JPS5724598B2 - - Google Patents

Info

Publication number
JPS5724598B2
JPS5724598B2 JP8055073A JP8055073A JPS5724598B2 JP S5724598 B2 JPS5724598 B2 JP S5724598B2 JP 8055073 A JP8055073 A JP 8055073A JP 8055073 A JP8055073 A JP 8055073A JP S5724598 B2 JPS5724598 B2 JP S5724598B2
Authority
JP
Japan
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.)
Expired
Application number
JP8055073A
Other languages
Japanese (ja)
Other versions
JPS4945593A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4945593A publication Critical patent/JPS4945593A/ja
Publication of JPS5724598B2 publication Critical patent/JPS5724598B2/ja
Expired 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
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2422—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using acoustic or microwave tags
    • 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
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2471—Antenna signal processing by receiver or emitter

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP8055073A 1972-08-09 1973-07-19 Expired JPS5724598B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US279097A US3895368A (en) 1972-08-09 1972-08-09 Surveillance system and method utilizing both electrostatic and electromagnetic fields

Publications (2)

Publication Number Publication Date
JPS4945593A JPS4945593A (enrdf_load_stackoverflow) 1974-05-01
JPS5724598B2 true JPS5724598B2 (enrdf_load_stackoverflow) 1982-05-25

Family

ID=23067622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8055073A Expired JPS5724598B2 (enrdf_load_stackoverflow) 1972-08-09 1973-07-19

Country Status (12)

Country Link
US (1) US3895368A (enrdf_load_stackoverflow)
JP (1) JPS5724598B2 (enrdf_load_stackoverflow)
BE (1) BE801202A (enrdf_load_stackoverflow)
BR (1) BR7306051D0 (enrdf_load_stackoverflow)
CA (1) CA1003522A (enrdf_load_stackoverflow)
DE (1) DE2316411C3 (enrdf_load_stackoverflow)
ES (1) ES413541A1 (enrdf_load_stackoverflow)
FR (1) FR2195812B1 (enrdf_load_stackoverflow)
GB (1) GB1406925A (enrdf_load_stackoverflow)
IT (1) IT982964B (enrdf_load_stackoverflow)
NL (1) NL7305216A (enrdf_load_stackoverflow)
ZA (1) ZA734480B (enrdf_load_stackoverflow)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069472A (en) * 1975-12-25 1978-01-17 Tokyo Shibaura Electric Co., Ltd. Foreground subject-identifying apparatus
US4206453A (en) * 1976-05-24 1980-06-03 Williamson Robert D Method and apparatus for electronic surveillance
US4087802A (en) * 1976-05-24 1978-05-02 Williamson Robert D Method and apparatus for electronic surveillance of precisely defined control zone
US4212002A (en) * 1976-05-24 1980-07-08 Williamson Robert D Method and apparatus for selective electronic surveillance
NL7708012A (nl) * 1977-07-19 1979-01-23 Nedap Nv Detectiestelsel.
US4139844A (en) * 1977-10-07 1979-02-13 Sensormatic Electronics Corporation Surveillance method and system with electromagnetic carrier and plural range limiting signals
FR2416514A1 (fr) * 1978-02-03 1979-08-31 Williamson Robert Procede et dispositif de protection contre le vol
DE2833509A1 (de) * 1978-07-31 1980-02-14 Siemens Ag Einrichtung zur identifizierung und/oder 0rtung von gegenstaenden und personen
US4254868A (en) * 1979-02-05 1981-03-10 Sensormatic Electronics Corporation Enclosure for a security tag and extraction implement
ATE6552T1 (de) * 1979-05-18 1984-03-15 Parmeko Limited Verfahren und ueberwachungssystem zur feststellung der anwesenheit eines empfaengers-ruecksenders fuer elektromagnetische signale.
US4281321A (en) * 1980-06-09 1981-07-28 Sensormatic Electronics Corporation Surveillance system employing a floor mat radiator
US4471344A (en) * 1980-10-09 1984-09-11 Ici Americas Inc. Dual frequency anti-theft system
CA1190970A (en) * 1980-10-09 1985-07-23 Harold B. Williams Dual frequency anti-theft system
JPS5768070U (enrdf_load_stackoverflow) * 1980-10-09 1982-04-23
US4430645A (en) * 1981-04-07 1984-02-07 Sensormatic Electronics Corporation Surveillance system employing a dual function floor mat radiator
US4413254A (en) * 1981-09-04 1983-11-01 Sensormatic Electronics Corporation Combined radio and magnetic energy responsive surveillance marker and system
US4394645A (en) * 1981-09-10 1983-07-19 Sensormatic Electronics Corporation Electrical surveillance apparatus with moveable antenna elements
USRE32627E (en) * 1981-09-10 1988-03-22 Sensormatic Electronics Corporation Electrical surveillance apparatus with moveable antenna elements
NL8200138A (nl) * 1982-01-14 1983-08-01 Nedap Nv Detectiestelsel.
US4472641A (en) * 1983-01-28 1984-09-18 Westinghouse Electric Corp. Power supply apparatus
US4642640A (en) * 1983-04-25 1987-02-10 Sensormatic Electronics Corporation Signal receptor-reradiator and surveillance tag using the same
ATE35063T1 (de) * 1983-08-01 1988-06-15 Ici America Inc Elektronisches warenueberwachungssystem.
CA1236542A (en) * 1983-08-02 1988-05-10 Harold B. Williams Electronic article surveillance system having microstrip antennas
US4679035A (en) * 1985-07-30 1987-07-07 Sensormatic Electronics Corporation Tri-signal electromagnetic article surveillance system
US4736207A (en) * 1986-01-31 1988-04-05 Sensormatic Electronics Corporation Tag device and method for electronic article surveillance
CA1335676C (en) * 1988-01-14 1995-05-23 Akira Iga Portable data transmitter device and a system using the same
FR2645309B1 (fr) * 1989-04-04 1991-06-07 Usil Flandres Artois Dispositif de detection du passage d'au moins un mobile en au moins un point determine de son deplacement
US5099227A (en) * 1989-07-18 1992-03-24 Indala Corporation Proximity detecting apparatus
US5109217A (en) * 1990-08-09 1992-04-28 Sensormatic Electronics Corporation Method and apparatus for enhancing detection of electronic article surveillance tags in close proximity to electrically conductive objects
US5206626A (en) * 1991-12-24 1993-04-27 Knogo Corporation Stabilized article surveillance responder
US5241923A (en) * 1992-07-23 1993-09-07 Pole/Zero Corporation Transponder control of animal whereabouts
US5349332A (en) * 1992-10-13 1994-09-20 Sensormatic Electronics Corportion EAS system with requency hopping
RU2109344C1 (ru) * 1993-08-06 1998-04-20 Николай Николаевич Токарев Способ обнаружения движущихся целей и устройство для его осуществления
GB2306080B (en) * 1995-10-10 2000-02-16 Roke Manor Research Improvements in or relating to detection systems
RU2124232C1 (ru) * 1996-02-15 1998-12-27 Ульяновский государственный технический университет Российской Федерации Устройство для тревожной сигнализации
RU2099789C1 (ru) * 1996-07-30 1997-12-20 Кулагин Николай Павлович Способ обнаружения вторжения в охраняемое пространство и устройство для его осуществления
US6064308A (en) * 1996-10-25 2000-05-16 Pole/Zero Corporation RF signaling system and system for controlling the whereabouts of animals using same
US6446049B1 (en) 1996-10-25 2002-09-03 Pole/Zero Corporation Method and apparatus for transmitting a digital information signal and vending system incorporating same
US5990791A (en) * 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
US6166643A (en) * 1997-10-23 2000-12-26 Janning; Joseph J. Method and apparatus for controlling the whereabouts of an animal
DE19754936A1 (de) 1997-12-10 1999-07-01 Wegmann & Co Gmbh Dicht- und Führungseinrichtung für hochdynamisch beschleunigte, abstandswirksame Schutzelemente
JPH11283178A (ja) * 1998-03-27 1999-10-15 Matsushita Electric Ind Co Ltd 電気共振識別子、電気共振識別子検出装置および交通システム
US6911908B1 (en) 1999-10-08 2005-06-28 Activerf Limited Security
GB9923682D0 (en) * 1999-10-08 1999-12-08 Active Rf Limited Improvements relating to security-pushout prevention
US7395548B2 (en) * 2001-07-26 2008-07-01 Comsonics, Inc. System and method for signal validation and leakage detection
US6752837B2 (en) 2002-06-28 2004-06-22 Hewlett-Packard Development Company, L.P. Security tags with a reversible optical indicator
GB2391098B (en) 2002-07-19 2006-09-20 Activerf Ltd Improvements relating to security and electronic article surveillance
US7034687B2 (en) * 2004-04-29 2006-04-25 Comm-Engines Error-avoiding anti-theft surveillance system
JP2006287817A (ja) * 2005-04-04 2006-10-19 Tokyo Electron Ltd マイクロ波発生装置、マイクロ波供給装置、プラズマ処理装置及びマイクロ波発生方法
RU2306612C1 (ru) * 2006-02-09 2007-09-20 Федеральное государственное унитарное предприятие "Специальное научно-производственное объединение "Элерон" Радиотехническое устройство для охранной сигнализации
US20090072995A1 (en) * 2006-06-21 2009-03-19 Dave Thomas Method and apparatus for transmitting information between a primary vehicle and a secondary vehicle
US8350720B2 (en) * 2006-06-21 2013-01-08 Dave Thomas Method and apparatus for object recognition and warning system of a primary vehicle for nearby vehicles
US20070296609A1 (en) * 2006-06-21 2007-12-27 Dave Thomas Method and apparatus for object recognition and warning system of a primary vehicle for nearby vehicles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3631442A (en) * 1968-03-22 1971-12-28 Robert E Fearon Anti-shoplifting system
US3707711A (en) * 1970-04-02 1972-12-26 Peter Harold Cole Electronic surveillance system
US3711848A (en) * 1971-02-10 1973-01-16 I D Eng Inc Method of and apparatus for the detection of stolen articles
US3740742A (en) * 1971-05-11 1973-06-19 T Thompson Method and apparatus for actuating an electric circuit
US3806905A (en) * 1971-09-08 1974-04-23 Sperry Rand Corp Transducer and condition monitor

Also Published As

Publication number Publication date
US3895368A (en) 1975-07-15
FR2195812B1 (enrdf_load_stackoverflow) 1978-03-10
DE2316411B2 (de) 1979-08-09
DE2316411C3 (de) 1980-04-17
ES413541A1 (es) 1976-02-01
CA1003522A (en) 1977-01-11
JPS4945593A (enrdf_load_stackoverflow) 1974-05-01
FR2195812A1 (enrdf_load_stackoverflow) 1974-03-08
ZA734480B (en) 1974-06-26
IT982964B (it) 1974-10-21
BR7306051D0 (pt) 1974-07-11
DE2316411A1 (de) 1974-02-28
GB1406925A (en) 1975-09-17
BE801202A (fr) 1973-10-15
NL7305216A (enrdf_load_stackoverflow) 1974-02-12

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