DE69227224T2 - Artikelentnahmeüberwachungssystem - Google Patents

Artikelentnahmeüberwachungssystem

Info

Publication number
DE69227224T2
DE69227224T2 DE69227224T DE69227224T DE69227224T2 DE 69227224 T2 DE69227224 T2 DE 69227224T2 DE 69227224 T DE69227224 T DE 69227224T DE 69227224 T DE69227224 T DE 69227224T DE 69227224 T2 DE69227224 T2 DE 69227224T2
Authority
DE
Germany
Prior art keywords
monitoring system
article removal
removal monitoring
article
removal
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 - Lifetime
Application number
DE69227224T
Other languages
German (de)
English (en)
Other versions
DE69227224D1 (de
Inventor
Craeme R Mann
Rich L Naylor
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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=DE69227224(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69227224D1 publication Critical patent/DE69227224D1/de
Application granted granted Critical
Publication of DE69227224T2 publication Critical patent/DE69227224T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Automation & Control Theory (AREA)
  • Burglar Alarm Systems (AREA)
  • Near-Field Transmission Systems (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Discharge Of Articles From Conveyors (AREA)
  • Warehouses Or Storage Devices (AREA)
  • Control Of Conveyors (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE69227224T 1991-07-25 1992-07-15 Artikelentnahmeüberwachungssystem Expired - Lifetime DE69227224T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE69227224D1 DE69227224D1 (de) 1998-11-12
DE69227224T2 true DE69227224T2 (de) 1999-05-12

Family

ID=3775577

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69227224T Expired - Lifetime DE69227224T2 (de) 1991-07-25 1992-07-15 Artikelentnahmeüberwachungssystem

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
KR100293835B1 (ko) 2001-09-17
KR930002931A (ko) 1993-02-23
CA2073421C (fr) 2003-09-23
HK1014285A1 (en) 1999-09-24
JP3269573B2 (ja) 2002-03-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition