IL308941B1 - On-board calibration of a pixel array of an infrared sensor - Google Patents

On-board calibration of a pixel array of an infrared sensor

Info

Publication number
IL308941B1
IL308941B1 IL308941A IL30894123A IL308941B1 IL 308941 B1 IL308941 B1 IL 308941B1 IL 308941 A IL308941 A IL 308941A IL 30894123 A IL30894123 A IL 30894123A IL 308941 B1 IL308941 B1 IL 308941B1
Authority
IL
Israel
Prior art keywords
infrared sensor
pixel array
board calibration
calibration
board
Prior art date
Application number
IL308941A
Other languages
Hebrew (he)
Other versions
IL308941A (en
Original Assignee
Safran Electronics & Defense
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 Safran Electronics & Defense filed Critical Safran Electronics & Defense
Publication of IL308941A publication Critical patent/IL308941A/en
Publication of IL308941B1 publication Critical patent/IL308941B1/en

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
    • H04N23/20—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
    • 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
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/80—Calibration
    • 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
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/06—Arrangements for eliminating effects of disturbing radiation; Arrangements for compensating changes in sensitivity
    • G01J5/061—Arrangements for eliminating effects of disturbing radiation; Arrangements for compensating changes in sensitivity by controlling the temperature of the apparatus or parts thereof, e.g. using cooling means or thermostats
    • 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
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/08—Optical arrangements
    • G01J5/0814—Particular reflectors, e.g. faceted or dichroic mirrors
    • 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
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/52—Radiation pyrometry, e.g. infrared or optical thermometry using comparison with reference sources, e.g. disappearing-filament pyrometer
    • G01J5/53—Reference sources, e.g. standard lamps; Black bodies
    • 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
    • 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
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J2005/0077—Imaging

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
IL308941A 2021-06-02 2022-05-30 On-board calibration of a pixel array of an infrared sensor IL308941B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2105759A FR3123776B1 (en) 2021-06-02 2021-06-02 ON-BOARD CALIBRATION OF AN INFRARED SENSOR PIXEL ARRAY
PCT/FR2022/051012 WO2022254137A1 (en) 2021-06-02 2022-05-30 On-board calibration of a pixel array of an infrared sensor

Publications (2)

Publication Number Publication Date
IL308941A IL308941A (en) 2024-01-01
IL308941B1 true IL308941B1 (en) 2026-08-01

Family

ID=77999035

Family Applications (1)

Application Number Title Priority Date Filing Date
IL308941A IL308941B1 (en) 2021-06-02 2022-05-30 On-board calibration of a pixel array of an infrared sensor

Country Status (4)

Country Link
EP (1) EP4348199B1 (en)
FR (1) FR3123776B1 (en)
IL (1) IL308941B1 (en)
WO (1) WO2022254137A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI866362B (en) * 2023-07-28 2024-12-11 高爾科技股份有限公司 Method for dynamic correction for pixels of thermal image array
US12142219B1 (en) 2023-09-12 2024-11-12 Apple Inc. Inverse pixel burn-in compensation systems and methods

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4965448A (en) * 1986-04-24 1990-10-23 Honeywell Inc. Internal calibration source for infrared radiation detector
IL173418A (en) * 2006-01-29 2013-10-31 Rafael Advanced Defense Sys Non-uniformity correction of images generated by focal plane arrays of photodetectors
DE102008017585B4 (en) * 2008-04-07 2010-03-04 Diehl Bgt Defence Gmbh & Co. Kg Image sensor system
EP2746807A1 (en) * 2012-12-20 2014-06-25 Leica Geosystems AG Self-calibrating laser tracker and auto calibration technique

Also Published As

Publication number Publication date
FR3123776A1 (en) 2022-12-09
FR3123776B1 (en) 2023-09-22
IL308941A (en) 2024-01-01
EP4348199B1 (en) 2025-04-02
EP4348199A1 (en) 2024-04-10
WO2022254137A1 (en) 2022-12-08