IT7822830A0 - Apparecchiatura di rivelazione per rivelare la presenza di un articolo e elemento di contrassegno per la detta apparecchiatura. - Google Patents

Apparecchiatura di rivelazione per rivelare la presenza di un articolo e elemento di contrassegno per la detta apparecchiatura.

Info

Publication number
IT7822830A0
IT7822830A0 IT7822830A IT2283078A IT7822830A0 IT 7822830 A0 IT7822830 A0 IT 7822830A0 IT 7822830 A IT7822830 A IT 7822830A IT 2283078 A IT2283078 A IT 2283078A IT 7822830 A0 IT7822830 A0 IT 7822830A0
Authority
IT
Italy
Prior art keywords
equipment
item
detect
marking element
detection equipment
Prior art date
Application number
IT7822830A
Other languages
English (en)
Other versions
IT1095240B (it
Original Assignee
Parmeko Ltd
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
Priority claimed from GB17749/77A external-priority patent/GB1604219A/en
Application filed by Parmeko Ltd filed Critical Parmeko Ltd
Publication of IT7822830A0 publication Critical patent/IT7822830A0/it
Application granted granted Critical
Publication of IT1095240B publication Critical patent/IT1095240B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B13/2431—Tag circuit details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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 SYSTEMS, e.g. PERSONAL 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
    • G08B13/2477—Antenna or antenna activator circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Credit Cards Or The Like (AREA)
  • Geophysics And Detection Of Objects (AREA)
IT22830/78A 1977-04-28 1978-04-28 Apparecchiatura di rivelazione per rivelare la presenza di un articolo e elemento di contrassegno per la detta apparecchiatura IT1095240B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB17749/77A GB1604219A (en) 1977-04-28 1977-04-28 Detection systems
GB3486177 1977-08-19

Publications (2)

Publication Number Publication Date
IT7822830A0 true IT7822830A0 (it) 1978-04-28
IT1095240B IT1095240B (it) 1985-08-10

Family

ID=26252901

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22830/78A IT1095240B (it) 1977-04-28 1978-04-28 Apparecchiatura di rivelazione per rivelare la presenza di un articolo e elemento di contrassegno per la detta apparecchiatura

Country Status (7)

Country Link
JP (1) JPS53135600A (it)
CH (1) CH629019A5 (it)
DE (1) DE2818561A1 (it)
FR (1) FR2392451A1 (it)
IT (1) IT1095240B (it)
NL (1) NL7804417A (it)
NO (1) NO147814C (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139844A (en) * 1977-10-07 1979-02-13 Sensormatic Electronics Corporation Surveillance method and system with electromagnetic carrier and plural range limiting signals
CA1190970A (en) * 1980-10-09 1985-07-23 Harold B. Williams Dual frequency anti-theft system
US4481428A (en) * 1981-05-19 1984-11-06 Security Tag Systems, Inc. Batteryless, portable, frequency divider useful as a transponder of electromagnetic radiation
US4700179A (en) * 1982-04-12 1987-10-13 Ici Americas Inc. Crossed beam high frequency anti-theft system
JPS58200180A (ja) * 1982-05-17 1983-11-21 San Power Kogyo Kk 周波数センサ−
DE3234601A1 (de) * 1982-09-17 1984-03-22 Siemens AG, 1000 Berlin und 8000 München Anordnung zur markierung von personen und objekten
JPS60142799A (ja) * 1983-12-30 1985-07-27 三谷　尚弘 商品の検知方法
JPS60112893U (ja) * 1983-12-30 1985-07-31 三谷　尚弘 共振器
US7151455B2 (en) 2004-04-30 2006-12-19 Kimberly-Clark Worldwide, Inc. Activating a data tag by load or orientation or user control
US7948381B2 (en) 2004-04-30 2011-05-24 Binforma Group Limited Liability Company Reversibly deactivating a radio frequency identification data tag
US7098794B2 (en) 2004-04-30 2006-08-29 Kimberly-Clark Worldwide, Inc. Deactivating a data tag for user privacy or tamper-evident packaging
US7336183B2 (en) 2004-04-30 2008-02-26 Kimberly-Clark Worldwide, Inc. Decommissioning an electronic data tag

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696379A (en) * 1970-12-02 1972-10-03 Knogo Corp Apparatus for article theft detection
DE2160041A1 (de) * 1971-12-03 1973-06-07 See International Inc Verfahren und anordnung zur verhinderung von ladendiebstaehlen
US3990065A (en) * 1975-02-20 1976-11-02 The Magnavox Company Theft detection system

Also Published As

Publication number Publication date
NO147814C (no) 1983-06-15
JPS53135600A (en) 1978-11-27
NL7804417A (nl) 1978-10-31
NO147814B (no) 1983-03-07
IT1095240B (it) 1985-08-10
CH629019A5 (en) 1982-03-31
DE2818561A1 (de) 1978-11-09
FR2392451A1 (fr) 1978-12-22
NO781462L (no) 1978-10-31

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