CN102143391A - Method and device for realizing IPTV service based on IMS - Google Patents
Method and device for realizing IPTV service based on IMS Download PDFInfo
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Abstract
The embodiment of the invention provides a method and a device for realizing an Internet protocol television (IPTV) service based on an Internet protocol (IP) multimedia subsystem. The method comprises the following steps of: acquiring pay per view (PPV) session establishment request from user equipment (UE), wherein the PPV session establishment request comprises a PPV frequency channel identifier to be acquired; judging whether the present play moment of a PPV frequency channel corresponding to the PPV frequency channel identifier is involved in a PPV order record of the UE according to the PPV order record of the UE; and if the present play moment of the PPV frequency channel corresponding to the PPV frequency channel identifier is involved in the PPV order record of the UE, establishing a PPV session with the UE so as to play the PPV frequency channel corresponding to the PPV frequency channel identifier. The embodiment of the invention supports that the UE orders a PPV program on time period.
Description
Technical field
The present invention relates to Internet technical field, relate in particular to a kind of IPTV service implementation method and device based on IMS.
Background technology
Along with the Internet drive oing boldly to the broadband era, the technology of the Internet and application thereof are dissolved in domestic consumer's life, amusement and the work more and more, the rosy prospect that broadband internet is used, guiding research and development, cultivation and the market of the telecommunications industry increasing internet, applications content in the whole world to advance, entering the in riotous profusion colorful world, the Internet to attract more consumers.Business model based on the Internet+broadband access+video and content of multimedia has become basic service pattern whole industry approval, new telecom era.IPTV (Internet Protocol Television, IPTV) be exactly under this background, to occur, a kind of based on the broadband, to add set-top box with TV be main terminal, be the broad band value-added service that the user provides the interaction multimedia service, this business comprises that Audio on Demand, Karaoke, long-distance education and interactive advertisement etc. are fit to the valued added applications service that develops under " television set+set-top box " pattern.
PPV (Pay Per View, pay-per-view is watched) business is one of IPTV basic service, and it allows the user only to order some or several programme televised lives of direct broadcast band, and need not order whole direct broadcast band.The user after carrying out PPV program ordering success, the content of addressable direct broadcast band correspondence.
IMS (IP Multimedia Subsystem, IP Multimedia System) as NGN (Next Generation Network, next generation network) IP multimedia subsystem, IMS under the standard architecture, for fixedly soft exchanging network and mobile soft exchanging network provide the architectural framework that merges, it is one of desirable framework of following FMC (Fixed Mobile Convergence, fixing and mobile the fusion).IPTV based on IMS is the IPTV system architecture that is structured on the IMS framework, is the focus problem of industry concern in recent years.Provide unified control, dynamic management by IMS and support various communications, amusement, the content service that operator provides in based on the IPTV of IMS, converged fixed and mobile access way are the developing direction of following IPTV business.
Before the PPV session was set up, the user must order the PPV program that will visit, and the relation of ordering is preserved as the part of user Profile (data).PPV orders relation information and comprises user ID, direct broadcast band ID, programme televised live ID.Set up in the process in the PPV session, UE (User Equipment, subscriber equipment) (annotate: the PPV session request of setting up can be initiated by UE, also can be initiated by SCF (Service Control Function, service control function module) in the PPV session foundation request of initiating.Example: begin when SCF detects the PPV program that the user orders, then notify UE to initiate the PPV session) the programme televised live ID that comprises direct broadcast band ID and PPV program correspondence in.SCF receives the PPV session request of setting up, and carries out PPV program request authentication, if the user has ordered the program of request, and the current time be later than or equal the PPV program start time, the PPV session is set up in then receiving terminal request; Otherwise refusal terminal request.UE adds multicast channel, accepts the multicast Media Stream.When the PPV playing programs finished, UE or SCF triggered the PPV session and discharge flow process, discharge the PPV session, withdraw from the PPV playing programs.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: though prior art can realize the professional most basic demand based on the IPTV PPV of IMS, but can only carry out ordering and playing of PPV program according to the program of programme televised live list definition, the user can not carry out the PPV program ordering and watch by the period.
Summary of the invention
The embodiment of the invention provides a kind of IPTV service implementation method and device based on IMS, orders the PPV program to support subscriber equipment by the period.
On the one hand, the embodiment of the invention provides a kind of IPTV service implementation method based on IMS, and described method comprises: obtain from the PPV session of subscriber equipment and set up request, wherein, the above-mentioned PPV session request of setting up comprises the PPV channel identication that will obtain; PPV according to above-mentioned subscriber equipment orders record, judges that the current PPV that whether is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence orders in the record; If the current PPV that is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence orders in the record, then set up the PPV session, with the broadcast of the PPV channel that carries out above-mentioned PPV channel identication correspondence with above-mentioned subscriber equipment.
On the other hand, the embodiment of the invention provides a kind of IPTV business realizing device based on IMS, and described device comprises: acquiring unit, and request is set up in the PPV session that is used to obtain from subscriber equipment, wherein, the above-mentioned PPV session request of setting up comprises the PPV channel identication that will obtain; Judging unit is used for ordering record according to the PPV of above-mentioned subscriber equipment, judges that the current PPV that whether is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence orders in the record; The unit is set up in session, order record if be used for the current PPV that is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence, then set up the PPV session, with the broadcast of the PPV channel that carries out above-mentioned PPV channel identication correspondence with above-mentioned subscriber equipment.
Technique scheme has following beneficial effect: because adopt the PPV session of obtaining from subscriber equipment to set up request, wherein, the above-mentioned PPV session request of setting up comprises the PPV channel identication that will obtain; PPV according to above-mentioned subscriber equipment orders record, judges that the current PPV that whether is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence orders in the record; If the current PPV that is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence orders in the record, then set up the PPV session with above-mentioned subscriber equipment, with the technological means of the broadcast of the PPV channel that carries out above-mentioned PPV channel identication correspondence, so reached the technique effect of supporting subscriber equipment to order the PPV program by the period.
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 kind of IPTV service implementation method flow chart based on IMS of the embodiment of the invention;
Fig. 2 is the application scenarios network architecture schematic diagram of the embodiment of the invention;
Fig. 3 sets up the Signalling exchange flow chart for example PPV live session of the present invention;
Fig. 4 is example PPV live session control Signalling exchange flow chart of the present invention;
Fig. 5 is under the example PPV live state of the present invention, and the PPV playing programs finishes, and the user selects to withdraw from live Signalling exchange flow chart;
Fig. 6 is under the example PPV live state of the present invention, and the PPV playing programs finishes, and the user selects to order and continues to watch follow-up PPV program Signalling exchange flow chart;
Fig. 7 enters PPV time shift Signalling exchange flow chart for example of the present invention;
Fig. 8 is example PPV time shift session control signaling interaction diagrams of the present invention;
Under the shifting state, the PPV playing programs finishes Fig. 9 during for example PPV of the present invention, and the user selects to withdraw from live Signalling exchange flow chart;
Under the shifting state, the PPV playing programs finishes Figure 10 during for example PPV of the present invention, and the user selects to order and continues to watch follow-up PPV program Signalling exchange flow chart;
Figure 11 is a kind of IPTV business realizing apparatus structure schematic diagram based on IMS of the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
As shown in Figure 1, be a kind of IPTV service implementation method flow chart based on IMS of the embodiment of the invention, described method comprises:
101, obtain from the PPV session of subscriber equipment and set up request, wherein, the above-mentioned PPV session request of setting up comprises the PPV channel identication that will obtain;
102, the PPV according to above-mentioned subscriber equipment orders record, judges that the current PPV that whether is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence orders in the record;
If the current PPV that is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of 103 above-mentioned PPV channel identication correspondences orders in the record, then set up the PPV session, with the broadcast of the PPV channel that carries out above-mentioned PPV channel identication correspondence with above-mentioned subscriber equipment.
Optionally, above-mentioned PPV according to above-mentioned subscriber equipment orders record, the current PPV that whether is included in above-mentioned subscriber equipment constantly that plays that judges the PPV channel of above-mentioned PPV channel identication correspondence orders in the record, can comprise: the PPV according to above-mentioned subscriber equipment orders record, calculate time started, the concluding time of the PPV channel of the addressable above-mentioned PPV channel identication correspondence of above-mentioned subscriber equipment, judge then whether the current broadcast of the PPV channel of above-mentioned PPV channel identication correspondence is included in above-mentioned time started to the time period of above-mentioned concluding time constantly; The above-mentioned time period comprises that above-mentioned subscriber equipment PPV orders continuous several programs or period in the record.
Optionally, under the PPV channel live state of above-mentioned PPV channel identication correspondence, when receive from subscriber equipment enter time shifting request after, set up the above-mentioned time started that to calculate in the process, above-mentioned concluding time in the time shift session and send to media function module MF, to control the time shift access profile of above-mentioned subscriber equipment according to above-mentioned time started, above-mentioned concluding time by above-mentioned MF.
Optionally, under the PPV channel live state of above-mentioned PPV channel identication correspondence, above-mentioned time started, above-mentioned concluding time according to calculating are carried out Play Control, arrive the above-mentioned concluding time when live, the notification message that sends the end of PPV playing programs arrives above-mentioned subscriber equipment, and obtains above-mentioned subscriber equipment and select to withdraw from message live or that order follow-up PPV program and continue to watch.If what obtain is that above-mentioned subscriber equipment is selected to withdraw from live message, then discharge above-mentioned PPV session, withdraw from the PPV channel live of above-mentioned PPV channel identication correspondence and play; If what perhaps obtain is the message that above-mentioned subscriber equipment selection is ordered follow-up PPV program and continued to watch, then carry out after online PPV orders successfully, according to the up-to-date record of ordering of above-mentioned subscriber equipment, recomputate the addressable time period of above-mentioned subscriber equipment, and carry out session control according to the addressable time period of recomputating of above-mentioned subscriber equipment.
Below in conjunction with instantiation the above embodiment of the present invention is described in detail: as shown in Figure 2, be the application scenarios network architecture schematic diagram of the embodiment of the invention, wherein, UE is the terminal equipment that the user inserts the IPTV business, as set-top box, mobile phone etc.SCF is an IPTV service control function module.MF (Media Function, media function module) provides media store and transfer function.The IMS core net is the IP Multimedia System core net.RACS (resource and accommodation control subsystem) and multicast control point (ECF/EFF) all belong to transport function.
As shown in Figure 3, set up the Signalling exchange flow chart for example PPV live session of the present invention, its main business workflow is as follows:
301, the user is at the PPV program of selecting to play, and UE initiates the PPV session and sets up request (INVITE), only need comprise live PPV channel ID in the request, does not need to carry live PPV program ID.
302, the IMS core net is reserved to the bearer network request resource by RACS.
303, the IMS core net is set up request (INVITE) to the PPV session and is transmitted to SCF.
304, SCF according to user's PPV order record to PPV request carry out authentication and judge that if the PPV program or the period of ordering comprise current time, then authentication is passed through.In this process, SCF orders record according to user PPV and calculates the addressable beginning of this session, concluding time (if the user has ordered the program or the period of several successive, then beginning the concluding time is first PPV program start time then, and the concluding time is last PPV program end time).
305-307, SCF return the PPV session to UE and set up response (200OK), and simultaneously, the IMS core net is carried out resource transfer according to the resource reservation of RACS.
308-309, UE add multicast, accept the multicast Media Stream.
As shown in Figure 4, be example PPV live session control Signalling exchange flow chart of the present invention, its main business workflow is as follows:
401, the PPV live session is set up successfully, and UE begins to carry out the PPV playing programs.
If 402 under live state, the concluding time of calculating when SCF sets up according to the PPV live session, carry out session control.
403-406, when the PPV playing programs finishes, when promptly arriving the concluding time that calculates when session is set up, SCF sends PPV playing programs end notification to UE, and receives the PPV playing programs that UE sends and finish response.
407, UE receives PPV playing programs end response, withdraws from multicast, stops direct broadcast band and plays.
408, UE shows that the PPV playing programs finishes information, and the user can select to withdraw from live or orders follow-up PPV program and continue to watch according to information.
As shown in Figure 5, under example PPV live state of the present invention, the PPV playing programs finishes, and the user selects to withdraw from live Signalling exchange flow chart, and its main business workflow is as follows:
501, under live state, the PPV playing programs finishes, and points out to the user, and the user can select to withdraw from live or orders follow-up PPV program and continue to watch according to information.
502, the user selects to withdraw from live.
503-507, UE initiate the PPV live session and discharge request and receive PPV live session release response, discharge the PPV live session, withdraw from direct broadcast band and play.
As shown in Figure 6, under example PPV live state of the present invention, the PPV playing programs finishes, and the user selects to order and continue to watch follow-up PPV program Signalling exchange flow chart, and its main business workflow is as follows:
601, under live state, the PPV playing programs finishes, and points out to the user, and the user can select to withdraw from live or orders follow-up PPV program and continue to watch according to information.
602, the user selects to order follow-up PPV program or period and continue to watch, and carries out online PPV and order flow process.
If 603-611 orders successfully, UE initiates PPV session change request, and SCF recomputates the user-accessible time period according to the up-to-date relation of ordering of user, and carries out session control according to the new time period.
As shown in Figure 7, for example of the present invention enters PPV time shift Signalling exchange flow chart, its main business workflow is as follows:
701, the PPV live session is set up, and the user is watching that PPV is live.
702-704, user's request enter the PPV time shift, then send PPV session change request (reINVITE) to SCF.
705-706, SCF initiate the time shift unicast session to MF and set up request (INVITE), comprise the user-accessible period (time started and concluding time) among the SDP of transmission, and follow-up MF is according to the time shift access profile of the user-accessible period limited subscriber of SCF transmission.
707-708, MF return the time shift unicast session to SCF and set up response.
709-711, SCF return PPV session change response to UE.
712, UE withdraws from multicast, stops the receiving group Media Stream.
713-714, UE play to MF request unicast media stream, and MF sends the time shift unicast media stream to UE.
As shown in Figure 8, be example PPV time shift session control signaling interaction diagrams of the present invention, its main business workflow is as follows:
801, beginning PPV time shift.
802, MF moved on to " during the concluding time " at that time according to the time shift access profile of the user-accessible period limited subscriber of SCF transmission, and MF stops to send unicast media stream.
803-806, MF also notify SCF, and the PPV time shift finishes.
807-810, SCF send a message to terminal, and prompting user-accessible content finishes, and the user can select to withdraw from and play or select online ordering subsequent P PV program or period.
As shown in Figure 9, under the shifting state, the PPV playing programs finishes during for example PPV of the present invention, and the user selects to withdraw from live Signalling exchange flow chart, and its main business workflow is as follows:
901, the time shifting state under, the PPV playing programs finishes, and points out to the user, the user can select to withdraw from live or orders follow-up PPV program and continue to watch according to information.
902, the user selects to withdraw from live.
903-911, UE initiate PPV live session release request, and release PPV live session withdraws from direct broadcast band and plays, and SCF initiates time shift unicast session release request to MF and carries out the release of time shift unicast session.
As shown in figure 10, under the shifting state, the PPV playing programs finishes during for example PPV of the present invention, and the user selects to order and continue to watch follow-up PPV program Signalling exchange flow chart, and its main business workflow is as follows:
1001, the time shifting state under, the PPV playing programs finishes, and points out to the user, the user can select to withdraw from live or orders follow-up PPV program and continue to watch according to information.
1002, the user selects to order follow-up PPV program or period and continue to watch, and carries out online PPV and order flow process.
If 1003-1013 orders successfully, UE initiates time shift unicast session change request, and SCF recomputates the user-accessible time period according to the up-to-date relation of ordering of user, and carries out session control according to the new time period; If the user is carrying out time shift, then SCF is NEW BEGINNING time and concluding time notice MF, and MF carries out the user capture restriction in view of the above.
1014, MF continues to send the time shift unicast media stream to UE.
The following defective that said method embodiment of the present invention exists at prior art: 1. can only carry out ordering and playing of PPV program according to the program of programme televised live list definition, the user can not carry out the PPV program ordering and watch by the period; 2. can not when watching that direct broadcast band PPV program finishes, order and continue to watch the follow-up PPV program that is about to begin; 3. if the user has ordered continuous PPV program, and can in a session, finish the broadcast of continuous program, need to discharge and also rebulid the PPV session; 4. do not support the time shift in the PPV playing programs process, have following technique effect: 1. support to order the PPV program by programme televised live or period; 2. when supporting that the PPV playing programs finishes, do not carry out release newly-built of PPV session, continue to order and play subsequent P PV program; 3. if the user has ordered continuous PPV program, can pass through a PPV session, finish the broadcast of a plurality of continuous P PV programs; 4. support the time shift in the PPV playing programs process.
Corresponding to said method embodiment, as shown in figure 11, be a kind of IPTV business realizing apparatus structure schematic diagram of the embodiment of the invention based on IMS, said apparatus comprises:
Acquiring unit 1101, request is set up in the PPV session that is used to obtain from subscriber equipment, and wherein, the above-mentioned PPV session request of setting up comprises the PPV channel identication that will obtain;
Judging unit 1102 is used for ordering record according to the PPV of above-mentioned subscriber equipment, judges that the current PPV that whether is included in above-mentioned subscriber equipment constantly that plays of the PPV channel of above-mentioned PPV channel identication correspondence orders in the record;
Optionally, above-mentioned judging unit 1102, specifically be used for ordering record according to the PPV of above-mentioned subscriber equipment, calculate time started, the concluding time of the PPV channel of the addressable above-mentioned PPV channel identication correspondence of above-mentioned subscriber equipment, judge then whether the current broadcast of the PPV channel of above-mentioned PPV channel identication correspondence is included in above-mentioned time started to the time period of above-mentioned concluding time constantly; The above-mentioned time period can comprise that above-mentioned subscriber equipment PPV orders continuous several programs or period in the record.
Optionally, said apparatus can also comprise: information transmitting unit 1104, be used under the PPV channel live state of above-mentioned PPV channel identication correspondence, when receive from subscriber equipment enter time shifting request after, set up the above-mentioned time started that to calculate in the process, above-mentioned concluding time in the time shift session and send to media function module MF, to control the time shift access profile of above-mentioned subscriber equipment according to above-mentioned time started, above-mentioned concluding time by above-mentioned MF.
Optionally, said apparatus can also comprise: playing control unit 1105, be used under the PPV channel live state of above-mentioned PPV channel identication correspondence, above-mentioned time started, above-mentioned concluding time according to calculating are carried out Play Control, arrive the above-mentioned concluding time when live, the notification message that utilizes above-mentioned information transmitting unit 1104 to send the end of PPV playing programs arrives above-mentioned subscriber equipment, and utilizes above-mentioned acquiring unit 1101 to obtain above-mentioned subscriber equipment and select to withdraw from message live or that order follow-up PPV program and continue to watch.If what above-mentioned acquiring unit 1101 obtained is that above-mentioned subscriber equipment selects to withdraw from live message, then above-mentioned playing control unit 1105 discharges above-mentioned PPV session, withdraws from the PPV channel live of above-mentioned PPV channel identication correspondence and plays; If what perhaps above-mentioned acquiring unit 1101 obtained is the message that above-mentioned subscriber equipment selection is ordered follow-up PPV program and continued to watch, then carry out after online PPV orders successfully, above-mentioned judging unit 1102 is according to the up-to-date record of ordering of above-mentioned subscriber equipment, recomputate the addressable time period of above-mentioned subscriber equipment, above-mentioned playing control unit 1105 is carried out session control according to the addressable time period of recomputating of above-mentioned subscriber equipment.
The following defective that said apparatus embodiment of the present invention exists at prior art: 1. can only carry out ordering and playing of PPV program according to the program of programme televised live list definition, the user can not carry out the PPV program ordering and watch by the period; 2. can not when watching that direct broadcast band PPV program finishes, order and continue to watch the follow-up PPV program that is about to begin; 3. if the user has ordered continuous PPV program, and can in a session, finish the broadcast of continuous program, need to discharge and also rebulid the PPV session; 4. do not support the time shift in the PPV playing programs process, have following technique effect: 1. support to order the PPV program by programme televised live or period; 2. when supporting that the PPV playing programs finishes, do not carry out release newly-built of PPV session, continue to order and play subsequent P PV program; 3. if the user has ordered continuous PPV program, can pass through a PPV session, finish the broadcast of a plurality of continuous P PV programs; 4. support the time shift in the PPV playing programs process.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct related hardware to finish by program, described program can be stored in the computer read/write memory medium, this program is when carrying out, comprise above-mentioned all or part of step, described storage medium, as: ROM/RAM, disk, CD etc.
Above-described embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is the specific embodiment of the present invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. IPTV service implementation method based on IMS is characterized in that described method comprises:
Obtain from the PPV session of subscriber equipment and set up request, wherein, the described PPV session request of setting up comprises the PPV channel identication that will obtain;
PPV according to described subscriber equipment orders record, judges that the current PPV that whether is included in described subscriber equipment constantly that plays of the PPV channel of described PPV channel identication correspondence orders in the record;
If the current PPV that is included in described subscriber equipment constantly that plays of the PPV channel of described PPV channel identication correspondence orders in the record, then set up the PPV session, with the broadcast of the PPV channel that carries out described PPV channel identication correspondence with described subscriber equipment.
2. method according to claim 1 is characterized in that described PPV according to described subscriber equipment orders record, judges that the current PPV that whether is included in described subscriber equipment constantly that plays of the PPV channel of described PPV channel identication correspondence orders in the record, comprising:
PPV according to described subscriber equipment orders record, calculate time started, the concluding time of the PPV channel of the addressable described PPV channel identication correspondence of described subscriber equipment, judge then whether the current broadcast of the PPV channel of described PPV channel identication correspondence is included in described time started to the time period of described concluding time constantly; The described time period comprises that described subscriber equipment PPV orders continuous several programs or period in the record.
3. as method as described in the claim 2, it is characterized in that,
Under the PPV channel live state of described PPV channel identication correspondence, when receive from subscriber equipment enter time shifting request after, set up the described time started that to calculate in the process, described concluding time in the time shift session and send to media function module MF, to control the time shift access profile of described subscriber equipment according to described time started, described concluding time by described MF.
4. as method as described in the claim 2, it is characterized in that,
Under the PPV channel live state of described PPV channel identication correspondence, described time started, described concluding time according to calculating are carried out Play Control, arrive the described concluding time when live, the notification message that sends the end of PPV playing programs arrives described subscriber equipment, and obtains described subscriber equipment and select to withdraw from message live or that order follow-up PPV program and continue to watch.
5. as method as described in the claim 4, it is characterized in that,
If what obtain is that described subscriber equipment is selected to withdraw from live message, then discharge described PPV session, withdraw from the PPV channel live of described PPV channel identication correspondence and play; Perhaps
If what obtain is the message that described subscriber equipment selection is ordered follow-up PPV program and continued to watch, then carry out after online PPV orders successfully, according to the up-to-date record of ordering of described subscriber equipment, recomputate the addressable time period of described subscriber equipment, and carry out session control according to the addressable time period of recomputating of described subscriber equipment.
6. IPTV business realizing device based on IMS is characterized in that described device comprises:
Acquiring unit, request is set up in the PPV session that is used to obtain from subscriber equipment, and wherein, the described PPV session request of setting up comprises the PPV channel identication that will obtain;
Judging unit is used for ordering record according to the PPV of described subscriber equipment, judges that the current PPV that whether is included in described subscriber equipment constantly that plays of the PPV channel of described PPV channel identication correspondence orders in the record;
The unit is set up in session, order record if be used for the current PPV that is included in described subscriber equipment constantly that plays of the PPV channel of described PPV channel identication correspondence, then set up the PPV session, with the broadcast of the PPV channel that carries out described PPV channel identication correspondence with described subscriber equipment.
7. as device as described in the claim 6, it is characterized in that, described judging unit, specifically be used for ordering record according to the PPV of described subscriber equipment, calculate time started, the concluding time of the PPV channel of the addressable described PPV channel identication correspondence of described subscriber equipment, judge then whether the current broadcast of the PPV channel of described PPV channel identication correspondence is included in described time started to the time period of described concluding time constantly; The described time period comprises that described subscriber equipment PPV orders continuous several programs or period in the record.
8. as device as described in the claim 7, it is characterized in that described device also comprises:
Information transmitting unit, be used under the PPV channel live state of described PPV channel identication correspondence, when receive from subscriber equipment enter time shifting request after, set up the described time started that to calculate in the process, described concluding time in the time shift session and send to media function module MF, to control the time shift access profile of described subscriber equipment according to described time started, described concluding time by described MF.
9. as device as described in the claim 7, it is characterized in that described device also comprises:
Playing control unit, be used under the PPV channel live state of described PPV channel identication correspondence, described time started, described concluding time according to calculating are carried out Play Control, arrive the described concluding time when live, the notification message that utilizes described information transmitting unit to send the end of PPV playing programs arrives described subscriber equipment, and utilizes described acquiring unit to obtain described subscriber equipment and select to withdraw from message live or that order follow-up PPV program and continue to watch.
10. as device as described in the claim 9, it is characterized in that,
If what described acquiring unit obtained is that described subscriber equipment is selected to withdraw from live message, then described playing control unit discharges described PPV session, withdraws from the PPV channel live of described PPV channel identication correspondence and plays; Perhaps
If what described acquiring unit obtained is the message that described subscriber equipment selection is ordered follow-up PPV program and continued to watch, then carry out after online PPV orders successfully, described judging unit is according to the up-to-date record of ordering of described subscriber equipment, recomputate the addressable time period of described subscriber equipment, described playing control unit is carried out session control according to the addressable time period of recomputating of described subscriber equipment.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008150204A1 (en) * | 2007-06-04 | 2008-12-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and arrangement for improved channel switching |
| CN101325687A (en) * | 2007-06-15 | 2008-12-17 | 阿尔卡特朗讯公司 | Device and method for providing an IPTV service |
| CN101388784A (en) * | 2007-09-13 | 2009-03-18 | 华为技术有限公司 | Method, device and system for processing multicast service information |
| CN101478663A (en) * | 2008-08-29 | 2009-07-08 | 百视通网络电视技术发展有限责任公司 | System architecture capable of being applied in IPTV complete data analysis |
| CN101572796A (en) * | 2008-04-30 | 2009-11-04 | 华为技术有限公司 | Method, device and system for broadcast control |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008150204A1 (en) * | 2007-06-04 | 2008-12-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and arrangement for improved channel switching |
| CN101325687A (en) * | 2007-06-15 | 2008-12-17 | 阿尔卡特朗讯公司 | Device and method for providing an IPTV service |
| CN101388784A (en) * | 2007-09-13 | 2009-03-18 | 华为技术有限公司 | Method, device and system for processing multicast service information |
| CN101572796A (en) * | 2008-04-30 | 2009-11-04 | 华为技术有限公司 | Method, device and system for broadcast control |
| CN101478663A (en) * | 2008-08-29 | 2009-07-08 | 百视通网络电视技术发展有限责任公司 | System architecture capable of being applied in IPTV complete data analysis |
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