DE3785179T2 - Kodierungs- und uebertragungsverfahren eines digitalen signals durch zeitlich selektive auffrischung eines vektoriellen quantifizierers. - Google Patents

Kodierungs- und uebertragungsverfahren eines digitalen signals durch zeitlich selektive auffrischung eines vektoriellen quantifizierers.

Info

Publication number
DE3785179T2
DE3785179T2 DE8787402890T DE3785179T DE3785179T2 DE 3785179 T2 DE3785179 T2 DE 3785179T2 DE 8787402890 T DE8787402890 T DE 8787402890T DE 3785179 T DE3785179 T DE 3785179T DE 3785179 T2 DE3785179 T2 DE 3785179T2
Authority
DE
Germany
Prior art keywords
quantificator
vectorial
coding
digital signal
transmission method
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 - Fee Related
Application number
DE8787402890T
Other languages
English (en)
Other versions
DE3785179D1 (de
Inventor
Claude Labit
Jean-Pierre Marescq
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.)
Telediffusion de France ets Public de Diffusion
Orange SA
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion, France Telecom SA filed Critical Telediffusion de France ets Public de Diffusion
Publication of DE3785179D1 publication Critical patent/DE3785179D1/de
Application granted granted Critical
Publication of DE3785179T2 publication Critical patent/DE3785179T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/94—Vector quantisation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3082—Vector coding
DE8787402890T 1986-12-17 1987-12-17 Kodierungs- und uebertragungsverfahren eines digitalen signals durch zeitlich selektive auffrischung eines vektoriellen quantifizierers. Expired - Fee Related DE3785179T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8617715A FR2608864B1 (fr) 1986-12-17 1986-12-17 Procedes de codage et de transmission d'un signal numerique, par rafraichissement temporel selectif d'un quantificateur vectoriel

Publications (2)

Publication Number Publication Date
DE3785179D1 DE3785179D1 (de) 1993-05-06
DE3785179T2 true DE3785179T2 (de) 1993-07-15

Family

ID=9342029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787402890T Expired - Fee Related DE3785179T2 (de) 1986-12-17 1987-12-17 Kodierungs- und uebertragungsverfahren eines digitalen signals durch zeitlich selektive auffrischung eines vektoriellen quantifizierers.

Country Status (5)

Country Link
US (1) US4845559A (de)
EP (1) EP0276603B1 (de)
JP (1) JPH02131621A (de)
DE (1) DE3785179T2 (de)
FR (1) FR2608864B1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1333420C (en) * 1988-02-29 1994-12-06 Tokumichi Murakami Vector quantizer
US5032927A (en) * 1988-03-01 1991-07-16 Fuji Photo Film Co., Ltd. Image signal recording apparatus capable of recording compressed image data together with audio data
EP0387051B1 (de) * 1989-03-10 1997-08-06 Canon Kabushiki Kaisha Verfahren und Vorrichtung zum Codieren von Bildinformation
US5068723A (en) * 1989-05-19 1991-11-26 Gte Laboratories Incorporated Frame or sub-frame rate adaptive vector quantizer for moving images
US4958225A (en) * 1989-06-09 1990-09-18 Utah State University Foundation Full-search-equivalent method for matching data and a vector quantizer utilizing such method
US5253053A (en) * 1990-12-31 1993-10-12 Apple Computer, Inc. Variable length decoding using lookup tables
WO1992021101A1 (en) * 1991-05-17 1992-11-26 The Analytic Sciences Corporation Continuous-tone image compression
US5487086A (en) * 1991-09-13 1996-01-23 Comsat Corporation Transform vector quantization for adaptive predictive coding
KR0132894B1 (ko) * 1992-03-13 1998-10-01 강진구 영상압축부호화 및 복호화 방법과 그 장치
AU714554B2 (en) * 1996-07-17 2000-01-06 Sony Corporation Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks
US7283587B2 (en) * 2003-12-18 2007-10-16 Intel Corporation Distortion measurement
JP4427520B2 (ja) * 2006-03-29 2010-03-10 株式会社東芝 画像送信装置、ディスプレイ装置および方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371895A (en) * 1980-01-18 1983-02-01 Nippon Electric Co., Ltd. Coded video signal transmitting and receiving system
JPS5755669A (en) * 1980-09-05 1982-04-02 Ibm Dynamic data compressing system
US4670851A (en) * 1984-01-09 1987-06-02 Mitsubishi Denki Kabushiki Kaisha Vector quantizer
JPS61201522A (ja) * 1985-03-05 1986-09-06 Mitsubishi Electric Corp ベクトル量子化符号化器

Also Published As

Publication number Publication date
JPH02131621A (ja) 1990-05-21
DE3785179D1 (de) 1993-05-06
US4845559A (en) 1989-07-04
JPH0479177B2 (de) 1992-12-15
FR2608864A1 (fr) 1988-06-24
FR2608864B1 (fr) 1991-10-31
EP0276603B1 (de) 1993-03-31
EP0276603A1 (de) 1988-08-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee