ATE125377T1 - Eindring-detektionsvorrichtung. - Google Patents

Eindring-detektionsvorrichtung.

Info

Publication number
ATE125377T1
ATE125377T1 AT91810886T AT91810886T ATE125377T1 AT E125377 T1 ATE125377 T1 AT E125377T1 AT 91810886 T AT91810886 T AT 91810886T AT 91810886 T AT91810886 T AT 91810886T AT E125377 T1 ATE125377 T1 AT E125377T1
Authority
AT
Austria
Prior art keywords
current
oscillator
antenna
oscillator circuit
circuit
Prior art date
Application number
AT91810886T
Other languages
English (en)
Inventor
Marry Saqr Majed El
Original Assignee
Marry Saqr Majed El
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 Marry Saqr Majed El filed Critical Marry Saqr Majed El
Application granted granted Critical
Publication of ATE125377T1 publication Critical patent/ATE125377T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
AT91810886T 1991-11-15 1991-11-15 Eindring-detektionsvorrichtung. ATE125377T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP91810886A EP0541881B1 (de) 1991-11-15 1991-11-15 Eindring-Detektionsvorrichtung
US08/018,620 US5367288A (en) 1991-11-15 1993-02-17 Portable alarm device for detecting objects transgressing distance thresholds

Publications (1)

Publication Number Publication Date
ATE125377T1 true ATE125377T1 (de) 1995-08-15

Family

ID=26130289

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91810886T ATE125377T1 (de) 1991-11-15 1991-11-15 Eindring-detektionsvorrichtung.

Country Status (5)

Country Link
US (1) US5367288A (de)
EP (1) EP0541881B1 (de)
AT (1) ATE125377T1 (de)
DE (1) DE69111450T2 (de)
ES (1) ES2078496T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7739076B1 (en) 1999-06-30 2010-06-15 Nike, Inc. Event and sport performance methods and systems
US5673035A (en) * 1994-12-20 1997-09-30 Huang; Dennis Locator paging system with sub kits
AU6065600A (en) 1999-06-30 2001-01-31 Phatrat Technology, Inc. Event and sport performance methods and systems
US7163458B2 (en) * 2003-10-21 2007-01-16 David Schugar Casino game for betting on bidirectional linear progression
US7535351B2 (en) 2006-07-24 2009-05-19 Welles Reymond Acoustic intrusion detection system
RU2639734C1 (ru) * 2016-08-24 2017-12-22 Иван Станиславович Полушкин Емкостное устройство для охранной тревожной сигнализации
CN106679955A (zh) * 2016-12-30 2017-05-17 歌尔科技有限公司 一种用于手柄扳机的测试方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6409309A (de) * 1964-08-13 1966-02-14
GB1030537A (en) * 1964-11-05 1966-05-25 Pinkerton Electro Security Cor A system for detecting specified objects by radio waves
FR1478754A (fr) * 1966-04-29 1967-04-28 Avertisseur entièrement transistorisé, actionné par ondes électro-magnétiques
US3761908A (en) * 1971-12-20 1973-09-25 Gen Dynamics Corp Object detection system
GB1448814A (en) * 1972-08-09 1976-09-08 Peak Technologies Ltd Detection of movement in confined spaces
GB1378036A (en) * 1972-09-20 1974-12-18 Peak Technologies Ltd Microwave radiation monitor
US4197537A (en) * 1976-08-19 1980-04-08 Honeywell Inc. Intruder detection system
CA1093655A (en) * 1977-01-19 1981-01-13 Martin T. Cole Intrusion or movement detector
US4325058A (en) * 1980-06-11 1982-04-13 Gentex Corporation Pre-intrusion detection and alarm system
US4313118A (en) * 1980-06-30 1982-01-26 Calvin Noel M Microwave proximity sensor
ZA834105B (en) * 1982-06-11 1984-02-29 Square D Co Proximity switch circuit
WO1988007732A1 (en) * 1982-07-26 1988-10-06 Calvin Noel M Microwave proximity sensor
JP2593581B2 (ja) * 1990-11-06 1997-03-26 アルパイン株式会社 電磁波式近接センサ

Also Published As

Publication number Publication date
EP0541881B1 (de) 1995-07-19
ES2078496T3 (es) 1995-12-16
DE69111450T2 (de) 1996-01-04
EP0541881A1 (de) 1993-05-19
DE69111450D1 (de) 1995-08-24
US5367288A (en) 1994-11-22

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