DE69106415D1 - Einrichtung zur Kodierung/Dekodierung von Bildsignalen. - Google Patents

Einrichtung zur Kodierung/Dekodierung von Bildsignalen.

Info

Publication number
DE69106415D1
DE69106415D1 DE69106415T DE69106415T DE69106415D1 DE 69106415 D1 DE69106415 D1 DE 69106415D1 DE 69106415 T DE69106415 T DE 69106415T DE 69106415 T DE69106415 T DE 69106415T DE 69106415 D1 DE69106415 D1 DE 69106415D1
Authority
DE
Germany
Prior art keywords
coding
image signals
decoding image
decoding
signals
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
DE69106415T
Other languages
English (en)
Other versions
DE69106415T2 (de
Inventor
Jacques Guichard
Gerard Eude
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.)
Orange SA
Original Assignee
France Telecom 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 France Telecom SA filed Critical France Telecom SA
Publication of DE69106415D1 publication Critical patent/DE69106415D1/de
Application granted granted Critical
Publication of DE69106415T2 publication Critical patent/DE69106415T2/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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
DE69106415T 1990-03-26 1991-03-25 Einrichtung zur Kodierung/Dekodierung von Bildsignalen. Expired - Lifetime DE69106415T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9003817A FR2660138B1 (fr) 1990-03-26 1990-03-26 Dispositif de codage/decodage de signaux d'image.

Publications (2)

Publication Number Publication Date
DE69106415D1 true DE69106415D1 (de) 1995-02-16
DE69106415T2 DE69106415T2 (de) 1995-07-27

Family

ID=9395099

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69106415T Expired - Lifetime DE69106415T2 (de) 1990-03-26 1991-03-25 Einrichtung zur Kodierung/Dekodierung von Bildsignalen.

Country Status (5)

Country Link
US (1) US5193002A (de)
EP (1) EP0449715B1 (de)
JP (1) JP2941472B2 (de)
DE (1) DE69106415T2 (de)
FR (1) FR2660138B1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0576749B1 (de) 1992-06-30 1999-06-02 Discovision Associates Datenpipelinesystem
GB9405914D0 (en) * 1994-03-24 1994-05-11 Discovision Ass Video decompression
FR2683694A1 (fr) * 1991-11-08 1993-05-14 Matra Communication Dispositif de codage de signal video a activite temporelle.
WO1993012481A2 (en) * 1991-12-13 1993-06-24 Avid Technology, Inc. Buffer and frame indexing
US5355450A (en) * 1992-04-10 1994-10-11 Avid Technology, Inc. Media composer with adjustable source material compression
WO1993012613A1 (en) * 1991-12-13 1993-06-24 Avid Technology, Inc. Quantization table adjustment
JPH05236466A (ja) * 1992-02-25 1993-09-10 Nec Corp 動き補償フレーム間予測画像符号化装置及び方法
FR2688958B1 (fr) * 1992-03-17 1997-06-27 Thomson Csf Procede de codage d'images bi-standard tres bas debit et codeur-decodeur pour la mise en óoeuvre de ce procede.
JPH05308622A (ja) * 1992-04-28 1993-11-19 Mitsubishi Electric Corp 画像符号化・復号化装置
US6047112A (en) * 1992-06-30 2000-04-04 Discovision Associates Technique for initiating processing of a data stream of encoded video information
JPH0622301A (ja) * 1992-06-30 1994-01-28 Sony Corp 画像符号化装置
US6263422B1 (en) 1992-06-30 2001-07-17 Discovision Associates Pipeline processing machine with interactive stages operable in response to tokens and system and methods relating thereto
US5809270A (en) 1992-06-30 1998-09-15 Discovision Associates Inverse quantizer
US5768561A (en) 1992-06-30 1998-06-16 Discovision Associates Tokens-based adaptive video processing arrangement
US7095783B1 (en) 1992-06-30 2006-08-22 Discovision Associates Multistandard video decoder and decompression system for processing encoded bit streams including start codes and methods relating thereto
US5784631A (en) * 1992-06-30 1998-07-21 Discovision Associates Huffman decoder
US6067417A (en) 1992-06-30 2000-05-23 Discovision Associates Picture start token
US6079009A (en) 1992-06-30 2000-06-20 Discovision Associates Coding standard token in a system compromising a plurality of pipeline stages
US6112017A (en) 1992-06-30 2000-08-29 Discovision Associates Pipeline processing machine having a plurality of reconfigurable processing stages interconnected by a two-wire interface bus
US6330665B1 (en) 1992-06-30 2001-12-11 Discovision Associates Video parser
FR2701623B1 (fr) * 1993-02-12 1995-11-17 Thomson Csf Procédé d'enregistrement d'images à débit réduit et dispositif pour sa mise en Óoeuvre.
DE4305911A1 (de) * 1993-02-26 1994-09-01 Philips Patentverwaltung Videodecoder mit einer Steuereinheit
US5699544A (en) * 1993-06-24 1997-12-16 Discovision Associates Method and apparatus for using a fixed width word for addressing variable width data
US5861894A (en) * 1993-06-24 1999-01-19 Discovision Associates Buffer manager
US5829007A (en) 1993-06-24 1998-10-27 Discovision Associates Technique for implementing a swing buffer in a memory array
US5805914A (en) * 1993-06-24 1998-09-08 Discovision Associates Data pipeline system and data encoding method
CA2145363C (en) * 1994-03-24 1999-07-13 Anthony Mark Jones Ram interface
CA2145365C (en) * 1994-03-24 1999-04-27 Anthony M. Jones Method for accessing banks of dram
CA2145379C (en) * 1994-03-24 1999-06-08 William P. Robbins Method and apparatus for addressing memory
GB9417138D0 (en) * 1994-08-23 1994-10-12 Discovision Ass Data rate conversion
FR2730116A1 (fr) * 1995-01-31 1996-08-02 Thomson Broadband Systems Systeme de deport d'un embrouilleur de signal de television
EP0779744A3 (de) * 1995-12-06 1997-08-20 Thomson Multimedia Sa Verfahren und Einrichtung zur Kodierung digitaler Videosignale
KR100269125B1 (ko) 1997-10-25 2000-10-16 윤덕용 양자화효과감소를위한영상데이터후처리방법및장치
DE19916604A1 (de) * 1999-04-13 2000-10-26 Matthias Zahn Vorrichtung und Verfahren zur Bearbeitung von zeitlich aufeinanderfolgenden Datenpaketen
CN1342370A (zh) * 1999-12-29 2002-03-27 皇家菲利浦电子有限公司 用于图象编码和解码的设备
US8054880B2 (en) * 2004-12-10 2011-11-08 Tut Systems, Inc. Parallel rate control for digital video encoder with multi-processor architecture and picture-based look-ahead window
US7912302B2 (en) * 2006-09-21 2011-03-22 Analog Devices, Inc. Multiprocessor decoder system and method
US10419764B2 (en) 2011-03-30 2019-09-17 Lg Electronics Inc. In-loop filtering method and apparatus for same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4710813A (en) * 1981-06-04 1987-12-01 Compression Labs, Inc. Low bandwidth video teleconferencing system and method
US4887224A (en) * 1986-08-28 1989-12-12 Canon Kabushiki Kaisha Image data processing apparatus capable of high-speed data encoding and/or decoding
US4774587A (en) * 1987-06-02 1988-09-27 Eastman Kodak Company Still video transceiver processor
US5028995A (en) * 1987-10-28 1991-07-02 Hitachi, Ltd. Picture signal processor, picture signal coder and picture signal interpolator
US4985768A (en) * 1989-01-20 1991-01-15 Victor Company Of Japan, Ltd. Inter-frame predictive encoding system with encoded and transmitted prediction error
US5062136A (en) * 1990-09-12 1991-10-29 The United States Of America As Represented By The Secretary Of The Navy Telecommunications system and method

Also Published As

Publication number Publication date
FR2660138B1 (fr) 1992-06-12
FR2660138A1 (fr) 1991-09-27
JP2941472B2 (ja) 1999-08-25
EP0449715A1 (de) 1991-10-02
EP0449715B1 (de) 1995-01-04
US5193002A (en) 1993-03-09
DE69106415T2 (de) 1995-07-27
JPH0686269A (ja) 1994-03-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition