CA1225720A - Infrared thermal detector - Google Patents

Infrared thermal detector

Info

Publication number
CA1225720A
CA1225720A CA000441368A CA441368A CA1225720A CA 1225720 A CA1225720 A CA 1225720A CA 000441368 A CA000441368 A CA 000441368A CA 441368 A CA441368 A CA 441368A CA 1225720 A CA1225720 A CA 1225720A
Authority
CA
Canada
Prior art keywords
sensing element
infrared thermal
detector
pyroelectric
temperature
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
Application number
CA000441368A
Other languages
English (en)
French (fr)
Inventor
Avner Shaulov
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1225720A publication Critical patent/CA1225720A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N15/00—Thermoelectric devices without a junction of dissimilar materials; Thermomagnetic devices, e.g. using the Nernst-Ettingshausen effect
    • H10N15/10—Thermoelectric devices using thermal change of the dielectric constant, e.g. working above and below the Curie point
    • 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
    • G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
    • G01J5/34—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors using capacitors, e.g. pyroelectric capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radiation Pyrometers (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
CA000441368A 1982-11-18 1983-11-17 Infrared thermal detector Expired CA1225720A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/442,804 US4501967A (en) 1982-11-18 1982-11-18 Broad band pyroelectric infrared detector
US442,804 1982-11-18

Publications (1)

Publication Number Publication Date
CA1225720A true CA1225720A (en) 1987-08-18

Family

ID=23758211

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000441368A Expired CA1225720A (en) 1982-11-18 1983-11-17 Infrared thermal detector

Country Status (5)

Country Link
US (1) US4501967A (enExample)
EP (1) EP0109712B1 (enExample)
JP (1) JPS59105528A (enExample)
CA (1) CA1225720A (enExample)
DE (1) DE3373137D1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU86269A1 (fr) * 1986-01-28 1987-09-03 Labofina Sa Procede pour enlever les cires des gasoils
FR2595025B1 (fr) * 1986-02-25 1988-10-07 Thomson Csf Detecteur d'images a memoire
US4875029A (en) * 1987-12-30 1989-10-17 Aritech Corporation Suppressed transient uniform detection sensitivity pir detector
DE3820619A1 (de) * 1988-06-17 1989-12-21 Fraunhofer Ges Forschung Vorrichtung zur messung der strahlungsleistung von lasern
JPH11344377A (ja) 1998-06-02 1999-12-14 Matsushita Electric Ind Co Ltd 赤外線検知素子およびその製造方法
US7164131B2 (en) * 2005-05-26 2007-01-16 Phelan Jr Robert Joseph High fidelity electrically calibrated pyroelectric radiometer
US12411046B2 (en) 2017-01-13 2025-09-09 The Research Foundation For The State University Of New York Chopped passive infrared sensor apparatus and method for stationary and moving occupant detection

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571592A (en) * 1968-08-01 1971-03-23 Bell Telephone Labor Inc Pyroelectric devices of high acoustic loss showing increased frequency response
SE376798B (enExample) * 1970-05-07 1975-06-09 Western Electric Co
US3748624A (en) * 1971-03-30 1973-07-24 Nippon Denso Co Pyrometric sensor using thermistor
US4024560A (en) * 1975-09-04 1977-05-17 Westinghouse Electric Corporation Pyroelectric-field effect electromagnetic radiation detector
US4044251A (en) * 1976-05-18 1977-08-23 Minnesota Mining And Manufacturing Company Electromagnetic radiation detector with large area sensing medium
JPS54151882A (en) * 1978-05-22 1979-11-29 Kureha Chemical Ind Co Ltd Method of pyroelectrically detecting infrared rays with polyvinylidene fluoride
FR2501901A1 (fr) * 1981-03-13 1982-09-17 Commissariat Energie Atomique Detecteur pyroelectrique a facteur de merite optimise

Also Published As

Publication number Publication date
US4501967A (en) 1985-02-26
EP0109712B1 (en) 1987-08-19
JPH038698B2 (enExample) 1991-02-06
EP0109712A3 (en) 1984-12-05
JPS59105528A (ja) 1984-06-18
DE3373137D1 (en) 1987-09-24
EP0109712A2 (en) 1984-05-30

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Legal Events

Date Code Title Description
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