EP1985116A4 - System und verfahren für videokonferenzen unter verwendung skalierbarer videocodierung und zusammensetzung von skalierbaren videokonferenzservern - Google Patents

System und verfahren für videokonferenzen unter verwendung skalierbarer videocodierung und zusammensetzung von skalierbaren videokonferenzservern

Info

Publication number
EP1985116A4
EP1985116A4 EP06846796.8A EP06846796A EP1985116A4 EP 1985116 A4 EP1985116 A4 EP 1985116A4 EP 06846796 A EP06846796 A EP 06846796A EP 1985116 A4 EP1985116 A4 EP 1985116A4
Authority
EP
European Patent Office
Prior art keywords
scalable video
videoconferencing
compositing
video coding
conferencing servers
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Withdrawn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
EP06846796.8A
Other languages
English (en)
French (fr)
Other versions
EP1985116A2 (de
Inventor
Alexandros Eleftheriadis
Ofer Shapiro
Thomas Wiegand
Jacob Chakareski
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.)
Vidyo Inc
Original Assignee
Vidyo Inc
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 Vidyo Inc filed Critical Vidyo Inc
Publication of EP1985116A2 publication Critical patent/EP1985116A2/de
Publication of EP1985116A4 publication Critical patent/EP1985116A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
    • H04N19/66—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving data partitioning, i.e. separation of data into packets or partitions according to importance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
EP06846796.8A 2005-12-22 2006-12-22 System und verfahren für videokonferenzen unter verwendung skalierbarer videocodierung und zusammensetzung von skalierbaren videokonferenzservern Withdrawn EP1985116A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75334305P 2005-12-22 2005-12-22
PCT/US2006/062569 WO2007076486A2 (en) 2005-12-22 2006-12-22 System and method for videoconferencing using scalable video coding and compositing scalable video conferencing servers

Publications (2)

Publication Number Publication Date
EP1985116A2 EP1985116A2 (de) 2008-10-29
EP1985116A4 true EP1985116A4 (de) 2013-06-05

Family

ID=38218852

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06846796.8A Withdrawn EP1985116A4 (de) 2005-12-22 2006-12-22 System und verfahren für videokonferenzen unter verwendung skalierbarer videocodierung und zusammensetzung von skalierbaren videokonferenzservern

Country Status (6)

Country Link
EP (1) EP1985116A4 (de)
JP (1) JP4921488B2 (de)
CN (1) CN101341746B (de)
AU (1) AU2006330457B2 (de)
CA (1) CA2633366C (de)
WO (1) WO2007076486A2 (de)

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CN101588252B (zh) 2008-05-23 2011-07-20 华为技术有限公司 一种多点会议的控制方法及装置
US8421840B2 (en) 2008-06-09 2013-04-16 Vidyo, Inc. System and method for improved view layout management in scalable video and audio communication systems
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US8380790B2 (en) * 2008-12-15 2013-02-19 Microsoft Corporation Video conference rate matching
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US8228363B2 (en) * 2009-01-30 2012-07-24 Polycom, Inc. Method and system for conducting continuous presence conferences
US8341672B2 (en) * 2009-04-24 2012-12-25 Delta Vidyo, Inc Systems, methods and computer readable media for instant multi-channel video content browsing in digital video distribution systems
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CN102014300B (zh) * 2009-09-07 2013-11-20 株式会社日立制作所 视频点播中实现快速浏览功能的装置
TWI416961B (zh) * 2010-04-02 2013-11-21 Univ Nat Chiao Tung 用於可調式視訊編碼系統之選擇性移動向量預測方法、移動估測方法及其裝置
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JP5760458B2 (ja) * 2011-01-31 2015-08-12 株式会社リコー Ｔｖ会議システム
US9143901B2 (en) * 2011-05-27 2015-09-22 Qualcomm Incorporated Group ID and QOS group identification for stream multiplexing in multicast and broadcast systems
AU2012267514A1 (en) 2011-06-08 2014-01-09 Vidyo, Inc. Systems and methods for improved interactive content sharing in video communication systems
JP2013042492A (ja) * 2011-08-11 2013-02-28 Polycom Inc 常駐表示式ビデオ会議においてビデオストリームを切替える方法およびシステム
US9225978B2 (en) * 2012-06-28 2015-12-29 Qualcomm Incorporated Streaming adaption based on clean random access (CRA) pictures
US20140028788A1 (en) * 2012-07-30 2014-01-30 Polycom, Inc. Method and system for conducting video conferences of diverse participating devices
US9641875B2 (en) 2012-09-04 2017-05-02 Nippon Hoso Kyokai Video signal transmitting device, video signal receiving device, and recording medium
CN104769938B (zh) 2012-09-11 2018-07-20 维德约股份有限公司 即时消息收发和视频通信系统的基于代理的集成的系统和方法
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CN106534760B (zh) * 2015-09-15 2020-07-28 华为技术有限公司 一种媒体流传输方法、设备及系统
JP6588801B2 (ja) * 2015-10-30 2019-10-09 キヤノン株式会社 画像処理装置、画像処理方法、及び、プログラム
CN106101606A (zh) * 2016-07-05 2016-11-09 宁波菊风系统软件有限公司 一种视频会议的屏幕共享实现装置
CN106101605A (zh) * 2016-07-05 2016-11-09 宁波菊风系统软件有限公司 一种视频会议的屏幕共享实现方法
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Also Published As

Publication number Publication date
CA2633366C (en) 2015-04-28
WO2007076486A3 (en) 2007-12-13
AU2006330457A1 (en) 2007-07-05
JP4921488B2 (ja) 2012-04-25
CN101341746A (zh) 2009-01-07
CA2633366A1 (en) 2007-07-05
JP2009521880A (ja) 2009-06-04
CN101341746B (zh) 2011-11-30
EP1985116A2 (de) 2008-10-29
AU2006330457B2 (en) 2011-07-14
WO2007076486A2 (en) 2007-07-05

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Inventor name: SHAPIRO, OFER

Inventor name: CHAKARESKI, JACOB

Inventor name: WIEGAND, THOMAS

Inventor name: ELEFTHERIADIS, ALEXANDROS

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