DE69223437D1 - Bildkodierungsvorrichtung - Google Patents

Bildkodierungsvorrichtung

Info

Publication number
DE69223437D1
DE69223437D1 DE69223437T DE69223437T DE69223437D1 DE 69223437 D1 DE69223437 D1 DE 69223437D1 DE 69223437 T DE69223437 T DE 69223437T DE 69223437 T DE69223437 T DE 69223437T DE 69223437 D1 DE69223437 D1 DE 69223437D1
Authority
DE
Germany
Prior art keywords
image coding
coding device
image
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 - Lifetime
Application number
DE69223437T
Other languages
English (en)
Other versions
DE69223437T2 (de
Inventor
Jun-Ichi Kimura
Masaaki Takizawa
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69223437D1 publication Critical patent/DE69223437D1/de
Application granted granted Critical
Publication of DE69223437T2 publication Critical patent/DE69223437T2/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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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
    • H04N19/587—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Color Television Systems (AREA)
DE69223437T 1991-04-26 1992-04-23 Bildkodierungsvorrichtung Expired - Lifetime DE69223437T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9679991A JP3114228B2 (ja) 1991-04-26 1991-04-26 画像処理装置

Publications (2)

Publication Number Publication Date
DE69223437D1 true DE69223437D1 (de) 1998-01-22
DE69223437T2 DE69223437T2 (de) 1998-07-16

Family

ID=14174674

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69223437T Expired - Lifetime DE69223437T2 (de) 1991-04-26 1992-04-23 Bildkodierungsvorrichtung

Country Status (4)

Country Link
US (1) US5343256A (de)
EP (1) EP0510640B1 (de)
JP (1) JP3114228B2 (de)
DE (1) DE69223437T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2683966B1 (fr) * 1991-11-20 1998-06-05 Jacques Guichard Procede de synchronisation du circuit de balayage d'un appareil de visualisation d'images.
KR970010395B1 (ko) * 1992-07-08 1997-06-25 미쯔비시덴끼 가부시끼가이샤 컬러화상 표시장치
JP3348917B2 (ja) * 1993-06-11 2002-11-20 富士写真フイルム株式会社 画像信号処理装置
WO1995004432A1 (en) * 1993-07-30 1995-02-09 British Telecommunications Plc Coding image data
JP2658832B2 (ja) * 1993-11-12 1997-09-30 日本電気株式会社 動画像復号制御装置
US5847765A (en) * 1993-11-12 1998-12-08 Nec Corporation Moving picture decoding control system
JP2611637B2 (ja) * 1993-11-22 1997-05-21 日本電気株式会社 画像圧縮伸長装置
JPH07226917A (ja) * 1994-02-14 1995-08-22 Toshiba Corp 画像再生方式及び装置
US5838380A (en) * 1994-09-30 1998-11-17 Cirrus Logic, Inc. Memory controller for decoding a compressed/encoded video data frame
US6108015A (en) * 1995-11-02 2000-08-22 Cirrus Logic, Inc. Circuits, systems and methods for interfacing processing circuitry with a memory
US5808629A (en) * 1996-02-06 1998-09-15 Cirrus Logic, Inc. Apparatus, systems and methods for controlling tearing during the display of data in multimedia data processing and display systems
FR2753867B1 (fr) * 1996-09-20 1999-08-13 Dispositif de conversion non-lineaire de format d'images de television
TW509849B (en) 1997-06-16 2002-11-11 Matsushita Electric Ind Co Ltd The image processing device and the image processing method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073896A (en) * 1960-05-31 1963-01-15 Bell Telephone Labor Inc Video interchange by digital band and scan conversions
US4057836A (en) * 1976-01-22 1977-11-08 Robot Research, Inc. Slow scan television scan converter
GB1568379A (en) * 1976-02-19 1980-05-29 Micro Consultants Ltd Video store
JPH0659092B2 (ja) * 1985-04-15 1994-08-03 ソニー株式会社 フレ−ムシンクロナイザ−
JPH0746862B2 (ja) * 1985-11-30 1995-05-17 ソニー株式会社 駒落とし圧縮符号化及び復号化方法
CA1318381C (en) * 1988-04-15 1993-05-25 Jun'ichi Ohki Dual-mode teleconferencing system
JP2644573B2 (ja) * 1989-02-02 1997-08-25 日本電信電話株式会社 画像信号符号化装置の２面バッファメモリ切替方法

Also Published As

Publication number Publication date
EP0510640B1 (de) 1997-12-10
EP0510640A3 (en) 1993-07-07
JPH04326686A (ja) 1992-11-16
EP0510640A2 (de) 1992-10-28
JP3114228B2 (ja) 2000-12-04
US5343256A (en) 1994-08-30
DE69223437T2 (de) 1998-07-16

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R071 Expiry of right

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