DE69227217D1 - Bildkodierung - Google Patents

Bildkodierung

Info

Publication number
DE69227217D1
DE69227217D1 DE69227217T DE69227217T DE69227217D1 DE 69227217 D1 DE69227217 D1 DE 69227217D1 DE 69227217 T DE69227217 T DE 69227217T DE 69227217 T DE69227217 T DE 69227217T DE 69227217 D1 DE69227217 D1 DE 69227217D1
Authority
DE
Germany
Prior art keywords
image encoding
encoding
image
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
DE69227217T
Other languages
English (en)
Other versions
DE69227217T2 (de
Inventor
Tadashi Yoshida
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 JP3173956A external-priority patent/JPH0522605A/ja
Priority claimed from JP3307804A external-priority patent/JPH05145766A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE69227217D1 publication Critical patent/DE69227217D1/de
Application granted granted Critical
Publication of DE69227217T2 publication Critical patent/DE69227217T2/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
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H04N1/648—Transmitting or storing the primary (additive or subtractive) colour signals; Compression thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/417—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential encoding
DE69227217T 1991-07-15 1992-07-13 Bildkodierung Expired - Lifetime DE69227217T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3173956A JPH0522605A (ja) 1991-07-15 1991-07-15 画像処理方法及び装置
JP3307804A JPH05145766A (ja) 1991-11-22 1991-11-22 画像処理装置

Publications (2)

Publication Number Publication Date
DE69227217D1 true DE69227217D1 (de) 1998-11-12
DE69227217T2 DE69227217T2 (de) 1999-03-25

Family

ID=26495736

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69227217T Expired - Lifetime DE69227217T2 (de) 1991-07-15 1992-07-13 Bildkodierung

Country Status (3)

Country Link
US (1) US5317411A (de)
EP (1) EP0523939B1 (de)
DE (1) DE69227217T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5499111A (en) * 1991-08-06 1996-03-12 Matsushita Graphic Communication Systems, Inc. Image signal processing apparatus
US5436981A (en) * 1992-06-24 1995-07-25 Canon Kabushiki Kaisha Image processing method, and apparatus therefor
JP3376129B2 (ja) * 1993-12-27 2003-02-10 キヤノン株式会社 画像処理装置及びその方法
JP3081105B2 (ja) * 1994-05-16 2000-08-28 三菱電機株式会社 符号変換装置
BR9508403A (pt) 1994-07-14 1997-11-11 Johnson Grace Company Método e aparato para compressão de imagens
US5822456A (en) * 1994-07-14 1998-10-13 Johnson-Grace Optimal spline interpolation for image compression
JPH08204971A (ja) * 1994-10-31 1996-08-09 Xerox Corp 予測符号化と誤差拡散を用いた画像圧縮方法
US5659631A (en) * 1995-02-21 1997-08-19 Ricoh Company, Ltd. Data compression for indexed color image data
EP0750428B1 (de) * 1995-06-22 2004-03-31 Canon Kabushiki Kaisha Bildverarbeitungsgerät und Verfahren
US6101282A (en) * 1995-06-22 2000-08-08 Canon Kabushiki Kaisha Apparatus and method for image data encoding
US5742845A (en) 1995-06-22 1998-04-21 Datascape, Inc. System for extending present open network communication protocols to communicate with non-standard I/O devices directly coupled to an open network
US6389162B2 (en) 1996-02-15 2002-05-14 Canon Kabushiki Kaisha Image processing apparatus and method and medium
KR100437187B1 (ko) 1996-07-31 2004-06-23 마츠시타 덴끼 산교 가부시키가이샤 화상 부호화장치, 화상 복호화장치, 화상 부호화방법,화상 복호화방법 및 매체
JP3185769B2 (ja) * 1998-10-26 2001-07-11 日本電気株式会社 画像信号処理装置
JP3853115B2 (ja) * 1999-08-27 2006-12-06 シャープ株式会社 画像符号化装置、画像復号化装置、画像符号化方法及び画像復号化方法
DE19944213C1 (de) * 1999-09-15 2001-05-23 Inst Telematik E V Verfahren zum Komprimieren eines digitalen Bildes mit mehreren Bit-Ebenen
EP1225704A1 (de) 2001-01-12 2002-07-24 STMicroelectronics S.r.l. Verfahren und System zur Komprimierung und Dekomprimierung von digitalen Informationen und Rechnerprogrammprodukt dafür
JP2009100125A (ja) * 2007-10-15 2009-05-07 Toshiba Corp 符号化装置
EP3200456A1 (de) * 2016-01-28 2017-08-02 Axis AB Videocodierungsverfahren und videocodierersystem zur zeitliche rauschminderung
US20220107738A1 (en) * 2020-10-06 2022-04-07 Kioxia Corporation Read controller and input/output controller

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0614685B2 (ja) * 1984-03-29 1994-02-23 株式会社東芝 画像信号処理装置
US4688100A (en) * 1984-10-08 1987-08-18 Canon Kabushiki Kaisha Video data encoding/decoding apparatus
JPS6231266A (ja) * 1985-08-02 1987-02-10 Canon Inc 静止画送受信装置
EP0395394B1 (de) * 1989-04-26 1995-06-28 Canon Kabushiki Kaisha Bildkodierverfahren
EP0416833B1 (de) * 1989-09-05 2000-01-05 Canon Kabushiki Kaisha Farbbildkodierung

Also Published As

Publication number Publication date
DE69227217T2 (de) 1999-03-25
EP0523939B1 (de) 1998-10-07
EP0523939A2 (de) 1993-01-20
EP0523939A3 (de) 1993-04-21
US5317411A (en) 1994-05-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition