ATE167772T1 - Wärmebilddetektor mit vorrichtung zur beseitigung von statischen störungen - Google Patents

Wärmebilddetektor mit vorrichtung zur beseitigung von statischen störungen

Info

Publication number
ATE167772T1
ATE167772T1 AT93403073T AT93403073T ATE167772T1 AT E167772 T1 ATE167772 T1 AT E167772T1 AT 93403073 T AT93403073 T AT 93403073T AT 93403073 T AT93403073 T AT 93403073T AT E167772 T1 ATE167772 T1 AT E167772T1
Authority
AT
Austria
Prior art keywords
masking
illumination
signal
cycle
cycles
Prior art date
Application number
AT93403073T
Other languages
English (en)
Inventor
Pierre Dautriche
Original Assignee
Thomson Csf Semiconducteurs
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 Thomson Csf Semiconducteurs filed Critical Thomson Csf Semiconducteurs
Application granted granted Critical
Publication of ATE167772T1 publication Critical patent/ATE167772T1/de

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/20—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from infrared radiation only
    • H04N23/23—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from infrared radiation only from thermal infrared radiation
    • 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)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Radiation Pyrometers (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
AT93403073T 1992-12-22 1993-12-17 Wärmebilddetektor mit vorrichtung zur beseitigung von statischen störungen ATE167772T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9215479A FR2699779B1 (fr) 1992-12-22 1992-12-22 Détecteur d'image thermique muni de moyens d'élimination du motif de bruit fixe.

Publications (1)

Publication Number Publication Date
ATE167772T1 true ATE167772T1 (de) 1998-07-15

Family

ID=9436916

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93403073T ATE167772T1 (de) 1992-12-22 1993-12-17 Wärmebilddetektor mit vorrichtung zur beseitigung von statischen störungen

Country Status (7)

Country Link
US (1) US5446283A (de)
EP (1) EP0604282B1 (de)
JP (1) JP3464256B2 (de)
AT (1) ATE167772T1 (de)
DE (1) DE69319318T2 (de)
ES (1) ES2117698T3 (de)
FR (1) FR2699779B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528035A (en) * 1992-09-29 1996-06-18 Hughes Aircraft Company Digital signal processing system for removing DC bias in the output of pyroelectric and similar detectors
DE4440613C1 (de) * 1994-11-14 1996-07-25 Leica Ag Vorrichtung und Verfahren zur Detektion und Demodulation eines intensitätsmodulierten Strahlungsfeldes
US5719395A (en) * 1996-09-12 1998-02-17 Stress Photonics Inc. Coating tolerant thermography
DE69807096T2 (de) * 1997-09-26 2003-03-20 Qinetiq Ltd., London Sensorvorrichtung
US6128039A (en) * 1999-01-11 2000-10-03 Omnivision Technologies, Inc. Column amplifier for high fixed pattern noise reduction

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072863A (en) * 1976-10-26 1978-02-07 Roundy Carlos B Pyroelectric infrared detection system
US4115692A (en) * 1977-05-04 1978-09-19 The United States Of America As Represented By The Secretary Of The Army Solid state readout device for a two dimensional pyroelectric detector array
DE2842980A1 (de) * 1978-10-02 1980-04-17 Bosch Gmbh Robert Verfahren zur beseitigung von stoeranteilen im videosignal einer waermebildkamera
CH669699A5 (de) * 1986-02-20 1989-03-31 Gx Holding Ag
JPH0414967A (ja) * 1990-05-09 1992-01-20 Hitachi Denshi Ltd 焦電型固体撮像装置の駆動方法

Also Published As

Publication number Publication date
EP0604282A1 (de) 1994-06-29
DE69319318T2 (de) 1998-10-29
JP3464256B2 (ja) 2003-11-05
FR2699779B1 (fr) 1995-01-27
US5446283A (en) 1995-08-29
FR2699779A1 (fr) 1994-06-24
DE69319318D1 (de) 1998-07-30
JPH06317477A (ja) 1994-11-15
ES2117698T3 (es) 1998-08-16
EP0604282B1 (de) 1998-06-24

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification