CN102300119A - Hybrid live broadcasting method and equipment - Google Patents
Hybrid live broadcasting method and equipment Download PDFInfo
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- CN102300119A CN102300119A CN2011102640333A CN201110264033A CN102300119A CN 102300119 A CN102300119 A CN 102300119A CN 2011102640333 A CN2011102640333 A CN 2011102640333A CN 201110264033 A CN201110264033 A CN 201110264033A CN 102300119 A CN102300119 A CN 102300119A
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Abstract
The invention discloses a hybrid live broadcasting method and hybrid live broadcasting equipment, which belong to the field of communication. The method comprises the following steps of: detecting whether a broadcasting channel of a cable television Cable network has a live video stream or not; if the broadcasting channel of the cable television cable network is detected to have the live video stream, playing the live video stream to a user; and if the broadcasting channel of the cable television cable network is detected not to have the live video stream, acquiring the live video stream by using an Internet protocol (IP) network, and playing the acquired live video stream to the user. The equipment comprises a detection module, an acquisition module and a playing module. By the method and the equipment, for the live video stream commonly born by the Cable network and the IP network, when the Cable network fails, a user can acquire the live video stream by the IP network to normally watch a program of a live channel, so the reliability of a live video service is enhanced.
Description
Technical field
The present invention relates to the communications field, particularly a kind ofly mix live method and apparatus.
Background technology
In existing radio and television, (Digital Television DTV) just progressively to the evolution of two-way interactive TV, compares the unidirectional digital broadcasting of DTV to Digital Television, the advantage of two-way interactive TV is that the user can program request oneself wants the program seen can provide interactively user experience for the user.For supporting the two-way interactive TV, many radio and television manufacturers have adopted the scheme of mixing TV (Hybrid TV), be digital video broadcast for cable (Digital Video Broadcasting-Cable, DVB-C) and IPTV (Internet Protocol Television, IPTV) scheme of Hun Heing.
The live scheme of existing DVB-C all is based on cable of cable TV (Cable) network and carries live video stream in the mode of broadcasting.Particularly, live source is by Asynchronous Serial Interface (Asynchronous Serial Interface, ASI) live video stream is sent to quadrature amplitude modulation (Quadrature Amplitude Modulation, QAM) equipment, QAM equipment arrives each set-top box (Set Top Box with live video stream modulation back by the Cable Web broadcast, STB), STB plays to the user after with the live video stream demodulation that receives.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
Because live video stream is fully by the Cable network carrying, in case the Cable network breaks down, the user just can't watch the program of direct broadcast band.
Summary of the invention
In order to solve prior art problems, the embodiment of the invention provides a kind of live method and apparatus that mixes.Described technical scheme is as follows:
On the one hand, provide a kind of live method of mixing, described method comprises:
In the broadcast channel of detection cable of cable TV (Cable) network whether live video stream is arranged;
If detected live video stream, then described live video stream is played to the user;
If do not detect live video stream, then obtain described live video stream, and the described live video stream that will obtain plays to the user by procotol (IP) network.
On the other hand, provide a kind of live equipment that mixes, described equipment comprises:
Detection module, whether the broadcast channel that is used for detecting cable of cable TV (Cable) network has live video stream;
Acquisition module is used for when described detection module does not detect live video stream, obtains described live video stream by procotol (IP) network;
Playing module is used for the live video stream that the detected live video stream of described detection module or described acquisition module obtain is played to the user.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is:
Live video stream for Cable network and the common carrying of IP network, when the Cable network breaks down, the user can obtain live video stream by IP network, make the user can normally watch the program of direct broadcast band, strengthened the reliability of live video business, only carry interactive service with respect to IP network in the prior art, do not carry the live video business, improved the utilance of IP network.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment 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 the live method flow diagram of mixing that the embodiment of the invention one provides;
Fig. 2 is the Hybrid TV configuration diagram that the embodiment of the invention two provides;
Fig. 3 is the live method flow diagram of mixing that the embodiment of the invention two provides;
Fig. 4 is the live device structure schematic diagram of mixing that the embodiment of the invention three provides;
Fig. 5 is that the another kind that the embodiment of the invention three provides mixes live device structure schematic diagram;
Fig. 6 is that the another kind that the embodiment of the invention three provides mixes live device structure schematic diagram;
Fig. 7 is that the another kind that the embodiment of the invention three provides mixes live device structure schematic diagram.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Embodiment one
The embodiment of the invention provides a kind of live method of mixing, and referring to Fig. 1, method flow comprises:
101: in the broadcast channel of detection Cable network whether live video stream is arranged,, then carry out 102,, then carry out 103 if do not detect live video stream if detected live video stream;
102:, then this live video stream is played to the user if detected live video stream;
103: if do not detect live video stream, then obtain this live video stream, and the live video stream that obtains is played to the user by IP network.
The method that the embodiment of the invention provides, live video stream for Cable network and the common carrying of IP network, when the Cable network breaks down, the user can obtain live video stream by IP network, make the user can normally watch the program of direct broadcast band, strengthened the reliability of live video business, only carry interactive service with respect to IP network in the prior art, do not carry the live video business, improved the utilance of IP network.
Embodiment two
The embodiment of the invention provides a kind of live method of mixing, and referring to Fig. 2, is Hybrid TV configuration diagram.If the method that in Hybrid TV, adopts the embodiment of the invention to provide, as shown in Figure 2, with the backup link of IP network as the Cable network, live source sends live video stream to DVB-C broadcast system and IPTV system simultaneously, the STB acquiescence is obtained live video stream by the broadcast channel of Cable network, when the Cable network broke down, STB just obtained live video stream by IP network from the IPTV system, made the user can normally watch the program of direct broadcast band.Referring to Fig. 3, mix live method flow and comprise:
301: QAM equipment and the MDN in IPTV system (Media Delivery Network, media distributing network) of live source in the DVB-C broadcast system sends live video stream;
Wherein, live source is the source of ground live signal, generally is satellite television receiving equipment, is connected to QAM equipment by the ASI interface, is connected to encoder among the MDN by the IP mode.In this step, live source is identical to QAM equipment with the live video stream that MDN sends, and is about to all send to the MDN portion to the live video stream that QAM equipment sends.
The IPTV system comprise business management system (Business Management System, BMS) and media distributing network (Media Delivery Network, MDN) two parts.BMS is mainly used in the unified issue of finishing direct broadcast band and safeguards, and the user capture interactive service is carried out authentication and authorization.MDN is mainly used in the concrete interactive multimedia business of distribution, specifically is used in embodiments of the present invention live video stream is distributed to STB from IP network.
302:QAM equipment is modulated into the live video stream that receives the live video stream that is fit to the Cable Network Transmission;
Wherein, this QAM equipment is meant Cable signal modulating equipment, is mainly used in live video stream is modulated in the broadcast channel of Cable network to send.
303:MDN carries out transcoding with the live video stream that receives to be handled, and generates the live video stream that is fit to the IP network transmission;
Particularly, the live video stream that live source sends over generally is the form of broadcast video signal, need carry out transcoding to the live video stream that receives by the encoder among the MDN and handle, change into multicast or the unicast video data form that is adapted at the IP network transmission from the form of broadcast video signal.
Above-mentioned 302 and 303 execution sequence can be carried out in no particular order simultaneously, also can carry out 302 earlier, carries out 303 again, can also carry out 303 earlier, carries out 302 again, and the embodiment of the invention does not limit this.
304: bimodulus STB electrifying startup, and insert IP network;
Wherein, bimodulus STB is meant the set-top box of supporting DVB-C and IPTV simultaneously.In embodiments of the present invention, bimodulus STB both can obtain live video stream from the broadcast channel of Cable network, also can obtain live video stream from the IPTV system by IP network.Bimodulus STB obtains by IP network before the live video stream, will successfully insert IP network earlier.
305: the BMS of bimodulus STB in the IPTV system sends the service authorization request;
Particularly, bimodulus STB authorizes the business that receives direct broadcast band to the BMS request.
306:BMS authorizes bimodulus STB, and returns the service authorization response;
307: bimodulus STB sends the direct broadcast band metadata request by after the mandate of BMS to BMS;
Wherein, the direct broadcast band metadata is that the keeper creates in BMS in advance.Particularly, the keeper creates the direct broadcast band metadata of each direct broadcast band in advance on BMS, all comprise channel number and IP ways of distribution information in each direct broadcast band metadata, in addition, can also comprise information such as program code, channel frequency, live source address and MDN address of service.Wherein, IP ways of distribution information can be among multicast, clean culture and the NULL (sky) any one, multicast represents that the live video stream of this direct broadcast band distributes with multicast mode in IP network, clean culture represents that live video stream mode with clean culture in IP network of this direct broadcast band distributes, NULL represents that the live video stream of this direct broadcast band only issues by the Cable network, can not issue by IP network.After BMS created the direct broadcast band metadata of each direct broadcast band, in MDN, MDN preserved the direct broadcast band metadata of coming synchronously with the direct broadcast band metadata synchronization created.
308: bimodulus STB receives the direct broadcast band metadata that BMS sends;
Need to prove that if there is a step failure to occur in above-mentioned 304 to 308, then this bimodulus STB is operated in the monotype state, promptly the DVB-C state can only obtain live video stream from the Cable network.
309: bimodulus STB will have the direct broadcast band metadata of the direct broadcast band of mandate to be integrated into the direct broadcast band menu, and be shown to the user, be carried out the selection of live video stream according to the direct broadcast band menu by the user;
For example, BMS issues totally one hundred direct broadcast band metadata of bimodulus STB direct broadcast band 1 to 100, what but this bimodulus STB had mandate is the business of direct broadcast band 1 to 60 and 90 to 100, therefore this bimodulus STB with 1 to 60 and 90 to 100 totally 70 direct broadcast bands be integrated into the direct broadcast band menu, be shown to the user, the user can select any one direct broadcast band wherein to watch.
310: in the broadcast channel of bimodulus STB detection Cable network whether live video stream is arranged,, then carry out 311,, then carry out 312 if do not detect live video stream if detected live video stream;
Particularly, after the user chooses direct broadcast band, will obtain the live video stream of this direct broadcast band.Bimodulus STB acquiescence is preferentially obtained live video stream from the broadcast channel of Cable network.
311: bimodulus STB uses the broadcast channel decoder that detected live video stream from the broadcast channel of Cable network is decoded, and plays to the user;
312: if do not detect live video stream, then bimodulus STB judges whether this live video stream can obtain by IP network, if can obtain by IP network, then carries out 313, if can not, flow process finishes;
Wherein, can't from the broadcast channel of Cable network, obtain live video stream, can comprise following two kinds of situations: a kind of is to detect the Cable network to break down, promptly this bimodulus STB detects the signal less than the direct broadcast band of correspondence in broadcast channel, and another kind is that the live video stream of corresponding direct broadcast band does not issue by the Cable network but issues by IP network.
Particularly, bimodulus STB can judge that whether this live video stream can obtain by IP network, is specially according to the direct broadcast band metadata of obtaining from BMS in advance: the direct broadcast band metadata of obtaining this live video stream place direct broadcast band; Whether can obtain according to this live video stream of IP ways of distribution validation of information in the direct broadcast band metadata of obtaining by IP network.For example, channel number according to this live video stream place direct broadcast band, from the direct broadcast band metadata that has deposited this locality, find the direct broadcast band metadata that is complementary with this channel number, therefrom obtain IP ways of distribution information, if this IP ways of distribution information is multicast or clean culture, then can obtain,, then can not obtain by IP network if this IP ways of distribution information is NULL by IP network.
Below 313 and 314 for obtain the concrete steps of this live video stream by IP network.
313: bimodulus STB sends the video access request to MDN, comprises the channel number of this live video stream correspondence in this video access request;
Particularly, the channel number of this live video stream place direct broadcast band is sent to MDN, request MDN issues this live video stream.
314: bimodulus STB receives the live video stream that is sent by IP network by MDN;
Particularly, MDN sends live video stream by the mode of multicast or clean culture to this bimodulus STB.
315: bimodulus STB uses the IP channel decoder that the live video stream that receives by IP network is carried out transcoding and handles, and converts this live video stream to be fit to the IP network transmission multicast or unicast video data form, and plays to the user.
Particularly, after bimodulus STB receives the live video stream of MDN transmission, need to use the IP channel decoder that this live video stream is carried out transcoding and handle, convert this live video stream to be fit to the IP network transmission multicast or unicast video data form, behind the transcoding this video playback is watched to the user.
Further, normal if bimodulus STB detects the Cable network recovery again in the method that the embodiment of the invention provides, then can switch back the Cable network once more, from the broadcast channel of Cable network, continue to obtain live video stream.
In addition, do not transform under the situation of dilatation at original QAM equipment, if bottleneck appears in the resource of QAM equipment, live broadcast service will be difficult to realize dilatation.At this problem, the embodiment of the invention can also provide a kind of mechanism, is used under the situation that QAM equipment is not done to transform, and replenishes the distribution capability of live video business by IP network, realizes the dilatation of live video business, is specifically as follows:
In advance existing direct broadcast band is divided into high direct broadcast band of priority and the low direct broadcast band of priority, the direct broadcast band that for example average audience ratings can be higher than a certain audience ratings preset value is defined as the high direct broadcast band of priority, and the direct broadcast band that average audience ratings is lower than this audience ratings preset value is defined as the low direct broadcast band of priority;
When live source sends live video stream, the live video stream of direct broadcast band that can priority is high sends to QAM equipment and MDN, the live video stream of the direct broadcast band that priority is low only sends to MDN, like this, bimodulus STB can obtain the live video stream of the high direct broadcast band of priority from the Cable network, obtain the live video stream of the low direct broadcast band of priority from IP network, when the Cable network breaks down be simultaneously, can also obtain the live video stream of the high direct broadcast band of priority from IP network, therefore, the direct broadcast band that priority is low just no longer takies the resource of QAM equipment, but issue by IP network, improve the utilance of IP network, also strengthened the reliability of the high live video business of priority;
Perhaps, when live source sends live video stream, the live video stream of direct broadcast band that can also priority is high only sends to QAM equipment, the live video stream of the direct broadcast band that priority is low only sends to MDN, to create the direct broadcast band metadata of the whole direct broadcast bands that carry among QAM equipment and the MDN among the BMS, can show complete direct broadcast band menu to guarantee that bimodulus STB goes up, like this, bimodulus STB can obtain the live video stream of the high direct broadcast band of priority from the Cable network, obtain the live video stream of the low direct broadcast band of priority from IP network, therefore, the direct broadcast band that priority is low just no longer takies the resource of QAM equipment, but issue by IP network, improved the utilance of IP network, and the live video stream of the direct broadcast band that priority is high no longer sends to MDN, has guaranteed that the live video business can not take the too much resource of IP network.
The method that the embodiment of the invention provides, by live video stream is sent to QAM equipment and MDN simultaneously, live video stream can be carried in Cable network and IP network jointly, when the Cable network breaks down, bimodulus STB just can obtain live video stream from the IPTV system by IP network, make the user can normally watch the program of direct broadcast band, strengthened the reliability of live video business, only carry interactive service with respect to IP network in the prior art, do not carry the live video business, improved the utilance of IP network.
Embodiment three
Referring to Fig. 4, the embodiment of the invention provides a kind of live equipment that mixes, and this equipment can be bimodulus STB, can be used for carrying out the method step of the bimodulus STB of embodiment two, comprising:
Playing module 403 is used for the live video stream that detection module 401 detected live video streams or acquisition module 402 obtain is played to the user.
Further, acquisition module 402 specifically is used for sending the video access request to the MDN of IPTV system, comprises the channel number of this live video stream correspondence in this video access request; This live video stream that reception is obtained from live source by MDN, that send by IP network.
Further, referring to Fig. 5, this equipment also comprises:
Again further, referring to Fig. 6, this equipment also comprises:
Sending module 405 is used for after the mandate of the BMS by the IPTV system, in detection module 401 detects the broadcast channel of Cable networks, whether live video stream is arranged before, send the direct broadcast band metadata request to BMS;
Integrate module 407 is used for will having the direct broadcast band metadata of the direct broadcast band of mandate to be integrated into the direct broadcast band menu after receiver module 406 receives the direct broadcast band metadata of BMS transmission;
Correspondingly, judge module 404 specifically is used to obtain the direct broadcast band metadata of this live video stream place direct broadcast band; Whether can obtain according to this live video stream of IP ways of distribution validation of information in the direct broadcast band metadata of obtaining by IP network.
Alternatively, referring to Fig. 7, this equipment also comprises:
Decoder module 409, be used for before the live video stream that playing module 403 obtains acquisition module 402 plays to the user, the live video stream that uses the IP channel decoder that acquisition module 402 is obtained carries out transcoding to be handled, and live video stream is converted to multicast or the unicast video data form that is fit to the IP network transmission.
The equipment that the embodiment of the invention provides, live video stream for Cable network and the common carrying of IP network, when the Cable network breaks down, can obtain live video stream from the IPTV system by IP network, make the user can normally watch the program of direct broadcast band, strengthened the reliability of live video business.
Need to prove: the live equipment of the mixing that the foregoing description provides is when live video, only the division with above-mentioned each functional module is illustrated, in the practical application, can as required the above-mentioned functions distribution be finished by different functional modules, the internal structure of the equipment of being about to is divided into different functional modules, to finish all or part of function described above.In addition, the live equipment of the mixing that the foregoing description provides with mix live method embodiment and belong to same design, its specific implementation process sees method embodiment for details, repeats no more here.
The invention described above embodiment sequence number is not represented the quality of embodiment just to description.
The all or part of step that one of ordinary skill in the art will appreciate that realization the foregoing description can be finished by hardware, also can instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. one kind is mixed live method, it is characterized in that described method comprises:
In the broadcast channel of detection cable of cable TV (Cable) network whether live video stream is arranged;
If detected live video stream, then described live video stream is played to the user;
If do not detect live video stream, then obtain described live video stream, and the described live video stream that will obtain plays to the user by procotol (IP) network.
2. method according to claim 1 is characterized in that, describedly obtains described live video stream by IP network, comprising:
Media distributing network in IPTV IPTV system sends the video access request, comprises the channel number of described live video stream correspondence in the described video access request;
Described live video stream that reception is obtained from live source by described media distributing network, that send by described IP network.
3. according to claim 1 or the described method of claim 2, it is characterized in that, describedly obtain before the described live video stream, also comprise by IP network:
Judge whether described live video stream can obtain by described IP network, if then carry out the step of obtaining described live video stream by described IP network.
4. whether method according to claim 3 is characterized in that, have before the live video stream in the broadcast channel of described detection Cable network, also comprises:
After the mandate by the business management system in the IPTV system, send the direct broadcast band metadata request to described business management system;
Receive the direct broadcast band metadata that described business management system sends, comprise channel number and IP ways of distribution information in the described direct broadcast band metadata;
To there be the direct broadcast band metadata of the direct broadcast band of mandate to be integrated into the direct broadcast band menu, and be shown to the user, carry out the selection of live video stream according to described direct broadcast band menu by described user;
Correspondingly, describedly judge that whether described live video stream can obtain by IP network, comprising:
Obtain the direct broadcast band metadata of described live video stream place direct broadcast band;
Whether can obtain according to the described live video stream of IP ways of distribution validation of information in the described direct broadcast band metadata of obtaining by described IP network.
5. method according to claim 1 is characterized in that, can't detect described live video stream from the broadcast channel of described Cable network, comprising:
Detect described Cable network and break down, or described live video stream does not issue and issues by described IP network by described Cable network.
6. method according to claim 1 is characterized in that, the described live video stream that obtains is played to before the user, also comprises:
Use the IP channel decoder that the described live video stream that obtains by IP network is carried out transcoding and handle, described live video stream is converted to multicast or the unicast video data form that is fit to described IP network transmission.
7. one kind is mixed live equipment, it is characterized in that described equipment comprises:
Detection module, whether the broadcast channel that is used for detecting cable of cable TV (Cable) network has live video stream;
Acquisition module is used for when described detection module does not detect live video stream, obtains described live video stream by procotol (IP) network;
Playing module is used for the live video stream that the detected live video stream of described detection module or described acquisition module obtain is played to the user.
8. equipment according to claim 7, it is characterized in that, described acquisition module specifically is used for sending the video access request to the media distributing network of IPTV IPTV system, comprises the channel number of described live video stream correspondence in the described video access request; Described live video stream that reception is obtained from live source by described media distributing network, that send by described IP network.
9. according to claim 7 or the described equipment of claim 8, it is characterized in that described equipment also comprises:
Judge module was used for before described acquisition module obtains described live video stream by IP network, judged whether described live video stream can obtain by IP network, if then carry out described acquisition module.
10. equipment according to claim 9 is characterized in that, described equipment also comprises:
Sending module is used for after the mandate of the business management system by the IPTV system, in described detection module detects the broadcast channel of Cable network, whether live video stream is arranged before, send the direct broadcast band metadata request to described business management system;
Receiver module is used for receiving the direct broadcast band metadata that described business management system sends after described sending module sends the direct broadcast band metadata request, comprises channel number and IP ways of distribution information in the described direct broadcast band metadata;
Integrate module is used for will having the direct broadcast band metadata of the direct broadcast band of mandate to be integrated into the direct broadcast band menu after described receiver module receives the direct broadcast band metadata of described business management system transmission;
Display module, the direct broadcast band menu that is used for described integrate module is integrated into is shown to the user, carries out the selection of live video stream by described user according to described direct broadcast band menu;
Correspondingly, described judge module specifically is used to obtain the direct broadcast band metadata of described live video stream place direct broadcast band; Whether can obtain according to the described live video stream of IP ways of distribution validation of information in the described direct broadcast band metadata of obtaining by IP network.
11. equipment according to claim 7 is characterized in that, described equipment also comprises:
Decoder module, be used for before the live video stream that described playing module obtains described acquisition module plays to the user, the described live video stream that uses the IP channel decoder that described acquisition module is obtained carries out transcoding to be handled, and described live video stream is converted to multicast or the unicast video data form that is fit to described IP network transmission.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986945A (en) * | 2014-05-27 | 2014-08-13 | 华为技术有限公司 | Hybrid network system, channel content replay method and hybrid set top box |
| CN104104991A (en) * | 2013-04-08 | 2014-10-15 | 景略半导体(上海)有限公司 | Digitalized sending, receiving and transmitting methods and systems for comprehensive services in HFC |
| WO2015192697A1 (en) * | 2014-06-18 | 2015-12-23 | 深圳市三峰光电科技有限公司 | Method, device and system structure for requesting and sending data in cdn system |
| CN107770632A (en) * | 2017-10-17 | 2018-03-06 | 安徽广行通信科技股份有限公司 | The live broadcasting method that a kind of DVB/IP is combined |
| CN108282417A (en) * | 2017-12-15 | 2018-07-13 | 北京歌华有线电视网络股份有限公司 | CHINA RFTCOM Co Ltd method for managing resource, device and broadcasting and TV VOD method, system |
| WO2019134175A1 (en) * | 2018-01-08 | 2019-07-11 | 青岛海信电器股份有限公司 | Program playback method of intelligent television, and intelligent television |
| CN111405338A (en) * | 2020-02-27 | 2020-07-10 | 海信视像科技股份有限公司 | Intelligent image quality switching method and display device |
| US11463495B2 (en) * | 2013-02-12 | 2022-10-04 | Comcast Cable Communications, Llc | Custom content insertion |
| CN115474067A (en) * | 2022-07-28 | 2022-12-13 | 北京歌华有线电视网络股份有限公司 | Method, storage medium and system for switching and playing live programs of digital television |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101102499A (en) * | 2007-08-01 | 2008-01-09 | 神州亿品科技有限公司 | Proxy server and TV playing network system |
| US20080083004A1 (en) * | 2006-10-02 | 2008-04-03 | Jin Pil Kim | Apparatus for receiving adaptive broadcast signal and method thereof |
| US20080313682A1 (en) * | 2004-07-27 | 2008-12-18 | Hiroyuki Kajiura | Near Video-on-Demand System, Near Video-on-Demand System Control Method, and Program and Recording Medium for the Same |
| CN101355689A (en) * | 2008-09-08 | 2009-01-28 | 深圳市同洲电子股份有限公司 | Method and system for controlling VOD of digital television as well as digital television receive terminal |
| CN101365145A (en) * | 2008-10-06 | 2009-02-11 | 广州杰赛科技股份有限公司 | Cable television network monitoring system and monitoring method |
| CN101656868A (en) * | 2008-08-21 | 2010-02-24 | 华为技术有限公司 | Method and device for controlling IPTV live broadcast |
| WO2010034505A1 (en) * | 2008-09-24 | 2010-04-01 | Alcatel Lucent | Client configuration and management for fast channel change of multimedia services |
| CN101848317A (en) * | 2009-03-27 | 2010-09-29 | 深圳市九洲电器有限公司 | Personal video recorders (PVRs) and method and system for interacting the same |
-
2011
- 2011-09-07 CN CN201110264033.3A patent/CN102300119B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080313682A1 (en) * | 2004-07-27 | 2008-12-18 | Hiroyuki Kajiura | Near Video-on-Demand System, Near Video-on-Demand System Control Method, and Program and Recording Medium for the Same |
| US20080083004A1 (en) * | 2006-10-02 | 2008-04-03 | Jin Pil Kim | Apparatus for receiving adaptive broadcast signal and method thereof |
| CN101102499A (en) * | 2007-08-01 | 2008-01-09 | 神州亿品科技有限公司 | Proxy server and TV playing network system |
| CN101656868A (en) * | 2008-08-21 | 2010-02-24 | 华为技术有限公司 | Method and device for controlling IPTV live broadcast |
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