DE3777760D1 - Farbbildlesegeraet. - Google Patents

Farbbildlesegeraet.

Info

Publication number
DE3777760D1
DE3777760D1 DE8787309998T DE3777760T DE3777760D1 DE 3777760 D1 DE3777760 D1 DE 3777760D1 DE 8787309998 T DE8787309998 T DE 8787309998T DE 3777760 T DE3777760 T DE 3777760T DE 3777760 D1 DE3777760 D1 DE 3777760D1
Authority
DE
Germany
Prior art keywords
color image
image reader
reader
color
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
DE8787309998T
Other languages
English (en)
Inventor
Kenichi Outa
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 DE3777760D1 publication Critical patent/DE3777760D1/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
    • H04N1/40—Picture signal circuits
    • H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
    • H04N1/4074—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original using histograms

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Input (AREA)
  • Color Image Communication Systems (AREA)
DE8787309998T 1986-11-13 1987-11-12 Farbbildlesegeraet. Expired - Lifetime DE3777760D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61271468A JPH0722311B2 (ja) 1986-11-13 1986-11-13 カラ−画像読み取り装置

Publications (1)

Publication Number Publication Date
DE3777760D1 true DE3777760D1 (de) 1992-04-30

Family

ID=17500456

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787309998T Expired - Lifetime DE3777760D1 (de) 1986-11-13 1987-11-12 Farbbildlesegeraet.

Country Status (4)

Country Link
US (1) US4891692A (de)
EP (1) EP0267793B1 (de)
JP (1) JPH0722311B2 (de)
DE (1) DE3777760D1 (de)

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US5233414A (en) * 1987-12-08 1993-08-03 Canon Kabushiki Kaisha Color image processing apparatus
JP2817932B2 (ja) * 1989-02-10 1998-10-30 キヤノン株式会社 画像読取装置
EP0404396B1 (de) * 1989-06-19 1994-10-05 International Business Machines Corporation Bildaufnahmesystem und Verfahren
US5223922A (en) * 1989-06-26 1993-06-29 Seiko Instruments Inc. Color picture image reading device with color correction function
DE3930290A1 (de) * 1989-09-11 1991-03-21 Zeiss Carl Fa Verfahren zur datenaufnahme mittels eines, mindestens eine detektorzeile enthaltenden detektorarrays und vorrichtung zur durchfuehrung des verfahrens
US5585112A (en) * 1989-12-22 1996-12-17 Imarx Pharmaceutical Corp. Method of preparing gas and gaseous precursor-filled microspheres
US20020150539A1 (en) * 1989-12-22 2002-10-17 Unger Evan C. Ultrasound imaging and treatment
DE69021047T2 (de) * 1989-12-26 1996-03-21 Eastman Kodak Co., Rochester, N.Y. Verfahren zur ausdehnung des linearbereichs der aufgenommenen bilder eines films.
JPH0813093B2 (ja) * 1990-03-27 1996-02-07 大日本スクリーン製造株式会社 Ｃｃｄラインセンサを用いた画像読取り装置
JP3011432B2 (ja) * 1990-05-14 2000-02-21 株式会社東芝 カラー画像処理装置
US5047861A (en) * 1990-07-31 1991-09-10 Eastman Kodak Company Method and apparatus for pixel non-uniformity correction
US6546131B1 (en) * 1990-12-19 2003-04-08 Canon Kabushiki Kaisha Image processing method and apparatus for achieving tone reproduction suited to the image
US5523861A (en) * 1991-05-15 1996-06-04 Canon Kabushiki Kaisha Image reader capable of setting density and illumination
US5374996A (en) * 1991-06-26 1994-12-20 Matsushita Electric Industrial Co., Ltd. Image processing system
JPH0530356A (ja) * 1991-07-24 1993-02-05 Toshiba Corp 画像形成装置
JP3183688B2 (ja) * 1991-10-29 2001-07-09 キヤノン株式会社 カラー画像読取装置
IL101029A (en) * 1992-02-20 1996-01-19 Scitex Corp Ltd Method for identifying elephant type
DE4309879C2 (de) * 1992-04-06 1994-08-04 Hell Ag Linotype Verfahren und Einrichtung zur Analyse des Bildumfangs von Bildvorlagen
JP3150191B2 (ja) * 1992-04-20 2001-03-26 キヤノン株式会社 画像読み取り装置
US5305119A (en) * 1992-10-01 1994-04-19 Xerox Corporation Color printer calibration architecture
US6023532A (en) * 1994-03-25 2000-02-08 Seiko Epson Corporation Image reading apparatus, method and system
JP3433551B2 (ja) * 1994-03-25 2003-08-04 セイコーエプソン株式会社 画像読取システム
JP3456032B2 (ja) * 1994-05-09 2003-10-14 富士写真フイルム株式会社 画像処理方法
US6100919A (en) * 1994-09-07 2000-08-08 Minolta Co., Ltd. Film image reproduction apparatus utilizing apparatus illumination characteristics for film image reproduction
JPH10191079A (ja) * 1996-12-26 1998-07-21 Canon Inc 画像読取り装置および画像読取り方法
US6292596B1 (en) * 1997-09-19 2001-09-18 Eastman Kodak Company Method for automatic image dependent digitization and processing of small format films
US6686136B1 (en) * 1998-06-25 2004-02-03 Eastman Kodak Company Color negative film element and process for developing
US6696232B2 (en) 2001-12-20 2004-02-24 Eastman Kodak Company Color negative element intended for scanning
US6589721B1 (en) 2001-12-20 2003-07-08 Eastman Kodak Company Method of developing a color negative element intended for scanning
US7436555B2 (en) 2003-08-08 2008-10-14 Hewlett-Packard Development Company, L.P. Systems and methods for verifying scanning mode selection
KR20060132841A (ko) * 2003-12-08 2006-12-22 코닌클리케 필립스 일렉트로닉스 엔.브이. 홀로그래픽 판독장치
JP4778337B2 (ja) * 2006-03-20 2011-09-21 株式会社リコー 画像読取信号処理ｉｃおよび画像読取装置と画像形成装置
US7884869B2 (en) * 2007-04-30 2011-02-08 Motorola Mobility, Inc. Assignment of pixel element exposure times in digital camera modules and mobile communication devices
CN101790020B (zh) * 2009-09-28 2013-03-20 苏州佳世达电通有限公司 胶片扫描方法
US8693743B1 (en) 2010-02-19 2014-04-08 Olive Tree Media, LLC Analysis and display of multiple biomarker co-expression in cells and tissues

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6811651A (de) * 1967-08-24 1969-02-26
JPS53134437A (en) * 1977-04-28 1978-11-24 Canon Inc Exposing apparatus
JPS5687044A (en) * 1979-12-17 1981-07-15 Dainippon Screen Mfg Co Ltd Method of determining adjusting items in image scanning recorder
JPS56102853A (en) * 1980-01-21 1981-08-17 Dainippon Screen Mfg Co Ltd Metho for pretreating image signal of image copying apparatus
US4472736A (en) * 1980-03-11 1984-09-18 Dainippon Ink And Chemicals Incorporated Lithographic reproduction original classification and color separation tone curve adjustment
JPS56128947A (en) * 1980-03-13 1981-10-08 Dainippon Screen Mfg Co Ltd Method of setting highlight and shadow point density value of original picture to picture scanning recorder
JPS57157235A (en) * 1981-03-23 1982-09-28 Fuji Photo Film Co Ltd Control method for condition of photographic printing
JPS5868040A (ja) * 1981-10-19 1983-04-22 Konan Camera Kenkyusho:Kk 階調修正量測定装置
JPS58195847A (ja) * 1982-05-11 1983-11-15 Nireko:Kk 画像情報の処理方法
US4677287A (en) * 1982-07-14 1987-06-30 Canon Kabushiki Kaisha Document reader with light source control
JPS5954384A (ja) * 1982-09-22 1984-03-29 Fuji Photo Film Co Ltd 写真画像濃度情報収録装置
JPS5979676A (ja) * 1982-10-27 1984-05-08 Canon Inc 多色画像情報読み取り装置
JPS6037559A (ja) * 1983-08-09 1985-02-26 Fuji Photo Film Co Ltd 色修正係数の自動設定方法
US4667228A (en) * 1983-10-14 1987-05-19 Canon Kabushiki Kaisha Image signal processing apparatus
EP0144188A2 (de) * 1983-12-07 1985-06-12 Xerox Corporation Einrichtung zur Dichtenkorrektur einer Kopie
JPS60236577A (ja) * 1984-05-10 1985-11-25 Fuji Xerox Co Ltd 色再現マスキング装置
JPS60236578A (ja) * 1984-05-10 1985-11-25 Fuji Xerox Co Ltd カラ−濃度補正装置
JPS60261252A (ja) * 1984-06-08 1985-12-24 Dainippon Screen Mfg Co Ltd 画像信号の密度変換方法
US4731662A (en) * 1985-03-21 1988-03-15 Canon Kabushiki Kaisha Image processing method for processing an image signal differently depending on the range of an image characteristic thereof relative to the range within which an output device can reproduce the image characteristic
US4731671A (en) * 1985-05-06 1988-03-15 Eastman Kodak Company Contrast adjustment in digital image processing method employing histogram normalization
US4729016A (en) * 1985-05-06 1988-03-01 Eastman Kodak Company Digital color image processing method and apparatus employing three color reproduction functions for adjusting both tone scale and color balance
US4688099A (en) * 1985-06-07 1987-08-18 Eastman Kodak Company Illumination control circuitry for a film video player electronic strobe light
US4766503A (en) * 1985-08-01 1988-08-23 General Electric Company Color film writing system with closed loop control for electronic images
JPS62111570A (ja) * 1985-11-09 1987-05-22 Fuji Photo Film Co Ltd 画像入出力システムにおける出力信号処理条件の自動設定方法
JPS62189456A (ja) * 1986-02-17 1987-08-19 Fuji Photo Film Co Ltd 主要画像検出方法及びこれを用いた写真焼付露光量決定方法
JPH0637559A (ja) * 1992-07-17 1994-02-10 Toshiba Corp マイクロ波増幅器

Also Published As

Publication number Publication date
EP0267793A2 (de) 1988-05-18
JPH0722311B2 (ja) 1995-03-08
JPS63124665A (ja) 1988-05-28
EP0267793A3 (en) 1989-05-24
EP0267793B1 (de) 1992-03-25
US4891692A (en) 1990-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition