IT1026207B - Dispositivo rivelatore di infraros si sensibile a temperatura e movimenti - Google Patents

Dispositivo rivelatore di infraros si sensibile a temperatura e movimenti

Info

Publication number
IT1026207B
IT1026207B IT54823/74A IT5482374A IT1026207B IT 1026207 B IT1026207 B IT 1026207B IT 54823/74 A IT54823/74 A IT 54823/74A IT 5482374 A IT5482374 A IT 5482374A IT 1026207 B IT1026207 B IT 1026207B
Authority
IT
Italy
Prior art keywords
infraros
movements
sensitive
temperature
detector device
Prior art date
Application number
IT54823/74A
Other languages
English (en)
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of IT1026207B publication Critical patent/IT1026207B/it

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
    • 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
    • G08B13/191—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems using pyroelectric sensor means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Radiation Pyrometers (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
IT54823/74A 1974-01-02 1974-12-31 Dispositivo rivelatore di infraros si sensibile a temperatura e movimenti IT1026207B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US429521A US3896311A (en) 1974-01-02 1974-01-02 Pyroelectric motion and temperature sensitive infrared detector with conductive fingers

Publications (1)

Publication Number Publication Date
IT1026207B true IT1026207B (it) 1978-09-20

Family

ID=23703608

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54823/74A IT1026207B (it) 1974-01-02 1974-12-31 Dispositivo rivelatore di infraros si sensibile a temperatura e movimenti

Country Status (7)

Country Link
US (1) US3896311A (it)
JP (1) JPS5415759B2 (it)
CA (1) CA1025987A (it)
DE (1) DE2461977A1 (it)
FR (1) FR2256401B1 (it)
GB (1) GB1489097A (it)
IT (1) IT1026207B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001586A (en) * 1975-05-09 1977-01-04 Plessey Incorporated Thick film sensor and infrared detector
US3999069A (en) * 1975-08-08 1976-12-21 Minnesota Mining And Manufacturing Company Pyroelectric temperature compensated sensing device employing differential amplifier
CH628171A5 (de) * 1978-04-25 1982-02-15 Cerberus Ag Flammenmelder.
US4332157A (en) * 1980-08-29 1982-06-01 Trustees Of The University Of Pennsylvania Pyroelectric anemometer
JPS57113332A (en) * 1980-12-30 1982-07-14 Horiba Ltd Compensating thermopile detector
US4384207A (en) * 1981-01-23 1983-05-17 Eltec Instruments, Inc. Differential pyroelectric detector
DE3230728A1 (de) * 1982-08-18 1984-02-23 Siemens AG, 1000 Berlin und 8000 München Infrarotsensorgeraet
GB2170952B (en) * 1985-02-08 1988-11-16 Philips Electronic Associated Infra-red radiation detector devices
US4954811A (en) * 1988-11-29 1990-09-04 Pennwalt Corporation Penetration sensor
GB8827932D0 (en) * 1988-11-30 1989-07-05 Plessey Co Plc Thermal ir detector electrode configuration
US5107120A (en) * 1989-09-22 1992-04-21 Pennwalt Corporation Passive infrared detector
US5089741A (en) * 1990-07-19 1992-02-18 Atochem North America, Inc. Piezofilm impact detector with pyro effect elimination
WO2015186011A1 (en) * 2014-06-03 2015-12-10 Todos Technologies Ltd. Self-amplifying sensor pair
CN106096709B (zh) * 2016-06-27 2019-02-01 云南瑞博检测技术股份有限公司 一种人流量计数传感器及其制作方法
CN111696289B (zh) * 2019-03-11 2022-11-01 杭州海康威视数字技术股份有限公司 一种pir传感器信号触发方法和装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2016036A (en) * 1932-02-04 1935-10-01 Gerald Alan S Fits Photo-electric system
US2198725A (en) * 1937-12-09 1940-04-30 Hammond V Hayes Alarm system
US2931913A (en) * 1953-01-02 1960-04-05 Jr Geary A Long Radiation receiver
US3084301A (en) * 1960-03-28 1963-04-02 Jr William L Mohan Scanning apparatus
GB1231029A (it) * 1968-12-13 1971-05-05
BE760094A (fr) * 1969-12-09 1971-06-09 Siemens Ag Dispositif detecteur de rayonnement infra-rouge et son procede de fabrication
US3769096A (en) * 1971-03-12 1973-10-30 Bell Telephone Labor Inc Pyroelectric devices
JPS5651379B1 (it) * 1971-04-07 1981-12-04
SE364588B (it) * 1972-04-24 1974-02-25 Pak Construction Ab

Also Published As

Publication number Publication date
FR2256401A1 (it) 1975-07-25
US3896311A (en) 1975-07-22
GB1489097A (en) 1977-10-19
FR2256401B1 (it) 1977-07-01
CA1025987A (en) 1978-02-07
JPS5415759B2 (it) 1979-06-16
JPS50102299A (it) 1975-08-13
DE2461977A1 (de) 1975-07-03

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