DK206790A - Antennekonstruktion til et elektronisk vareovervaagningsanlaeg - Google Patents

Antennekonstruktion til et elektronisk vareovervaagningsanlaeg Download PDF

Info

Publication number
DK206790A
DK206790A DK206790A DK206790A DK206790A DK 206790 A DK206790 A DK 206790A DK 206790 A DK206790 A DK 206790A DK 206790 A DK206790 A DK 206790A DK 206790 A DK206790 A DK 206790A
Authority
DK
Denmark
Prior art keywords
loop
lead
electronic product
product monitoring
antenna construction
Prior art date
Application number
DK206790A
Other languages
Danish (da)
English (en)
Other versions
DK206790D0 (da
Inventor
Thomas G Clemens
Original Assignee
Checkpoint Systems 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
Application filed by Checkpoint Systems Inc filed Critical Checkpoint Systems Inc
Publication of DK206790D0 publication Critical patent/DK206790D0/da
Publication of DK206790A publication Critical patent/DK206790A/da

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/04—Screened antennas

Landscapes

  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
DK206790A 1988-12-30 1990-08-29 Antennekonstruktion til et elektronisk vareovervaagningsanlaeg DK206790A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/292,361 US5103235A (en) 1988-12-30 1988-12-30 Antenna structure for an electronic article surveillance system
PCT/US1989/005872 WO1990007803A1 (en) 1988-12-30 1989-12-26 Antenna structure for an electronic article surveillance system

Publications (2)

Publication Number Publication Date
DK206790D0 DK206790D0 (da) 1990-08-29
DK206790A true DK206790A (da) 1990-08-29

Family

ID=23124336

Family Applications (1)

Application Number Title Priority Date Filing Date
DK206790A DK206790A (da) 1988-12-30 1990-08-29 Antennekonstruktion til et elektronisk vareovervaagningsanlaeg

Country Status (12)

Country Link
US (1) US5103235A (ja)
EP (1) EP0407532B1 (ja)
JP (1) JPH03503110A (ja)
AT (1) ATE120042T1 (ja)
AU (1) AU620679B2 (ja)
CA (1) CA2006749A1 (ja)
DE (1) DE68921745T2 (ja)
DK (1) DK206790A (ja)
ES (1) ES2020690A6 (ja)
FI (1) FI97092C (ja)
MX (1) MX170375B (ja)
WO (1) WO1990007803A1 (ja)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
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US5572226A (en) * 1992-05-15 1996-11-05 Micron Technology, Inc. Spherical antenna pattern(s) from antenna(s) arranged in a two-dimensional plane for use in RFID tags and labels
US5373301A (en) * 1993-01-04 1994-12-13 Checkpoint Systems, Inc. Transmit and receive antenna having angled crossover elements
GB9305085D0 (en) * 1993-03-12 1993-04-28 Esselte Meto Int Gmbh Electronic article surveillance system with enhanced geometric arrangement
US5349502A (en) * 1993-04-29 1994-09-20 Minnesota Mining And Manufacturing Company Universal lattice for magnetic electronic article surveillance system
US5798693A (en) * 1995-06-07 1998-08-25 Engellenner; Thomas J. Electronic locating systems
US5602556A (en) * 1995-06-07 1997-02-11 Check Point Systems, Inc. Transmit and receive loop antenna
US5653192A (en) * 1996-03-06 1997-08-05 Alfa Laval Agri Inc. Livestock identification apparatus
CA2251326C (en) * 1996-04-10 2003-06-17 Sentry Technology Corporation Electronic article surveillance system
US6104311A (en) * 1996-08-26 2000-08-15 Addison Technologies Information storage and identification tag
US5914692A (en) * 1997-01-14 1999-06-22 Checkpoint Systems, Inc. Multiple loop antenna with crossover element having a pair of spaced, parallel conductors for electrically connecting the multiple loops
US5990791A (en) * 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
US5963173A (en) * 1997-12-05 1999-10-05 Sensormatic Electronics Corporation Antenna and transmitter arrangement for EAS system
US6166706A (en) * 1998-11-04 2000-12-26 Checkpoint Systems, Inc. Rotating field antenna with a magnetically coupled quadrature loop
US6517000B1 (en) 1999-05-03 2003-02-11 Psc Scanning, Inc. Dual ended cable for connecting electronic article surveillance antenna with RFID equipment
JP3498716B2 (ja) * 2001-02-09 2004-02-16 オムロン株式会社 アンテナ装置
GB2374490B (en) * 2001-03-26 2004-08-25 George Alan Limpkin Human Presence interrogation apparatus
DE60232652D1 (de) * 2001-05-04 2009-07-30 Nxp Bv Kommunikationsgerät mit spulenkonfiguration zur kommunikation mit stationären datenträgern
CA2347596C (en) * 2001-05-17 2004-01-27 James Stanley Podger The double-lemniscate antenna element
US6504513B1 (en) * 2001-08-03 2003-01-07 Sensormatic Electronics Corporation Electronic article surveillance antenna coils with variable wind geometry
US6567050B1 (en) * 2001-12-17 2003-05-20 Briggs James B Loop antenna compensator
WO2003067538A2 (en) * 2002-02-01 2003-08-14 Psc Scanning, Inc. Systems and methods for data reading and eas tag sensing and deactivating at retail checkout
US6783072B2 (en) * 2002-02-01 2004-08-31 Psc Scanning, Inc. Combined data reader and electronic article surveillance (EAS) system
US6854647B2 (en) * 2002-02-01 2005-02-15 Ncr Corporation Checkout device including integrated barcode reader, scale, and EAS system
US7527198B2 (en) * 2002-03-18 2009-05-05 Datalogic Scanning, Inc. Operation monitoring and enhanced host communications in systems employing electronic article surveillance and RFID tags
US6753821B2 (en) * 2002-04-22 2004-06-22 Wg Security Products, Inc. Method and arrangement of antenna system of EAS
US6667092B1 (en) 2002-09-26 2003-12-23 International Paper Company RFID enabled corrugated structures
US20040070504A1 (en) * 2002-10-14 2004-04-15 Brollier Brian W. Semi-covert RFID enabled containers
US7075437B2 (en) * 2003-01-13 2006-07-11 Symbol Technologies, Inc. RFID relay device and methods for relaying and RFID signal
WO2004107251A2 (en) * 2003-05-23 2004-12-09 Symbol Technologies, Inc. Rfid relay device and methods for relaying an rfid signal
CN100481142C (zh) * 2004-04-28 2009-04-22 关卡系统股份有限公司 利用环形天线的零售架电子商品跟踪系统
TWI381318B (zh) * 2004-11-04 2013-01-01 Qelikishi Ltd Llc 具有欄位解譯陣列之組合式條碼掃描器及射頻識別讀取器
US7619527B2 (en) * 2005-02-08 2009-11-17 Datalogic Scanning, Inc. Integrated data reader and electronic article surveillance (EAS) system
US7268742B2 (en) * 2005-03-22 2007-09-11 Mobile Aspects, Inc. Antenna arrangement
CN100351861C (zh) * 2005-11-07 2007-11-28 中兴通讯股份有限公司 一种射频电子标签
US7825867B2 (en) * 2007-04-26 2010-11-02 Round Rock Research, Llc Methods and systems of changing antenna polarization
US7936268B2 (en) * 2007-08-31 2011-05-03 Round Rock Research, Llc Selectively coupling to feed points of an antenna system
US9312598B1 (en) * 2007-09-07 2016-04-12 Callas Enterprises, LLC Combined floor mat and antennas for an electronic article surveillance system
JP5114177B2 (ja) * 2007-12-12 2013-01-09 富士通テン株式会社 情報記録装置
US8115637B2 (en) 2008-06-03 2012-02-14 Micron Technology, Inc. Systems and methods to selectively connect antennas to receive and backscatter radio frequency signals
AU2009289470B2 (en) 2008-09-04 2015-02-19 Allflex USA LLC Combination full-duplex and half-duplex electronic identification tag
EP2486552B1 (en) * 2009-10-09 2017-08-30 Aleis Pty Ltd Radio frequency identification reader antenna having a dynamically adjustable q-factor
NZ599877A (en) * 2009-10-09 2014-03-28 Allflex Usa Inc Hdx demodulator
ES2776023T3 (es) * 2009-11-04 2020-07-28 Allflex Usa Inc Antena de múltiples bucles de transmisión/recepción de cancelación de señal para un lector de identificación de radiofrecuencia
FR2953620B1 (fr) * 2009-12-07 2013-11-22 Areva Nc Dispositif d'identification d'un support metallique present dans un environnement poussiereux et metallique, a encombrement reduit et application a l'identification de conteneur contenant des elements de combustible nucleaire dans leur usine de fabrication
US8859073B1 (en) * 2010-12-27 2014-10-14 Callas Enterprises, LLC Graphic floor mat and method of making mat
USD749063S1 (en) 2011-02-16 2016-02-09 Callas Enterprises Llc Combined mat and eas antenna
DE202012008852U1 (de) 2012-09-17 2013-12-18 Checkpoint Systems, Inc. Antennenvorrichtung
USD749062S1 (en) 2013-01-02 2016-02-09 Callas Enterprises Llc Combined floor mat and EAS antenna
WO2016157226A1 (en) * 2015-04-02 2016-10-06 Parma Gianluca Rfid and/or rfid/em anti-theft radio frequency detection device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2226687A (en) * 1937-12-28 1940-12-31 Mackay Radio & Telegraph Compa Unidirectional v-type antenna system
US2349154A (en) * 1941-08-13 1944-05-16 Finch Telecommunications Inc Coaxial cable loop antenna
NL62600C (ja) * 1942-10-02
US4115780A (en) * 1977-01-12 1978-09-19 Goodman David J Direction finding antenna system
NL7708012A (nl) * 1977-07-19 1979-01-23 Nedap Nv Detectiestelsel.
US4217591A (en) * 1978-09-20 1980-08-12 The United States Of America As Represented By The Secretary Of The Army High frequency roll-bar loop antenna
US4229742A (en) * 1979-06-18 1980-10-21 Orlando Rotunda Cubicle Quad antenna
US4251808A (en) * 1979-11-15 1981-02-17 Lichtblau G J Shielded balanced loop antennas for electronic security systems
US4373163A (en) * 1980-07-14 1983-02-08 I.D. Engineering, Inc. Loop antenna for security systems
US4494120A (en) * 1983-04-29 1985-01-15 Motorola, Inc. Two element low profile antenna
US4633250A (en) * 1985-01-07 1986-12-30 Allied Corporation Coplanar antenna for proximate surveillance systems
US4872018A (en) * 1987-08-31 1989-10-03 Monarch Marking Systems, Inc. Multiple loop antenna

Also Published As

Publication number Publication date
DE68921745T2 (de) 1995-08-10
ES2020690A6 (es) 1991-09-01
ATE120042T1 (de) 1995-04-15
FI904232A0 (fi) 1990-08-27
DK206790D0 (da) 1990-08-29
MX170375B (es) 1993-08-18
AU620679B2 (en) 1992-02-20
EP0407532B1 (en) 1995-03-15
AU4827590A (en) 1990-08-01
EP0407532A4 (en) 1991-08-21
EP0407532A1 (en) 1991-01-16
US5103235A (en) 1992-04-07
FI97092C (fi) 1996-10-10
WO1990007803A1 (en) 1990-07-12
FI97092B (fi) 1996-06-28
JPH03503110A (ja) 1991-07-11
DE68921745D1 (de) 1995-04-20
CA2006749A1 (en) 1990-06-30

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment