EP0255812A3 - Monitoring device with infrared and radio-frequency sensor components - Google Patents

Monitoring device with infrared and radio-frequency sensor components Download PDF

Info

Publication number
EP0255812A3
EP0255812A3 EP87830294A EP87830294A EP0255812A3 EP 0255812 A3 EP0255812 A3 EP 0255812A3 EP 87830294 A EP87830294 A EP 87830294A EP 87830294 A EP87830294 A EP 87830294A EP 0255812 A3 EP0255812 A3 EP 0255812A3
Authority
EP
European Patent Office
Prior art keywords
radio
infrared
monitoring device
frequency sensor
sensor components
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Withdrawn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
EP87830294A
Other languages
German (de)
French (fr)
Other versions
EP0255812A2 (en
Inventor
Luigi Bianco
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.)
Elkron SpA
Original Assignee
Elkron SpA
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 Elkron SpA filed Critical Elkron SpA
Publication of EP0255812A2 publication Critical patent/EP0255812A2/en
Publication of EP0255812A3 publication Critical patent/EP0255812A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
    • G08B13/2494—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field by interference with electro-magnetic field distribution combined with other electrical sensor means, e.g. microwave detectors combined with other sensor means
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

The device, designed for use in intruder alarm systems, uses a combination of an infrared sensor (11) and a radio-frequency sensor (2, 3) whose operating frequency is substantially in the UHF band.
EP87830294A 1986-08-08 1987-07-29 Monitoring device with infrared and radio-frequency sensor components Withdrawn EP0255812A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT67649/86A IT1195131B (en) 1986-08-08 1986-08-08 SURVEILLANCE DEVICE WITH INFRARED AND RADIO FREQUENCY SENSOR ELEMENTS
IT6764986 1986-08-08

Publications (2)

Publication Number Publication Date
EP0255812A2 EP0255812A2 (en) 1988-02-10
EP0255812A3 true EP0255812A3 (en) 1989-10-18

Family

ID=11304217

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87830294A Withdrawn EP0255812A3 (en) 1986-08-08 1987-07-29 Monitoring device with infrared and radio-frequency sensor components

Country Status (2)

Country Link
EP (1) EP0255812A3 (en)
IT (1) IT1195131B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9200283A (en) * 1992-02-17 1993-09-16 Aritech Bv MONITORING SYSTEM.
DE4335773C2 (en) * 1993-10-20 2000-07-27 Mader Elektronik Und Telekommu motion detector
GB2308482B (en) 1995-12-20 2000-03-29 Pyronix Ltd Event detection device with fault monitoring capability
CN106530560A (en) * 2016-11-04 2017-03-22 广西大学 Burglar alarm based on human body infrared induction module
CN108564748B (en) * 2018-07-06 2023-10-31 长春工程学院 Anti-theft alarm system for transformer

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725888A (en) * 1971-04-05 1973-04-03 Pyrotector Inc Detector system
US3852735A (en) * 1971-08-09 1974-12-03 Modern Electronic Instr Corp Alarm apparatus utilizing high frequency
US4028690A (en) * 1976-01-29 1977-06-07 Shorrock Developments Limited Intruder detection device
GB2012092A (en) * 1978-01-06 1979-07-18 American District Telegraph Co Alarm system
EP0032593A2 (en) * 1980-01-16 1981-07-29 Hans Günther STADELMAYR Alarm, security and monitoring apparatus
EP0058032A2 (en) * 1981-02-11 1982-08-18 Racal-Mesl Limited Radar arrangements

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725888A (en) * 1971-04-05 1973-04-03 Pyrotector Inc Detector system
US3852735A (en) * 1971-08-09 1974-12-03 Modern Electronic Instr Corp Alarm apparatus utilizing high frequency
US4028690A (en) * 1976-01-29 1977-06-07 Shorrock Developments Limited Intruder detection device
GB2012092A (en) * 1978-01-06 1979-07-18 American District Telegraph Co Alarm system
EP0032593A2 (en) * 1980-01-16 1981-07-29 Hans Günther STADELMAYR Alarm, security and monitoring apparatus
EP0058032A2 (en) * 1981-02-11 1982-08-18 Racal-Mesl Limited Radar arrangements

Also Published As

Publication number Publication date
IT1195131B (en) 1988-10-12
EP0255812A2 (en) 1988-02-10
IT8667649A0 (en) 1986-08-08

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Inventor name: BIANCO, LUIGI