DE69216263D1 - Bildlesegerät und Verfahren zum Bildlesen - Google Patents

Bildlesegerät und Verfahren zum Bildlesen

Info

Publication number
DE69216263D1
DE69216263D1 DE69216263T DE69216263T DE69216263D1 DE 69216263 D1 DE69216263 D1 DE 69216263D1 DE 69216263 T DE69216263 T DE 69216263T DE 69216263 T DE69216263 T DE 69216263T DE 69216263 D1 DE69216263 D1 DE 69216263D1
Authority
DE
Germany
Prior art keywords
image
reading method
reader
image reading
image reader
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
DE69216263T
Other languages
English (en)
Other versions
DE69216263T2 (de
Inventor
Itaru Furukawa
Makoto Hirosawa
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.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing Co 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 Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Publication of DE69216263D1 publication Critical patent/DE69216263D1/de
Application granted granted Critical
Publication of DE69216263T2 publication Critical patent/DE69216263T2/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
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/701—Line sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • H04N25/672—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction between adjacent sensors or output registers for reading a single image

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
DE69216263T 1991-03-22 1992-02-28 Bildlesegerät und Verfahren zum Bildlesen Expired - Fee Related DE69216263T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3058862A JPH04293359A (ja) 1991-03-22 1991-03-22 画像読取装置

Publications (2)

Publication Number Publication Date
DE69216263D1 true DE69216263D1 (de) 1997-02-13
DE69216263T2 DE69216263T2 (de) 1997-07-31

Family

ID=13096530

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69216263T Expired - Fee Related DE69216263T2 (de) 1991-03-22 1992-02-28 Bildlesegerät und Verfahren zum Bildlesen

Country Status (4)

Country Link
US (1) US5241404A (de)
EP (1) EP0504641B1 (de)
JP (1) JPH04293359A (de)
DE (1) DE69216263T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4300781C1 (de) * 1993-01-14 1994-05-11 Deutsche Aerospace Verfahren zur Korrektur von Bildfehlern in von einem bilderzeugenden Sensor erzeugten Bildern
JPH06315068A (ja) * 1993-04-28 1994-11-08 Xerox Corp 短期および長期の積分周期を有するラスタ入力スキャナ
US5684609A (en) * 1996-02-05 1997-11-04 Eastman Kodak Company D.C. offset restoration for image scanners
DE19605938B4 (de) * 1996-02-17 2004-09-16 Fachhochschule Wiesbaden Bildabtaster
JP3738080B2 (ja) * 1996-05-17 2006-01-25 富士写真フイルム株式会社 リニアイメージセンサの出力信号補正装置
JPH11215298A (ja) * 1998-01-22 1999-08-06 Toshiba Corp 画像情報処理装置と画像情報処理方法と画像形成装置
JP3501024B2 (ja) * 1998-08-31 2004-02-23 富士ゼロックス株式会社 画像読取装置および画像読取方法
JP2000307859A (ja) * 1999-02-15 2000-11-02 Seiko Epson Corp 画像読取装置
US6914701B2 (en) * 2002-12-06 2005-07-05 Howtek Devices Corporation Digitizer with improved dynamic range and photometric resolution

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4045816A (en) * 1976-02-12 1977-08-30 Recognition Equipment Incorporated Automatic corrector for fixed pattern odd/even video noise
JPS58190169A (ja) * 1982-04-30 1983-11-07 Toshiba Corp 固体撮像装置
JPS5952974A (ja) * 1982-09-20 1984-03-27 Hitachi Ltd 固体撮像装置
DE3427659A1 (de) * 1983-07-29 1985-02-07 Canon K.K., Tokio/Tokyo Vorlagenleser
JPS60124170A (ja) * 1983-12-09 1985-07-03 Canon Inc 画像読取り装置
JPS63156474A (ja) * 1986-12-20 1988-06-29 Toshiba Corp 読取装置
JPH0693768B2 (ja) * 1988-12-27 1994-11-16 日本電気株式会社 撮像信号処理装置
JPH03250856A (ja) * 1990-02-28 1991-11-08 Sharp Corp 固体撮像素子の読み出し回路
US5111263A (en) * 1991-02-08 1992-05-05 Eastman Kodak Company Charge-coupled device (CCD) image sensor operable in either interlace or non-interlace mode

Also Published As

Publication number Publication date
DE69216263T2 (de) 1997-07-31
JPH04293359A (ja) 1992-10-16
EP0504641A2 (de) 1992-09-23
US5241404A (en) 1993-08-31
EP0504641B1 (de) 1997-01-02
EP0504641A3 (de) 1994-10-12

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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