DE3788692T2 - Bildverarbeitungsvorrichtung. - Google Patents

Bildverarbeitungsvorrichtung.

Info

Publication number
DE3788692T2
DE3788692T2 DE3788692T DE3788692T DE3788692T2 DE 3788692 T2 DE3788692 T2 DE 3788692T2 DE 3788692 T DE3788692 T DE 3788692T DE 3788692 T DE3788692 T DE 3788692T DE 3788692 T2 DE3788692 T2 DE 3788692T2
Authority
DE
Germany
Prior art keywords
image processing
processing device
image
processing
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
DE3788692T
Other languages
English (en)
Other versions
DE3788692D1 (de
Inventor
Nao Nagashima
Toshihiro Kadowaki
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
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE3788692D1 publication Critical patent/DE3788692D1/de
Publication of DE3788692T2 publication Critical patent/DE3788692T2/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
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/12—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-scanning
    • H04N1/126—Arrangements for the main scanning
    • H04N1/128—Arrangements for the main scanning using a scanning head arranged for linear reciprocating motion
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformation in the plane of the image
    • G06T3/40—Scaling the whole image or part 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/1911—Simultaneously or substantially simultaneously scanning picture elements on more than one main scanning line, e.g. scanning in swaths
    • 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
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/393—Enlarging or reducing
    • H04N1/3935—Enlarging or reducing with modification of image resolution, i.e. determining the values of picture elements at new relative positions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Input (AREA)
  • Image Processing (AREA)
DE3788692T 1986-09-02 1987-09-01 Bildverarbeitungsvorrichtung. Expired - Fee Related DE3788692T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61207018A JP2692797B2 (ja) 1986-09-02 1986-09-02 画像処理装置

Publications (2)

Publication Number Publication Date
DE3788692D1 DE3788692D1 (de) 1994-02-17
DE3788692T2 true DE3788692T2 (de) 1994-07-28

Family

ID=16532838

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3788692T Expired - Fee Related DE3788692T2 (de) 1986-09-02 1987-09-01 Bildverarbeitungsvorrichtung.
DE3751956T Expired - Fee Related DE3751956T2 (de) 1986-09-02 1987-09-01 Bildverarbeitungsgerät

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3751956T Expired - Fee Related DE3751956T2 (de) 1986-09-02 1987-09-01 Bildverarbeitungsgerät

Country Status (4)

Country Link
US (1) US4918542A (de)
EP (2) EP0485369B1 (de)
JP (1) JP2692797B2 (de)
DE (2) DE3788692T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5191623A (en) * 1988-01-14 1993-03-02 Minolta Camera Kabushiki Kaisha Image reading and processing apparatus
US5181104A (en) * 1988-05-20 1993-01-19 Canon Kabushiki Kaisha Image processing apparatus having a reader movable to a designated position
JP3020957B2 (ja) * 1988-11-18 2000-03-15 キヤノン株式会社 画像処理方法
JP2817932B2 (ja) * 1989-02-10 1998-10-30 キヤノン株式会社 画像読取装置
DE69032589T2 (de) * 1989-05-31 1999-02-18 Canon Kk Farbbildverarbeitungsvorrichtung
US5283668A (en) * 1990-08-28 1994-02-01 Canon Kabushiki Kaisha Image reading apparatus with image sensor having selectively readable segments
JPH0813088B2 (ja) * 1990-09-18 1996-02-07 富士ゼロックス株式会社 画像読取装置
EP0489338B1 (de) * 1990-12-04 1996-03-06 Siemens Aktiengesellschaft Verfahren zum Umsetzen von Bilddaten für Faksimiledruckwerke mit unterschiedlichen Auflösungen
US5196934A (en) * 1991-02-01 1993-03-23 International Business Machines Corporation Image scaling apparatus for a multimedia system
JP2959647B2 (ja) * 1991-07-31 1999-10-06 キヤノン株式会社 文書画像処理装置
US5237432A (en) * 1991-12-23 1993-08-17 Xerox Corporation Image scaling apparatus
JP3049672B2 (ja) * 1991-12-26 2000-06-05 キヤノン株式会社 画像処理方法及び装置
US5515181A (en) * 1992-03-06 1996-05-07 Fuji Xerox Co., Ltd. Image reading apparatus providing high quality images through synthesis of segmented image data
US5293432A (en) * 1992-06-30 1994-03-08 Terminal Data Corporation Document image scanner with variable resolution windows
DE69324874T2 (de) * 1992-09-24 1999-10-14 Canon Kk Bildverarbeitungsverfahren und -gerät
US5400051A (en) * 1992-11-12 1995-03-21 International Business Machines Corporation Method and system for generating variably scaled digital images
CA2129092C (en) * 1993-10-04 1999-10-19 Leon C. Williams Image interpolation apparatus
DE69722605T2 (de) * 1996-03-27 2004-04-29 Omron Corp. Verfahren und vorrichtung zur bilderkennung sowie ihre anwendung in einem kopiergerät und einem drucker
KR19980083886A (ko) * 1997-05-20 1998-12-05 윤종용 복합기에서의 디지털 복사 방법
JP4478222B2 (ja) 1997-09-24 2010-06-09 キヤノン株式会社 画像形成システム、画像形成装置及びその制御方法
JPH11237576A (ja) * 1998-02-20 1999-08-31 Toshiba Corp 画像形成装置と露光走査装置
JP2000078375A (ja) 1998-09-03 2000-03-14 Toshiba Corp 画像形成装置
US7119915B2 (en) 2000-02-21 2006-10-10 Canon Kabushiki Kaisha Communication apparatus and method
JP4045823B2 (ja) * 2002-03-19 2008-02-13 富士ゼロックス株式会社 画像処理装置および画像処理方法
JP2007288354A (ja) * 2006-04-13 2007-11-01 Opt Kk カメラ装置、画像処理装置および画像処理方法
US8479395B2 (en) 2009-04-08 2013-07-09 Zephyros, Inc. Method for improved reinforcement baffling and sealing

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2006567B (en) * 1977-08-25 1982-08-25 Dainippon Screen Mfg Machine for and method of image production with variable reproduction scale
GB2030823B (en) * 1978-10-02 1982-11-03 Ibm Image data manipulation apparatus
US4394693A (en) * 1979-03-23 1983-07-19 International Business Machines Corporation System and method for generating enlarged or reduced images
US4275450A (en) * 1979-08-01 1981-06-23 Xerox Corporation Magnification/demagnification apparatus and method
JPS5797271A (en) * 1980-12-08 1982-06-16 Ricoh Co Ltd Thinning out and shrinking system and device for facsimile device
US4449151A (en) * 1981-06-03 1984-05-15 Ricoh Company, Ltd. Solid-state scanning apparatus
JPS57210767A (en) * 1981-06-19 1982-12-24 Ricoh Co Ltd Picture magnifying system
US4610026A (en) * 1982-04-30 1986-09-02 Hitachi, Ltd. Method of and apparatus for enlarging/reducing two-dimensional images
US4636869A (en) * 1983-01-18 1987-01-13 Dainippon Screen Mfg. Co., Ltd. Method and system for recording images in various magnification ratios
US4686580A (en) * 1983-02-10 1987-08-11 Canon Kabushiki Kaisha Method and apparatus for changing image size
JPH0671306B2 (ja) * 1983-03-30 1994-09-07 キヤノン株式会社 画像読み取り装置
JPS6055767A (ja) * 1983-08-25 1985-04-01 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション イメージのビット数を減少する方法及び装置
US4701808A (en) * 1983-11-01 1987-10-20 Canon Kabushiki Kaisha Image processing apparatus with variable magnification and gray level processing
US4569081A (en) * 1983-12-30 1986-02-04 International Business Machines Corporation Method for expansion of a digital image
JPS61120572A (ja) * 1984-11-16 1986-06-07 Canon Inc 読取装置
US4700238A (en) * 1984-11-19 1987-10-13 Canon Kabushiki Kaisha Copying apparatus
JPH07108016B2 (ja) * 1984-11-19 1995-11-15 キヤノン株式会社 カラー画像読み取り装置
JPS61252762A (ja) * 1985-04-30 1986-11-10 Toshiba Corp 画像形成装置

Also Published As

Publication number Publication date
EP0259138B1 (de) 1994-01-05
EP0259138A3 (en) 1988-10-26
US4918542A (en) 1990-04-17
EP0485369B1 (de) 1996-11-20
EP0259138A2 (de) 1988-03-09
DE3751956T2 (de) 1997-04-03
JPS6361381A (ja) 1988-03-17
JP2692797B2 (ja) 1997-12-17
EP0485369A3 (en) 1992-05-27
EP0485369A2 (de) 1992-05-13
DE3788692D1 (de) 1994-02-17
DE3751956D1 (de) 1997-01-02

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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