EP1908283A4 - Dispositif et procede de transformation d'un flux de diffusion multimedia numerique (dmb) terrestre, systeme de transmission de flux dmb et procede d'utilisation - Google Patents

Dispositif et procede de transformation d'un flux de diffusion multimedia numerique (dmb) terrestre, systeme de transmission de flux dmb et procede d'utilisation

Info

Publication number
EP1908283A4
EP1908283A4 EP06769252A EP06769252A EP1908283A4 EP 1908283 A4 EP1908283 A4 EP 1908283A4 EP 06769252 A EP06769252 A EP 06769252A EP 06769252 A EP06769252 A EP 06769252A EP 1908283 A4 EP1908283 A4 EP 1908283A4
Authority
EP
European Patent Office
Prior art keywords
dmb
transmission system
multimedia broadcast
digital multimedia
terrestrial digital
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.)
Withdrawn
Application number
EP06769252A
Other languages
German (de)
English (en)
Other versions
EP1908283A1 (fr
Inventor
Byung-Jun Bae
Woo-Suk Kim
Chung-Hyun Ahn
Soo-In Lee
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.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
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 Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Publication of EP1908283A1 publication Critical patent/EP1908283A1/fr
Publication of EP1908283A4 publication Critical patent/EP1908283A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/10—Arrangements for replacing or switching information during the broadcast or the distribution
    • H04H20/103—Transmitter-side switching
    • 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
    • H04N21/236—Assembling 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
    • 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
    • H04N21/236—Assembling 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
    • H04N21/23608—Remultiplexing multiplex streams, e.g. involving modifying time stamps or remapping the packet identifiers
    • 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
    • H04N21/236—Assembling 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
    • H04N21/2362—Generation or processing of Service Information [SI]
    • 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
    • H04N21/236—Assembling 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
    • H04N21/2365—Multiplexing of several video streams
    • 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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • 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
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
    • 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
    • H04N21/4341—Demultiplexing of audio and video streams
    • 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
    • H04N21/434—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
    • H04N21/4347—Demultiplexing of several video streams
    • 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 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6112—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving terrestrial transmission, e.g. DVB-T
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
EP06769252A 2005-07-12 2006-07-11 Dispositif et procede de transformation d'un flux de diffusion multimedia numerique (dmb) terrestre, systeme de transmission de flux dmb et procede d'utilisation Withdrawn EP1908283A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050062667A KR100728237B1 (ko) 2005-07-12 2005-07-12 지상파 디지털 멀티미디어 방송 스트림 변환 장치 및 그방법과 그를 이용한 지상파 ｄｍｂ 전송 장치 및 그 방법
PCT/KR2006/002723 WO2007008029A1 (fr) 2005-07-12 2006-07-11 Dispositif et procede de transformation d'un flux de diffusion multimedia numerique (dmb) terrestre, systeme de transmission de flux dmb et procede d'utilisation

Publications (2)

Publication Number Publication Date
EP1908283A1 EP1908283A1 (fr) 2008-04-09
EP1908283A4 true EP1908283A4 (fr) 2010-07-14

Family

ID=37637348

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06769252A Withdrawn EP1908283A4 (fr) 2005-07-12 2006-07-11 Dispositif et procede de transformation d'un flux de diffusion multimedia numerique (dmb) terrestre, systeme de transmission de flux dmb et procede d'utilisation

Country Status (3)

Country Link
EP (1) EP1908283A4 (fr)
KR (1) KR100728237B1 (fr)
WO (1) WO2007008029A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0837609A2 (fr) * 1996-10-18 1998-04-22 Nextlevel Systems, Inc. Procédé d'assemblage de flux de paquets vidéo numériques comprimés
WO2005020580A1 (fr) * 2003-08-26 2005-03-03 Electronics And Telecommunications Research Institute Procede et dispositif de conversion de flux multimedia pour un service multimedia dans un systeme de radiodiffusion numerique (dab)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6252873B1 (en) 1998-06-17 2001-06-26 Gregory O. Vines Method of ensuring a smooth transition between MPEG-2 transport streams
US6909743B1 (en) 1999-04-14 2005-06-21 Sarnoff Corporation Method for generating and processing transition streams
JP2000341231A (ja) 1999-05-25 2000-12-08 Canon Inc 多重化装置、方法及びコンピュータ読み取り可能な記憶媒体
JP3863528B2 (ja) * 2001-11-30 2006-12-27 松下電器産業株式会社 ストリーム変換装置及び方法、情報記録装置及び方法、並びに情報記録媒体

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0837609A2 (fr) * 1996-10-18 1998-04-22 Nextlevel Systems, Inc. Procédé d'assemblage de flux de paquets vidéo numériques comprimés
WO2005020580A1 (fr) * 2003-08-26 2005-03-03 Electronics And Telecommunications Research Institute Procede et dispositif de conversion de flux multimedia pour un service multimedia dans un systeme de radiodiffusion numerique (dab)

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
"INFORMATION TECHNOLOGY - GENERIC CODING OF MOVING PICTURES AND ASSOCIATED AUDIO INFORMATION: SYSTEMS. TECHNOLOGIES DE L'INFORMATION - CODAGE DES IMAGES ANIMEES ET DU SON ASSOCIE: SYSTEMES", INTERNATIONAL STANDARD ISO/IEC, XX, XX, vol. 13818-1, 15 April 1996 (1996-04-15), pages I - XY,01, XP000667435 *
"Radio Broadcasting Systems; Digital Audio Broadcasting (DAB) to mobile, portable and fixed receivers; ETSI EN 300 401", ETSI STANDARDS, LIS, SOPHIA ANTIPOLIS CEDEX, FRANCE, vol. BC, no. V1.3.3, 1 May 2001 (2001-05-01), XP014001360, ISSN: 0000-0001 *
BYUNGJUN BAE ET AL: "Design and Implementation of the Ensemble Remultiplexer for DMB Service Based on Eureka-147", ETRI JOURNAL, ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, KR, vol. 26, no. 4, 1 August 2004 (2004-08-01), pages 367 - 370, XP002550776, ISSN: 1225-6463, [retrieved on 20040801] *
LEE G ET AL: "Development of terrestrial DMB transmission system based on Eureka-147 DAB system", IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, IEEE SERVICE CENTER, NEW YORK, NY, US LNKD- DOI:10.1109/TCE.2005.1405700, vol. 51, no. 1, 1 February 2005 (2005-02-01), pages 63 - 68, XP003014346, ISSN: 0098-3063 *
See also references of WO2007008029A1 *
WEISS S M: "SWITCHING FACILITIES IN MPEG-2: NECESSARY BUT NOT SUFFICIENT", SMPTE JOURNAL, SMPTE INC. SCARSDALE, N.Y, US, vol. 104, no. 12, 1 December 1995 (1995-12-01), pages 788 - 802, XP000543847, ISSN: 0036-1682 *

Also Published As

Publication number Publication date
EP1908283A1 (fr) 2008-04-09
KR100728237B1 (ko) 2007-06-13
WO2007008029A1 (fr) 2007-01-18
KR20070008835A (ko) 2007-01-18

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