CH618531A5 - - Google Patents

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Publication number
CH618531A5
CH618531A5 CH382577A CH382577A CH618531A5 CH 618531 A5 CH618531 A5 CH 618531A5 CH 382577 A CH382577 A CH 382577A CH 382577 A CH382577 A CH 382577A CH 618531 A5 CH618531 A5 CH 618531A5
Authority
CH
Switzerland
Prior art keywords
magnetic field
frequency
marking element
magnetic
alternating
Prior art date
Application number
CH382577A
Other languages
German (de)
English (en)
Inventor
Ernst-Gerhard Hartmann
Hans Krech
Franz Meir
Original Assignee
Bizerba Werke Kraut Kg Wilh
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 DE2614429A external-priority patent/DE2614429C3/de
Priority claimed from DE19762639284 external-priority patent/DE2639284C3/de
Priority claimed from DE19762641876 external-priority patent/DE2641876C3/de
Application filed by Bizerba Werke Kraut Kg Wilh filed Critical Bizerba Werke Kraut Kg Wilh
Publication of CH618531A5 publication Critical patent/CH618531A5/de

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
    • G08B13/2465—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 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
CH382577A 1976-04-03 1977-03-25 CH618531A5 (sv)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2614429A DE2614429C3 (de) 1976-04-03 1976-04-03 Verfahren und Vorrichtung zur Feststellung der Anwesenheit von Gegenständen in einem bestimmten Überwachungsbereich
DE19762639284 DE2639284C3 (de) 1976-09-01 1976-09-01 Verfahren und Vorrichtung zur Feststellung der Anwesenheit von Gegenständen in einem bestimmten Überwachungsbereich
DE19762641876 DE2641876C3 (de) 1976-09-17 1976-09-17 Deaktivierbares Markierungselement zur Feststellung von Gegenständen in einem Überwachungsbereich, insbesondere zur Verhinderung von Ladendiebstählen

Publications (1)

Publication Number Publication Date
CH618531A5 true CH618531A5 (sv) 1980-07-31

Family

ID=27186811

Family Applications (1)

Application Number Title Priority Date Filing Date
CH382577A CH618531A5 (sv) 1976-04-03 1977-03-25

Country Status (11)

Country Link
US (1) US4123749A (sv)
JP (1) JPS52120799A (sv)
AU (1) AU506780B2 (sv)
CH (1) CH618531A5 (sv)
ES (1) ES457464A1 (sv)
FR (1) FR2346688A1 (sv)
GB (1) GB1538385A (sv)
IT (1) IT1077381B (sv)
NL (1) NL7702946A (sv)
SE (1) SE427779B (sv)
YU (1) YU84677A (sv)

Families Citing this family (51)

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CA1138955A (en) * 1979-09-14 1983-01-04 Edward R. Fearon Anti-shoplifting system
EP0130973A1 (en) * 1983-01-03 1985-01-16 SHIN, Myong Anti-shoplifting system
SE8400826L (sv) * 1984-02-15 1985-08-16 Leif Asbrink Forfarande jemte anordning for att detektera nervaro av en indikeringsanordning i en begrensad undersokningszon
CA1234892A (en) * 1984-02-16 1988-04-05 Pierre Taillefer Security tag detection system
US4686516A (en) * 1984-11-26 1987-08-11 Sensormatic Electronics Corporation Method, system and apparatus for use in article surveillance
JPS61158366A (ja) * 1984-12-29 1986-07-18 シグマ・セキユリテイ・インコ−ポレ−テツド 安全ラベルとラベルの存在を決定する方法
US4782342A (en) * 1986-08-04 1988-11-01 Walton Charles A Proximity identification system with lateral flux paths
IT1214993B (it) * 1986-12-10 1990-01-31 Manneschi Alessandro Rivelatore di metalli con scansione magnetica del volume di transito.
US4967185A (en) * 1989-08-08 1990-10-30 Minnesota Mining And Manufacturing Company Multi-directionally responsive, dual-status, magnetic article surveillance marker having continuous keeper
US5428346A (en) * 1993-05-28 1995-06-27 Sealed Air Corporation Theft alarm activating absorbent pad
AU8073194A (en) * 1993-10-05 1995-05-01 Pac/Scan, Inc. Retail theft prevention and information device
SE506449C2 (sv) * 1996-02-12 1997-12-15 Rso Corp Artikelövervakningssystem
US6363940B1 (en) * 1998-05-14 2002-04-02 Calypso Medical Technologies, Inc. System and method for bracketing and removing tissue
US6057765A (en) * 1998-10-07 2000-05-02 Research Electronics International Non-linear junction detector
US6163259A (en) * 1999-06-04 2000-12-19 Research Electronics International Pulse transmitting non-linear junction detector
WO2001030129A2 (en) 1999-10-28 2001-05-03 Brivo Systems, Inc. Systems and devices for unattended transfer of items
US6611783B2 (en) 2000-01-07 2003-08-26 Nocwatch, Inc. Attitude indicator and activity monitoring device
IL135730A (en) * 2000-04-18 2004-05-12 Visonic Ltd Displacement sensor
ATE456332T1 (de) 2000-11-17 2010-02-15 Calypso Medical Inc System zur lokalisierung und definition einer zielposition in einem menschlichen körper
US20020193685A1 (en) 2001-06-08 2002-12-19 Calypso Medical, Inc. Guided Radiation Therapy System
US7135978B2 (en) 2001-09-14 2006-11-14 Calypso Medical Technologies, Inc. Miniature resonating marker assembly
US6838990B2 (en) 2001-12-20 2005-01-04 Calypso Medical Technologies, Inc. System for excitation leadless miniature marker
US6812842B2 (en) 2001-12-20 2004-11-02 Calypso Medical Technologies, Inc. System for excitation of a leadless miniature marker
US6822570B2 (en) * 2001-12-20 2004-11-23 Calypso Medical Technologies, Inc. System for spatially adjustable excitation of leadless miniature marker
US20060079764A1 (en) 2004-07-23 2006-04-13 Wright J N Systems and methods for real time tracking of targets in radiation therapy and other medical applications
US7289839B2 (en) 2002-12-30 2007-10-30 Calypso Medical Technologies, Inc. Implantable marker with a leadless signal transmitter compatible for use in magnetic resonance devices
US7912529B2 (en) * 2002-12-30 2011-03-22 Calypso Medical Technologies, Inc. Panel-type sensor/source array assembly
US7247160B2 (en) * 2002-12-30 2007-07-24 Calypso Medical Technologies, Inc. Apparatuses and methods for percutaneously implanting objects in patients
US9248003B2 (en) 2002-12-30 2016-02-02 Varian Medical Systems, Inc. Receiver used in marker localization sensing system and tunable to marker frequency
US7926491B2 (en) * 2002-12-31 2011-04-19 Calypso Medical Technologies, Inc. Method and apparatus for sensing field strength signals to estimate location of a wireless implantable marker
US8196589B2 (en) 2003-12-24 2012-06-12 Calypso Medical Technologies, Inc. Implantable marker with wireless signal transmitter
US7684849B2 (en) 2003-12-31 2010-03-23 Calypso Medical Technologies, Inc. Marker localization sensing system synchronized with radiation source
WO2005067563A2 (en) * 2004-01-12 2005-07-28 Calypso Medical Technologies, Inc. Instruments with location markers and methods for tracking instruments through anatomical passageways
CA2572019A1 (en) 2004-06-24 2006-01-05 Calypso Medical Technologies, Inc. Systems and methods for treating a lung of a patient using guided radiation therapy or surgery
US9586059B2 (en) 2004-07-23 2017-03-07 Varian Medical Systems, Inc. User interface for guided radiation therapy
US7899513B2 (en) 2004-07-23 2011-03-01 Calypso Medical Technologies, Inc. Modular software system for guided radiation therapy
US8095203B2 (en) 2004-07-23 2012-01-10 Varian Medical Systems, Inc. Data processing for real-time tracking of a target in radiation therapy
US8437449B2 (en) 2004-07-23 2013-05-07 Varian Medical Systems, Inc. Dynamic/adaptive treatment planning for radiation therapy
EP1771223A4 (en) * 2004-07-23 2009-04-22 Calypso Med Technologies Inc DEVICE AND METHOD FOR PERCUTANEOUS OBJECT IMPLANTING IN PATIENTS
EP1778357A2 (en) 2004-07-23 2007-05-02 Calypso Medical Technologies, Inc. Integrated radiation therapy systems and methods for treating a target in a patient
US20060279406A1 (en) * 2005-06-07 2006-12-14 Robert Stewart Synchronization and adaptive timing method for multiple RFID reader system
EP1926520B1 (en) 2005-09-19 2015-11-11 Varian Medical Systems, Inc. Apparatus and methods for implanting objects, such as bronchoscopically implanting markers in the lung of patients
US7808226B1 (en) 2005-10-26 2010-10-05 Research Electronics International Line tracing method and apparatus utilizing non-linear junction detecting locator probe
US7212008B1 (en) 2005-11-03 2007-05-01 Barsumian Bruce R Surveillance device detection utilizing non linear junction detection and reflectometry
EP1973494A2 (en) 2005-11-17 2008-10-01 Calypso Medical Technologies, INC. Apparatus and methods for using an electromagnetic transponder in orthopedic procedures
US9237860B2 (en) 2008-06-05 2016-01-19 Varian Medical Systems, Inc. Motion compensation for medical imaging and associated systems and methods
US9943704B1 (en) 2009-01-21 2018-04-17 Varian Medical Systems, Inc. Method and system for fiducials contained in removable device for radiation therapy
US9545506B2 (en) 2010-10-01 2017-01-17 Varian Medical Systems, Inc. Delivery catheter for and method of delivering an implant, for example, bronchoscopically implanting a marker in a lung
GB2509884B (en) 2011-11-16 2018-10-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies
US10043284B2 (en) 2014-05-07 2018-08-07 Varian Medical Systems, Inc. Systems and methods for real-time tumor tracking
US9919165B2 (en) 2014-05-07 2018-03-20 Varian Medical Systems, Inc. Systems and methods for fiducial to plan association

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3765007A (en) * 1969-07-11 1973-10-09 Minnesota Mining & Mfg Method and apparatus for detecting at a distance the status and identity of objects
US3820104A (en) * 1972-12-15 1974-06-25 Stop Loss Inc Method and system for detecting an object within a magnetic field interrogation zone
US3838409A (en) * 1973-04-13 1974-09-24 Knogo Corp Field strength uniformity control system for article theft detection system

Also Published As

Publication number Publication date
NL7702946A (nl) 1977-10-05
IT1077381B (it) 1985-05-04
SE427779B (sv) 1983-05-02
YU84677A (en) 1982-08-31
AU506780B2 (en) 1980-01-24
SE7703555L (sv) 1977-10-04
AU2362977A (en) 1978-09-28
JPS52120799A (en) 1977-10-11
US4123749A (en) 1978-10-31
FR2346688A1 (fr) 1977-10-28
ES457464A1 (es) 1978-11-16
GB1538385A (en) 1979-01-17

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PL Patent ceased