FR2776458B1 - Dispositif d'imagerie a compensation de biais - Google Patents

Dispositif d'imagerie a compensation de biais

Info

Publication number
FR2776458B1
FR2776458B1 FR9803308A FR9803308A FR2776458B1 FR 2776458 B1 FR2776458 B1 FR 2776458B1 FR 9803308 A FR9803308 A FR 9803308A FR 9803308 A FR9803308 A FR 9803308A FR 2776458 B1 FR2776458 B1 FR 2776458B1
Authority
FR
France
Prior art keywords
imaging device
bias compensation
compensation imaging
bias
imaging
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
FR9803308A
Other languages
English (en)
Other versions
FR2776458A1 (fr
Inventor
Hautefeuille Renaud D
Vincent Fraysse
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Priority to FR9803308A priority Critical patent/FR2776458B1/fr
Priority to IT1999MI000510A priority patent/IT1314706B1/it
Priority to GB9906188A priority patent/GB2336263B/en
Priority to US09/271,275 priority patent/US6522788B1/en
Publication of FR2776458A1 publication Critical patent/FR2776458A1/fr
Application granted granted Critical
Publication of FR2776458B1 publication Critical patent/FR2776458B1/fr
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
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • H04N25/673—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction by using reference sources
    • H04N25/674—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction by using reference sources based on the scene itself, e.g. defocusing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/20—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming only infrared radiation into image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/33—Transforming infrared radiation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Photographic Developing Apparatuses (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
FR9803308A 1998-03-18 1998-03-18 Dispositif d'imagerie a compensation de biais Expired - Fee Related FR2776458B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9803308A FR2776458B1 (fr) 1998-03-18 1998-03-18 Dispositif d'imagerie a compensation de biais
IT1999MI000510A IT1314706B1 (it) 1998-03-18 1999-03-12 Dispositivo di formazione di immagini a compensazione di deviazione
GB9906188A GB2336263B (en) 1998-03-18 1999-03-17 Imaging apparatus with offset compensation
US09/271,275 US6522788B1 (en) 1998-03-18 1999-03-17 Imaging apparatus with offset compensation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9803308A FR2776458B1 (fr) 1998-03-18 1998-03-18 Dispositif d'imagerie a compensation de biais

Publications (2)

Publication Number Publication Date
FR2776458A1 FR2776458A1 (fr) 1999-09-24
FR2776458B1 true FR2776458B1 (fr) 2001-11-16

Family

ID=9524182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9803308A Expired - Fee Related FR2776458B1 (fr) 1998-03-18 1998-03-18 Dispositif d'imagerie a compensation de biais

Country Status (4)

Country Link
US (1) US6522788B1 (fr)
FR (1) FR2776458B1 (fr)
GB (1) GB2336263B (fr)
IT (1) IT1314706B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7016550B2 (en) * 2002-04-19 2006-03-21 Lockheed Martin Corporation Scene-based non-uniformity offset correction for staring arrays
US20080212895A1 (en) * 2007-01-09 2008-09-04 Lockheed Martin Corporation Image data processing techniques for highly undersampled images

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02206976A (ja) * 1989-02-06 1990-08-16 Fujitsu Ltd 赤外線撮像装置の感度補正方法
JPH02306976A (ja) 1989-05-22 1990-12-20 Tamagawa Gakuen ５Ｈ―ピロロ―［３，４―ｄ］―２―ピペリジンカルボン酸、その誘導体及びそれらの製造方法
FR2673794B1 (fr) * 1991-03-06 1997-03-28 Telecommunications Sa Dispositif de correction de defauts pour systemes d'imagerie.
FR2685843B1 (fr) * 1991-12-26 1994-02-25 Thomson Csf Camera d'observation, notamment infrarouge, a detecteur multi-elements homogeneise en sensibilite.
IL102696A (en) * 1992-07-31 1996-06-18 Ministry Of Defence Armament D Meter imaging system
DE69426253T2 (de) * 1993-10-04 2001-06-21 Raytheon Co., Lexington Optisches System mit Kompensation des Bildebenenarrays
BE1008076A3 (nl) * 1994-02-15 1996-01-09 Agfa Gevaert Nv Kleurennegatiefscanning en transformatie naar kleuren van origineel tafereel.
US5557474A (en) * 1995-05-26 1996-09-17 Martin Marietta Corporation Passive thermal compensation method and apparatus
JP3474454B2 (ja) * 1998-09-07 2003-12-08 富士写真フイルム株式会社 画像読取装置及び画像読取方法
JP3946921B2 (ja) * 1998-12-11 2007-07-18 富士フイルム株式会社 画像読取方法及び画像読取装置

Also Published As

Publication number Publication date
IT1314706B1 (it) 2002-12-31
ITMI990510A1 (it) 2000-09-12
GB9906188D0 (en) 1999-05-12
GB2336263A (en) 1999-10-13
FR2776458A1 (fr) 1999-09-24
GB2336263B (en) 2002-05-08
US6522788B1 (en) 2003-02-18

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20071130