IT1195131B - Dispositivo di sorveglianza con elementi sensori all infrarosso ed a radiofrequenza - Google Patents

Dispositivo di sorveglianza con elementi sensori all infrarosso ed a radiofrequenza

Info

Publication number
IT1195131B
IT1195131B IT67649/86A IT6764986A IT1195131B IT 1195131 B IT1195131 B IT 1195131B IT 67649/86 A IT67649/86 A IT 67649/86A IT 6764986 A IT6764986 A IT 6764986A IT 1195131 B IT1195131 B IT 1195131B
Authority
IT
Italy
Prior art keywords
infrared
radio frequency
sensor elements
frequency sensor
surveillance device
Prior art date
Application number
IT67649/86A
Other languages
English (en)
Other versions
IT8667649A0 (it
Inventor
Luigi Bianco
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
Priority to IT67649/86A priority Critical patent/IT1195131B/it
Publication of IT8667649A0 publication Critical patent/IT8667649A0/it
Priority to EP87830294A priority patent/EP0255812A3/en
Application granted granted Critical
Publication of IT1195131B publication Critical patent/IT1195131B/it

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)
IT67649/86A 1986-08-08 1986-08-08 Dispositivo di sorveglianza con elementi sensori all infrarosso ed a radiofrequenza IT1195131B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT67649/86A IT1195131B (it) 1986-08-08 1986-08-08 Dispositivo di sorveglianza con elementi sensori all infrarosso ed a radiofrequenza
EP87830294A EP0255812A3 (en) 1986-08-08 1987-07-29 Monitoring device with infrared and radio-frequency sensor components

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67649/86A IT1195131B (it) 1986-08-08 1986-08-08 Dispositivo di sorveglianza con elementi sensori all infrarosso ed a radiofrequenza

Publications (2)

Publication Number Publication Date
IT8667649A0 IT8667649A0 (it) 1986-08-08
IT1195131B true IT1195131B (it) 1988-10-12

Family

ID=11304217

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67649/86A IT1195131B (it) 1986-08-08 1986-08-08 Dispositivo di sorveglianza con elementi sensori all infrarosso ed a radiofrequenza

Country Status (2)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9200283A (nl) * 1992-02-17 1993-09-16 Aritech Bv Bewakingssysteem.
DE4335773C2 (de) * 1993-10-20 2000-07-27 Mader Elektronik Und Telekommu Bewegungsmelder
GB2308482B (en) 1995-12-20 2000-03-29 Pyronix Ltd Event detection device with fault monitoring capability
CN106530560A (zh) * 2016-11-04 2017-03-22 广西大学 一种基于人体红外感应模块的防盗报警器
CN108564748B (zh) * 2018-07-06 2023-10-31 长春工程学院 变压器防盗报警系统

Family Cites Families (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
JPS5411826Y2 (it) * 1971-08-09 1979-05-25
US4028690A (en) * 1976-01-29 1977-06-07 Shorrock Developments Limited Intruder detection device
US4195286A (en) * 1978-01-06 1980-03-25 American District Telegraph Company Alarm system having improved false alarm rate and detection reliability
DE3001452A1 (de) * 1980-01-16 1981-07-23 Hans-Günther 8100 Garmisch-Partenkirchen Stadelmayr Alarm-, sicherungs- und ueberwachungsanlage
GB2092853B (en) * 1981-02-11 1985-03-20 Racal Mesl Ltd Radar doppler intruder detector

Also Published As

Publication number Publication date
IT8667649A0 (it) 1986-08-08
EP0255812A3 (en) 1989-10-18
EP0255812A2 (en) 1988-02-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950831