DE69728816T2 - Bildlesevorrichtung - Google Patents

Bildlesevorrichtung Download PDF

Info

Publication number
DE69728816T2
DE69728816T2 DE69728816T DE69728816T DE69728816T2 DE 69728816 T2 DE69728816 T2 DE 69728816T2 DE 69728816 T DE69728816 T DE 69728816T DE 69728816 T DE69728816 T DE 69728816T DE 69728816 T2 DE69728816 T2 DE 69728816T2
Authority
DE
Germany
Prior art keywords
image reading
reading device
image
reading
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
DE69728816T
Other languages
English (en)
Other versions
DE69728816D1 (de
Inventor
Takeuchi Yukitoshi
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 DE69728816D1 publication Critical patent/DE69728816D1/de
Publication of DE69728816T2 publication Critical patent/DE69728816T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00—Other aspects
    • G06K2207/1018—Source control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Testing Of Coins (AREA)
DE69728816T 1996-06-17 1997-06-16 Bildlesevorrichtung Expired - Lifetime DE69728816T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17710596A JP3428821B2 (ja) 1996-06-17 1996-06-17 画像読取装置

Publications (2)

Publication Number Publication Date
DE69728816D1 DE69728816D1 (de) 2004-06-03
DE69728816T2 true DE69728816T2 (de) 2005-04-21

Family

ID=16025244

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69728816T Expired - Lifetime DE69728816T2 (de) 1996-06-17 1997-06-16 Bildlesevorrichtung

Country Status (6)

Country Link
US (1) US6229628B1 (de)
EP (1) EP0814421B1 (de)
JP (1) JP3428821B2 (de)
DE (1) DE69728816T2 (de)
FR (1) FR2749944B1 (de)
IT (1) IT1293052B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6628431B1 (en) 1997-03-12 2003-09-30 Pfu Limited Picture readers and method for controlling the same
US6489602B1 (en) * 2000-10-26 2002-12-03 Mustek Systems Inc. Image scanner having driving mechanism to synchronize movement of transmission-mode light source and image pickup device
US7224483B2 (en) 2002-01-25 2007-05-29 Canon Kabushiki Kaisha Image signal correction light source that can cope with dust and scratch on transparent document, and its control
US7428080B2 (en) 2002-02-05 2008-09-23 Canon Kabushiki Kaisha Image reading apparatus, method of controlling image reading apparatus, program, and computer readable storage medium
US7142335B2 (en) * 2002-07-22 2006-11-28 Eastman Kodak Company Method and apparatus for transparency scanning with a duplex reflective scanner
US8179573B2 (en) * 2004-12-21 2012-05-15 Hewlett-Packard Development Company, L.P. Scanning two images of media
JP4218690B2 (ja) * 2006-04-03 2009-02-04 セイコーエプソン株式会社 画像読取装置
WO2011033013A1 (de) * 2009-09-17 2011-03-24 Roche Diagnostics Gmbh Hochdichte barcodes für medizinische verbrauchsartikel

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS64859A (en) 1987-06-23 1989-01-05 Toshiba Corp Image reader
US5239393A (en) 1988-10-14 1993-08-24 Canon Kabushiki Kaisha Image reading apparatus
DE68918212T2 (de) 1988-10-14 1995-01-26 Canon Kk Bildleser.
DE4238395A1 (en) 1991-11-15 1993-05-19 Asahi Optical Co Ltd Image processing system e.g. copier or facsimile appts for documents - has reflective and light transmitting documents scanned by unit with optical sensor moved relative to document.
JP3188521B2 (ja) 1992-07-22 2001-07-16 富士写真フイルム株式会社 画像読取方法および画像読取装置
JP2889080B2 (ja) 1993-04-27 1999-05-10 シャープ株式会社 スキャナ
JP3267414B2 (ja) 1993-11-11 2002-03-18 キヤノン株式会社 走査型露光装置及び該走査型露光装置を用いるデバイス製造方法
US5822052A (en) * 1996-12-23 1998-10-13 Nustek Systems, Inc. Method and apparatus for compensating illuminance error of a light source

Also Published As

Publication number Publication date
FR2749944B1 (fr) 2002-08-23
EP0814421A3 (de) 1999-06-16
JP3428821B2 (ja) 2003-07-22
ITRM970359A0 (de) 1997-06-16
EP0814421B1 (de) 2004-04-28
US6229628B1 (en) 2001-05-08
JPH104481A (ja) 1998-01-06
IT1293052B1 (it) 1999-02-11
EP0814421A2 (de) 1997-12-29
ITRM970359A1 (it) 1998-12-16
FR2749944A1 (fr) 1997-12-19
DE69728816D1 (de) 2004-06-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition