DK227486A - Fremgangsmaade og apparat til frembringelse af elektromagnetiskeovervaagningsfelter - Google Patents
Fremgangsmaade og apparat til frembringelse af elektromagnetiskeovervaagningsfelter Download PDFInfo
- Publication number
- DK227486A DK227486A DK227486A DK227486A DK227486A DK 227486 A DK227486 A DK 227486A DK 227486 A DK227486 A DK 227486A DK 227486 A DK227486 A DK 227486A DK 227486 A DK227486 A DK 227486A
- Authority
- DK
- Denmark
- Prior art keywords
- making electromagnetic
- electromagnetic surveillance
- surveillance fields
- fields
- making
- Prior art date
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
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
- G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils
- G01V3/105—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops
- G01V3/107—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops using compensating coil or loop arrangements
-
- 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
- G08B13/2474—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
-
- 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
- G08B13/2488—Timing issues, e.g. synchronising measures to avoid signal collision, with multiple emitters or a single emitter and receiver
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Security & Cryptography (AREA)
- Automation & Control Theory (AREA)
- Signal Processing (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Burglar Alarm Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/651,576 US4634975A (en) | 1984-09-17 | 1984-09-17 | Method and apparatus for producing electromagnetic surveillance fields |
PCT/US1985/001785 WO1986001924A1 (en) | 1984-09-17 | 1985-09-17 | Method and apparatus for producing electromagnetic surveillance fields |
Publications (2)
Publication Number | Publication Date |
---|---|
DK227486D0 DK227486D0 (da) | 1986-05-16 |
DK227486A true DK227486A (da) | 1986-07-04 |
Family
ID=24613395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK227486A DK227486A (da) | 1984-09-17 | 1986-05-16 | Fremgangsmaade og apparat til frembringelse af elektromagnetiskeovervaagningsfelter |
Country Status (7)
Country | Link |
---|---|
US (2) | US4634975A (da) |
EP (1) | EP0195070A4 (da) |
JP (1) | JPS62501443A (da) |
AU (1) | AU584135B2 (da) |
CA (2) | CA1240756A (da) |
DK (1) | DK227486A (da) |
WO (1) | WO1986001924A1 (da) |
Families Citing this family (82)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1214993B (it) * | 1986-12-10 | 1990-01-31 | Manneschi Alessandro | Rivelatore di metalli con scansione magnetica del volume di transito. |
US4766847A (en) * | 1987-06-01 | 1988-08-30 | John Venczel | Apparatus and system for animal training |
US5103234A (en) * | 1987-08-28 | 1992-04-07 | Sensormatic Electronics Corporation | Electronic article surveillance system |
ZA889254B (en) * | 1987-12-10 | 1990-08-29 | Uniscan Ltd | Powering and communication apparatus and method(s) |
US4959636A (en) * | 1987-12-17 | 1990-09-25 | Detection Systems Pty. Ltd. | Search head for metal detectors |
FR2626680A1 (fr) * | 1988-02-02 | 1989-08-04 | Bousquet Alain | Dispositif destine a deceler et signaler la presence de masses metalliques dans un espace aux dimensions determinees |
GB8808933D0 (en) * | 1988-04-15 | 1988-05-18 | Scient Generics Ltd | Antipilferage system |
US5049857A (en) * | 1989-07-24 | 1991-09-17 | Sensormatic Electronics Corporation | Multi-mode electronic article surveillance system |
US5083113A (en) * | 1990-01-31 | 1992-01-21 | Texas Instruments Incorporated | Inductive coupled object identification system and method |
US5030919A (en) * | 1990-06-04 | 1991-07-09 | G&E Test Technologies, Inc. | Zero impedance switch |
US5243286A (en) * | 1990-06-06 | 1993-09-07 | Advanced Nmr Systems, Inc. | Split shield for magnetic resonance imaging |
US5481191A (en) * | 1990-06-29 | 1996-01-02 | Advanced Nmr Systems, Inc. | Shielded gradient coil for nuclear magnetic resonance imaging |
DE4240921C1 (de) * | 1992-12-04 | 1994-05-11 | Alessandro Manneschi | Metalldetektor |
US5460124A (en) | 1993-07-15 | 1995-10-24 | Perimeter Technologies Incorporated | Receiver for an electronic animal confinement system |
DE4436975B4 (de) * | 1994-10-15 | 2007-10-25 | Meto International Gmbh | Verfahren zur elektronischen Artikelüberwachung |
CN1185865A (zh) * | 1995-05-30 | 1998-06-24 | 传感电子公司 | 用于改进询问场分布的eas系统天线结构 |
US5653192A (en) * | 1996-03-06 | 1997-08-05 | Alfa Laval Agri Inc. | Livestock identification apparatus |
IL119971A (en) * | 1997-01-07 | 2003-02-12 | Yissum Res Dev Co | Pharmaceutical compositions containing dicarboxylic acids and derivatives thereof and some novel dicarboxylic acids |
US5867101A (en) * | 1997-02-03 | 1999-02-02 | Sensormatic Electronics Corporation | Multi-phase mode multiple coil distance deactivator for magnetomechanical EAS markers |
US6111507A (en) * | 1997-02-03 | 2000-08-29 | Sensormatic Electronics Corporation | Energizing circuit for EAS marker deactivation device |
GB2326529B (en) * | 1997-06-04 | 2001-12-05 | Identec Ltd | Radio frequency antenna |
US6363940B1 (en) * | 1998-05-14 | 2002-04-02 | Calypso Medical Technologies, Inc. | System and method for bracketing and removing tissue |
WO2000039767A1 (fr) * | 1998-12-29 | 2000-07-06 | Obschestvo S Ogranichennoi Otvetstvennostiju 'sekret' | Systeme de generation d'un champ electromagnetique d'enregistrement ayant une configuration donnee |
US6025807A (en) * | 1999-03-12 | 2000-02-15 | Lucent Technologies, Inc. | Orientation independent loop antenna |
US6724191B1 (en) | 2000-05-09 | 2004-04-20 | Admiralty Corporation | Systems and methods useful for detecting presence and/or location of various materials |
DE60043788D1 (de) * | 2000-11-17 | 2010-03-18 | Calypso Medical Inc | System zur lokalisierung und definition einer zielposition in einem menschlichen körper |
US6333723B1 (en) * | 2000-12-05 | 2001-12-25 | Magneto-Inductive Systems Limited | Switchable transceiver antenna |
KR100429471B1 (ko) * | 2000-12-28 | 2004-05-03 | 주식회사 방산테크노로지 | 총기류검색시스템 |
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 |
US6822570B2 (en) * | 2001-12-20 | 2004-11-23 | Calypso Medical Technologies, Inc. | System for spatially adjustable excitation of leadless miniature marker |
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 |
AU2003218937A1 (en) * | 2002-04-25 | 2003-11-10 | National Research Council Of Canada | Detection of ferromagnetic objects approaching a magnet |
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 |
US7247160B2 (en) * | 2002-12-30 | 2007-07-24 | Calypso Medical Technologies, Inc. | Apparatuses and methods for percutaneously implanting objects in patients |
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 |
US7912529B2 (en) * | 2002-12-30 | 2011-03-22 | Calypso Medical Technologies, Inc. | Panel-type sensor/source array assembly |
US9248003B2 (en) * | 2002-12-30 | 2016-02-02 | Varian Medical Systems, Inc. | Receiver used in marker localization sensing system and tunable to marker frequency |
US7126323B1 (en) | 2003-07-25 | 2006-10-24 | Admiralty Corporation | Systems and methods for synchronous detection of signals |
US8196589B2 (en) * | 2003-12-24 | 2012-06-12 | Calypso Medical Technologies, Inc. | Implantable marker with wireless signal transmitter |
US20050154284A1 (en) * | 2003-12-31 | 2005-07-14 | Wright J. N. | Method and system for calibration of a marker localization sensing array |
US20050154280A1 (en) * | 2003-12-31 | 2005-07-14 | Wright J. N. | Receiver used in marker localization sensing system |
US7684849B2 (en) * | 2003-12-31 | 2010-03-23 | Calypso Medical Technologies, Inc. | Marker localization sensing system synchronized with radiation source |
US9623208B2 (en) * | 2004-01-12 | 2017-04-18 | Varian Medical Systems, 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 |
US7899513B2 (en) * | 2004-07-23 | 2011-03-01 | Calypso Medical Technologies, Inc. | Modular software system for guided radiation therapy |
US20090209804A1 (en) * | 2004-07-23 | 2009-08-20 | Calypso Medical Technologies, Inc. | Apparatuses and methods for percutaneously implanting objects in patients |
WO2006012631A2 (en) | 2004-07-23 | 2006-02-02 | Calypso Medical Technologies, Inc. | Integrated radiation therapy systems and methods for treating a target in a patient |
JP2008507329A (ja) * | 2004-07-23 | 2008-03-13 | カリプソー メディカル テクノロジーズ インコーポレイテッド | 放射線治療及び他の医療用途におけるターゲットの実時間追跡のためのシステム及び方法 |
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 |
US9586059B2 (en) * | 2004-07-23 | 2017-03-07 | Varian Medical Systems, Inc. | User interface for guided radiation therapy |
WO2007035798A2 (en) | 2005-09-19 | 2007-03-29 | Calypso Medical Technologies, Inc. | Apparatus and methods for implanting objects, such as bronchoscopically implanting markers in the lung of patients |
US8955458B2 (en) * | 2005-11-16 | 2015-02-17 | Vertex Pharmaceuticals, Inc. | Wireless detection of motion |
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 |
GB2461126B (en) * | 2008-06-25 | 2010-09-29 | Shearwell Data Ltd | Antenna system |
EP2327230B1 (en) | 2008-09-04 | 2013-03-27 | Allflex Usa, Inc. | Combination full-duplex and half-duplex electronic identification tag |
US9943704B1 (en) | 2009-01-21 | 2018-04-17 | Varian Medical Systems, Inc. | Method and system for fiducials contained in removable device for radiation therapy |
EA201200024A1 (ru) * | 2009-06-15 | 2012-08-30 | Сайег Адель Оде | Электронная система защиты товаров от краж |
WO2011041849A1 (en) * | 2009-10-09 | 2011-04-14 | Aleis Pty Ltd | Radio frequency identification reader antenna having a dynamically adjustable q-factor |
US8811542B2 (en) * | 2009-10-09 | 2014-08-19 | Aleis Pty Ltd. | HDX demodulator |
US8468975B2 (en) | 2009-10-12 | 2013-06-25 | Vertex Pharmaceuticals, Inc. | Wireless monitoring of laboratory animals |
AU2010315240B2 (en) * | 2009-11-04 | 2016-05-05 | Allflex USA LLC | Signal cancelling transmit/receive multi-loop antenna for a radio frequency identification reader |
CN103347454B (zh) | 2010-10-01 | 2016-10-12 | 瓦里安医疗系统公司 | 用于递送植入物,例如在肺中经支气管镜植入标记物的递送导管和方法 |
US9919165B2 (en) | 2014-05-07 | 2018-03-20 | Varian Medical Systems, Inc. | Systems and methods for fiducial to plan association |
US10043284B2 (en) | 2014-05-07 | 2018-08-07 | Varian Medical Systems, Inc. | Systems and methods for real-time tumor tracking |
WO2017114109A1 (zh) * | 2015-12-28 | 2017-07-06 | 深圳市澳亚迪电子设备有限公司 | 一种自平衡降噪金属探测双线圈 |
USD837769S1 (en) * | 2017-05-22 | 2019-01-08 | Shenzhen Antop Technology Limited | Antenna |
USD838697S1 (en) * | 2017-05-22 | 2019-01-22 | Shenzhen Antop Technology Limited | Antenna |
USD849722S1 (en) * | 2017-05-22 | 2019-05-28 | Shenzhen Antop Technology Limited | Antenna |
USD850425S1 (en) * | 2017-05-22 | 2019-06-04 | Shenzhen Antop Technology Limited | Antenna |
USD847798S1 (en) | 2017-05-22 | 2019-05-07 | Shenzhen Antop Technology Limited | Antenna |
USD896793S1 (en) * | 2017-11-09 | 2020-09-22 | Shenzhen Antop Technology Limited | Antenna |
USD900075S1 (en) * | 2017-11-09 | 2020-10-27 | Shenzhen Antop Technology Limited | Antenna |
USD896791S1 (en) * | 2017-11-09 | 2020-09-22 | Shenzhen Antop Technology Limited | Antenna |
USD896792S1 (en) * | 2017-11-09 | 2020-09-22 | Shenzhen Antop Technology Limited | Antenna |
USD867192S1 (en) | 2018-06-06 | 2019-11-19 | Donald R. Sweeney | Metal detector |
CN109374683B (zh) * | 2018-08-24 | 2021-01-12 | 中国南方电网有限责任公司超高压输电公司广州局 | 一种均压电极线对冷却水管损伤模拟试验装置及方法 |
EP3748383A1 (en) | 2019-06-04 | 2020-12-09 | Koninklijke Philips N.V. | Sensor system for increasing security in mr environments |
USD909350S1 (en) * | 2019-08-09 | 2021-02-02 | Zhicheng Zhou | TV antenna |
Family Cites Families (16)
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---|---|---|---|---|
US3493955A (en) * | 1968-04-17 | 1970-02-03 | Monere Corp | Method and apparatus for detecting the unauthorized movement of articles |
US3665449A (en) * | 1969-07-11 | 1972-05-23 | Minnesota Mining & Mfg | Method and apparatus for detecting at a distance the status and identity of objects |
US3697996A (en) * | 1969-07-11 | 1972-10-10 | Minnesota Mining & Mfg | Electromagnetic field producing apparatus and method for sequentially producing a plurality of fields |
US3740742A (en) * | 1971-05-11 | 1973-06-19 | T Thompson | Method and apparatus for actuating an electric circuit |
US3889249A (en) * | 1971-10-29 | 1975-06-10 | Sperry Rand Corp | Static magnetic field metal detector |
US3758849A (en) * | 1972-03-31 | 1973-09-11 | Sperry Rand Corp | Metal detector system having identical balanced field coil system on opposite sides of a detection zone |
DE2629003C2 (de) * | 1976-06-28 | 1978-11-16 | Elan-Schaltelemente Kurt Maecker Gmbh, 4040 Neuss | Verfahren und Anordnung zur Anzeige des Vorhandenseins von Gegenständen in einem Überwachungsbereich, insbesondere zur Verhinderung von Ladendiebstählen |
US4326198A (en) * | 1976-08-18 | 1982-04-20 | Knogo Corporation | Method and apparatus for the promotion of selected harmonic response signals in an article detection system |
DE2716062A1 (de) * | 1977-04-09 | 1978-10-19 | Maecker Elan Schaltelemente | Verfahren und anordnung zur anzeige des vorhandenseins von gegenstaenden in einem ueberwachungsbereich, insbesondere zur verhinderung von ladendiebstaehlen |
US4118693A (en) * | 1977-05-09 | 1978-10-03 | Knogo Corporation | Method and apparatus for producing uniform electromagnetic fields in an article detection system |
NL7708012A (nl) * | 1977-07-19 | 1979-01-23 | Nedap Nv | Detectiestelsel. |
US4467281A (en) * | 1980-02-29 | 1984-08-21 | Electric Power Research Institute, Inc. | Multi frequency eddy current test apparatus with intermediate frequency processing |
US4300183A (en) * | 1980-03-27 | 1981-11-10 | Richardson Robert H | Method and apparatus for generating alternating magnetic fields to produce harmonic signals from a metallic strip |
US4309697A (en) * | 1980-10-02 | 1982-01-05 | Sensormatic Electronics Corporation | Magnetic surveillance system with odd-even harmonic and phase discrimination |
US4539558A (en) * | 1981-11-24 | 1985-09-03 | Shin International, Inc. | Antitheft system |
US4519066A (en) * | 1982-12-06 | 1985-05-21 | Sensormatic Electronics Corporation | Duplexer with sum and difference signal outputs |
-
1984
- 1984-09-17 US US06/651,576 patent/US4634975A/en not_active Expired - Fee Related
-
1985
- 1985-09-17 EP EP19850904912 patent/EP0195070A4/en not_active Ceased
- 1985-09-17 JP JP60504272A patent/JPS62501443A/ja active Pending
- 1985-09-17 AU AU49545/85A patent/AU584135B2/en not_active Ceased
- 1985-09-17 CA CA000490885A patent/CA1240756A/en not_active Expired
- 1985-09-17 WO PCT/US1985/001785 patent/WO1986001924A1/en not_active Application Discontinuation
-
1986
- 1986-05-16 DK DK227486A patent/DK227486A/da not_active Application Discontinuation
- 1986-09-22 US US06/909,560 patent/US4795995A/en not_active Expired - Fee Related
-
1988
- 1988-04-21 CA CA000564750A patent/CA1257361A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU4954585A (en) | 1986-04-08 |
US4634975A (en) | 1987-01-06 |
EP0195070A1 (en) | 1986-09-24 |
DK227486D0 (da) | 1986-05-16 |
US4795995A (en) | 1989-01-03 |
CA1240756A (en) | 1988-08-16 |
WO1986001924A1 (en) | 1986-03-27 |
AU584135B2 (en) | 1989-05-18 |
JPS62501443A (ja) | 1987-06-11 |
EP0195070A4 (en) | 1988-11-22 |
CA1257361A (en) | 1989-07-11 |
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