TW324076B - Method for improving the signal-to-noise ratio of a CCD sendor in a color imaging device by controlling and centering the exposure times to reduce color misregistration - Google Patents

Method for improving the signal-to-noise ratio of a CCD sendor in a color imaging device by controlling and centering the exposure times to reduce color misregistration

Info

Publication number
TW324076B
TW324076B TW086107056A TW86107056A TW324076B TW 324076 B TW324076 B TW 324076B TW 086107056 A TW086107056 A TW 086107056A TW 86107056 A TW86107056 A TW 86107056A TW 324076 B TW324076 B TW 324076B
Authority
TW
Taiwan
Prior art keywords
sendor
centering
ccd
improving
controlling
Prior art date
Application number
TW086107056A
Other languages
English (en)
Chinese (zh)
Inventor
J Bianchi Mark
R Herrera E Oscar
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 TW324076B publication Critical patent/TW324076B/zh

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
    • H04N25/50—Control of the SSIS exposure
    • H04N25/53—Control of the integration time
    • H04N25/533—Control of the integration time by using differing integration times for different sensor regions
    • H04N25/534—Control of the integration time by using differing integration times for different sensor regions depending on the spectral component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • 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
    • 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
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/71—Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Color Television Image Signal Generators (AREA)
  • Facsimile Heads (AREA)
TW086107056A 1996-10-15 1997-05-24 Method for improving the signal-to-noise ratio of a CCD sendor in a color imaging device by controlling and centering the exposure times to reduce color misregistration TW324076B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/720,987 US5898509A (en) 1996-10-15 1996-10-15 Method for improving the signal-to-noise ratio of a CCD sensor in a color imaging device

Publications (1)

Publication Number Publication Date
TW324076B true TW324076B (en) 1998-01-01

Family

ID=24896052

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086107056A TW324076B (en) 1996-10-15 1997-05-24 Method for improving the signal-to-noise ratio of a CCD sendor in a color imaging device by controlling and centering the exposure times to reduce color misregistration

Country Status (3)

Country Link
US (1) US5898509A (https=)
JP (1) JP4044655B2 (https=)
TW (1) TW324076B (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110702099A (zh) * 2019-10-31 2020-01-17 中国科学院长春光学精密机械与物理研究所 高动态范围恒星探测成像方法及星敏感器
US11237055B2 (en) 2018-07-12 2022-02-01 Sony Semiconductor Solutions Corporation Imaging device and spectrum analysis apparatus

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Publication number Priority date Publication date Assignee Title
JP3758284B2 (ja) * 1997-03-17 2006-03-22 コニカミノルタフォトイメージング株式会社 画像撮像装置
TW475330B (en) * 1999-10-29 2002-02-01 Hewlett Packard Co Photosensor array with multiple different sensor areas
JP2001225510A (ja) * 2000-02-17 2001-08-21 Matsushita Electric Ind Co Ltd 画像処理装置
JP3937716B2 (ja) 2000-10-24 2007-06-27 キヤノン株式会社 固体撮像装置及び撮像システム
US6765699B1 (en) * 2000-10-31 2004-07-20 Hewlett-Packard Development Company, L.P. Photosensor array with decreased scan time for decreased optical sampling rates
TW510980B (en) * 2000-12-12 2002-11-21 Veutron Corp Method for balancing different color channel outputs of color sensor
US6822657B2 (en) * 2001-08-10 2004-11-23 Agilent Technologies, Inc. Method and apparatus for improving image quality in digital cameras
US6515780B1 (en) * 2001-12-11 2003-02-04 Umax Data Systems Inc. Method enabling a scanning range of a normal scan to map a predetermined range selected under preview in a scanning device
US6566647B1 (en) * 2002-05-30 2003-05-20 Hewlett-Packard Development Company, L.P. Exposure timing alignment for color specific exposure times
GB2398698A (en) * 2002-05-30 2004-08-25 Hewlett Packard Co Optical scanner directing light on middle of image sensor
US20040212857A1 (en) * 2003-04-23 2004-10-28 Spears Kurt E. Control for a photosensor array
US7880785B2 (en) * 2004-07-21 2011-02-01 Aptina Imaging Corporation Rod and cone response sensor
US7830429B1 (en) 2007-07-27 2010-11-09 Hewlett-Packard Development Company, L.P. Optimizing characterization values of image capture apparatus components

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
US4408231A (en) * 1981-07-31 1983-10-04 International Business Machines Corporation Method and apparatus for calibrating a linear array scanning system
GB2160061B (en) * 1984-06-07 1987-09-16 Rank Cintel Ltd Solid state imaging apparatus
US4839739A (en) * 1986-03-14 1989-06-13 Hitachi, Ltd. Image signal binary circuit with a variable-frequency clock signal generator for driving an image sensor
US5182658A (en) * 1988-07-27 1993-01-26 Canon Kabushiki Kaisha Image pickup apparatus for controlling accumulation time in photoelectric elements
JPH0486005A (ja) * 1990-07-28 1992-03-18 Nec Corp 電流増幅回路
US5105264A (en) * 1990-09-28 1992-04-14 Eastman Kodak Company Color image sensor having an optimum exposure time for each color
US5585847A (en) * 1992-12-23 1996-12-17 Loral Fairchild Corporation Electronic color imaging technique and structure using a very high resolution monochrome full-frame CCD imager
US5479207A (en) * 1994-02-14 1995-12-26 Hewlett-Packard Company System and method for improving the signal to noise ratio of a CCD sensor in an optical scanner
EP0698994B1 (en) * 1994-08-23 2000-02-02 Hewlett-Packard Company Sensor assembly providing gray scale and color for an optical image scanner
US5668593A (en) * 1995-06-07 1997-09-16 Recon/Optical, Inc. Method and camera system for step frame reconnaissance with motion compensation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11237055B2 (en) 2018-07-12 2022-02-01 Sony Semiconductor Solutions Corporation Imaging device and spectrum analysis apparatus
CN110702099A (zh) * 2019-10-31 2020-01-17 中国科学院长春光学精密机械与物理研究所 高动态范围恒星探测成像方法及星敏感器

Also Published As

Publication number Publication date
JP4044655B2 (ja) 2008-02-06
US5898509A (en) 1999-04-27
JPH10136273A (ja) 1998-05-22

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