ATE120042T1 - Antennen-struktur für elektronisches bewachungssystem für gegenstände. - Google Patents

Antennen-struktur für elektronisches bewachungssystem für gegenstände.

Info

Publication number
ATE120042T1
ATE120042T1 AT90901501T AT90901501T ATE120042T1 AT E120042 T1 ATE120042 T1 AT E120042T1 AT 90901501 T AT90901501 T AT 90901501T AT 90901501 T AT90901501 T AT 90901501T AT E120042 T1 ATE120042 T1 AT E120042T1
Authority
AT
Austria
Prior art keywords
loop
lead
surveillance system
antenna structure
electronic object
Prior art date
Application number
AT90901501T
Other languages
English (en)
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
Application granted granted Critical
Publication of ATE120042T1 publication Critical patent/ATE120042T1/de

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)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
AT90901501T 1988-12-30 1989-12-26 Antennen-struktur für elektronisches bewachungssystem für gegenstände. ATE120042T1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ATE120042T1 true ATE120042T1 (de) 1995-04-15

Family

ID=23124336

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90901501T ATE120042T1 (de) 1988-12-30 1989-12-26 Antennen-struktur für elektronisches bewachungssystem für gegenstände.

Country Status (12)

Country Link
US (1) US5103235A (de)
EP (1) EP0407532B1 (de)
JP (1) JPH03503110A (de)
AT (1) ATE120042T1 (de)
AU (1) AU620679B2 (de)
CA (1) CA2006749A1 (de)
DE (1) DE68921745T2 (de)
DK (1) DK206790D0 (de)
ES (1) ES2020690A6 (de)
FI (1) FI97092C (de)
MX (1) MX170375B (de)
WO (1) WO1990007803A1 (de)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP0892969A4 (de) * 1996-04-10 2000-12-06 Sentry Technology Corp Elektronisches warenüberwachungssystem
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
JP4035446B2 (ja) * 2001-05-04 2008-01-23 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 固定式データキャリアとの通信用のコイル構造を有する通信装置
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
US6783072B2 (en) * 2002-02-01 2004-08-31 Psc Scanning, Inc. Combined data reader and electronic article surveillance (EAS) system
AU2003214954A1 (en) * 2002-02-01 2003-09-02 Psc Scanning, Inc. Systems and methods for data reading and eas tag sensing and deactivating at retail checkout
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
JP2007515848A (ja) * 2003-05-23 2007-06-14 シンボル テクノロジーズ インコーポレイテッド Ｒｆｉｄ中継装置及びｒｆｉｄ信号の中継方法
JP4296215B2 (ja) * 2004-04-28 2009-07-15 チエツクポイント システムズ， インコーポレーテツド ループアンテナを使用した小売りラック用の電子商品追跡システム
EP1807787A4 (de) * 2004-11-04 2008-05-21 Prec Dynamics Corp Kombinierter strichcodescanner und rfid-lesegerät mit feldinterpretationsarray
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
NZ591383A (en) 2008-09-04 2013-08-30 Allflex Usa Inc Combination full-duplex and half-duplex electronic identification tag
NZ599876A (en) * 2009-10-09 2013-11-29 Aleis Pty Ltd Radio frequency identification reader antenna having a dynamically adjustable q-factor
WO2011044585A1 (en) * 2009-10-09 2011-04-14 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
CA2980980A1 (en) * 2015-04-02 2016-10-06 NTL S.r.l. Rfid and/or rfid/em anti-theft radio frequency detection device

Family Cites Families (12)

* 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 (de) * 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
DK206790A (da) 1990-08-29
EP0407532A4 (en) 1991-08-21
EP0407532B1 (de) 1995-03-15
AU4827590A (en) 1990-08-01
FI97092C (fi) 1996-10-10
DE68921745D1 (de) 1995-04-20
CA2006749A1 (en) 1990-06-30
AU620679B2 (en) 1992-02-20
EP0407532A1 (de) 1991-01-16
DE68921745T2 (de) 1995-08-10
MX170375B (es) 1993-08-18
ES2020690A6 (es) 1991-09-01
FI97092B (fi) 1996-06-28
WO1990007803A1 (en) 1990-07-12
DK206790D0 (da) 1990-08-29
JPH03503110A (ja) 1991-07-11
US5103235A (en) 1992-04-07
FI904232A0 (fi) 1990-08-27

Similar Documents

Publication Publication Date Title
ATE120042T1 (de) Antennen-struktur für elektronisches bewachungssystem für gegenstände.
AU538997B2 (en) Active transponder
ES2113883T3 (es) Sistema de discriminacion de impulsos periodicos.
BE899156A (fr) Systeme de securite perfectionne pour la surveillance electronique de marchandises.
ES8705663A1 (es) Un sistema de respondedor.
EP0905656A3 (de) Elektronische Überwachungsvorrichtung und diese enthaltendes Überwachungssystem
EP0382544A3 (de) Alarmsystem mit einer drahtlosen Kommunikationsstrecke
CA2081752A1 (en) Transponder System
DE3782203D1 (de) Antennensysteme.
DE3373232D1 (en) Detection system
CA2041616A1 (en) Electronic article surveillance system with antenna array for enhanced field falloff
DE68924161D1 (de) Fernsteuerung.
KR890009128A (ko) 통신제어 시스템
SE8301729L (sv) Larmsystem
CA2020951A1 (en) Interfering signal rejection circuitry and electronic article surveillance system and method employing same
DE69402320D1 (de) Elektronisches gerät zur kontinuierlichen oder diskontinuierlichen verbindung zwischen personen und gegenständen
FR2351461A1 (fr) Dispositif d'avertissement
CA2075991A1 (en) Security system for surveilling the passage of commodities through defined zones
DE3783964D1 (de) Einrichtung zur freund-feind-identifikation.
EP0255812A3 (de) Überwachungsvorrichtung mit infraroten und radiofrequenten Fühlerkomponenten
JPS6446333A (en) Position detecting system
GB1186673A (en) Improvements in or relating to Systems for Detecting the Presence of Objects in a Monitored Area
OKHRIMENKO et al. Analysis of detection characteristics of interperiod processing systems(Detection characteristics of optimal interperiod processing radar pulse systems for arbitrary correlation of signal and noise fluctuations)
TH19929A (th) ระบบการจัดเพื่อรักษาความปลอดภัยในการผ่านเข้าไปภายใน
KR890023534U (ko) 초음파 경보 송.수신회로

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties