JPS5010600A - - Google Patents

Info

Publication number
JPS5010600A
JPS5010600A JP49041610A JP4161074A JPS5010600A JP S5010600 A JPS5010600 A JP S5010600A JP 49041610 A JP49041610 A JP 49041610A JP 4161074 A JP4161074 A JP 4161074A JP S5010600 A JPS5010600 A JP S5010600A
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.)
Granted
Application number
JP49041610A
Other languages
Japanese (ja)
Other versions
JPS5752637B2 (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 JPS5010600A publication Critical patent/JPS5010600A/ja
Publication of JPS5752637B2 publication Critical patent/JPS5752637B2/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
    • G08B13/2414—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 inductive 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
    • 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
    • G08B13/2474—Antenna or antenna activator geometry, arrangement or layout

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP49041610A 1973-04-13 1974-04-13 Expired JPS5752637B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US351019A US3868669A (en) 1973-04-13 1973-04-13 Reduction of false alarms in electronic theft detection systems

Publications (2)

Publication Number Publication Date
JPS5010600A true JPS5010600A (enrdf_load_stackoverflow) 1975-02-03
JPS5752637B2 JPS5752637B2 (enrdf_load_stackoverflow) 1982-11-09

Family

ID=23379246

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49041610A Expired JPS5752637B2 (enrdf_load_stackoverflow) 1973-04-13 1974-04-13

Country Status (12)

Country Link
US (1) US3868669A (enrdf_load_stackoverflow)
JP (1) JPS5752637B2 (enrdf_load_stackoverflow)
AU (1) AU474729B2 (enrdf_load_stackoverflow)
BE (1) BE813708A (enrdf_load_stackoverflow)
CA (1) CA1023034A (enrdf_load_stackoverflow)
DE (1) DE2417928C3 (enrdf_load_stackoverflow)
FR (1) FR2228258B1 (enrdf_load_stackoverflow)
GB (1) GB1440398A (enrdf_load_stackoverflow)
IT (1) IT1018645B (enrdf_load_stackoverflow)
NL (2) NL161904B (enrdf_load_stackoverflow)
SE (1) SE397145B (enrdf_load_stackoverflow)
ZA (1) ZA742089B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5725093A (en) * 1980-06-09 1982-02-09 Sensormatic Electronics Corp Monitoring device

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063230A (en) * 1975-06-12 1977-12-13 The Magnavox Company Balanced field theft detection system
US4016553A (en) * 1975-06-27 1977-04-05 Knogo Corporation Article detection system with near field electromagnetic wave control
US4045778A (en) * 1976-02-23 1977-08-30 Wagner Electric Corporation Dual channel wide-band frequency modulated keyable control circuit and keying circuit therefor
US4095214A (en) * 1976-06-17 1978-06-13 Knogo Corporation Electronic monitoring system and responder device
US4117466A (en) * 1977-03-14 1978-09-26 Lichtblau G J Beat frequency interference rejection circuit
NL7708012A (nl) * 1977-07-19 1979-01-23 Nedap Nv Detectiestelsel.
US4135184A (en) * 1977-08-31 1979-01-16 Knogo Corporation Electronic theft detection system for monitoring wide passageways
ZA7994B (en) * 1978-01-11 1980-01-30 Tag Radionics Ltd Presence sensing system
ATE6552T1 (de) * 1979-05-18 1984-03-15 Parmeko Limited Verfahren und ueberwachungssystem zur feststellung der anwesenheit eines empfaengers-ruecksenders fuer elektromagnetische signale.
US4532511A (en) * 1979-10-12 1985-07-30 Lemelson Jerome H Automatic vehicle identification system and method
US4321586A (en) * 1980-08-21 1982-03-23 Knogo Corporation Article theft detection
US4430645A (en) 1981-04-07 1984-02-07 Sensormatic Electronics Corporation Surveillance system employing a dual function floor mat radiator
US4481428A (en) * 1981-05-19 1984-11-06 Security Tag Systems, Inc. Batteryless, portable, frequency divider useful as a transponder of electromagnetic radiation
USRE32627E (en) * 1981-09-10 1988-03-22 Sensormatic Electronics Corporation Electrical surveillance apparatus with moveable antenna elements
NL8202951A (nl) * 1982-07-21 1984-02-16 Nedap Nv Absorptiedetectiestelsel.
US4623877A (en) 1983-06-30 1986-11-18 Knogo Corporation Method and apparatus for detection of targets in an interrogation zone
NL8600738A (nl) * 1986-03-24 1987-10-16 Nedap Nv Onderdrukking van valse alarmen als gevolg van aanraken.
US4794470A (en) * 1986-06-25 1988-12-27 Media Security Incorporated And Associates Security system for protecting information
US4812822A (en) * 1987-08-31 1989-03-14 Monarch Marking Systems, Inc. Electronic article surveillance system utilizing synchronous integration
NL9100026A (nl) * 1991-01-09 1992-08-03 Texas Instruments Holland Ondervraagstation voor het identificeren van over een transportbaan voortbewogen objecten.
NL9100110A (nl) * 1991-01-23 1992-08-17 Texas Instruments Holland Ondervraagstation voor identificatiedoeleinden met afzonderlijke zend- en ontvangantennes.
NL9100111A (nl) * 1991-01-23 1992-08-17 Texas Instruments Holland Antennestelsel voor een ondervraagstation voor het identificeren van objecten.
US5349332A (en) * 1992-10-13 1994-09-20 Sensormatic Electronics Corportion EAS system with requency hopping
GB9305085D0 (en) * 1993-03-12 1993-04-28 Esselte Meto Int Gmbh Electronic article surveillance system with enhanced geometric arrangement
AU8073194A (en) * 1993-10-05 1995-05-01 Pac/Scan, Inc. Retail theft prevention and information device
US5661470A (en) * 1994-03-04 1997-08-26 Karr; Gerald S. Object recognition system
DE19514601A1 (de) * 1995-04-20 1996-10-24 Esselte Meto Int Gmbh Anlage zur elektronischen Artikelüberwachung, insbesondere zur Detektion von Schwingkreisen mit stark unterschiedlichen Resonanzfrequenzen
CA2251326C (en) * 1996-04-10 2003-06-17 Sentry Technology Corporation Electronic article surveillance system
US5790031A (en) * 1997-01-13 1998-08-04 Trw Inc. Apparatus and method for sensing a rearward facing child seat with error detection
US5990791A (en) * 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
FR2828016B1 (fr) * 2001-07-30 2005-03-25 Pygmalyon Antennes du genre boucle
WO2018204020A1 (en) 2017-05-01 2018-11-08 Johnson Controls Technology Company Building security system with false alarm reduction

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2794974A (en) * 1955-01-24 1957-06-04 Kidde & Co Walter Compensation for turbulence and other efects in intruder detection systems
US3218556A (en) * 1963-03-29 1965-11-16 Sierra Research Corp Spectrum centered receiver
US3577136A (en) * 1967-08-04 1971-05-04 Security Systems Inc Short-range signaling system
US3465336A (en) * 1968-05-09 1969-09-02 Us Army Doppler radar with clutter controlled filter channel
US3696379A (en) * 1970-12-02 1972-10-03 Knogo Corp Apparatus for article theft detection
US3711848A (en) * 1971-02-10 1973-01-16 I D Eng Inc Method of and apparatus for the detection of stolen articles
US3801977A (en) * 1971-12-07 1974-04-02 Gulf & Western Mfg Co Ultrasonic alarm circuit
US3781860A (en) * 1972-02-14 1973-12-25 Williamson W Method and apparatus for inhibiting article theft

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5725093A (en) * 1980-06-09 1982-02-09 Sensormatic Electronics Corp Monitoring device

Also Published As

Publication number Publication date
AU474729B2 (en) 1976-07-29
CA1023034A (en) 1977-12-20
IT1018645B (it) 1977-10-20
FR2228258A1 (enrdf_load_stackoverflow) 1974-11-29
JPS5752637B2 (enrdf_load_stackoverflow) 1982-11-09
GB1440398A (en) 1976-06-23
NL161904B (nl) 1979-10-15
SE397145B (sv) 1977-10-17
NL7404466A (enrdf_load_stackoverflow) 1974-10-15
DE2417928C3 (de) 1978-06-15
ZA742089B (en) 1975-04-30
AU6740774A (en) 1975-10-02
US3868669A (en) 1975-02-25
DE2417928A1 (de) 1974-10-24
DE2417928B2 (de) 1977-10-27
NL161904C (nl)
BE813708A (fr) 1974-10-14
FR2228258B1 (enrdf_load_stackoverflow) 1981-05-22

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