IT7821766A0 - Disposizione circuitale per correggere i segnali, convertiti in forma digitale, di un convertitore di immagini fotoelettrico. - Google Patents

Disposizione circuitale per correggere i segnali, convertiti in forma digitale, di un convertitore di immagini fotoelettrico.

Info

Publication number
IT7821766A0
IT7821766A0 IT7821766A IT2176678A IT7821766A0 IT 7821766 A0 IT7821766 A0 IT 7821766A0 IT 7821766 A IT7821766 A IT 7821766A IT 2176678 A IT2176678 A IT 2176678A IT 7821766 A0 IT7821766 A0 IT 7821766A0
Authority
IT
Italy
Prior art keywords
correct
converted
signals
circuit arrangement
digital form
Prior art date
Application number
IT7821766A
Other languages
English (en)
Other versions
IT1093962B (it
Original Assignee
Messerschmitt Boelkow Blohm
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 Messerschmitt Boelkow Blohm filed Critical Messerschmitt Boelkow Blohm
Publication of IT7821766A0 publication Critical patent/IT7821766A0/it
Application granted granted Critical
Publication of IT1093962B publication Critical patent/IT1093962B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0007—Image acquisition

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Image Input (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Facsimile Image Signal Circuits (AREA)
IT21766/78A 1977-04-02 1978-03-30 Disposizione circuitale per correggere i segnali,convertiti in forma digitale,di un convertitore di immagini fotoelettrico IT1093962B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2714777A DE2714777C2 (de) 1977-04-02 1977-04-02 Schaltungsanordnung zur Korrektur jedes einzelnen Bildpunktsignales einer in eine digitale Form umgewandelten Signalfolge eines fotoelektrischen Bildwandlersystems

Publications (2)

Publication Number Publication Date
IT7821766A0 true IT7821766A0 (it) 1978-03-30
IT1093962B IT1093962B (it) 1985-07-26

Family

ID=6005454

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21766/78A IT1093962B (it) 1977-04-02 1978-03-30 Disposizione circuitale per correggere i segnali,convertiti in forma digitale,di un convertitore di immagini fotoelettrico

Country Status (7)

Country Link
US (1) US4200934A (it)
CH (1) CH630746A5 (it)
DE (1) DE2714777C2 (it)
FR (1) FR2386026A1 (it)
GB (1) GB1594799A (it)
IT (1) IT1093962B (it)
NL (1) NL7803181A (it)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1588018A (en) * 1977-06-29 1981-04-15 Barr & Stroud Ltd Radiation scanning system
JPS5542034A (en) * 1978-09-19 1980-03-25 Minolta Camera Co Ltd Range finder
JPS5578680A (en) * 1978-12-08 1980-06-13 Matsushita Electric Ind Co Ltd Solid state pickup device
US4326219A (en) * 1980-04-11 1982-04-20 Ampex Corporation Digital error measuring circuit for shading and registration errors in television cameras
US4357673A (en) * 1980-04-18 1982-11-02 Hewlett-Packard Company Apparatus for performing measurements and error analysis of the measurements
US4458323A (en) * 1980-04-18 1984-07-03 Hewlett-Packard Company Method of performing measurements and error analysis of the measurements
US4589034A (en) * 1980-12-05 1986-05-13 Canon Kabushiki Kaisha Image processing apparatus
US4524388A (en) * 1981-08-11 1985-06-18 Konishiroku Photo Industry Co., Ltd. Shading correction device
US4404597A (en) * 1981-12-02 1983-09-13 Xerox Corporation Two dimensional radiometric compensation for scanning apparatus
US4587564A (en) * 1981-12-14 1986-05-06 Rca Corporation Television camera mechanical apparatus driven by recorder motor
US4471388A (en) * 1981-12-14 1984-09-11 Rca Corporation Television camera mechanical apparatus driven by recorder motor
US4554460A (en) * 1982-07-02 1985-11-19 Kollmorgen Technologies Corp. Photodetector automatic adaptive sensitivity system
GB2126825B (en) * 1982-09-09 1986-04-23 Link Electronics Ltd Black shading correction
GB2126829B (en) * 1982-09-09 1986-12-10 Link Electronics Ltd Image correction
US4508963A (en) * 1982-09-28 1985-04-02 Honeywell Inc. Detector mismatch correction apparatus
JPS59153377A (ja) * 1983-02-21 1984-09-01 Canon Inc シエ−デイング補正装置
DE3309949A1 (de) * 1983-03-19 1984-09-20 Agfa-Gevaert Ag, 5090 Leverkusen Elektronische bildverarbeitungsvorrichtung
JPS59224970A (ja) * 1983-06-03 1984-12-17 Nippon Kogaku Kk <Nikon> 写真電送装置
JPS6038988A (ja) * 1983-08-12 1985-02-28 Victor Co Of Japan Ltd 固体撮像素子を用いた静止画像撮像装置
GB2149260B (en) * 1983-11-04 1987-05-13 Marconi Avionics Image processing
US4566029A (en) * 1984-03-23 1986-01-21 Rca Corporation Shuttered CCD camera with low noise
AT379893B (de) * 1984-07-03 1986-03-10 R S F Elektronik Ohg Rechtsfor Verfahren zur digitalen elektrischen laengenoder winkelmessung und schaltungsanordnung zur durchfuehrung dieses verfahrens
JPS6153868A (ja) * 1984-08-24 1986-03-17 Dainippon Screen Mfg Co Ltd 画像走査信号処理におけるキャリブレーション装置
DE3543747A1 (de) * 1984-12-11 1986-06-12 Honda Giken Kogyo K.K., Tokio/Tokyo Zylinderblock- und kopfeinheit fuer eine brennkraftmaschine
US4639781A (en) * 1985-02-19 1987-01-27 At&T Information Systems Dynamic gain adjuster for an image scanner
US4703442A (en) * 1985-09-25 1987-10-27 Rca Corporation Temperature tracking defect corrector for a solid-state imager
US4739495A (en) * 1985-09-25 1988-04-19 Rca Corporation Solid-state imager defect corrector
US4656518A (en) * 1985-12-11 1987-04-07 Rca Corporation Field-transfer CCD imagers with poly-phase image registers, operated to provide pseudo line interlace on alternate fields
US4866644A (en) * 1986-08-29 1989-09-12 Shenk John S Optical instrument calibration system
JPS6361239A (ja) * 1986-09-01 1988-03-17 Fuji Photo Film Co Ltd カラ−フイルム検定装置のオフセツトドリフト補正方法
US5057848A (en) * 1989-05-30 1991-10-15 Holaday Industries, Inc. Broadband frequency meter probe
US5608455A (en) * 1992-07-30 1997-03-04 Fuji Photo Film Co., Ltd Interline transfer CCD image sensor with reduced dark current
US5557097A (en) * 1994-09-20 1996-09-17 Neopath, Inc. Cytological system autofocus integrity checking apparatus
US6101287A (en) * 1998-05-27 2000-08-08 Intel Corporation Dark frame subtraction
US7167267B2 (en) * 2001-12-19 2007-01-23 Hewlett-Packard Development Company, L.P. Noise reduction in an image capturing device
US7102672B1 (en) 2002-02-08 2006-09-05 Electro Optical Sciences Inc Integrated CMOS imaging array dark current monitor
DE102005031903A1 (de) * 2005-07-07 2007-01-11 Siemens Ag Verfahren zur nichtlinearen Bildbearbeitung und Flachdetektor mit einer Korrektureinheit
US7813586B2 (en) 2006-08-07 2010-10-12 Mela Sciences, Inc. Reducing noise in digital images

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1334044A (en) * 1969-11-12 1973-10-17 Meldreth Electronics Ltd Image analysing
US3902011A (en) * 1969-11-12 1975-08-26 Meldreth Electronics Limited Image analysing
US3653014A (en) * 1969-12-24 1972-03-28 Westinghouse Electric Corp Signal variation enhancement system
US3790288A (en) * 1971-12-22 1974-02-05 Xerox Corp Photometer including variable amplification and dark current compensation
US3852714A (en) * 1972-06-22 1974-12-03 Eocom Corp Adaptive imaging system
US3919473A (en) * 1974-01-02 1975-11-11 Corning Glass Works Signal correction system
US3972626A (en) * 1975-06-17 1976-08-03 General Electric Company Autoranging digital luxmeter
DE2703932A1 (de) * 1976-02-02 1977-09-01 Perkin Elmer Corp Verfahren und vorrichtung zur fehlerkorrektur
US4086652A (en) * 1977-01-19 1978-04-25 Block Engineering, Inc. Method and apparatus for analyzing a time-dependent phenomenon
DE2705640A1 (de) * 1977-02-10 1978-08-17 Siemens Ag Rechnersystem fuer den bildaufbau eines koerperschnittbildes und verfahren zum betrieb des rechnersystems

Also Published As

Publication number Publication date
DE2714777A1 (de) 1978-10-12
FR2386026A1 (fr) 1978-10-27
NL7803181A (nl) 1978-10-04
CH630746A5 (de) 1982-06-30
IT1093962B (it) 1985-07-26
GB1594799A (en) 1981-08-05
US4200934A (en) 1980-04-29
DE2714777C2 (de) 1982-02-11

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