FR2835683B1 - Procede et dispositif de correction de defauts variant dans le temps dans un systeme d'imagerie thermique infrarouge - Google Patents

Procede et dispositif de correction de defauts variant dans le temps dans un systeme d'imagerie thermique infrarouge

Info

Publication number
FR2835683B1
FR2835683B1 FR0206361A FR0206361A FR2835683B1 FR 2835683 B1 FR2835683 B1 FR 2835683B1 FR 0206361 A FR0206361 A FR 0206361A FR 0206361 A FR0206361 A FR 0206361A FR 2835683 B1 FR2835683 B1 FR 2835683B1
Authority
FR
France
Prior art keywords
imaging system
thermal imaging
infrared thermal
correcting time
defects
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
FR0206361A
Other languages
English (en)
Other versions
FR2835683A1 (fr
Inventor
Shi Chang Joung
Jin Sin Ko
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.)
Hanwha Systems Co Ltd
Original Assignee
Samsung Thales Co 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 Samsung Thales Co Ltd filed Critical Samsung Thales Co Ltd
Publication of FR2835683A1 publication Critical patent/FR2835683A1/fr
Application granted granted Critical
Publication of FR2835683B1 publication Critical patent/FR2835683B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • 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
    • H04N25/68—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to defects
    • H04N25/683—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to defects by defect estimation performed on the scene signal, e.g. real time or on the fly detection
    • 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
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Radiation Pyrometers (AREA)
FR0206361A 2002-02-07 2002-05-24 Procede et dispositif de correction de defauts variant dans le temps dans un systeme d'imagerie thermique infrarouge Expired - Fee Related FR2835683B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2002-0007107A KR100407158B1 (ko) 2002-02-07 2002-02-07 적외선 열상장비의 시변결점 보상방법 및 장치

Publications (2)

Publication Number Publication Date
FR2835683A1 FR2835683A1 (fr) 2003-08-08
FR2835683B1 true FR2835683B1 (fr) 2005-03-04

Family

ID=19719164

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0206361A Expired - Fee Related FR2835683B1 (fr) 2002-02-07 2002-05-24 Procede et dispositif de correction de defauts variant dans le temps dans un systeme d'imagerie thermique infrarouge

Country Status (4)

Country Link
US (1) US20030146975A1 (fr)
KR (1) KR100407158B1 (fr)
FR (1) FR2835683B1 (fr)
GB (1) GB2385226B (fr)

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US9635285B2 (en) 2009-03-02 2017-04-25 Flir Systems, Inc. Infrared imaging enhancement with fusion
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US9451183B2 (en) 2009-03-02 2016-09-20 Flir Systems, Inc. Time spaced infrared image enhancement
US9208542B2 (en) 2009-03-02 2015-12-08 Flir Systems, Inc. Pixel-wise noise reduction in thermal images
WO2014106278A1 (fr) * 2012-12-31 2014-07-03 Flir Systems, Inc. Détection de pixels anormaux
US9843742B2 (en) 2009-03-02 2017-12-12 Flir Systems, Inc. Thermal image frame capture using de-aligned sensor array
US9235876B2 (en) 2009-03-02 2016-01-12 Flir Systems, Inc. Row and column noise reduction in thermal images
US10244190B2 (en) 2009-03-02 2019-03-26 Flir Systems, Inc. Compact multi-spectrum imaging with fusion
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US9508318B2 (en) 2012-09-13 2016-11-29 Nvidia Corporation Dynamic color profile management for electronic devices
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Also Published As

Publication number Publication date
FR2835683A1 (fr) 2003-08-08
KR20030067216A (ko) 2003-08-14
KR100407158B1 (ko) 2003-11-28
GB2385226B (en) 2004-02-25
US20030146975A1 (en) 2003-08-07
GB2385226A (en) 2003-08-13
GB0211999D0 (en) 2002-07-03

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Legal Events

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Effective date: 20090119