FR2927747B1 - Procede de diffusion d'un flux de donnees dans un reseau comprenant une pluralite d'emetteurs, produit programme d'ordinateur, tete de reseau et systeme correspondants. - Google Patents

Procede de diffusion d'un flux de donnees dans un reseau comprenant une pluralite d'emetteurs, produit programme d'ordinateur, tete de reseau et systeme correspondants.

Info

Publication number
FR2927747B1
FR2927747B1 FR0851047A FR0851047A FR2927747B1 FR 2927747 B1 FR2927747 B1 FR 2927747B1 FR 0851047 A FR0851047 A FR 0851047A FR 0851047 A FR0851047 A FR 0851047A FR 2927747 B1 FR2927747 B1 FR 2927747B1
Authority
FR
France
Prior art keywords
network
transmitters
broadcasting
computer program
data stream
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
FR0851047A
Other languages
English (en)
Other versions
FR2927747A1 (fr
Inventor
Denis Masse
Jean Francois Travers
Michel Richard
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Priority to FR0851047A priority Critical patent/FR2927747B1/fr
Priority to EP09712298A priority patent/EP2243232A1/fr
Priority to US12/735,831 priority patent/US8683069B2/en
Priority to PCT/EP2009/051561 priority patent/WO2009103638A1/fr
Publication of FR2927747A1 publication Critical patent/FR2927747A1/fr
Application granted granted Critical
Publication of FR2927747B1 publication Critical patent/FR2927747B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65Arrangements characterised by transmission systems for broadcast
    • H04H20/67Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/18Arrangements for synchronising broadcast or distribution via plural systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/23608Remultiplexing multiplex streams, e.g. involving modifying time stamps or remapping the packet identifiers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/242Synchronization processes, e.g. processing of PCR [Program Clock References]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network 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 
    • H04N21/63Control 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
    • H04N21/643Communication protocols
    • H04N21/64315DVB-H

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FR0851047A 2008-02-19 2008-02-19 Procede de diffusion d'un flux de donnees dans un reseau comprenant une pluralite d'emetteurs, produit programme d'ordinateur, tete de reseau et systeme correspondants. Active FR2927747B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR0851047A FR2927747B1 (fr) 2008-02-19 2008-02-19 Procede de diffusion d'un flux de donnees dans un reseau comprenant une pluralite d'emetteurs, produit programme d'ordinateur, tete de reseau et systeme correspondants.
EP09712298A EP2243232A1 (fr) 2008-02-19 2009-02-11 Procede de diffusion d ' un flux de donnees dans un reseau comprenant une pluralite d ' emetteurs ainsi que produit programme d ' ordinateur, tete de reseau et systeme pour la mise en oeuvre de ce procede
US12/735,831 US8683069B2 (en) 2008-02-19 2009-02-11 Method for broadcasting a data stream based on time lag in a network including a plurality of transmitters, computer program product, head-end system for implementing said method
PCT/EP2009/051561 WO2009103638A1 (fr) 2008-02-19 2009-02-11 Procede de diffusion d ' un flux de donnees dans un reseau comprenant une pluralite d ' emetteurs ainsi que produit programme d ' ordinateur, tete de reseau et systeme pour la mise en oeuvre de ce procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0851047A FR2927747B1 (fr) 2008-02-19 2008-02-19 Procede de diffusion d'un flux de donnees dans un reseau comprenant une pluralite d'emetteurs, produit programme d'ordinateur, tete de reseau et systeme correspondants.

Publications (2)

Publication Number Publication Date
FR2927747A1 FR2927747A1 (fr) 2009-08-21
FR2927747B1 true FR2927747B1 (fr) 2010-03-19

Family

ID=39817094

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0851047A Active FR2927747B1 (fr) 2008-02-19 2008-02-19 Procede de diffusion d'un flux de donnees dans un reseau comprenant une pluralite d'emetteurs, produit programme d'ordinateur, tete de reseau et systeme correspondants.

Country Status (4)

Country Link
US (1) US8683069B2 (fr)
EP (1) EP2243232A1 (fr)
FR (1) FR2927747B1 (fr)
WO (1) WO2009103638A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2992507B1 (fr) * 2012-06-26 2015-03-13 Tdf Procede et dispositif d'horodatage d'un flux de donnees dans un reseau de diffusion radiophonique, procede et dispositif d'insertion, programmes d'ordinateur et medium de stockage correspondants.
CN103336712B (zh) * 2013-05-28 2017-04-19 广州中大电讯科技有限公司 一种用于数字电视单频网适配器的控制方法
FR3015739B1 (fr) * 2013-12-19 2017-05-26 Enensys Tech Procede de generation d’un marquage temporel pour une diffusion terrestre synchrone
FR3019701B1 (fr) 2014-04-04 2017-09-15 Tdf Procede et dispositif de synchronisation de donnees, procede et dispositif de generation d'un flux de donnees, et programmes d'ordinateur correspondants.
CN111436048B (zh) * 2019-02-03 2022-03-01 维沃移动通信有限公司 支持时间敏感通信的方法及通信设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3022425A1 (de) * 1980-06-14 1981-12-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zum zeitgleichen aussenden von nachrichten ueber mehrere gleichwellensender
DE69232529T2 (de) * 1991-03-27 2002-11-07 Matsushita Electric Ind Co Ltd Signalübertragungssystem
KR950701783A (ko) * 1992-05-29 1995-04-28 존 에이치. 무어 동시방송 전송 시스템을 동기화하기 위한 방법 및 장치(Method and Apparatus for Synchronizing a Simulcast Transmission System)
FR2725860A1 (fr) 1994-10-17 1996-04-19 Telediffusion Fse Procede et systeme de synchronisation d'un reseau de telecommunication
US6011977A (en) 1995-11-30 2000-01-04 Ericsson Inc. RF simulcasting system with dynamic wide-range automatic synchronization
JP4267092B2 (ja) * 1998-07-07 2009-05-27 富士通株式会社 時刻同期方法
PT1026519E (pt) * 1999-02-08 2010-07-26 Ses Astra Sa SISTEMA DE CAPTAÆO E MéTODO PARA SATéLITES
TW507428B (en) 1999-03-31 2002-10-21 Harris Corp Method and system for extending broadcast coverage on a single frequency network
US7336646B2 (en) 2004-10-26 2008-02-26 Nokia Corporation System and method for synchronizing a transport stream in a single frequency network
WO2006084361A1 (fr) 2005-02-09 2006-08-17 Alex Dolgonos Systeme et procede de mise en oeuvre d'un reseau monofrequence a diversite de transmission sans recepteurs gps
US7738582B2 (en) * 2005-03-02 2010-06-15 Rohde & Schwarz Gmbh & Co. Kg Apparatus, systems and methods for producing coherent symbols in a single frequency network

Also Published As

Publication number Publication date
EP2243232A1 (fr) 2010-10-27
US20110055414A1 (en) 2011-03-03
WO2009103638A1 (fr) 2009-08-27
US8683069B2 (en) 2014-03-25
FR2927747A1 (fr) 2009-08-21

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