DE69514874D1 - Sensoranordnung für einen optischen Bildabtaster die Grauwert- und Farbsignale liefert - Google Patents

Sensoranordnung für einen optischen Bildabtaster die Grauwert- und Farbsignale liefert

Info

Publication number
DE69514874D1
DE69514874D1 DE69514874T DE69514874T DE69514874D1 DE 69514874 D1 DE69514874 D1 DE 69514874D1 DE 69514874 T DE69514874 T DE 69514874T DE 69514874 T DE69514874 T DE 69514874T DE 69514874 D1 DE69514874 D1 DE 69514874D1
Authority
DE
Germany
Prior art keywords
optical image
gray value
sensor arrangement
color signals
image scanner
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
DE69514874T
Other languages
English (en)
Other versions
DE69514874T2 (de
Inventor
Wayne G Phillips
Kenneth D Gennetten
Paul M Hubel
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69514874D1 publication Critical patent/DE69514874D1/de
Publication of DE69514874T2 publication Critical patent/DE69514874T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46Colour picture communication systems
    • H04N1/48Picture signal generators
    • H04N1/486Picture signal generators with separate detectors, each detector being used for one specific colour component
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00795Reading arrangements
DE69514874T 1994-08-23 1995-07-14 Sensoranordnung für einen optischen Bildabtaster die Grauwert- und Farbsignale liefert Expired - Fee Related DE69514874T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29470094A 1994-08-23 1994-08-23

Publications (2)

Publication Number Publication Date
DE69514874D1 true DE69514874D1 (de) 2000-03-09
DE69514874T2 DE69514874T2 (de) 2000-07-20

Family

ID=23134550

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69514874T Expired - Fee Related DE69514874T2 (de) 1994-08-23 1995-07-14 Sensoranordnung für einen optischen Bildabtaster die Grauwert- und Farbsignale liefert

Country Status (4)

Country Link
US (1) US5773814A (de)
EP (1) EP0698994B1 (de)
JP (1) JPH0879443A (de)
DE (1) DE69514874T2 (de)

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US6407830B1 (en) * 1999-02-05 2002-06-18 Hewlett-Packard Co. Sensor assemblies for color optical image scanners optical scanner and methods of scanning color images
US6356672B1 (en) 1999-03-08 2002-03-12 Sharp Laboratories Of America, Inc. Method and apparatus for reducing the color registration artifact of image capture devices
TW475330B (en) * 1999-10-29 2002-02-01 Hewlett Packard Co Photosensor array with multiple different sensor areas
US6532086B1 (en) * 1999-11-19 2003-03-11 Xerox Corporation Optical color matrixing using time delay and integration sensor arrays
US6650438B1 (en) 1999-12-01 2003-11-18 Sharp Laboratories Of America, Inc, Construction of a color transform to reduce effects of scanner metamerism
JP4139051B2 (ja) * 2000-06-28 2008-08-27 富士フイルム株式会社 リニアイメージセンサチップおよびリニアイメージセンサ
US6465801B1 (en) 2000-07-31 2002-10-15 Hewlett-Packard Company Dust and scratch detection for an image scanner
JP2002084397A (ja) * 2000-09-11 2002-03-22 Fuji Xerox Co Ltd 画像読取装置
US6765703B1 (en) * 2000-09-27 2004-07-20 Kabushiki Kaisha Toshiba Method and apparatus for sensing image
US6831761B2 (en) * 2001-03-30 2004-12-14 Eastman Kodak Company Document scanner having a selectable range of resolutions with reduced processing
US6941025B2 (en) * 2001-04-19 2005-09-06 International Business Machines Corporation Simultaneous vertical spatial filtering and chroma conversion in video images
US6961157B2 (en) * 2001-05-29 2005-11-01 Xerox Corporation Imaging apparatus having multiple linear photosensor arrays with different spatial resolutions
EP1430281A1 (de) * 2001-09-11 2004-06-23 LumiLeds Lighting U.S., LLC Farbsensor
US7034957B2 (en) * 2002-04-15 2006-04-25 Shang-Yu Yang Method for increasing signal to noise ratio
US7274496B2 (en) * 2003-03-04 2007-09-25 Kabushiki Kaisha Toshiba 4-line CCD sensor and image input apparatus using the same
US7301681B2 (en) * 2003-03-06 2007-11-27 Kabushiki Kaisha Toshiba System and method for processing documents with four-line CCD sensor
US7057155B2 (en) * 2004-07-29 2006-06-06 Boon Keat Tan Color sensor system with voltage offset correction
EP1856652B1 (de) * 2005-03-11 2016-08-10 Hand Held Products, Inc. Digitales bildaufnahme- und optisches lesegerät mit hybrider monochrom- und farbbildsensormatrix
US7568628B2 (en) 2005-03-11 2009-08-04 Hand Held Products, Inc. Bar code reading device with global electronic shutter control
US7780089B2 (en) 2005-06-03 2010-08-24 Hand Held Products, Inc. Digital picture taking optical reader having hybrid monochrome and color image sensor array
US7611060B2 (en) 2005-03-11 2009-11-03 Hand Held Products, Inc. System and method to automatically focus an image reader
US20060238830A1 (en) * 2005-04-21 2006-10-26 Peter Dikeman Color image capture system
US7770799B2 (en) 2005-06-03 2010-08-10 Hand Held Products, Inc. Optical reader having reduced specular reflection read failures
US8139130B2 (en) 2005-07-28 2012-03-20 Omnivision Technologies, Inc. Image sensor with improved light sensitivity
US8274715B2 (en) 2005-07-28 2012-09-25 Omnivision Technologies, Inc. Processing color and panchromatic pixels
US20070046807A1 (en) * 2005-08-23 2007-03-01 Eastman Kodak Company Capturing images under varying lighting conditions
TW200709662A (en) * 2005-08-24 2007-03-01 Lite On Technology Corp Contact image sensor
JP4487944B2 (ja) * 2006-02-09 2010-06-23 ソニー株式会社 固体撮像装置
US7916362B2 (en) 2006-05-22 2011-03-29 Eastman Kodak Company Image sensor with improved light sensitivity
US8031258B2 (en) 2006-10-04 2011-10-04 Omnivision Technologies, Inc. Providing multiple video signals from single sensor
US20080174839A1 (en) * 2007-01-24 2008-07-24 Kevin Youngers Full color optical image scanning
GB2456492B (en) * 2007-07-05 2012-09-26 Hewlett Packard Development Co Image processing method, image capture device, and computer readable medium
US7855740B2 (en) * 2007-07-20 2010-12-21 Eastman Kodak Company Multiple component readout of image sensor
GB2457306B (en) * 2008-02-11 2013-02-27 Thales Holdings Uk Plc An imaging apparatus
US8218068B2 (en) 2009-04-01 2012-07-10 Omnivision Technologies, Inc. Exposing pixel groups in producing digital images
GB0912981D0 (en) * 2009-07-27 2009-09-02 St Microelectronics Res & Dev Imaging system and method
JP7118748B2 (ja) * 2018-06-01 2022-08-16 富士通コンポーネント株式会社 計測器および光学読取器

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JPS57102281U (de) * 1980-12-16 1982-06-23
JPH0614750B2 (ja) * 1982-12-15 1994-02-23 池上通信機株式会社 カラ−原稿撮像装置
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JPS59198754A (ja) * 1983-04-26 1984-11-10 Toshiba Corp カラ−用固体撮像デバイス
JPS60123158A (ja) * 1983-12-07 1985-07-01 Sharp Corp 画像読取装置
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US4992860A (en) * 1988-03-29 1991-02-12 Mitsubishi Denki Kabushiki Kaisha Color scanning system
US5191409A (en) * 1988-03-29 1993-03-02 Mitsubishi Denki Kabushiki Kaisha Color scanning system
JPH01265774A (ja) * 1988-04-18 1989-10-23 Tokyo Electric Co Ltd 画像読取り装置
JPH03178262A (ja) * 1989-12-06 1991-08-02 Mitsubishi Electric Corp 電荷転送素子における電荷転送方法
JP3029444B2 (ja) * 1990-06-21 2000-04-04 株式会社リコー 画像読取装置
US5105264A (en) * 1990-09-28 1992-04-14 Eastman Kodak Company Color image sensor having an optimum exposure time for each color
JP3176101B2 (ja) * 1991-11-12 2001-06-11 キヤノン株式会社 画像読取装置
US5229595A (en) * 1991-12-19 1993-07-20 Xerox Corporation Fluid-filled color filtered input scanner arrays
US5336878A (en) * 1993-05-10 1994-08-09 Hewlett-Packard Company Variable speed single pass color optical scanner

Also Published As

Publication number Publication date
US5773814A (en) 1998-06-30
DE69514874T2 (de) 2000-07-20
EP0698994B1 (de) 2000-02-02
JPH0879443A (ja) 1996-03-22
EP0698994A1 (de) 1996-02-28

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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: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

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

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee