EP1878229A4 - VIDEO PROCESSING IN MULTIPLE PARTICIPANT VIDEO CONFERENCE - Google Patents

VIDEO PROCESSING IN MULTIPLE PARTICIPANT VIDEO CONFERENCE

Info

Publication number
EP1878229A4
EP1878229A4 EP06758716A EP06758716A EP1878229A4 EP 1878229 A4 EP1878229 A4 EP 1878229A4 EP 06758716 A EP06758716 A EP 06758716A EP 06758716 A EP06758716 A EP 06758716A EP 1878229 A4 EP1878229 A4 EP 1878229A4
Authority
EP
European Patent Office
Prior art keywords
video
participant
conference
video processing
processing
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Withdrawn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
EP06758716A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1878229A2 (en
Inventor
Thomas Pun
Hsi Jung Wu
Hyeonkuk Jeong
Joe Abuan
Jim Normile
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.)
Apple Inc
Original Assignee
Apple 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
Priority claimed from US11/118,553 external-priority patent/US7817180B2/en
Priority claimed from US11/118,615 external-priority patent/US7692682B2/en
Application filed by Apple Inc filed Critical Apple Inc
Priority to EP08075236A priority Critical patent/EP1936996A3/en
Publication of EP1878229A2 publication Critical patent/EP1878229A2/en
Publication of EP1878229A4 publication Critical patent/EP1878229A4/en
Withdrawn legal-status Critical Current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
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Telephonic Communication Services (AREA)
  • Closed-Circuit Television Systems (AREA)
EP06758716A 2005-04-28 2006-04-27 VIDEO PROCESSING IN MULTIPLE PARTICIPANT VIDEO CONFERENCE Withdrawn EP1878229A4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08075236A EP1936996A3 (en) 2005-04-28 2006-04-27 Video processing in a multi-participant video conference

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/118,553 US7817180B2 (en) 2005-04-28 2005-04-28 Video processing in a multi-participant video conference
US11/118,615 US7692682B2 (en) 2005-04-28 2005-04-28 Video encoding in a video conference
PCT/US2006/016169 WO2006116659A2 (en) 2005-04-28 2006-04-27 Video processing in a multi-participant video conference

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP08075236A Division EP1936996A3 (en) 2005-04-28 2006-04-27 Video processing in a multi-participant video conference

Publications (2)

Publication Number Publication Date
EP1878229A2 EP1878229A2 (en) 2008-01-16
EP1878229A4 true EP1878229A4 (en) 2011-07-27

Family

ID=37215539

Family Applications (2)

Application Number Title Priority Date Filing Date
EP06758716A Withdrawn EP1878229A4 (en) 2005-04-28 2006-04-27 VIDEO PROCESSING IN MULTIPLE PARTICIPANT VIDEO CONFERENCE
EP08075236A Ceased EP1936996A3 (en) 2005-04-28 2006-04-27 Video processing in a multi-participant video conference

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP08075236A Ceased EP1936996A3 (en) 2005-04-28 2006-04-27 Video processing in a multi-participant video conference

Country Status (3)

Country Link
EP (2) EP1878229A4 (https=)
JP (7) JP5103379B2 (https=)
WO (1) WO2006116659A2 (https=)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7817180B2 (en) 2005-04-28 2010-10-19 Apple Inc. Video processing in a multi-participant video conference
US7692682B2 (en) 2005-04-28 2010-04-06 Apple Inc. Video encoding in a video conference
US7949117B2 (en) 2005-04-28 2011-05-24 Apple Inc. Heterogeneous video conferencing
US7899170B2 (en) 2005-04-28 2011-03-01 Apple Inc. Multi-participant conference setup
US7864209B2 (en) 2005-04-28 2011-01-04 Apple Inc. Audio processing in a multi-participant conference
US7653250B2 (en) 2005-04-28 2010-01-26 Apple Inc. Adjusting sampling rate for encoding
US8861701B2 (en) 2005-04-28 2014-10-14 Apple Inc. Multi-participant conference adjustments
US20100149301A1 (en) * 2008-12-15 2010-06-17 Microsoft Corporation Video Conferencing Subscription Using Multiple Bit Rate Streams
US8433755B2 (en) 2010-04-07 2013-04-30 Apple Inc. Dynamic designation of a central distributor in a multi-participant conference
US8711736B2 (en) 2010-09-16 2014-04-29 Apple Inc. Audio processing in a multi-participant conference
JP5849681B2 (ja) * 2011-12-16 2016-02-03 富士通株式会社 符号化装置、復号装置、符号化方法、復号方法、符号化プログラム、及び復号プログラム
JP6692087B2 (ja) * 2013-12-27 2020-05-13 サン パテント トラスト 配信方法、およびシステム
US9571535B2 (en) 2014-06-12 2017-02-14 International Business Machines Corporation Quality of experience for communication sessions
JP6279415B2 (ja) * 2014-06-12 2018-02-14 モイ株式会社 合成データ提供装置、合成データ提供方法及びプログラム
US9769494B2 (en) * 2014-08-01 2017-09-19 Ati Technologies Ulc Adaptive search window positioning for video encoding
CA3007360C (en) 2015-12-04 2021-12-07 Sling Media, Inc. Remote-controlled media studio
WO2018067728A1 (en) * 2016-10-04 2018-04-12 Livelike Inc. Picture-in-picture base video streaming for mobile devices
JP6708882B2 (ja) * 2016-10-26 2020-06-10 サイレックス・テクノロジー株式会社 符号化装置、及び、符号化方法
KR20220114326A (ko) * 2021-02-08 2022-08-17 삼성전자주식회사 미디어 스트림을 송수신하는 전자 장치 및 그 동작 방법
WO2022241541A1 (en) 2021-05-21 2022-11-24 Technologies Crewdle Inc. Peer-to-peer conferencing system and method
CN114710643A (zh) * 2022-03-23 2022-07-05 广州方硅信息技术有限公司 视频会议中的视频渲染方法、装置、设备和可读存储介质
JP2024092673A (ja) 2022-12-26 2024-07-08 株式会社ディーアンドエムホールディングス オーディオシステム、ワイヤレススピーカシステム、ワイヤレススピーカ、ワイヤレス端末、プログラム、およびオーディオ再生方法
EP4535784B1 (en) 2023-10-02 2025-09-17 Axis AB Method and device for handling bandwidth shortage in relation to transmission of video frames

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6456335B1 (en) * 1998-02-19 2002-09-24 Fujitsu Limited Multiple picture composing method and multiple picture composing apparatus
US20030016753A1 (en) * 2001-07-05 2003-01-23 Kyeounsoo Kim Multi-channel video encoding apparatus and method
US20040184548A1 (en) * 2001-07-27 2004-09-23 Paul Kerbiriou Method and device for coding a mosaic

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62200994A (ja) * 1986-02-28 1987-09-04 Toshiba Corp 動画通信システム
JP2641899B2 (ja) * 1988-05-13 1997-08-20 日本電気株式会社 マルチポイント画像伝送方式
JPH04310084A (ja) * 1991-04-08 1992-11-02 Mitsubishi Electric Corp 多地点間通信方式におけるリフレッシュ方式
JPH05130601A (ja) * 1991-11-07 1993-05-25 Canon Inc 多地点間制御装置
US5689641A (en) * 1993-10-01 1997-11-18 Vicor, Inc. Multimedia collaboration system arrangement for routing compressed AV signal through a participant site without decompressing the AV signal
JPH07131772A (ja) * 1993-10-28 1995-05-19 Toshiba Corp 集中管理方式によるｔｖ会議装置
US5838664A (en) * 1997-07-17 1998-11-17 Videoserver, Inc. Video teleconferencing system with digital transcoding
JPH08251567A (ja) * 1995-03-15 1996-09-27 Toshiba Corp テレビ会議装置
JPH09130798A (ja) * 1995-10-30 1997-05-16 Toshiba Corp 情報合成装置および情報合成方法
JPH09214924A (ja) * 1996-01-31 1997-08-15 Canon Inc 画像通信装置
JPH1028260A (ja) * 1996-07-10 1998-01-27 Matsushita Electric Ind Co Ltd 映像データ伝送方法および多地点テレビ会議装置
JPH1066088A (ja) * 1996-08-16 1998-03-06 Ricoh Co Ltd 多地点テレビ会議制御装置
JPH1066070A (ja) * 1996-08-19 1998-03-06 Nec Eng Ltd 多地点通信を考慮したテレビ会議システム
JPH1174868A (ja) * 1996-09-02 1999-03-16 Toshiba Corp 情報伝送方法およびその方法が適用される情報伝送システムにおける符号化装置／復号化装置、並びに符号化・多重化装置／復号化・逆多重化装置
JPH10224797A (ja) * 1997-02-04 1998-08-21 Hitachi Ltd 動きベクトル検出装置及びそれを用いた動画像符号化装置
JPH11187372A (ja) * 1997-12-22 1999-07-09 Kyocera Corp 多地点テレビ会議システム
JPH11220709A (ja) * 1998-01-30 1999-08-10 Kyocera Corp 多地点通信システム
JPH11239331A (ja) * 1998-02-23 1999-08-31 Kyocera Corp 多地点通信システム
JP3196753B2 (ja) * 1999-01-29 2001-08-06 日本電気株式会社 画像表示方法及び画像表示装置
JP2001128132A (ja) * 1999-10-28 2001-05-11 Nippon Telegr & Teleph Corp <Ntt> ビデオ会議システム、方法、およびその方法を記録した記録媒体
EP1126710A1 (en) * 2000-02-15 2001-08-22 Telefonaktiebolaget L M Ericsson (Publ) A method and an apparatus for video mixing of bit streams
US6711212B1 (en) * 2000-09-22 2004-03-23 Industrial Technology Research Institute Video transcoder, video transcoding method, and video communication system and method using video transcoding with dynamic sub-window skipping
US6920175B2 (en) * 2001-01-03 2005-07-19 Nokia Corporation Video coding architecture and methods for using same
US20040022202A1 (en) * 2002-08-05 2004-02-05 Chih-Lung Yang Method and apparatus for continuously receiving images from a plurality of video channels and for alternately continuously transmitting to each of a plurality of participants in a video conference individual images containing information concerning each of said video channels
US7020203B1 (en) * 2001-12-21 2006-03-28 Polycom, Inc. Dynamic intra-coded macroblock refresh interval for video error concealment
WO2003063505A1 (en) * 2002-01-23 2003-07-31 Nokia Corporation Grouping of image frames in video coding
EP1381237A3 (en) * 2002-07-10 2004-05-12 Seiko Epson Corporation Multi-participant conference system with controllable content and delivery via back-channel video interface
WO2004064373A2 (en) * 2003-01-09 2004-07-29 The Regents Of The University Of California Video encoding methods and devices
JP4544879B2 (ja) * 2003-03-03 2010-09-15 パナソニック株式会社 画像符号化方法、画像符号化装置及びプログラム
CN1571508B (zh) * 2003-07-19 2010-05-12 华为技术有限公司 一种实现多画面的方法
JP3804796B2 (ja) * 2003-07-24 2006-08-02 沖電気工業株式会社 動画像符号化方法及び動画像復号方法
US7782940B2 (en) * 2003-08-01 2010-08-24 Polycom, Inc. Methods for encoding or decoding in a videoconference system to reduce problems associated with noisy image acquisition
JP3913726B2 (ja) * 2003-10-30 2007-05-09 株式会社リコー 多地点テレビ会議制御装置及び多地点テレビ会議システム
US20050201471A1 (en) * 2004-02-13 2005-09-15 Nokia Corporation Picture decoding method
US7899170B2 (en) 2005-04-28 2011-03-01 Apple Inc. Multi-participant conference setup
US7864209B2 (en) 2005-04-28 2011-01-04 Apple Inc. Audio processing in a multi-participant conference

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6456335B1 (en) * 1998-02-19 2002-09-24 Fujitsu Limited Multiple picture composing method and multiple picture composing apparatus
US20030016753A1 (en) * 2001-07-05 2003-01-23 Kyeounsoo Kim Multi-channel video encoding apparatus and method
US20040184548A1 (en) * 2001-07-27 2004-09-23 Paul Kerbiriou Method and device for coding a mosaic

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
"Recommendation H.263: Video coding for low bit rate communication", ITU-T RECOMMENDATION H.263, 1 February 1998 (1998-02-01), pages 1 - 167, XP002176560 *
RAM RAO ET AL: "Complexity Analysis of Multiple Block Sizes for Motion Compensation", ITU STUDY GROUP 16 - VIDEO CODING EXPERTS GROUP -ISO/IEC MPEG & ITU-T VCEG(ISO/IEC JTC1/SC29/WG11 AND ITU-T SG16 Q6), no. VCEG-M47, 27 March 2001 (2001-03-27), XP030003254 *
See also references of WO2006116659A2 *
WANG: "Isolated Regions: Motivation, Problems, and Solutions", ITU STUDY GROUP 16 - VIDEO CODING EXPERTS GROUP -ISO/IEC MPEG & ITU-T VCEG(ISO/IEC JTC1/SC29/WG11 AND ITU-T SG16 Q6), no. JVT-C072, 10 May 2002 (2002-05-10), XP030005181 *

Also Published As

Publication number Publication date
JP2015228669A (ja) 2015-12-17
JP2015133721A (ja) 2015-07-23
JP6212064B2 (ja) 2017-10-11
JP2012178840A (ja) 2012-09-13
JP6231049B2 (ja) 2017-11-15
JP2008546224A (ja) 2008-12-18
EP1936996A3 (en) 2011-07-27
WO2006116659A2 (en) 2006-11-02
JP5411244B2 (ja) 2014-02-12
EP1878229A2 (en) 2008-01-16
JP2014099880A (ja) 2014-05-29
JP5103379B2 (ja) 2012-12-19
EP1936996A2 (en) 2008-06-25
JP2012105289A (ja) 2012-05-31
WO2006116659A3 (en) 2008-12-24
JP2012178839A (ja) 2012-09-13
JP5373144B2 (ja) 2013-12-18

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