FR2954882B1 - Systeme et procede de diffusion et de changement de canaux de television numerique. - Google Patents

Systeme et procede de diffusion et de changement de canaux de television numerique.

Info

Publication number
FR2954882B1
FR2954882B1 FR0959611A FR0959611A FR2954882B1 FR 2954882 B1 FR2954882 B1 FR 2954882B1 FR 0959611 A FR0959611 A FR 0959611A FR 0959611 A FR0959611 A FR 0959611A FR 2954882 B1 FR2954882 B1 FR 2954882B1
Authority
FR
France
Prior art keywords
diffusion
change
digital television
television channels
channels
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR0959611A
Other languages
English (en)
Other versions
FR2954882A1 (fr
Inventor
Romain Picard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Softathome SA
Original Assignee
Softathome SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Softathome SA filed Critical Softathome SA
Priority to FR0959611A priority Critical patent/FR2954882B1/fr
Priority to PCT/FR2010/052919 priority patent/WO2011080479A1/fr
Priority to EP10807711A priority patent/EP2520087A1/fr
Publication of FR2954882A1 publication Critical patent/FR2954882A1/fr
Application granted granted Critical
Publication of FR2954882B1 publication Critical patent/FR2954882B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6581—Reference data, e.g. a movie identifier for ordering a movie or a product identifier in a home shopping application
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
    • H04N21/23106—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion involving caching operations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
    • H04N21/23109—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion by placing content in organized collections, e.g. EPG data repository
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4345—Extraction or processing of SI, e.g. extracting service information from an MPEG stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4383—Accessing a communication channel
    • H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/64—Addressing
    • H04N21/6405—Multicasting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/64—Addressing
    • H04N21/6408—Unicasting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17318—Direct or substantially direct transmission and handling of requests

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FR0959611A 2009-12-28 2009-12-28 Systeme et procede de diffusion et de changement de canaux de television numerique. Active FR2954882B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0959611A FR2954882B1 (fr) 2009-12-28 2009-12-28 Systeme et procede de diffusion et de changement de canaux de television numerique.
PCT/FR2010/052919 WO2011080479A1 (fr) 2009-12-28 2010-12-27 Systeme et procede de diffusion et de changement de canaux de television numerique
EP10807711A EP2520087A1 (fr) 2009-12-28 2010-12-27 Systeme et procede de diffusion et de changement de canaux de television numerique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0959611A FR2954882B1 (fr) 2009-12-28 2009-12-28 Systeme et procede de diffusion et de changement de canaux de television numerique.

Publications (2)

Publication Number Publication Date
FR2954882A1 FR2954882A1 (fr) 2011-07-01
FR2954882B1 true FR2954882B1 (fr) 2014-08-29

Family

ID=42312913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0959611A Active FR2954882B1 (fr) 2009-12-28 2009-12-28 Systeme et procede de diffusion et de changement de canaux de television numerique.

Country Status (3)

Country Link
EP (1) EP2520087A1 (fr)
FR (1) FR2954882B1 (fr)
WO (1) WO2011080479A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3039735A1 (fr) * 2015-07-29 2017-02-03 Sagemcom Broadband Sas Procede de changement de service d'un decodeur de television numerique, et dispositif pour la mise en œuvre d'un tel procede

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6157673A (en) * 1996-12-26 2000-12-05 Philips Electronics North America Corp. Fast extraction of program specific information from multiple transport streams
US6985936B2 (en) * 2001-09-27 2006-01-10 International Business Machines Corporation Addressing the name space mismatch between content servers and content caching systems
MXPA04009782A (es) * 2002-04-08 2004-12-13 Thomson Licensing Sa Aparato y metodo par memorizar datos en cache para reducir los tiempos de cambio de canal.
MX2007014050A (es) * 2005-05-10 2008-02-07 Thomson Licensing Metodo y aparato para depositar en cache informacion de acceso para sintonizacion de cable digital mas rapido.
KR100962649B1 (ko) * 2007-02-15 2010-06-11 삼성전자주식회사 오픈 케이블 시스템의 채널변경속도 개선 방법 및 그 장치
KR100880893B1 (ko) * 2007-09-14 2009-01-30 한국전자통신연구원 복수의 멀티캐스트를 이용한 ｉｐｔｖ 고속 채널 전환을위한 장치 및 그 방법
KR100862196B1 (ko) * 2007-09-27 2008-10-09 한국전자통신연구원 채널 변경 시간을 감소시키기 위한 ｉｐｔｖ 디지털 방송시스템 및 방법

Also Published As

Publication number Publication date
EP2520087A1 (fr) 2012-11-07
FR2954882A1 (fr) 2011-07-01
WO2011080479A1 (fr) 2011-07-07

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