KR100293835B1 - 물품이동제어장치 - Google Patents

물품이동제어장치 Download PDF

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Publication number
KR100293835B1
KR100293835B1 KR1019920013295A KR920013295A KR100293835B1 KR 100293835 B1 KR100293835 B1 KR 100293835B1 KR 1019920013295 A KR1019920013295 A KR 1019920013295A KR 920013295 A KR920013295 A KR 920013295A KR 100293835 B1 KR100293835 B1 KR 100293835B1
Authority
KR
South Korea
Prior art keywords
article
user
psc
marker
signal
Prior art date
Application number
KR1019920013295A
Other languages
English (en)
Korean (ko)
Other versions
KR930002931A (ko
Inventor
그림로버트만
릭닌네일로
Original Assignee
스프레이그 로버트 월터
미네소타 마이닝 앤드 매뉴팩춰링 캄파니
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3775577&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR100293835(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 스프레이그 로버트 월터, 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 filed Critical 스프레이그 로버트 월터
Publication of KR930002931A publication Critical patent/KR930002931A/ko
Application granted granted Critical
Publication of KR100293835B1 publication Critical patent/KR100293835B1/ko

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
    • G08B13/2408—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 ferromagnetic 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
    • 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
KR1019920013295A 1991-07-25 1992-07-24 물품이동제어장치 KR100293835B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPK7425 1991-07-25
AUPK742591 1991-07-25

Publications (2)

Publication Number Publication Date
KR930002931A KR930002931A (ko) 1993-02-23
KR100293835B1 true KR100293835B1 (ko) 2001-09-17

Family

ID=3775577

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920013295A KR100293835B1 (ko) 1991-07-25 1992-07-24 물품이동제어장치

Country Status (7)

Country Link
EP (1) EP0526038B1 (fr)
JP (1) JP3269573B2 (fr)
KR (1) KR100293835B1 (fr)
CA (1) CA2073421C (fr)
DE (1) DE69227224T2 (fr)
ES (1) ES2121824T3 (fr)
HK (1) HK1014285A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728992B1 (fr) * 1994-12-30 1997-03-28 Int Du Libre Paiement Sa Procede et dispositif pour determiner l'unicite ou la pluralite de cibles magnetiques antivol magnetiques dans un volume de detection predetermine
US6369709B1 (en) 1998-04-10 2002-04-09 3M Innovative Properties Company Terminal for libraries and the like
US6154137A (en) 1998-06-08 2000-11-28 3M Innovative Properties Company Identification tag with enhanced security
CA2338522C (fr) 1998-08-14 2009-04-07 3M Innovative Properties Company Applications pour des systemes d'identification de frequence radio
EP1298573A3 (fr) * 1998-08-14 2003-09-17 3M Innovative Properties Company Système d'identification radio fréquence comprenant plusieurs antennes
ATE466349T1 (de) 1998-08-14 2010-05-15 3M Innovative Properties Co Rfid-leser
US6424262B2 (en) 1998-08-14 2002-07-23 3M Innovative Properties Company Applications for radio frequency identification systems
CN106956908A (zh) * 2017-03-30 2017-07-18 深圳华视电子读写设备有限公司 证件传输设备及证件传输设备的防重叠装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423674A (en) * 1965-06-29 1969-01-21 Nytronics Inc Theft-detection system for library use including a plurality of hall cells
US4881061A (en) * 1988-12-05 1989-11-14 Minnesota Mining And Manufacturing Company Article removal control system

Also Published As

Publication number Publication date
EP0526038A1 (fr) 1993-02-03
JPH05238517A (ja) 1993-09-17
ES2121824T3 (es) 1998-12-16
CA2073421A1 (fr) 1993-01-26
EP0526038B1 (fr) 1998-10-07
DE69227224D1 (de) 1998-11-12
DE69227224T2 (de) 1999-05-12
KR930002931A (ko) 1993-02-23
CA2073421C (fr) 2003-09-23
HK1014285A1 (en) 1999-09-24
JP3269573B2 (ja) 2002-03-25

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