GB0204697D0 - Noise suppression in infra red detector arrays - Google Patents

Noise suppression in infra red detector arrays

Info

Publication number
GB0204697D0
GB0204697D0 GBGB0204697.7A GB0204697A GB0204697D0 GB 0204697 D0 GB0204697 D0 GB 0204697D0 GB 0204697 A GB0204697 A GB 0204697A GB 0204697 D0 GB0204697 D0 GB 0204697D0
Authority
GB
United Kingdom
Prior art keywords
noise suppression
infra red
detector arrays
red detector
arrays
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.)
Withdrawn
Application number
GBGB0204697.7A
Other versions
GB2386018A (en
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.)
Qinetiq Ltd
Original Assignee
Qinetiq Ltd
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 Qinetiq Ltd filed Critical Qinetiq Ltd
Priority to GB0204697A priority Critical patent/GB2386018A/en
Publication of GB0204697D0 publication Critical patent/GB0204697D0/en
Priority to PCT/GB2003/000768 priority patent/WO2003073751A1/en
Priority to AU2003215724A priority patent/AU2003215724A1/en
Publication of GB2386018A publication Critical patent/GB2386018A/en
Withdrawn legal-status Critical Current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
    • H04N25/677—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 for reducing the column or line fixed pattern noise
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
GB0204697A 2002-02-28 2002-02-28 Noise reduction in infra-red imaging arrays using shielded detectors Withdrawn GB2386018A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0204697A GB2386018A (en) 2002-02-28 2002-02-28 Noise reduction in infra-red imaging arrays using shielded detectors
PCT/GB2003/000768 WO2003073751A1 (en) 2002-02-28 2003-02-19 Noise suppression in infra red detector arrays
AU2003215724A AU2003215724A1 (en) 2002-02-28 2003-02-19 Noise suppression in infra red detector arrays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0204697A GB2386018A (en) 2002-02-28 2002-02-28 Noise reduction in infra-red imaging arrays using shielded detectors

Publications (2)

Publication Number Publication Date
GB0204697D0 true GB0204697D0 (en) 2002-04-17
GB2386018A GB2386018A (en) 2003-09-03

Family

ID=9931965

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0204697A Withdrawn GB2386018A (en) 2002-02-28 2002-02-28 Noise reduction in infra-red imaging arrays using shielded detectors

Country Status (3)

Country Link
AU (1) AU2003215724A1 (en)
GB (1) GB2386018A (en)
WO (1) WO2003073751A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA016635B1 (en) * 2006-11-23 2012-06-29 Сикпа Холдинг С.А. Use of fingerprint recognition equipment for the authentication of sheet-like items
US7767963B1 (en) 2006-12-08 2010-08-03 Draeger Safety, Inc. Thermal imaging camera internal damping system
SE533650C2 (en) * 2009-04-22 2010-11-16 Flir Systems Ab Imaging method for suppressing column or row noise in an IR-detected image
CN110574362B (en) 2017-02-22 2022-04-05 泰立戴恩菲力尔有限责任公司 Low cost and high performance bolometer circuits and methods

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2686472A1 (en) * 1992-01-17 1993-07-23 Thomson Tubes Electroniques Method of deriving a matrix image with overall comparison with lines of pixels and reduction of the line correlated noise
US5659355A (en) * 1994-10-31 1997-08-19 Eastman Kodak Company CCD dark mean level correction circuit employing digital processing and analog subtraction requiring no advance knowledge of dark mean level
JP3024532B2 (en) * 1995-12-15 2000-03-21 日本電気株式会社 Thermal infrared imaging device
JPH1023335A (en) * 1996-07-05 1998-01-23 Nec Corp Infrared ray image pickup device
GB2336051A (en) * 1998-03-28 1999-10-06 Secr Defence Image processing
US6031891A (en) * 1998-04-30 2000-02-29 Picker International, Inc. Dual reference blacklevel clamping device and method for video line noise removal
JP2001042042A (en) * 1999-07-27 2001-02-16 Canon Inc Image pickup device
US6583416B1 (en) * 1999-11-15 2003-06-24 Sarnoff Corporation Uncooled IR detector array having improved temperature stability and reduced fixed pattern noise

Also Published As

Publication number Publication date
WO2003073751A1 (en) 2003-09-04
GB2386018A (en) 2003-09-03
AU2003215724A1 (en) 2003-09-09

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)