DE3875714D1 - Vorrichtung zur beleuchtung von dokumenten. - Google Patents

Vorrichtung zur beleuchtung von dokumenten.

Info

Publication number
DE3875714D1
DE3875714D1 DE8888906359T DE3875714T DE3875714D1 DE 3875714 D1 DE3875714 D1 DE 3875714D1 DE 8888906359 T DE8888906359 T DE 8888906359T DE 3875714 T DE3875714 T DE 3875714T DE 3875714 D1 DE3875714 D1 DE 3875714D1
Authority
DE
Germany
Prior art keywords
illuminating documents
illuminating
documents
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
DE8888906359T
Other languages
English (en)
Other versions
DE3875714T2 (de
Inventor
Tuan-Kay Lim
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.)
NCR International Inc
Original Assignee
NCR Corp
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 NCR Corp filed Critical NCR Corp
Publication of DE3875714D1 publication Critical patent/DE3875714D1/de
Application granted granted Critical
Publication of DE3875714T2 publication Critical patent/DE3875714T2/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
    • H04N1/024—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
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/02845—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array
    • H04N1/0285—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array in combination with at least one reflector which is in fixed relation to the light source
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • 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
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • 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
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/02845—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array
    • H04N1/02865—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array using an array of light sources or a combination of such arrays, e.g. an LED bar
    • 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
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • 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
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • H04N1/1935—Optical means for mapping the whole or part of a scanned line onto the array
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
    • G03G15/0435—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
DE8888906359T 1987-06-29 1988-06-09 Vorrichtung zur beleuchtung von dokumenten. Expired - Fee Related DE3875714T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/067,755 US4814630A (en) 1987-06-29 1987-06-29 Document illuminating apparatus using light sources A, B, and C in periodic arrays
PCT/US1988/001968 WO1989000299A1 (en) 1987-06-29 1988-06-09 Document illuminating apparatus

Publications (2)

Publication Number Publication Date
DE3875714D1 true DE3875714D1 (de) 1992-12-10
DE3875714T2 DE3875714T2 (de) 1993-06-09

Family

ID=22078194

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888906359T Expired - Fee Related DE3875714T2 (de) 1987-06-29 1988-06-09 Vorrichtung zur beleuchtung von dokumenten.

Country Status (6)

Country Link
US (1) US4814630A (de)
EP (1) EP0324000B1 (de)
JP (1) JP2766928B2 (de)
CA (1) CA1292460C (de)
DE (1) DE3875714T2 (de)
WO (1) WO1989000299A1 (de)

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JP2785274B2 (ja) * 1988-07-07 1998-08-13 ソニー株式会社 カラー画像読取装置
JPH03104768U (de) * 1990-02-15 1991-10-30
US5216525A (en) * 1990-12-19 1993-06-01 Ncr Corporation Table top hardware for imaging documents
US5650869A (en) * 1995-05-05 1997-07-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Point relay scanner utilizing ellipsoidal mirrors
DE19625435A1 (de) * 1996-06-25 1998-01-02 Klaus Dr Ing Schlueter Brille mit Dateneinblendung (Datenbrille)
JP3266807B2 (ja) * 1996-08-27 2002-03-18 旭光学工業株式会社 画像読取装置
US6069714A (en) 1996-12-05 2000-05-30 Applied Science Fiction, Inc. Method and apparatus for reducing noise in electronic film development
US6017688A (en) 1997-01-30 2000-01-25 Applied Science Fiction, Inc. System and method for latent film recovery in electronic film development
DE69903030T2 (de) 1998-02-23 2003-07-31 Applied Science Fiction Inc Progressive flächenabtastung in der elektronischen filmentwicklung
US6594041B1 (en) 1998-11-20 2003-07-15 Applied Science Fiction, Inc. Log time processing and stitching system
US6781620B1 (en) 1999-03-16 2004-08-24 Eastman Kodak Company Mixed-element stitching and noise reduction system
TW495389B (en) 1999-06-29 2002-07-21 Applied Science Fiction Inc Slot coater device for applying developer to film for electronic film development
WO2001013174A1 (en) 1999-08-17 2001-02-22 Applied Science Fiction, Inc. Method and system for using calibration patches in electronic film processing
WO2001028226A1 (en) * 1999-10-08 2001-04-19 Applied Science Fiction Method and apparatus for differential illumination image-capturing and defect handling
AU1962701A (en) 1999-10-08 2001-04-23 Applied Science Fiction, Inc. System and method for correcting defects in digital images through selective fill-in from surrounding areas
WO2001045042A1 (en) * 1999-12-17 2001-06-21 Applied Science Fiction, Inc. Method and system for selective enhancement of image data
US6554504B2 (en) 1999-12-30 2003-04-29 Applied Science Fiction, Inc. Distributed digital film processing system and method
US6864973B2 (en) * 1999-12-30 2005-03-08 Eastman Kodak Company Method and apparatus to pre-scan and pre-treat film for improved digital film processing handling
US6788335B2 (en) 1999-12-30 2004-09-07 Eastman Kodak Company Pulsed illumination signal modulation control & adjustment method and system
US20020051215A1 (en) * 1999-12-30 2002-05-02 Thering Michael R. Methods and apparatus for transporting and positioning film in a digital film processing system
EP1247140A1 (de) 1999-12-30 2002-10-09 Applied Science Fiction, Inc. Verbessertes system und methode zur digitalen filmentwicklung unter verwendung von sichtbarem licht
US6447178B2 (en) 1999-12-30 2002-09-10 Applied Science Fiction, Inc. System, method, and apparatus for providing multiple extrusion widths
US6965692B1 (en) 1999-12-30 2005-11-15 Eastman Kodak Company Method and apparatus for improving the quality of reconstructed information
US6505977B2 (en) 1999-12-30 2003-01-14 Applied Science Fiction, Inc. System and method for digital color dye film processing
US20010030685A1 (en) * 1999-12-30 2001-10-18 Darbin Stephen P. Method and apparatus for digital film processing using a scanning station having a single sensor
US6707557B2 (en) 1999-12-30 2004-03-16 Eastman Kodak Company Method and system for estimating sensor dark current drift and sensor/illumination non-uniformities
US6540416B2 (en) * 1999-12-30 2003-04-01 Applied Science Fiction, Inc. System and method for digital film development using visible light
US6813392B2 (en) 1999-12-30 2004-11-02 Eastman Kodak Company Method and apparatus for aligning multiple scans of the same area of a medium using mathematical correlation
WO2001050192A1 (en) * 1999-12-31 2001-07-12 Applied Science Fiction, Inc. Digital film processing method
US6475711B1 (en) 1999-12-31 2002-11-05 Applied Science Fiction, Inc. Photographic element and digital film processing method using same
DE10000030A1 (de) * 2000-01-03 2001-07-05 Giesecke & Devrient Gmbh Kamerasystem für die Bearbeitung von Dokumenten
EP1252549A2 (de) * 2000-02-03 2002-10-30 Applied Science Fiction Filmentwicklungsmittelkassette und verfahren zum entwickeln und digitalisieren von filmen
US20010040701A1 (en) * 2000-02-03 2001-11-15 Edgar Albert D. Photographic film having time resolved sensitivity distinction
WO2001095028A2 (en) 2000-02-03 2001-12-13 Applied Science Fiction Method and system for self-service film processing
US6619863B2 (en) 2000-02-03 2003-09-16 Eastman Kodak Company Method and system for capturing film images
AU2001239745A1 (en) 2000-02-03 2001-08-14 Applied Science Fiction Method, system, and software for signal processing using pyramidal decomposition
US6990251B2 (en) 2000-02-03 2006-01-24 Eastman Kodak Company Method, system, and software for signal processing using sheep and shepherd artifacts
US7020344B2 (en) 2000-02-03 2006-03-28 Eastman Kodak Company Match blur system and method
US20060182337A1 (en) * 2000-06-28 2006-08-17 Ford Benjamin C Method and apparatus for improving the quality of reconstructed information
US20020118402A1 (en) * 2000-09-19 2002-08-29 Shaw Timothy C. Film bridge for digital film scanning system
EP1323292A2 (de) * 2000-09-21 2003-07-02 Applied Science Fiction Dynamisches bildkorrekturverfahren und abbildungssystem
US20020146171A1 (en) * 2000-10-01 2002-10-10 Applied Science Fiction, Inc. Method, apparatus and system for black segment detection
US6888997B2 (en) * 2000-12-05 2005-05-03 Eastman Kodak Company Waveguide device and optical transfer system for directing light to an image plane
EP1360551A2 (de) 2001-02-09 2003-11-12 Applied Science Fiction, Inc. Verfahren und verarbeitungslösungen zur digitalen filmverarbeitung
GB2372391A (en) * 2001-02-16 2002-08-21 Hewlett Packard Co Removal of specular reflection
US6805501B2 (en) * 2001-07-16 2004-10-19 Eastman Kodak Company System and method for digital film development using visible light
US7263240B2 (en) * 2002-01-14 2007-08-28 Eastman Kodak Company Method, system, and software for improving signal quality using pyramidal decomposition
JP3997124B2 (ja) * 2002-08-26 2007-10-24 株式会社リコー 画像読取装置の照明装置
US20060192857A1 (en) * 2004-02-13 2006-08-31 Sony Corporation Image processing device, image processing method, and program
US20060214123A1 (en) * 2005-03-24 2006-09-28 Eastman Kodak Company Linear illumination using cylindrical elliptical reflective surface
WO2011096411A1 (ja) * 2010-02-05 2011-08-11 株式会社 東芝 照明装置、及び照明装置を備える画像読取装置
JP5665439B2 (ja) * 2010-09-07 2015-02-04 株式会社東芝 照明装置、及び照明装置を備える画像読取装置
JP5668980B2 (ja) * 2011-03-22 2015-02-12 株式会社オプティックス 発光装置
JP7492674B2 (ja) 2020-03-26 2024-05-30 株式会社リコー 照明装置、画像読取装置及び画像形成装置

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Also Published As

Publication number Publication date
WO1989000299A1 (en) 1989-01-12
EP0324000A1 (de) 1989-07-19
JP2766928B2 (ja) 1998-06-18
EP0324000B1 (de) 1992-11-04
CA1292460C (en) 1991-11-26
JPH01503751A (ja) 1989-12-14
US4814630A (en) 1989-03-21
DE3875714T2 (de) 1993-06-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AT&T GLOBAL INFORMATION SOLUTIONS INTERNATIONAL IN

8327 Change in the person/name/address of the patent owner

Owner name: NCR INTERNATIONAL, INC. (N.D.GES.D.STAATES DELAWAR

8328 Change in the person/name/address of the agent

Free format text: V. BEZOLD & SOZIEN, 80799 MUENCHEN

8339 Ceased/non-payment of the annual fee