DE69312124T2 - Videocodec, insbesondere für ein Bildtelefon - Google Patents

Videocodec, insbesondere für ein Bildtelefon

Info

Publication number
DE69312124T2
DE69312124T2 DE69312124T DE69312124T DE69312124T2 DE 69312124 T2 DE69312124 T2 DE 69312124T2 DE 69312124 T DE69312124 T DE 69312124T DE 69312124 T DE69312124 T DE 69312124T DE 69312124 T2 DE69312124 T2 DE 69312124T2
Authority
DE
Germany
Prior art keywords
coding
compression
hand
picture signals
video codec
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.)
Expired - Lifetime
Application number
DE69312124T
Other languages
English (en)
Other versions
DE69312124D1 (de
Inventor
Fernand Secher
Jean Thiberville
Gerard Douhet
Christian Freund
Yves Rasse
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.)
ALE International SAS
Original Assignee
Alcatel Business Systemes 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 Alcatel Business Systemes SA filed Critical Alcatel Business Systemes SA
Application granted granted Critical
Publication of DE69312124D1 publication Critical patent/DE69312124D1/de
Publication of DE69312124T2 publication Critical patent/DE69312124T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/20—Processor architectures; Processor configuration, e.g. pipelining
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Dental Preparations (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Closed-Circuit Television Systems (AREA)
DE69312124T 1992-02-24 1993-02-17 Videocodec, insbesondere für ein Bildtelefon Expired - Lifetime DE69312124T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9202103A FR2687884B1 (fr) 1992-02-24 1992-02-24 Codec videc, notamment visiophonique.

Publications (2)

Publication Number Publication Date
DE69312124D1 DE69312124D1 (de) 1997-08-21
DE69312124T2 true DE69312124T2 (de) 1998-01-15

Family

ID=9426955

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69312124T Expired - Lifetime DE69312124T2 (de) 1992-02-24 1993-02-17 Videocodec, insbesondere für ein Bildtelefon

Country Status (8)

Country Link
US (1) US5367331A (de)
EP (1) EP0558377B1 (de)
JP (1) JP2828379B2 (de)
AT (1) ATE155632T1 (de)
AU (1) AU660065B2 (de)
DE (1) DE69312124T2 (de)
ES (1) ES2104083T3 (de)
FR (1) FR2687884B1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5539836A (en) * 1991-12-20 1996-07-23 Alaris Inc. Method and apparatus for the realization of two-dimensional discrete cosine transform for an 8*8 image fragment
DE4229151A1 (de) * 1992-09-01 1994-03-03 Sel Alcatel Ag Vorrichtung zur Übertragung von Videosignalen und Audiosignalen über ein diensteintegrierendes Nachrichtennetz
FR2711873B1 (fr) * 1993-10-26 1995-11-24 Thomson Csf Terminal de visiophonie bi-mode RNIS/RTC.
JP3252936B2 (ja) * 1993-12-24 2002-02-04 シャープ株式会社 映像情報フォーマット制御装置
US5901277A (en) * 1994-07-29 1999-05-04 Apple Computer, Inc. Shared decompression buffer
JPH0865665A (ja) * 1994-08-25 1996-03-08 Hitachi Denshi Ltd 画像圧縮伝送方法および画像圧縮伝送システム
US5802281A (en) 1994-09-07 1998-09-01 Rsi Systems, Inc. Peripheral audio/video communication system that interfaces with a host computer and determines format of coded audio/video signals
US5524141A (en) * 1994-09-22 1996-06-04 Bell Communications Research, Inc. System and method for providing directory information over a telephony network using ADSI
JP3460345B2 (ja) * 1994-12-19 2003-10-27 ソニー株式会社 ビデオカメラシステム
EP0765086A2 (de) 1995-09-21 1997-03-26 AT&T Corp. Videokamera mit mehreren Bildsensoren
US5818535A (en) * 1996-09-30 1998-10-06 Alaris, Inc. Method and apparatus for adaptive hybrid motion video compression and decompression
JPH10136353A (ja) * 1996-10-30 1998-05-22 Sharp Corp 無線通信動画端末装置
US6339616B1 (en) 1997-05-30 2002-01-15 Alaris, Inc. Method and apparatus for compression and decompression of still and motion video data based on adaptive pixel-by-pixel processing and adaptive variable length coding
US7075564B1 (en) 1998-07-30 2006-07-11 Sorenson Communications, Inc. Video conferencing interface
WO2000007371A1 (en) * 1998-07-30 2000-02-10 Sorenson Vision, Inc. Video conferencing interface
US6499072B1 (en) * 1999-09-02 2002-12-24 Ati International Srl Data bus bandwidth allocation apparatus and method
KR100354768B1 (ko) * 2000-07-06 2002-10-05 삼성전자 주식회사 영상 코덱 시스템, 그 시스템과 외부 호스트 시스템과의데이터 처리방법 및 그 시스템에서의 인코딩/디코딩제어방법
US6982763B2 (en) * 2001-08-01 2006-01-03 Ge Medical Systems Global Technology Company, Llc Video standards converter
JP3999729B2 (ja) 2003-11-28 2007-10-31 株式会社シロク 電磁結合を用いる圧力検出装置
KR100602202B1 (ko) * 2004-03-09 2006-07-19 삼성전자주식회사 비디오 디코더가 내장된 오디오/비디오 코덱을 사용하는오디오/비디오 기록 재생 시스템
KR100602266B1 (ko) * 2004-03-09 2006-07-19 삼성전자주식회사 비디오 인코더가 내장된 ａ/ｖ 코덱을 사용하는오디오/비디오 기록 재생 시스템
BRPI0509820A (pt) * 2004-04-30 2007-09-18 Worldgate Service Inc sistema de videofone e método de comunicação por vìdeo de alta resolução
US8687016B2 (en) * 2005-06-10 2014-04-01 Hewlett-Packard Development Company, L.P. Method and system for enhancing the quality of video prompts in an interactive media response system
JP4480645B2 (ja) 2005-08-24 2010-06-16 財団法人電力中央研究所 圧力測定装置
GB2455423A (en) * 2007-12-06 2009-06-10 Shaowen Song Network computer interface device for video image coding and/or decoding
US20120014451A1 (en) * 2009-01-15 2012-01-19 Wei Siong Lee Image Encoding Methods, Image Decoding Methods, Image Encoding Apparatuses, and Image Decoding Apparatuses
US20130077673A1 (en) * 2011-09-23 2013-03-28 Cisco Technology, Inc. Multi-processor compression system
CN110046331A (zh) * 2019-03-20 2019-07-23 北京品友互动信息技术股份公司 数据编码方法及装置、存储介质、电子装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS638213B2 (de) * 1979-09-28 1988-02-22 Rieter Ag Maschf
JPS62108690A (ja) * 1985-11-06 1987-05-19 Nippon Telegr & Teleph Corp <Ntt> 多地点間映像会議方式
DE3831643A1 (de) * 1988-09-17 1990-03-22 Bosch Gmbh Robert Gegenseheinrichtung
JP3072901B2 (ja) * 1989-02-28 2000-08-07 ソニー株式会社 静止画伝送機
JPH02235491A (ja) * 1989-03-09 1990-09-18 Toshiba Corp 画像符号化方式
KR920007920B1 (ko) * 1989-05-30 1992-09-19 재단법인 한국전자통신연구소 비디오폰 시스템
US4949169A (en) * 1989-10-27 1990-08-14 International Business Machines Corporation Audio-video data interface for a high speed communication link in a video-graphics display window environment

Also Published As

Publication number Publication date
ATE155632T1 (de) 1997-08-15
EP0558377A1 (de) 1993-09-01
FR2687884A1 (fr) 1993-08-27
JPH0646171A (ja) 1994-02-18
US5367331A (en) 1994-11-22
EP0558377B1 (de) 1997-07-16
DE69312124D1 (de) 1997-08-21
ES2104083T3 (es) 1997-10-01
FR2687884B1 (fr) 1994-04-08
AU660065B2 (en) 1995-06-08
AU3308593A (en) 1993-08-26
JP2828379B2 (ja) 1998-11-25

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