DE69031060D1 - Bildreduzierungssystem - Google Patents

Bildreduzierungssystem

Info

Publication number
DE69031060D1
DE69031060D1 DE69031060T DE69031060T DE69031060D1 DE 69031060 D1 DE69031060 D1 DE 69031060D1 DE 69031060 T DE69031060 T DE 69031060T DE 69031060 T DE69031060 T DE 69031060T DE 69031060 D1 DE69031060 D1 DE 69031060D1
Authority
DE
Germany
Prior art keywords
reduction system
image reduction
image
reduction
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
DE69031060T
Other languages
English (en)
Other versions
DE69031060T2 (de
Inventor
Tadashi Yoshida
Toshiaki Endoh
Naoto Kawamura
Hisahuru Kato
Jp Tokyo
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
KDDI Corp
Original Assignee
Canon Inc
Kokusai Denshin Denwa KK
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 Canon Inc, Kokusai Denshin Denwa KK filed Critical Canon Inc
Publication of DE69031060D1 publication Critical patent/DE69031060D1/de
Application granted granted Critical
Publication of DE69031060T2 publication Critical patent/DE69031060T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00Geometric image transformation in the plane of the image
    • G06T3/40Scaling the whole image or part thereof
DE69031060T 1989-06-30 1990-03-29 Bildreduzierungssystem Expired - Lifetime DE69031060T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1167033A JP2787832B2 (ja) 1989-06-30 1989-06-30 画像縮小方法

Publications (2)

Publication Number Publication Date
DE69031060D1 true DE69031060D1 (de) 1997-08-21
DE69031060T2 DE69031060T2 (de) 1997-11-06

Family

ID=15842143

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69031060T Expired - Lifetime DE69031060T2 (de) 1989-06-30 1990-03-29 Bildreduzierungssystem

Country Status (6)

Country Link
US (1) US5159468A (de)
EP (1) EP0415513B1 (de)
JP (1) JP2787832B2 (de)
AU (1) AU626161B2 (de)
CA (1) CA2013232C (de)
DE (1) DE69031060T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271072A (en) * 1989-06-30 1993-12-14 Canon Kabushiki Kaisha Image reduction of binary images using filtering processing
US5680225A (en) * 1991-02-14 1997-10-21 Canon Kabushiki Kaisha Image reduction with fine-line protection
JP2625045B2 (ja) * 1991-04-05 1997-06-25 大日本スクリーン製造株式会社 画像処理装置
US5521717A (en) * 1992-02-03 1996-05-28 Canon Kabushiki Kaisha Image processing apparatus and method therefor
JPH064655A (ja) * 1992-06-22 1994-01-14 Nippon Telegr & Teleph Corp <Ntt> 高速画像縮小変換装置
JP3146071B2 (ja) * 1992-06-29 2001-03-12 キヤノン株式会社 画像送信装置、及び画像送信方法
US6008913A (en) * 1992-06-29 1999-12-28 Canon Kabushiki Kaisha Image processing apparatus having the ability to transmit recordable information at the receiver
US5655032A (en) * 1992-08-20 1997-08-05 Canon Kabushiki Kaisha Coding method and apparatus therefor
JP3428678B2 (ja) * 1993-04-21 2003-07-22 キヤノン株式会社 画像処理装置及び方法
JPH0723190A (ja) * 1993-07-05 1995-01-24 Canon Inc ファクシミリ装置
US5453847A (en) * 1993-11-01 1995-09-26 Motorola, Inc. LCD facsimile transmission
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
EP0665512B1 (de) * 1994-02-01 2000-05-10 Canon Kabushiki Kaisha Bildverarbeitungsverfahren und -gerät
JP3007001B2 (ja) 1994-10-17 2000-02-07 キヤノン株式会社 画像処理装置及び方法
US6389162B2 (en) 1996-02-15 2002-05-14 Canon Kabushiki Kaisha Image processing apparatus and method and medium
JPH10178542A (ja) * 1996-12-18 1998-06-30 Fuji Xerox Co Ltd 画像縮小処理装置
JP2000217112A (ja) * 1999-01-22 2000-08-04 Asahi Optical Co Ltd 画像圧縮伸張装置および画素数増加装置
JP3969981B2 (ja) * 2000-09-22 2007-09-05 キヤノン株式会社 電子源の駆動方法、駆動回路、電子源および画像形成装置
JP3969985B2 (ja) 2000-10-04 2007-09-05 キヤノン株式会社 電子源及び画像形成装置の駆動方法、並びに画像形成装置
JP2002252737A (ja) * 2000-12-20 2002-09-06 Canon Inc ファクシミリ装置、ファクシミリ装置の制御方法、およびファクシミリ装置の制御プログラム
JP5173873B2 (ja) * 2008-11-20 2013-04-03 キヤノン株式会社 画像符号化装置及びその制御方法
JP5116650B2 (ja) * 2008-12-10 2013-01-09 キヤノン株式会社 画像符号化装置及びその制御方法
JP7383420B2 (ja) 2019-08-09 2023-11-20 キヤノン株式会社 画像処理装置、記録装置、画像処理方法、及びプログラム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030823B (en) * 1978-10-02 1982-11-03 Ibm Image data manipulation apparatus
JPS57159173A (en) * 1981-03-26 1982-10-01 Canon Inc Image processor
US4590606A (en) * 1982-12-13 1986-05-20 International Business Machines Corporation Multi-function image processing system
JPS59142666A (ja) * 1983-02-02 1984-08-15 Mitsubishi Electric Corp 画像縮小方式
JPS623372A (ja) * 1985-06-27 1987-01-09 インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション 画像変換装置
WO1988007306A1 (en) * 1987-03-17 1988-09-22 Digital Equipment Corporation System for producing dithered images from continuous-tone image data
AU605298B2 (en) * 1987-05-29 1991-01-10 Digital Equipment Corporation System for producing dithered images on asymmetric grids
CA1306052C (en) * 1988-03-18 1992-08-04 Yoshiyuki Okada Process and apparatus for reducing picture with fine line disappearance prevention

Also Published As

Publication number Publication date
EP0415513A3 (en) 1993-02-03
JP2787832B2 (ja) 1998-08-20
EP0415513A2 (de) 1991-03-06
US5159468A (en) 1992-10-27
EP0415513B1 (de) 1997-07-16
JPH0334677A (ja) 1991-02-14
AU626161B2 (en) 1992-07-23
CA2013232A1 (en) 1990-12-31
CA2013232C (en) 1995-08-01
DE69031060T2 (de) 1997-11-06
AU5234290A (en) 1991-01-03

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Legal Events

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