comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
Implement the embodiment of the invention, owing to initiate subscribe request by terminal, recommended service server provides recommendation information according to subscribe request to terminal, has improved the accuracy of recommendation information.
Above disclosed is preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (19)
1, a kind of method for subscribing is characterized in that, comprising:
Obtain subscribe request, described subscribe request is used to subscribe to recommendation information;
According to described subscribe request, obtain recommendation information, described recommendation information is generated the recommendation information notification message;
Described recommendation information notification message is sent to terminal.
2, the method for claim 1 is characterized in that, the described subscribe request of obtaining is specially: the recommendation information that obtains in the described subscribe request is subscribed to identification information and text type format information and user preference information;
Describedly obtain recommendation information, described recommendation information generated the recommendation information notification message be specially according to described subscribe request:
According to described user preference information, obtain described recommendation information, and subscribe to identification information and described text type format information based on described recommendation information, the described recommendation information that gets access to is generated the recommendation information notification message.
3, method as claimed in claim 2 is characterized in that, the described recommendation information that obtains in the described subscribe request is subscribed to identification information and text type format information and user preference information and comprised:
Resolve the message header of described subscribe request, obtain described recommendation information and subscribe to identification information and described text type format information, and determine the message body form of described subscribe request;
According to the message body of the described subscribe request of described message body formats, obtain described user preference information.
4, method as claimed in claim 2 is characterized in that, comprising: described according to described user preference information, and obtain described recommendation information and be specially:
As filtering condition, obtain the recommendation information that is associated with described user preference information with described user preference information.
5, the method for claim 1, it is characterized in that, the described subscribe request of obtaining is specially: the recommendation information that obtains in the described subscribe request is subscribed to identification information and text type format information, and described recommendation information is subscribed to identification information and is used to indicate described subscribe request to be used to subscribe to recommendation information;
Describedly obtain recommendation information, described recommendation information generated the recommendation information notification message be specially according to described subscribe request:
Described according to described subscribe request, obtain described recommendation information, and subscribe to identification information and described text type format information based on described recommendation information, the described recommendation information that gets access to is generated the recommendation information notification message.
6, method as claimed in claim 5 is characterized in that, the recommendation information subscription identification information and the text type format information that obtain in the described subscribe request are specially:
Resolve the message header of described subscribe request, obtain described recommendation information and subscribe to identification information and described text type format information.
7, as any described method in the claim 2 to 6, it is characterized in that described text type format information comprises extend markup language text type format information.
8, method as claimed in claim 7 is characterized in that, described generation recommendation information notification message comprises:
After receiving described subscribe request, generate described recommendation information notification message immediately, or,
When described recommendation information upgrades, generate described recommendation information notification message.
9, method as claimed in claim 8 is characterized in that, described recommendation information upgrades and comprises: the variation of user's current business state, or the passing of time, or the variation of user online status.
10, method as claimed in claim 2 is characterized in that, the described recommendation information that obtains in the described subscribe request comprises before subscribing to identification information and text type format information and user preference information:
Terminal is obtained described user preference information;
The form of the dialogue-based initiation protocol of described terminal is subscribed to identification information and described text type format information and described preference information with described recommendation information, and assembling generates described subscribe request;
Described terminal sends described subscribe request.
11, method as claimed in claim 10 is characterized in that, described user preference information can be terminal preset user preference information or user preference information or the real-time user preference information that is provided with of terminal downloaded from network data base.
12, as claim 1,2,3,4,5,6,10,11 any described methods, it is characterized in that, the SUBSCRIBE message of Session initiation Protocol comprises described subscribe request, and the Event header field of SUBSCRIBE message comprises that the Accept header field of described recommendation information subscription identification information, SUBSCRIBE message comprises described extend markup language text type format information.
13, method as claimed in claim 12, it is characterized in that, the NOTIFY of Session initiation Protocol comprises described recommendation information notification message, the Event header field of NOTIFY comprises described recommendation information subscription identification information, and the Content-Type header field of NOTIFY comprises described extend markup language text type format information.
14, a kind of recommended service server is characterized in that, comprising:
Acquiring unit is used to obtain subscribe request, and described subscribe request is used to subscribe to recommendation information;
Generation unit is used for obtaining recommendation information according to described subscribe request, and described recommendation information is generated the recommendation information notification message;
Transmitting element is used for described recommendation information notification message is sent to terminal.
15, recommended service server as claimed in claim 14 is characterized in that, described acquiring unit comprises:
Resolution unit is used to resolve the message header of described subscribe request, obtains described recommendation information and subscribes to identification information and text type format information, and determine the message body form of described subscribe request;
Obtain performance element, be used for message body, obtain user preference information according to the described subscribe request of described message body formats.
16, recommended service server as claimed in claim 14 is characterized in that, described acquiring unit also is used to resolve the message header of described subscribe request, obtains described recommendation information and subscribes to identification information and described text type format information.
17, as claim 15 or 16 described recommended service server, it is characterized in that described generation unit comprises:
The recommendation information acquiring unit is used for obtaining described recommendation information according to described user preference information;
Generate performance element, be used for subscribing to identification information and described text type format information based on described recommendation information, the recommendation information that described recommendation information acquiring unit is got access to generates the recommendation information notification message.
18, a kind of recommendation information ordering system comprises: terminal and recommended service server is characterized in that described terminal comprises:
The subscribe request transmitting element is used to send subscribe request;
Described recommended service server comprises:
Acquiring unit is used to obtain subscribe request, and described subscribe request is used to subscribe to recommendation information;
Generation unit is used for obtaining recommendation information according to described subscribe request, and described recommendation information is generated the recommendation information notification message;
Transmitting element is used for described recommendation information notification message is sent to terminal.
19, system as claimed in claim 18 is characterized in that, described terminal also comprises:
The preference information acquiring unit is used to obtain user preference information;
The subscribe request generation unit is used for the form of dialogue-based initiation protocol, and recommendation information is subscribed to identification information and text type format information and described user preference information, and assembling generates subscribe request.
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| CN200810198879A CN101686249A (en) | 2008-09-27 | 2008-09-27 | Subscription method and system of recommended information and recommended service server |
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| CN200810198879A CN101686249A (en) | 2008-09-27 | 2008-09-27 | Subscription method and system of recommended information and recommended service server |
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| CN101686249A true CN101686249A (en) | 2010-03-31 |
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| CN102571710A (en) * | 2010-12-24 | 2012-07-11 | 中兴通讯股份有限公司 | Information subscribing method and system |
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| CN102769780A (en) * | 2011-05-05 | 2012-11-07 | 北京四达时代软件技术股份有限公司 | Data pushing method and device of digital television |
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| CN101895563A (en) * | 2010-05-19 | 2010-11-24 | 深圳市五巨科技有限公司 | Mobile terminal desktop spirit service push method and device |
| CN102571710A (en) * | 2010-12-24 | 2012-07-11 | 中兴通讯股份有限公司 | Information subscribing method and system |
| CN102571710B (en) * | 2010-12-24 | 2019-03-12 | 中兴通讯股份有限公司 | Information subscribing method and system |
| CN102685567A (en) * | 2011-03-18 | 2012-09-19 | 海尔集团公司 | Digital television terminal, hot channel control method and server |
| CN102769780B (en) * | 2011-05-05 | 2017-08-01 | 北京四达时代软件技术股份有限公司 | A kind of digital TV data method for pushing and device |
| CN102769780A (en) * | 2011-05-05 | 2012-11-07 | 北京四达时代软件技术股份有限公司 | Data pushing method and device of digital television |
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| CN107172459A (en) * | 2017-05-16 | 2017-09-15 | 深圳市茁壮网络股份有限公司 | Information recommendation method and device |
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| CN107436934B (en) * | 2017-07-21 | 2023-09-08 | 杭州吉吉知识产权运营有限公司 | System and method for directionally subscribing to scenario |
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