BR7307533D0 - Processo e sistemas para detectar objetos dentro de uma zona de interrogacao - Google Patents

Processo e sistemas para detectar objetos dentro de uma zona de interrogacao

Info

Publication number
BR7307533D0
BR7307533D0 BR7533/73A BR753373A BR7307533D0 BR 7307533 D0 BR7307533 D0 BR 7307533D0 BR 7533/73 A BR7533/73 A BR 7533/73A BR 753373 A BR753373 A BR 753373A BR 7307533 D0 BR7307533 D0 BR 7307533D0
Authority
BR
Brazil
Prior art keywords
systems
detecting objects
interrogation zone
interrogation
zone
Prior art date
Application number
BR7533/73A
Other languages
English (en)
Inventor
E Fearon
Original Assignee
Stop Loss Inc
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=23223867&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR7307533(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Stop Loss Inc filed Critical Stop Loss Inc
Publication of BR7307533D0 publication Critical patent/BR7307533D0/pt

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
    • 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 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
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
    • 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
    • G08B13/2477—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)
  • Burglar Alarm Systems (AREA)
BR7533/73A 1972-12-15 1973-09-27 Processo e sistemas para detectar objetos dentro de uma zona de interrogacao BR7307533D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00315320A US3820104A (en) 1972-12-15 1972-12-15 Method and system for detecting an object within a magnetic field interrogation zone

Publications (1)

Publication Number Publication Date
BR7307533D0 true BR7307533D0 (pt) 1974-08-15

Family

ID=23223867

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7533/73A BR7307533D0 (pt) 1972-12-15 1973-09-27 Processo e sistemas para detectar objetos dentro de uma zona de interrogacao

Country Status (2)

Country Link
US (1) US3820104A (pt)
BR (1) BR7307533D0 (pt)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838409A (en) * 1973-04-13 1974-09-24 Knogo Corp Field strength uniformity control system for article theft detection system
US3938125A (en) * 1974-02-20 1976-02-10 Minnesota Mining And Manufacturing Company Antipilferage system and marker therefor
US3983552A (en) * 1975-01-14 1976-09-28 American District Telegraph Company Pilferage detection systems
US3990065A (en) * 1975-02-20 1976-11-02 The Magnavox Company Theft detection system
NL7702946A (nl) * 1976-04-03 1977-10-05 Bizerba Werke Kraut Kg Wilh Werkwijze en inrichting voor het vaststellen van de aanwezigheid van objecten in een bepaald controle- gebied, in het bijzonder voor het verhinderen van winkeldiefstallen.
US4075618A (en) * 1976-07-15 1978-02-21 Minnesota Mining And Manufacturing Company Magnetic asymmetric antipilferage marker
US4074249A (en) * 1977-02-04 1978-02-14 Knogo Corporation Magnetic detection means
US4135183A (en) * 1977-05-24 1979-01-16 Minnesota Mining And Manufacturing Company Antipilferage system utilizing "figure-8" shaped field producing and detector coils
US4215342A (en) * 1978-03-31 1980-07-29 Intex Inc. Merchandise tagging technique
US4222517A (en) * 1978-09-18 1980-09-16 Samuel Cornelious Evans Magnetic marker
USRE32427E (en) * 1979-04-23 1987-05-26 Amorphous antipilferage marker
US4298862A (en) * 1979-04-23 1981-11-03 Allied Chemical Corporation Amorphous antipilferage marker
US4484184A (en) * 1979-04-23 1984-11-20 Allied Corporation Amorphous antipilferage marker
USRE32428E (en) * 1979-04-23 1987-05-26 Allied Corporation Amorphous antipilferage marker
US4249167A (en) * 1979-06-05 1981-02-03 Magnavox Government And Industrial Electronics Company Apparatus and method for theft detection system having different frequencies
CA1138955A (en) * 1979-09-14 1983-01-04 Edward R. Fearon Anti-shoplifting system
US4342904A (en) * 1980-10-27 1982-08-03 Minnesota Mining And Manufacturing Company Lightweight ferromagnetic marker for the detection of objects having markers secured thereto
US4384281A (en) * 1980-10-31 1983-05-17 Knogo Corporation Theft detection apparatus using saturable magnetic targets
US4413254A (en) * 1981-09-04 1983-11-01 Sensormatic Electronics Corporation Combined radio and magnetic energy responsive surveillance marker and system
EP0078401B1 (en) * 1981-11-02 1985-08-07 Allied Corporation Amorphous antipilferage marker
US4495487A (en) * 1981-11-02 1985-01-22 Allied Corporation Amorphous antipilferage marker
US4539558A (en) * 1981-11-24 1985-09-03 Shin International, Inc. Antitheft system
WO1984002789A1 (en) * 1983-01-03 1984-07-19 Shin Myong Anti-shoplifting system
US4581524A (en) * 1983-04-26 1986-04-08 Minnesota Mining And Manufacturing Company Flexible ferromagnetic marker for the detection of objects having markers secured thereto
US4665387A (en) * 1983-07-13 1987-05-12 Knogo Corporation Method and apparatus for target deactivation and reactivation in article surveillance systems
CA1234891A (en) * 1983-10-20 1988-04-05 746278 Ontario Limited D/B/A I.D. Systems Canada Security system label
SE440002C (sv) * 1983-11-11 1987-07-13 Antonson Avery Ab Larmanordning for avkennande av inforandet av en med speciell markering forsedd detalj i ett for detta avkennande speciellt alstrat magnetfelt
US4642613A (en) * 1984-03-16 1987-02-10 Knogo Corporation Electronic theft detection apparatus with responder elements on protected articles
US4568921A (en) * 1984-07-13 1986-02-04 Knogo Corporation Theft detection apparatus and target and method of making same
US4622542A (en) * 1985-06-26 1986-11-11 Controlled Information Corporation Magnetic article surveillance system, method and coded marker
DE3545647A1 (de) * 1985-12-21 1987-06-25 Vacuumschmelze Gmbh Deaktivierbares sicherungsetikett fuer diebstahlsicherungssysteme
US4682154A (en) * 1986-02-12 1987-07-21 E.A.S. Technologies, Inc. Label for use in anti-theft surveillance system
US4799045A (en) * 1986-02-12 1989-01-17 E.A.S. Technologies, Inc. Method of detecting a label used in an anti-theft surveillance system
US4684930A (en) * 1986-03-18 1987-08-04 Knogo Corporation Method and apparatus for deactivating targets used in electromagnetic type article surveillance systems
JPH02500062A (ja) * 1986-09-18 1990-01-11 ハドソン‐アレン　リミテッド ２進記憶媒体読取り用センサ信号のディジタル処理
US4751500A (en) * 1987-02-10 1988-06-14 Knogo Corporation Detection of unauthorized removal of theft detection target devices
US4779076A (en) * 1987-05-20 1988-10-18 Controlled Information Corp. Deactivatable coded marker and magnetic article surveillance system
US4910625A (en) * 1988-10-11 1990-03-20 Eastman Kodak Company Article surveillance apparatus and systems for computer data disks
US5012380A (en) * 1989-08-24 1991-04-30 Eastman Kodak Company Article surveillance protection of flexible magnetic computer data storage disks
US4967184A (en) * 1989-09-19 1990-10-30 Eastman Kodak Company Computer disk with security protection
US5146204A (en) * 1990-03-13 1992-09-08 Knogo Corporation Theft detection apparatus and flattened wire target and method of making same
DE4015779A1 (de) * 1990-05-16 1991-11-21 Minnesota Mining & Mfg Verfahren zur verwendung mit einem dazu passenden ueberwachungssystem fuer gegenstaende zur feststellung und magnetisierung eines magnetischen markierungselements und vorrichtung zur durchfuehrung des verfahrens
US5126720A (en) * 1991-01-17 1992-06-30 Knogo Corporation Method and apparatus for deactivating magnetic targets
US5805065A (en) * 1991-05-08 1998-09-08 Minnesota Mining And Manufacturing Company Electro-magnetic desensitizer
US5341125A (en) * 1992-01-15 1994-08-23 Sensormatic Electronics Corporation Deactivating device for deactivating EAS dual status magnetic tags
US5288980A (en) * 1992-06-25 1994-02-22 Kingsley Library Equipment Company Library check out/check in system
US5401584A (en) * 1993-09-10 1995-03-28 Knogo Corporation Surveillance marker and method of making same
DE19503896A1 (de) * 1995-02-07 1996-08-08 Esselte Meto Int Gmbh Einrichtung zur Detektierung eines mit einem elektronischen Sicherungselement versehenen Artikels
US5798693A (en) * 1995-06-07 1998-08-25 Engellenner; Thomas J. Electronic locating systems
DE19740908C1 (de) 1997-09-17 1999-08-05 Vacuumschmelze Gmbh Anzeigeelement für die Verwendung in einem magnetischen Diebstahlsicherungssystem und Verfahren zur Herstellung eines Aktivierungsstreifens hierfür
DE19836462A1 (de) * 1998-08-12 2000-02-17 Meto International Gmbh Sicherungselement für die elektronische Artikelsicherung
DE19918589A1 (de) * 1999-04-23 2000-10-26 Vacuumschmelze Gmbh Magnetischer Markierstreifen und Verfahren zur Herstellung eines magnetischen Markierstreifens
US6611783B2 (en) 2000-01-07 2003-08-26 Nocwatch, Inc. Attitude indicator and activity monitoring device
US20040102870A1 (en) * 2002-11-26 2004-05-27 Andersen Scott Paul RFID enabled paper rolls and system and method for tracking inventory
CN104374308B (zh) * 2013-08-12 2017-01-18 光宝电子(广州)有限公司 检测电路

Also Published As

Publication number Publication date
US3820104A (en) 1974-06-25

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