CN101267531A - An interactive network TV system and its realization method - Google Patents
An interactive network TV system and its realization method Download PDFInfo
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- CN101267531A CN101267531A CNA2008100665264A CN200810066526A CN101267531A CN 101267531 A CN101267531 A CN 101267531A CN A2008100665264 A CNA2008100665264 A CN A2008100665264A CN 200810066526 A CN200810066526 A CN 200810066526A CN 101267531 A CN101267531 A CN 101267531A
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Abstract
The invention is applied to the field of IPTV technology, provides an implementation for an interactive network television, comprising the following steps: a set-top box terminal in network downloads needed program resources from a server, and the server adds the set-top box terminal to a data list; the set-top box terminal in network downloads needed program resources from the server, as well as program resources from set-top box terminals in the data list. The method supports an interactive television having point-to-point download and transmission functions, makes full used the network uplink ability, and effectively solves the problem of low service quality caused by the self resource constraints of the server.
Description
Technical field
The invention belongs to the IPTV technical field, relate in particular to a kind of a kind of interactive Web TV system and implementation method of being applicable to.
Background technology
Along with people to the understanding of network with use cumulative year after year, Network Based and the technology and the professional concern that more and more is subjected to the consumer of expanding.(Internet Protocol Television, IPTV) in the life that is applied to people more and more widely, IPTV is based on the television broadcasting service of IP agreement to current IPTV, by video, the audio information services of the Internet to user's transmission.People can teleview by the broadband network interactively, and liberation in time oneself, change traditional television viewing habit.IPTV generally can store the TV programme that 3～7 days nearly hundred cover TV stations broadcast, and spectators can suspend according to own demand and watch, or to time broadcasting, this two-way interchange has strengthened spectators' property of participation.
Present IPTV system adopts client/server (C/S) pattern that broadcasting and demand (telecommunication) service are provided, in this pattern, a server zone must be arranged in the network, all data and information all centralized stores in server, the request instructions that server sends according to client selects corresponding data information to send to client.The server and client side is exactly a kind of relation of request.Usually, the volume of transmitted data of service request is less, and the volume of transmitted data of service response is bigger, and promptly a server is a plurality of client service simultaneously.In the hotel, company etc. use among a small circle, and this pattern is enough to deal with.But there is defective in the application mode of this IPTV: when number of users rises to certain rank, the IO of server will reach capacity, and server place network also can't carry lot of data stream, causes service quality to descend, until service can not be provided.Reduce network load and can adopt content distribution network (CDN) technology that server is put into from the near place of client as far as possible, need roll up server but finish large-scale application, cost significantly improves.So traditional IPTV pattern is difficult to overcome following problem:
1. server I is difficult to satisfy the demand that a large number of users is visited simultaneously;
2. the network bandwidth causes IPTV not smooth inadequately, and service quality is low, influences user experience.
Summary of the invention
The object of the present invention is to provide a kind of interactive Web TV system and implementation method, it is big to be intended to solve the existing technical scheme network load, and utilance is low, and server end is subjected to own resource restriction and the problem that service quality is low, cost is high that causes.
The present invention realizes like this, a kind of IPTV implementation method, comprise the steps: that the STB terminal in the network downloads the required programs resource from server, server adds described STB terminal in the data list, the program resource situation of all STB terminals that described data list record is connected with described server; STB terminal in the network was both downloaded the required programs resource from server, obtained described data list from server simultaneously, the STB terminal program downloading resource with required programs resource that writes down from data list.
Another object of the present invention is to provide a kind of STB terminal that is used for IPTV, comprise program resource downloading unit, be used for having and download this program resource the STB terminal of this program resource from server program downloading resource and from other; And program resource transmission unit, be used for to other STB terminal transmission program resources.
Another object of the present invention is to provide a kind of interactive Web TV system, comprise a plurality of servers and a plurality of STB terminal, described server is used to provide the program resource, described STB terminal comprises program resource downloading unit, is used for having from server program downloading resource and from other downloading this program resource STB terminal of this program resource; And program resource transmission unit, be used for to other STB terminal transmission program resources.
Beneficial effect of the present invention is: the present invention supports the interactive television of point-to-point download and transfer function to make full use of the uplink capacity of network, efficiently solves that server end is subjected to own resource restriction and the low problem of service quality that causes.
Description of drawings
Fig. 1 is the interactive Web TV system Organization Chart that the embodiment of the invention provides;
Fig. 2 is the function unit figure of the STB terminal that provides of first embodiment of the invention;
Fig. 3 is the implementation method flow chart of the IPTV that provides of first embodiment of the invention;
Fig. 4 is the function unit figure of the STB terminal that provides of second embodiment of the invention;
Fig. 5 is the implementation method flow chart of the IPTV that provides of second embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The present invention adopts P-2-P technology in IPTV, a plurality of STB terminals are combined into a network, shares bandwidth wherein, the common information of handling wherein.Under this pattern, each user can upload own institute downloaded contents to other users when service end is downloaded, and makes that the user who downloads a certain resource simultaneously is many more, and the speed of download of this resource is just fast more.
Fig. 1 is the network architecture diagram of the IPTV that provides of the embodiment of the invention, existing details are as follows: IPTV framework of the present invention comprises a plurality of servers and a plurality of STB terminal, connects by IP network between described a plurality of servers and the STB terminal.
Described server is used to provide the program resource, and in the present embodiment, described program resource can be the real-time stream or the movie resource of TV.
In the present embodiment, described server is a content distributing server, the STB terminal of server on network provides the program resource, data flow is transmitted by P2P, network can be a public network, also can be the dedicated network of IPTV, and the user can be as seeing that traditional tv sees the program that is broadcasting by STB terminal and television set, TV programme that also can the program request past can also movies on demand.
Described STB terminal is used for downloaded resources from the server, and can be to other STB terminal transfer resources.
Implementation is as follows: STB terminal A obtains the program resource at content distributing server A and content distributing server B place, and after STB terminal A had this program resource, server can add this STB terminal A in its Resources list.This moment, STB terminal C was when downloading this program resource, can download at server, also can download at STB terminal A simultaneously.The same server can add this STB terminal C in its Resources list.By that analogy, STB terminal is after the program downloading resource, server can add this STB terminal in the Resources list, STB terminal is when the program downloading resource, can download from server, also can from STB terminal, download by the Resources list in the querying server with this program resource.Thus, the terminal quantity of downloading same program in the network is many more, and speed of download is fast more, and to guarantee live or the needed data traffic of program request, simultaneously, burden alleviates server greatly because provide data flow to download between the STB terminal mutually.Whole system only needs some publisher servers, spreads over different zones, realization releases program source by above pattern function, and the user need buy STB terminal, can watch the IPTV program.
Fig. 2 is the function unit figure of the STB terminal that provides of first embodiment of the invention, and existing details are as follows:
Described STB terminal comprises program resource downloading unit 21 and program resource transmission unit 22, described program resource downloading unit 21 is used for from server program downloading resource, also is used for having from other this program resource of STB terminal download of this program resource.Described program resource transmission unit 22 is used for to other STB terminal transmission program resources.
Fig. 3 is the implementation method flow chart of the IPTV that provides of first embodiment of the invention, and existing details are as follows:
In step S301, the STB terminal in the network is downloaded the required programs resource from server, and server adds described STB terminal in the data list, the program resource situation of all STB terminals that described data list record is connected with described server.
In step S302, the STB terminal in the network was both downloaded the required programs resource from server, obtained described data list from server simultaneously, the STB terminal program downloading resource with required programs resource that writes down from data list.
The implementation method of the IPTV of mentioning in the first embodiment of the invention can provide program to a large number of users, the user who sees certain program is many more, program is smooth more, on the contrary, for not too popular live or request program, because the user who watches is fewer, so download user is insufficient, the program resource seldom causes not smooth.Particularly at request program, because program request is very personalized demand,, be subjected to the restriction of network so at this moment everybody the unexpected winner program do not seen that had user's program request can only go download to content distributing server, speed is probably not enough.
For example, STB terminal A can only be uploaded to other STB terminals to channel 1 when watching as channel 1.In case the channel the few that STB terminal A sees see that unique approach obtains program from content distributing server exactly.So the invention provides a kind of preferred embodiment solves this problem:
Fig. 4 is the function unit figure of the STB terminal that provides of second embodiment of the invention, and existing details are as follows:
Described STB terminal comprises program resource downloading unit 41, program resource transmission unit 42 and request unit 43, identical with first embodiment, described program resource downloading unit 41 is used for from server program downloading resource, also is used for having from other this program resource of STB terminal download of this program resource.Described program resource transmission unit 42 is used for to other STB terminal transmission program resources.Described request unit 43 is used for when the program resource is few, and other STB terminals in network send request.
Fig. 5 is the implementation method flow chart of the IPTV that provides of second embodiment of the invention
In step S501, the STB terminal in the network is downloaded the required programs resource from server, and server adds described STB terminal in the data list, the program resource situation of all STB terminals that described data list record is connected with described server.
In step S502, when the program resource was few, other STB terminals in network of the STB terminal in the network sent request.
For example terminal A can be uploaded to the user that other need channel 1 to channel 1, simultaneously when seeing channel 1, in case terminal A switches to channel X, find to see that the people of X is few that the flow of download is not enough, STB terminal A is just to STB terminal B, STB terminal C, and STB terminal D etc. sends request.
In step S503, after other STB terminals in the network receive request, download the program resource of oneself not playing, server also adds this STB terminal in the data list.
Be specially this urgent request of STB terminal priority treatment of the request of receiving, download the channel X that oneself does not watch, to help to solve the problem of terminal A data volume deficiency.The program resource that the method not only can provide other people seeing, the program resource that also can provide other not watch.
In step S504, the STB terminal in the network was both downloaded the required programs resource from server, obtained described data list from server simultaneously, the STB terminal program downloading resource with required programs resource that writes down from data list.
The present invention supports the interactive television of point-to-point download and transfer function to make full use of the uplink capacity of network, efficiently solve that server end is subjected to own resource restriction and the low problem of service quality that causes, and, utilize improved mode to solve unexpected winner resource speed and unhappy problem in the P2P transmission by further optimizing existing P2P pattern.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1, a kind of IPTV implementation method is characterized in that, comprises the steps:
STB terminal in the network is downloaded the required programs resource from server, and server adds described STB terminal in the data list; And
STB terminal in the network was both downloaded the required programs resource from server, obtained described data list from server simultaneously, the STB terminal program downloading resource with required programs resource that writes down from data list.
2, IPTV implementation method as claimed in claim 1 is characterized in that, also comprises step:
When the program resource was few, other STB terminals in network of the STB terminal in the network sent request; And
After other STB terminals in the network receive request, download the program resource of oneself not playing, server also adds this STB terminal in the data list.
3, IPTV implementation method as claimed in claim 1 is characterized in that, the program resource situation of all STB terminals that described data list record is connected with described server.
4, IPTV implementation method as claimed in claim 1 is characterized in that, described server is a content distributing server.
5, IPTV implementation method as claimed in claim 1 is characterized in that, described program resource is the real-time stream or the movie resource of TV.
6, a kind of STB terminal that is used for IPTV is characterized in that, comprises program resource downloading unit, is used for having from server program downloading resource and from other downloading this program resource STB terminal of this program resource; And program resource transmission unit, be used for to other STB terminal transmission program resources.
7, STB terminal as claimed in claim 6 is characterized in that, also comprises a request unit, is used for when the program resource is few, and other STB terminals in network send request.
8, a kind of interactive Web TV system, it is characterized in that, comprise a plurality of servers and a plurality of STB terminal, described server is used to provide the program resource, described STB terminal comprises program resource downloading unit, is used for having from server program downloading resource and from other downloading this program resource STB terminal of this program resource; And program resource transmission unit, be used for to other STB terminal transmission program resources.
9, interactive Web TV system as claimed in claim 8 is characterized in that, described STB terminal also comprises a request unit, is used for when the program resource is few, and other STB terminals in network send request.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008100665264A CN101267531A (en) | 2008-03-31 | 2008-03-31 | An interactive network TV system and its realization method |
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| CNA2008100665264A CN101267531A (en) | 2008-03-31 | 2008-03-31 | An interactive network TV system and its realization method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101827201A (en) * | 2010-04-30 | 2010-09-08 | 中山大学 | Set-top box and digital television playing system |
| CN101924908A (en) * | 2009-06-17 | 2010-12-22 | 丰穗国际股份有限公司 | System for downloading and playing movie of set top box |
| CN102291629A (en) * | 2011-08-29 | 2011-12-21 | 中兴通讯股份有限公司 | P2P (peer-to-peer) proxy on-demand system and implementation method applied to IPTV (Internet protocol television) |
| CN103702235A (en) * | 2013-12-24 | 2014-04-02 | 乐视网信息技术（北京）股份有限公司 | Data processing method and system for content delivery network |
| CN103974117A (en) * | 2013-02-06 | 2014-08-06 | 中兴通讯股份有限公司 | Sharing recording method, sharing recording device, sharing recording server and set-top boxes |
| CN104602047A (en) * | 2014-12-05 | 2015-05-06 | 海信集团有限公司 | Share method of EPG (error pattern generator) data, server, terminal and system |
| CN104935644A (en) * | 2015-06-02 | 2015-09-23 | 四川九天揽月文化传媒有限公司 | Method and device for distribution storage of film sources |
| CN105681828A (en) * | 2016-03-24 | 2016-06-15 | 合一网络技术(北京)有限公司 | Node connection adjusting method and device |
| US9998533B2 (en) | 2009-05-31 | 2018-06-12 | International Business Machines Corporation | P2P content caching system and method |
-
2008
- 2008-03-31 CN CNA2008100665264A patent/CN101267531A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9998533B2 (en) | 2009-05-31 | 2018-06-12 | International Business Machines Corporation | P2P content caching system and method |
| CN101924908A (en) * | 2009-06-17 | 2010-12-22 | 丰穗国际股份有限公司 | System for downloading and playing movie of set top box |
| CN101827201A (en) * | 2010-04-30 | 2010-09-08 | 中山大学 | Set-top box and digital television playing system |
| CN102291629A (en) * | 2011-08-29 | 2011-12-21 | 中兴通讯股份有限公司 | P2P (peer-to-peer) proxy on-demand system and implementation method applied to IPTV (Internet protocol television) |
| CN102291629B (en) * | 2011-08-29 | 2019-02-05 | 中兴通讯股份有限公司 | A kind of P2P applied to IPTV acts on behalf of VOD system and implementation method |
| CN103974117B (en) * | 2013-02-06 | 2017-12-05 | 中兴通讯股份有限公司 | A kind of shared method for recording, device, server and set top box |
| CN103974117A (en) * | 2013-02-06 | 2014-08-06 | 中兴通讯股份有限公司 | Sharing recording method, sharing recording device, sharing recording server and set-top boxes |
| WO2014121604A1 (en) * | 2013-02-06 | 2014-08-14 | 中兴通讯股份有限公司 | Shared recording method and device, server, and set-top box |
| CN103702235A (en) * | 2013-12-24 | 2014-04-02 | 乐视网信息技术（北京）股份有限公司 | Data processing method and system for content delivery network |
| CN104602047B (en) * | 2014-12-05 | 2019-01-15 | 海信集团有限公司 | Sharing method, server, terminal and the system of EPG data |
| CN104602047A (en) * | 2014-12-05 | 2015-05-06 | 海信集团有限公司 | Share method of EPG (error pattern generator) data, server, terminal and system |
| CN104935644A (en) * | 2015-06-02 | 2015-09-23 | 四川九天揽月文化传媒有限公司 | Method and device for distribution storage of film sources |
| CN105681828A (en) * | 2016-03-24 | 2016-06-15 | 合一网络技术(北京)有限公司 | Node connection adjusting method and device |
| CN105681828B (en) * | 2016-03-24 | 2020-02-14 | 合一网络技术(北京)有限公司 | Node connection adjusting method and device |
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Open date: 20080917 |