DE2559060A1 - Verfahren zur ueberwachung eines gebietes und anordnung zur durchfuehrung des verfahrens - Google Patents

Verfahren zur ueberwachung eines gebietes und anordnung zur durchfuehrung des verfahrens

Info

Publication number
DE2559060A1
DE2559060A1 DE19752559060 DE2559060A DE2559060A1 DE 2559060 A1 DE2559060 A1 DE 2559060A1 DE 19752559060 DE19752559060 DE 19752559060 DE 2559060 A DE2559060 A DE 2559060A DE 2559060 A1 DE2559060 A1 DE 2559060A1
Authority
DE
Germany
Prior art keywords
cable
area
radiating
cables
signal
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.)
Ceased
Application number
DE19752559060
Other languages
German (de)
English (en)
Inventor
Anthony Wulston Bovill
Hampshire Fareham
Arthur Timothy Torlesse
Robert Charles West
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.)
Plessey Overseas Ltd
Original Assignee
Plessey Handel und Investments AG
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 Plessey Handel und Investments AG filed Critical Plessey Handel und Investments AG
Publication of DE2559060A1 publication Critical patent/DE2559060A1/de
Ceased 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
    • G08B13/2497—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field using transmission lines, e.g. cable

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Emergency Alarm Devices (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE19752559060 1974-12-31 1975-12-30 Verfahren zur ueberwachung eines gebietes und anordnung zur durchfuehrung des verfahrens Ceased DE2559060A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB56093/74A GB1497867A (en) 1974-12-31 1974-12-31 Security system for surveying an area

Publications (1)

Publication Number Publication Date
DE2559060A1 true DE2559060A1 (de) 1976-07-08

Family

ID=10475709

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752559060 Ceased DE2559060A1 (de) 1974-12-31 1975-12-30 Verfahren zur ueberwachung eines gebietes und anordnung zur durchfuehrung des verfahrens

Country Status (9)

Country Link
US (1) US4053877A (enExample)
AU (1) AU496739B2 (enExample)
CA (1) CA1050133A (enExample)
DE (1) DE2559060A1 (enExample)
FR (1) FR2296891A1 (enExample)
GB (1) GB1497867A (enExample)
IE (1) IE41988B1 (enExample)
SE (1) SE407987B (enExample)
ZA (1) ZA757823B (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106285191A (zh) * 2015-06-26 2017-01-04 奇点新源国际技术开发(北京)有限公司 周界安全防护网及周界安全防护方法
CN106297122A (zh) * 2015-06-26 2017-01-04 奇点新源国际技术开发(北京)有限公司 安全防护墙及探测器
CN106327755A (zh) * 2015-06-26 2017-01-11 奇点新源国际技术开发(北京)有限公司 安防线缆

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0045335A1 (en) * 1980-08-05 1982-02-10 Stellar Systems, Inc. E field balanced phase intrusion alarm
IL62589A (en) * 1981-04-05 1988-02-29 Israel Aircraft Ind Ltd Electromagnetic field perimeter detection apparatus
US4415885A (en) * 1981-05-21 1983-11-15 Stellar Systems, Inc. Intrusion detector
US4571578A (en) * 1983-04-19 1986-02-18 The United States Of America As Represented By The Secretary Of The Air Force Intrusion barrier and detection apparatus
GB2145550A (en) * 1983-07-28 1985-03-27 Dr Maurice Bloch Remote monitoring radio link
CA1250634A (en) * 1984-11-19 1989-02-28 Melvin C. Maki Simulated targets for detection systems
IT1218109B (it) * 1986-05-02 1990-04-12 Dei Dispositivi Elettronici In Apparecchiatura per il rilevamento di corpi in movimento sul terreno in un'area protetta,in particolare per usi militari e affini
GB2226636B (en) * 1988-12-05 1993-01-27 Plessey Co Plc Apparatus for sensing the movement of a local magnetic object.
US5430537A (en) * 1993-09-03 1995-07-04 Dynamics Research Corporation Light beam distance encoder
US6204772B1 (en) 1999-12-16 2001-03-20 Caterpillar Inc. Method and apparatus for monitoring the position of a machine
WO2003044743A2 (en) * 2001-11-20 2003-05-30 Hutchins Nicholas D Facilities management system
JP2008263302A (ja) * 2007-04-10 2008-10-30 Mitsubishi Electric Corp 侵入検知システム
RU2338260C1 (ru) * 2007-08-07 2008-11-10 Российская Федерация, от имени которой выступает Федеральное агентство по атомной энергии (Росатом) Устройство для охранной сигнализации на основе излучающего кабеля
US10147291B2 (en) * 2014-05-15 2018-12-04 Melo Tarcisio Caddah System and method for protecting restricted-access areas against intrusions by pedestrians and/or non-cab vehicles in general, with access permitted for vehicles with a cab, including convertible vehicles with closed top
CN105303742B (zh) * 2015-08-03 2016-10-05 山东德昶安防科技有限公司 一种电子围栏及实现方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB892872A (en) * 1960-09-12 1962-04-04 American District Telegraph Co Intruder alarm systems

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971184A (en) * 1957-05-14 1961-02-07 American District Telegraph Co Intruder alarm system
US3043952A (en) * 1958-09-08 1962-07-10 Gen Motors Corp Automatic car guidance system
US3031643A (en) * 1960-05-16 1962-04-24 Nat Company Inc Transmission line fence burglar alarm
US3230518A (en) * 1961-03-20 1966-01-18 American District Telegraph Co Method of detecting intruders and intruder detection apparatus of the capacity-type utilizing balanced asymmetric fields
US3237105A (en) * 1962-05-09 1966-02-22 Henry P Kalmus Personnel intrusion detecting device
US3668625A (en) * 1970-09-21 1972-06-06 David Wolf Monitoring system
US3641569A (en) * 1970-10-01 1972-02-08 Raytheon Co Highway vehicle sensor system
US3750125A (en) * 1971-10-20 1973-07-31 Sperry Rand Corp Transmission line presence sensor
US3801976A (en) * 1971-12-06 1974-04-02 Sperry Rand Corp Transmission line presence sensor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB892872A (en) * 1960-09-12 1962-04-04 American District Telegraph Co Intruder alarm systems

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106285191A (zh) * 2015-06-26 2017-01-04 奇点新源国际技术开发(北京)有限公司 周界安全防护网及周界安全防护方法
CN106297122A (zh) * 2015-06-26 2017-01-04 奇点新源国际技术开发(北京)有限公司 安全防护墙及探测器
CN106327755A (zh) * 2015-06-26 2017-01-11 奇点新源国际技术开发(北京)有限公司 安防线缆
CN106285191B (zh) * 2015-06-26 2018-09-07 奇点新源国际技术开发(北京)有限公司 周界安全防护网及周界安全防护方法
CN106327755B (zh) * 2015-06-26 2019-03-29 奇点新源国际技术开发(北京)有限公司 安防线缆
CN106297122B (zh) * 2015-06-26 2019-05-03 奇点新源国际技术开发(北京)有限公司 安全防护墙及探测器

Also Published As

Publication number Publication date
IE41988B1 (en) 1980-05-07
ZA757823B (en) 1976-11-24
FR2296891B1 (enExample) 1981-08-21
AU8789575A (en) 1977-06-30
AU496739B2 (en) 1978-10-26
FR2296891A1 (fr) 1976-07-30
GB1497867A (en) 1978-01-12
SE7514372L (sv) 1976-07-01
IE41988L (en) 1976-06-30
US4053877A (en) 1977-10-11
SE407987B (sv) 1979-04-30
CA1050133A (en) 1979-03-06

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: PLESSEY OVERSEAS LTD., ILFORD, ESSEX, GB

8128 New person/name/address of the agent

Representative=s name: PRINZ, E., DIPL.-ING. HAUSER, G., DIPL.-CHEM. DR.R

8110 Request for examination paragraph 44
8131 Rejection