DE69529115D1 - Analoge Signalverarbeitungsschaltung für Infrarotkamera - Google Patents

Analoge Signalverarbeitungsschaltung für Infrarotkamera

Info

Publication number
DE69529115D1
DE69529115D1 DE69529115T DE69529115T DE69529115D1 DE 69529115 D1 DE69529115 D1 DE 69529115D1 DE 69529115 T DE69529115 T DE 69529115T DE 69529115 T DE69529115 T DE 69529115T DE 69529115 D1 DE69529115 D1 DE 69529115D1
Authority
DE
Germany
Prior art keywords
signal processing
processing circuit
analog signal
infrared camera
infrared
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 - Lifetime
Application number
DE69529115T
Other languages
English (en)
Other versions
DE69529115T2 (de
Inventor
David M Masarik
Robert S Hayes
Frank N Cheung
Robert W Klatt
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.)
Raytheon Co
Original Assignee
Raytheon 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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of DE69529115D1 publication Critical patent/DE69529115D1/de
Publication of DE69529115T2 publication Critical patent/DE69529115T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Analogue/Digital Conversion (AREA)
DE69529115T 1994-04-12 1995-04-11 Analoge Signalverarbeitungsschaltung für Infrarotkamera Expired - Lifetime DE69529115T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/226,796 US5591973A (en) 1994-04-12 1994-04-12 Signal processor for infrared camera

Publications (2)

Publication Number Publication Date
DE69529115D1 true DE69529115D1 (de) 2003-01-23
DE69529115T2 DE69529115T2 (de) 2003-11-13

Family

ID=22850443

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69529115T Expired - Lifetime DE69529115T2 (de) 1994-04-12 1995-04-11 Analoge Signalverarbeitungsschaltung für Infrarotkamera

Country Status (5)

Country Link
US (1) US5591973A (de)
EP (1) EP0677957B1 (de)
JP (1) JP3100530B2 (de)
KR (1) KR0173827B1 (de)
DE (1) DE69529115T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2296147B (en) * 1994-11-29 1999-06-16 Marconi Gec Ltd A signal processor
US6515285B1 (en) 1995-10-24 2003-02-04 Lockheed-Martin Ir Imaging Systems, Inc. Method and apparatus for compensating a radiation sensor for ambient temperature variations
WO1997018589A1 (en) * 1995-11-15 1997-05-22 Lockheed-Martin Ir Imaging Systems, Inc. A dual-band multi-level microbridge detector
US6274869B1 (en) 1996-06-28 2001-08-14 Lockheed-Martin Ir Imaging Systems, Inc. Digital offset corrector
US6249002B1 (en) 1996-08-30 2001-06-19 Lockheed-Martin Ir Imaging Systems, Inc. Bolometric focal plane array
US6791610B1 (en) 1996-10-24 2004-09-14 Lockheed Martin Ir Imaging Systems, Inc. Uncooled focal plane array sensor
JP3019010B2 (ja) * 1996-11-13 2000-03-13 日本電気株式会社 撮像装置
US5821992A (en) * 1997-02-13 1998-10-13 Raytheon Company Focal plane array capacitance cancellation
US5969758A (en) * 1997-06-02 1999-10-19 Sarnoff Corporation DC offset and gain correction for CMOS image sensor
JP3635937B2 (ja) * 1998-09-10 2005-04-06 三菱電機株式会社 赤外線カメラ
JP4116254B2 (ja) * 1998-09-30 2008-07-09 ミクロナス ゲゼルシャフト ミット ベシュレンクテル ハフツング ライン及びカラムへのアドレスが可能な画像センサーにおける露光に依存するノイズの修正方法及び装置
US6211515B1 (en) * 1998-10-19 2001-04-03 Raytheon Company Adaptive non-uniformity compensation using feedforward shunting and wavelet filter
US6670938B1 (en) * 1999-02-16 2003-12-30 Canon Kabushiki Kaisha Electronic circuit and liquid crystal display apparatus including same
US6441684B1 (en) * 1999-06-15 2002-08-27 Analog Devices, Inc. Variable gain amplifier system
JP4795610B2 (ja) 2000-05-01 2011-10-19 ビーエイイー・システムズ・インフォメーション・アンド・エレクトロニック・システムズ・インテグレイション・インコーポレーテッド 放射センサの温度変動を補償するための方法および装置
WO2002031454A1 (en) * 2000-10-13 2002-04-18 Litton Systems, Inc. System and method for generating signals
US20040179098A1 (en) * 2003-02-25 2004-09-16 Haehn Craig S. Image reversing for infrared camera
US7030378B2 (en) * 2003-08-05 2006-04-18 Bae Systems Information And Electronic Systems Integration, Inc. Real-time radiation sensor calibration
US20080179520A1 (en) * 2007-01-30 2008-07-31 Northrop Grumman Corporation Direct-view focal plane array
CN104296877B (zh) * 2013-11-27 2017-07-21 中国航空工业集团公司洛阳电光设备研究所 一种红外探测器的信号处理电路

Family Cites Families (8)

* 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
US4183046A (en) * 1978-08-17 1980-01-08 Interpretation Systems Incorporated Electronic apparatus for converting digital image or graphics data to color video display formats and method therefor
US5083204A (en) * 1984-10-01 1992-01-21 Hughes Aircraft Company Signal processor for an imaging sensor system
JPH0746843B2 (ja) * 1986-02-20 1995-05-17 富士通株式会社 固体撮像装置
JPS6356467U (de) * 1986-09-30 1988-04-15
US4771267A (en) * 1986-12-24 1988-09-13 Hughes Aircraft Company Analog offset compensation technique
US5144133A (en) * 1991-04-04 1992-09-01 Texas Instruments Incorporated Uncooled infrared detector readout monolithic integrated circuit with individual pixel signal processing
US5201582A (en) * 1992-05-15 1993-04-13 Stress Photonics, Inc. Differential temperature stress measurement employing array sensor with local offset

Also Published As

Publication number Publication date
KR950029838A (ko) 1995-11-24
JPH0846870A (ja) 1996-02-16
EP0677957B1 (de) 2002-12-11
DE69529115T2 (de) 2003-11-13
KR0173827B1 (ko) 1999-03-20
EP0677957A3 (de) 1997-08-20
EP0677957A2 (de) 1995-10-18
US5591973A (en) 1997-01-07
JP3100530B2 (ja) 2000-10-16

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