DE69020399D1 - Vorhersage-Kodierungsvorrichtung. - Google Patents

Vorhersage-Kodierungsvorrichtung.

Info

Publication number
DE69020399D1
DE69020399D1 DE69020399T DE69020399T DE69020399D1 DE 69020399 D1 DE69020399 D1 DE 69020399D1 DE 69020399 T DE69020399 T DE 69020399T DE 69020399 T DE69020399 T DE 69020399T DE 69020399 D1 DE69020399 D1 DE 69020399D1
Authority
DE
Germany
Prior art keywords
coding device
prediction coding
prediction
coding
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
DE69020399T
Other languages
English (en)
Other versions
DE69020399T2 (de
Inventor
Shinichi Yamashita
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.)
Canon Inc
Original Assignee
Canon 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 JP7393889A external-priority patent/JP2835740B2/ja
Priority claimed from JP1073937A external-priority patent/JPH02253782A/ja
Priority claimed from JP1073939A external-priority patent/JPH02253784A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69020399D1 publication Critical patent/DE69020399D1/de
Publication of DE69020399T2 publication Critical patent/DE69020399T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3044—Conversion to or from differential modulation with several bits only, i.e. the difference between successive samples being coded by more than one bit, e.g. differential pulse code modulation [DPCM]
    • H03M7/3046—Conversion to or from differential modulation with several bits only, i.e. the difference between successive samples being coded by more than one bit, e.g. differential pulse code modulation [DPCM] adaptive, e.g. adaptive differential pulse code modulation [ADPCM]
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69020399T 1989-03-28 1990-03-27 Vorhersage-Kodierungsvorrichtung. Expired - Fee Related DE69020399T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP7393889A JP2835740B2 (ja) 1989-03-28 1989-03-28 符号化装置
JP1073937A JPH02253782A (ja) 1989-03-28 1989-03-28 符号化装置
JP1073939A JPH02253784A (ja) 1989-03-28 1989-03-28 符号化装置

Publications (2)

Publication Number Publication Date
DE69020399D1 true DE69020399D1 (de) 1995-08-03
DE69020399T2 DE69020399T2 (de) 1995-11-09

Family

ID=27301354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020399T Expired - Fee Related DE69020399T2 (de) 1989-03-28 1990-03-27 Vorhersage-Kodierungsvorrichtung.

Country Status (3)

Country Link
US (1) US5111293A (de)
EP (1) EP0390471B1 (de)
DE (1) DE69020399T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0695089B1 (de) * 1994-07-19 2001-10-10 Canon Kabushiki Kaisha Bearbeitungsvorrichtung für digitales Signal
KR100213018B1 (ko) * 1994-07-30 1999-08-02 윤종용 동화상 부호화장치
US6115507A (en) * 1995-09-29 2000-09-05 S3 Incorporated Method and apparatus for upscaling video images in a graphics controller chip
JP2005108193A (ja) * 2003-09-09 2005-04-21 Canon Inc 動画システム、動画抽出装置及び動画抽出方法
JP5083170B2 (ja) * 2008-10-23 2012-11-28 富士ゼロックス株式会社 符号化装置、復号装置、画像形成装置、及びプログラム。

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE465347B (sv) * 1984-04-25 1991-08-26 Matsushita Electric Works Ltd Bildsaendningssystem foer sampling och komprimering av bilddata i ett tv-bildfaelt
CA1265233A (en) * 1984-11-06 1990-01-30 Udo Reimann Method and apparatus for processing picture signals
JPS62171389A (ja) * 1986-01-24 1987-07-28 Nippon Telegr & Teleph Corp <Ntt> フレ−ム内予測ベクトル量子化符号化方式
US4742391A (en) * 1987-01-16 1988-05-03 Cubic Corporation DPCM video signal compression and transmission system and method

Also Published As

Publication number Publication date
DE69020399T2 (de) 1995-11-09
EP0390471B1 (de) 1995-06-28
US5111293A (en) 1992-05-05
EP0390471A3 (de) 1991-04-10
EP0390471A2 (de) 1990-10-03

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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