[go: up one dir, main page]

MX170375B - Estructura de antena para un sistema electronico de vigilancia de articulos - Google Patents

Estructura de antena para un sistema electronico de vigilancia de articulos

Info

Publication number
MX170375B
MX170375B MX018672A MX1867289A MX170375B MX 170375 B MX170375 B MX 170375B MX 018672 A MX018672 A MX 018672A MX 1867289 A MX1867289 A MX 1867289A MX 170375 B MX170375 B MX 170375B
Authority
MX
Mexico
Prior art keywords
loop
lead
surveillance system
electronic article
article surveillance
Prior art date
Application number
MX018672A
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
Publication of MX170375B publication Critical patent/MX170375B/es

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)

Abstract

La presente invención se refiere a una antena formada, por conductores en pares, en la forma de un cable axial bipolar e incluye un primer conductor para conexión a una carga activa y en segundo conductor que se extiende a lo largo del primer conductor para conexión a una carga pasiva, este segundo conductor está acoplado mutuamente con, pero no conectado conductivamente al, primer conductor mencionado, en donde la carga activa es un receptor que forma parte de un sistema electrónico de vigilancia de artículos, dicho sistema electrónico de vigilancia de artículos incluye medios para actuar alarmas, estando estos medios conectados eléctricamente al citado recibidor, por el segundo conductor mencionado.
MX018672A 1988-12-30 1989-12-11 Estructura de antena para un sistema electronico de vigilancia de articulos MX170375B (es)

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
MX170375B true MX170375B (es) 1993-08-18

Family

ID=23124336

Family Applications (1)

Application Number Title Priority Date Filing Date
MX018672A MX170375B (es) 1988-12-30 1989-12-11 Estructura de antena para un sistema electronico de vigilancia de articulos

Country Status (12)

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

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
US5602556A (en) * 1995-06-07 1997-02-11 Check Point Systems, Inc. Transmit and receive loop antenna
US5798693A (en) * 1995-06-07 1998-08-25 Engellenner; Thomas J. Electronic locating systems
US5653192A (en) * 1996-03-06 1997-08-05 Alfa Laval Agri Inc. Livestock identification apparatus
WO1997038404A1 (en) * 1996-04-10 1997-10-16 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
EP1388216B1 (en) * 2001-05-04 2009-06-17 Nxp B.V. Communication device with a coil configuration for the communication with stationary data carriers
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
US7132947B2 (en) * 2002-02-01 2006-11-07 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
AU2004244182A1 (en) * 2003-05-23 2004-12-09 Symbol Technologies, Inc. RFID relay device and methods for relaying an RFID signal
WO2005106816A1 (en) * 2004-04-28 2005-11-10 Checkpoint Systems, Inc. Electronic article tracking system for retail rack using loop antenna
EP1807787A4 (en) * 2004-11-04 2008-05-21 Prec Dynamics Corp BARCODE READER COMBINED WITH A RADIO FREQUENCY LABEL READER WITH FIELD INTERPRETATION MATRIX
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
WO2010028296A1 (en) 2008-09-04 2010-03-11 Allflex Usa, Inc. Combination full-duplex and half-duplex electronic identification tag
NO2486552T3 (es) * 2009-10-09 2018-01-27
US8811542B2 (en) * 2009-10-09 2014-08-19 Aleis Pty Ltd. HDX demodulator
WO2011056891A1 (en) * 2009-11-04 2011-05-12 Allflex Usa, Inc. Signal cancelling transmit/receive multi-loop antenna for a radio frequency identification reader
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
JP6613360B2 (ja) * 2015-04-02 2019-11-27 エンネティエッレ エッセ．エッレ．エッレ． Ｒｆｉｄ方式および／またはｒｆｉｄ／ｅｍ方式の盗難防止無線周波数検出装置

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 (es) * 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
EP0407532A1 (en) 1991-01-16
EP0407532A4 (en) 1991-08-21
WO1990007803A1 (en) 1990-07-12
FI97092B (fi) 1996-06-28
FI97092C (fi) 1996-10-10
EP0407532B1 (en) 1995-03-15
ATE120042T1 (de) 1995-04-15
CA2006749A1 (en) 1990-06-30
DK206790A (da) 1990-08-29
ES2020690A6 (es) 1991-09-01
FI904232A0 (fi) 1990-08-27
AU620679B2 (en) 1992-02-20
DE68921745T2 (de) 1995-08-10
AU4827590A (en) 1990-08-01
DE68921745D1 (de) 1995-04-20
DK206790D0 (da) 1990-08-29
JPH03503110A (ja) 1991-07-11
US5103235A (en) 1992-04-07

Similar Documents

Publication Publication Date Title
MX170375B (es) Estructura de antena para un sistema electronico de vigilancia de articulos
ES2113883T3 (es) Sistema de discriminacion de impulsos periodicos.
ES8705663A1 (es) Un sistema de respondedor.
ATE153153T1 (de) Abfragestation zur identifizierung mit separaten sende- und empfangsantennen
FR2551920B1 (fr) Dispositif de stabilisation et de pointage d'antenne, notamment sur navire
BE899156A (fr) Systeme de securite perfectionne pour la surveillance electronique de marchandises.
ES2108711T3 (es) Procesador de datos radiofrecuencia para television por cable.
DE69031687D1 (de) Satellitengebundenes personenrufmeldesystem mit rückquittierung
AU538997B2 (en) Active transponder
MY109809A (en) Detection of multiple articles
GB2196795B (en) Receiving antennae, signal generators and systems incorporating these devices for the detection and prevention of theft
DE3373232D1 (en) Detection system
CA2041616A1 (en) Electronic article surveillance system with antenna array for enhanced field falloff
FR2541046B1 (fr) Dispositif de couplage de signaux, notamment de signaux radio de satellites
SE8301729D0 (sv) Larmsystem
FR2351461A1 (fr) Dispositif d'avertissement
AR042570A1 (es) Aparato y sistema para monitorear articulos
KR840004597A (ko) 고주파 도난방지 장치
GB723815A (en) Improvements in piezo-electric systems including a passive responder unit
CA2075991A1 (en) Security system for surveilling the passage of commodities through defined zones
ATE65135T1 (de) Funkuhr mit ferritstab-antenne.
ATE124593T1 (de) Einrichtung zur empfangsbereitschaftskontrolle von warnfunkempfängern.
MX173773B (es) Sistema electronico de vigilancia de articulos con diferenciacion mejorada
EP0376574A3 (en) Franking system
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)