DE69100686D1 - Sicherheitssystem zur überwachung des durchgangs von waren durch bestimmte zonen. - Google Patents

Sicherheitssystem zur überwachung des durchgangs von waren durch bestimmte zonen.

Info

Publication number
DE69100686D1
DE69100686D1 DE91904054T DE69100686T DE69100686D1 DE 69100686 D1 DE69100686 D1 DE 69100686D1 DE 91904054 T DE91904054 T DE 91904054T DE 69100686 T DE69100686 T DE 69100686T DE 69100686 D1 DE69100686 D1 DE 69100686D1
Authority
DE
Germany
Prior art keywords
goods
monitoring
passage
security system
specific zones
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.)
Expired - Fee Related
Application number
DE91904054T
Other languages
English (en)
Other versions
DE69100686T2 (de
Inventor
Karsten Gyde Pilested
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69100686D1 publication Critical patent/DE69100686D1/de
Publication of DE69100686T2 publication Critical patent/DE69100686T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE91904054T 1990-02-19 1991-02-19 Sicherheitssystem zur überwachung des durchgangs von waren durch bestimmte zonen. Expired - Fee Related DE69100686T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK043390A DK164336C (da) 1990-02-19 1990-02-19 Sikringssystem til at overvaage emners, f.eks. varers, passage forbi bestemte zoner
PCT/DK1991/000048 WO1991012598A1 (en) 1990-02-19 1991-02-19 A security system for surveilling the passage of commodities through defined zones

Publications (2)

Publication Number Publication Date
DE69100686D1 true DE69100686D1 (de) 1994-01-05
DE69100686T2 DE69100686T2 (de) 1994-04-28

Family

ID=8093477

Family Applications (1)

Application Number Title Priority Date Filing Date
DE91904054T Expired - Fee Related DE69100686T2 (de) 1990-02-19 1991-02-19 Sicherheitssystem zur überwachung des durchgangs von waren durch bestimmte zonen.

Country Status (7)

Country Link
US (1) US5471196A (de)
EP (1) EP0516666B1 (de)
AU (1) AU7246291A (de)
CA (1) CA2075991C (de)
DE (1) DE69100686T2 (de)
DK (1) DK164336C (de)
WO (1) WO1991012598A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625341A (en) * 1995-08-31 1997-04-29 Sensormatic Electronics Corporation Multi-bit EAS marker powered by interrogation signal in the eight MHz band
US5881371A (en) * 1995-10-27 1999-03-09 Trimble Navigation Limited Antenna switching technique for improved data throughput in communication networks
FR2741978B1 (fr) * 1995-12-01 1998-01-23 Pierre Raimbault Circuit d'alimentation et de modulation pour une etiquette interrogeable a distance
US5963144A (en) * 1997-05-30 1999-10-05 Single Chip Systems Corp. Cloaking circuit for use in a radiofrequency identification and method of cloaking RFID tags to increase interrogation reliability
CA2255342C (en) 1998-12-09 2007-06-05 Detectag Inc. Security system for monitoring the passage of items through defined zones
US6690264B2 (en) * 2001-01-23 2004-02-10 Single Chip Systems Corporation Selective cloaking circuit for use in a radiofrequency identification and method of cloaking RFID tags
US7446663B2 (en) * 2004-04-20 2008-11-04 Alcoa Closure Systems International, Inc. Method of forming an RF circuit assembly having multiple antenna portions

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584301A (en) * 1969-02-24 1971-06-08 Gen Motors Corp Radio transceiver
US3800222A (en) * 1972-09-07 1974-03-26 Motorola Inc Radio frequency switch employing reed switches and a quarter wave line
DE2362889A1 (de) * 1973-12-18 1975-06-19 Standard Elektrik Lorenz Ag Funk-sende/empfangsgeraet
DE2426506A1 (de) * 1974-05-31 1975-12-04 Standard Elektrik Lorenz Ag Funk- sende/empfangsgeraet
DK161227C (da) * 1986-01-27 1991-11-25 Antonson Security Denmark Aps Apparat til synkronisering af tyveridetektorer
BG44890A1 (de) * 1986-05-27 1989-03-15 Valentin R Krausp
DE301127T1 (de) * 1987-07-31 1989-08-24 Texas Instruments Deutschland Gmbh, 8050 Freising, De Transponder-anordnung.
US4963880A (en) * 1988-05-03 1990-10-16 Identitech Coplanar single-coil dual function transmit and receive antenna for proximate surveillance system
NL8803170A (nl) * 1988-12-27 1990-07-16 Nedap Nv Identificatiesysteem.

Also Published As

Publication number Publication date
CA2075991C (en) 2000-12-19
WO1991012598A1 (en) 1991-08-22
EP0516666A1 (de) 1992-12-09
DK43390A (da) 1991-08-20
EP0516666B1 (de) 1993-11-24
DE69100686T2 (de) 1994-04-28
CA2075991A1 (en) 1991-08-20
DK164336B (da) 1992-06-09
US5471196A (en) 1995-11-28
DK43390D0 (da) 1990-02-19
AU7246291A (en) 1991-09-03
DK164336C (da) 1992-11-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee