JPS4825447A - - Google Patents

Info

Publication number
JPS4825447A
JPS4825447A JP47045974A JP4597472A JPS4825447A JP S4825447 A JPS4825447 A JP S4825447A JP 47045974 A JP47045974 A JP 47045974A JP 4597472 A JP4597472 A JP 4597472A JP S4825447 A JPS4825447 A JP S4825447A
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.)
Pending
Application number
JP47045974A
Other languages
Japanese (ja)
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 JPS4825447A publication Critical patent/JPS4825447A/ja
Pending 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
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/753—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using frequency selective elements, e.g. resonator
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/0672—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with resonating marks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • 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
    • G08B13/2417—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 having a radio frequency identification chip
    • 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
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered 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
    • G08B13/2451—Specific applications combined with EAS
    • G08B13/246—Check out systems combined with EAS, e.g. price information stored on EAS tag

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Security & Cryptography (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Acoustics & Sound (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Burglar Alarm Systems (AREA)
JP47045974A 1971-08-02 1972-05-11 Pending JPS4825447A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16795871A 1971-08-02 1971-08-02

Publications (1)

Publication Number Publication Date
JPS4825447A true JPS4825447A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-04-03

Family

ID=22609523

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47045974A Pending JPS4825447A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-08-02 1972-05-11

Country Status (6)

Country Link
US (1) US3774205A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS4825447A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA972047A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2235309A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2148042B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1352818A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924640A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-06-26 1974-03-05
JPH03257688A (ja) * 1990-03-08 1991-11-18 Fujitsu Ltd 店舗自動システム

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878528A (en) * 1973-10-12 1975-04-15 Boeing Co Passive identification system
US3886548A (en) * 1973-10-12 1975-05-27 Boeing Co Responder for use in a passive identification system
US3981011A (en) * 1975-03-31 1976-09-14 Sperry Rand Corporation Object identification system using an RF roll-call technique
US4023167A (en) * 1975-06-16 1977-05-10 Wahlstrom Sven E Radio frequency detection system and method for passive resonance circuits
US4354099A (en) 1980-06-20 1982-10-12 Computrol Systems, Ltd. Electronic identification system
US4413254A (en) * 1981-09-04 1983-11-01 Sensormatic Electronics Corporation Combined radio and magnetic energy responsive surveillance marker and system
US4498076A (en) * 1982-05-10 1985-02-05 Lichtblau G J Resonant tag and deactivator for use in an electronic security system
AU581196B2 (en) * 1983-12-06 1989-02-16 Mars, Incorporated Tokens and token handling devices
TR23006A (tr) * 1984-04-23 1989-01-10 Lichtblau G J Bir elektronik emniyet sisteminde kullanilmaya yoenelik uec devresi ve deaktivatoer
AT405697B (de) * 1984-04-23 1999-10-25 Lichtblau G J Deaktivierbarer resonanzschaltkreis
AU588957B2 (en) * 1986-01-03 1989-09-28 Lend Lease Corporation Limited Inventory control system
EP0247612B1 (en) * 1986-05-30 1993-08-04 Sharp Kabushiki Kaisha Microwave data transmission apparatus
FR2658374B1 (fr) * 1990-02-09 1992-06-05 Signaux Equipements Electro Ci Systeme hyperfrequence de transmission de donnees a distance.
SE500030C2 (sv) * 1990-05-14 1994-03-21 Bengt Henoch Förfarande för att lagra komplicerade produkters livsdata
US5447779A (en) * 1990-08-06 1995-09-05 Tokai Electronics Co., Ltd. Resonant tag and method of manufacturing the same
US5589251A (en) * 1990-08-06 1996-12-31 Tokai Electronics Co., Ltd. Resonant tag and method of manufacturing the same
US5695860A (en) * 1990-08-06 1997-12-09 Tokai Electronics Co., Ltd. Resonant tag and method of manufacturing the same
FR2676570A1 (fr) * 1991-05-14 1992-11-20 Pecchioni Alain Systeme antivol a deblocage securise plus particulierement destine aux objets pouvant etre transperces sans dommage.
US5204681A (en) * 1991-09-24 1993-04-20 Gordian Holding Corporation Radio frequency automatic identification system
DE4338554A1 (de) * 1992-11-14 1994-05-19 Krone Ag Verfahren und Schaltungsanordnung zur elektronischen Kennzeichnung von Gegenständen
CA2103288C (en) * 1992-11-18 2004-08-17 Michael John Camille Marsh Detection of multiple articles
FR2768251B1 (fr) * 1997-09-09 2002-06-07 Joel Patrick Robert Bauduret Dispositif de marquage antivol
JP3927378B2 (ja) * 2001-05-22 2007-06-06 株式会社日立製作所 質問器を用いた物品管理システム
US20050179521A1 (en) * 2004-02-12 2005-08-18 Intermec Ip Corp. Frequency hopping method for RFID tag
US7486226B2 (en) * 2006-09-07 2009-02-03 Rosemount Tank Radar Ab Device and a method for accurate radar level gauging
EP2062195A1 (en) * 2006-09-14 2009-05-27 Inksure RF, Inc. Method and apparatus for identification of radio frequency tag
GB2445171A (en) * 2006-12-22 2008-07-02 Fortium Technologies Ltd An rfid tag comprising an array of resonators each comprising a conductive part including a weak section.
US11181632B2 (en) * 2019-04-08 2021-11-23 Augmented Radar Imaging, Inc. Passive radar identification device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3169242A (en) * 1963-03-19 1965-02-09 Gen Electric Identification interrogating system
US3247509A (en) * 1963-10-04 1966-04-19 American Brake Shoe Co Microwave identification of railroad cars
US3384892A (en) * 1966-11-07 1968-05-21 Philco Ford Corp Interrogator-responder signalling system
US3521280A (en) * 1969-01-16 1970-07-21 Gen Res Corp Coded labels
US3706094A (en) * 1970-02-26 1972-12-12 Peter Harold Cole Electronic surveillance system
US3713102A (en) * 1970-04-23 1973-01-23 S Martin Pulse interrogation article-sorting system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924640A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-06-26 1974-03-05
JPH03257688A (ja) * 1990-03-08 1991-11-18 Fujitsu Ltd 店舗自動システム

Also Published As

Publication number Publication date
FR2148042A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-03-11
US3774205A (en) 1973-11-20
DE2235309A1 (de) 1973-02-15
FR2148042B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-08-10
GB1352818A (en) 1974-05-15
CA972047A (en) 1975-07-29

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