CA2010370A1 - Appareil de lecture optique - Google Patents

Appareil de lecture optique

Info

Publication number
CA2010370A1
CA2010370A1 CA2010370A CA2010370A CA2010370A1 CA 2010370 A1 CA2010370 A1 CA 2010370A1 CA 2010370 A CA2010370 A CA 2010370A CA 2010370 A CA2010370 A CA 2010370A CA 2010370 A1 CA2010370 A1 CA 2010370A1
Authority
CA
Canada
Prior art keywords
optical reading
plate
electric signals
original
read
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.)
Granted
Application number
CA2010370A
Other languages
English (en)
Other versions
CA2010370C (fr
Inventor
Fumikazu Nagano
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.)
Sharp Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2010370A1 publication Critical patent/CA2010370A1/fr
Application granted granted Critical
Publication of CA2010370C publication Critical patent/CA2010370C/fr
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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
CA002010370A 1989-02-20 1990-02-19 Appareil de lecture optique Expired - Lifetime CA2010370C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1041376A JPH0775385B2 (ja) 1989-02-20 1989-02-20 読取装置
JP1-41376 1989-02-20

Publications (2)

Publication Number Publication Date
CA2010370A1 true CA2010370A1 (fr) 1990-08-20
CA2010370C CA2010370C (fr) 1996-12-10

Family

ID=12606694

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002010370A Expired - Lifetime CA2010370C (fr) 1989-02-20 1990-02-19 Appareil de lecture optique

Country Status (5)

Country Link
US (1) US5126860A (fr)
EP (1) EP0384708B1 (fr)
JP (1) JPH0775385B2 (fr)
CA (1) CA2010370C (fr)
DE (1) DE69020184T2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351139A (en) * 1991-11-28 1994-09-27 Canon Kabushiki Kaisha Apparatus for photographing photographed film
JPH06205767A (ja) * 1992-11-25 1994-07-26 Xerox Corp 放射線画像形成システム
US5430289A (en) * 1993-12-22 1995-07-04 Hewlett-Packard Company Illuminating scanner lid for an optical scanner
JPH08223364A (ja) * 1995-02-16 1996-08-30 Ricoh Co Ltd 画像読取装置
US5844697A (en) * 1995-06-29 1998-12-01 Agfa Division--Bayer Corporation Combined dust protection and dark calibration slide for a flat-bed scanner
JP3612803B2 (ja) * 1995-07-10 2005-01-19 ソニー株式会社 固体撮像装置及び固体撮像素子の出力信号処理方法
JP3706817B2 (ja) * 2000-06-27 2005-10-19 キヤノン株式会社 画像処理装置及びその処理方法
TW555328U (en) * 2002-10-25 2003-09-21 Lite On Technology Corp Image scanner
US20070188833A1 (en) * 2006-02-16 2007-08-16 Pacific Alchemy Inc. Passive transparent media adapter
US20070291329A1 (en) * 2006-06-14 2007-12-20 Kurt Eugene Spears Optical Transparent Media Adapter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE15965T1 (de) * 1982-06-03 1985-10-15 Hell Rudolf Dr Ing Gmbh Abtastverfahren und abtasteinrichtung.
JPS6154759A (ja) * 1984-08-24 1986-03-19 Sharp Corp 原稿読取装置
JPS6273263A (ja) * 1985-09-26 1987-04-03 Toppan Printing Co Ltd 透過、反射両用検版装置
US4893196A (en) * 1987-04-09 1990-01-09 Kabushiki Kaisha Toshiba Image reading apparatus
JPH01103356A (ja) * 1987-10-16 1989-04-20 Toshiba Corp 画像情報読取装置

Also Published As

Publication number Publication date
US5126860A (en) 1992-06-30
DE69020184D1 (de) 1995-07-27
EP0384708A2 (fr) 1990-08-29
EP0384708A3 (fr) 1991-12-18
EP0384708B1 (fr) 1995-06-21
CA2010370C (fr) 1996-12-10
JPH02219362A (ja) 1990-08-31
DE69020184T2 (de) 1996-01-04
JPH0775385B2 (ja) 1995-08-09

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry