EP1456905B1 - Dispositif pour le pilotage des antennes d'emission des systemes de detection electromagnetiques - Google Patents

Dispositif pour le pilotage des antennes d'emission des systemes de detection electromagnetiques Download PDF

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Publication number
EP1456905B1
EP1456905B1 EP02805395A EP02805395A EP1456905B1 EP 1456905 B1 EP1456905 B1 EP 1456905B1 EP 02805395 A EP02805395 A EP 02805395A EP 02805395 A EP02805395 A EP 02805395A EP 1456905 B1 EP1456905 B1 EP 1456905B1
Authority
EP
European Patent Office
Prior art keywords
amplifier
bridge
transmission
branches
antenna element
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP02805395A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1456905A1 (fr
Inventor
François SCHMIDT
Daniel Heyden
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Exaqt SA de CV
Original Assignee
Exaqt SA de CV
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.)
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Publication date
Application filed by Exaqt SA de CV filed Critical Exaqt SA de CV
Publication of EP1456905A1 publication Critical patent/EP1456905A1/fr
Application granted granted Critical
Publication of EP1456905B1 publication Critical patent/EP1456905B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
EP02805395A 2001-12-21 2002-12-17 Dispositif pour le pilotage des antennes d'emission des systemes de detection electromagnetiques Expired - Lifetime EP1456905B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0116766A FR2834132B1 (fr) 2001-12-21 2001-12-21 Dispositif pour le pilotage des antennes d'emission des systemes de detection electromagnetiques
FR0116766 2001-12-21
PCT/FR2002/004400 WO2003055005A1 (fr) 2001-12-21 2002-12-17 Dispositif pour le pilotage des antennes d'émission des systèmes de détection électromagnétiques

Publications (2)

Publication Number Publication Date
EP1456905A1 EP1456905A1 (fr) 2004-09-15
EP1456905B1 true EP1456905B1 (fr) 2005-07-27

Family

ID=8870916

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02805395A Expired - Lifetime EP1456905B1 (fr) 2001-12-21 2002-12-17 Dispositif pour le pilotage des antennes d'emission des systemes de detection electromagnetiques

Country Status (17)

Country Link
US (2) US20050095983A1 (ru)
EP (1) EP1456905B1 (ru)
JP (1) JP4095964B2 (ru)
CN (1) CN100452101C (ru)
AT (1) ATE300792T1 (ru)
AU (1) AU2002364661A1 (ru)
CA (1) CA2470160A1 (ru)
DE (1) DE60205277T2 (ru)
ES (1) ES2247426T3 (ru)
FR (1) FR2834132B1 (ru)
HU (1) HU226181B1 (ru)
IL (2) IL162453A0 (ru)
MX (1) MXPA04005842A (ru)
PL (1) PL371772A1 (ru)
RU (1) RU2308130C2 (ru)
WO (1) WO2003055005A1 (ru)
ZA (1) ZA200404712B (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2910749B1 (fr) * 2006-12-22 2010-12-17 Valeo Securite Habitacle Dispositif d'emission-reception de signaux pour vehicule automobile
DE102007043124B4 (de) * 2007-09-10 2016-03-31 Denso Corporation Vorrichtung und Verfahren für eine Radiowellenübertragung
CN107005774B (zh) * 2014-12-17 2019-09-06 唯听助听器公司 助听器以及操作助听器系统的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274090A (en) * 1980-02-19 1981-06-16 Knogo Corporation Detection of articles in adjacent passageways
CN2050632U (zh) * 1987-10-23 1990-01-03 张刚 双线全自动感应式警卫防盗仪
FR2624671B1 (fr) * 1987-12-09 1990-12-14 Merlin Gerin Dispositif de commande d'un interrupteur statique
US4963880A (en) * 1988-05-03 1990-10-16 Identitech Coplanar single-coil dual function transmit and receive antenna for proximate surveillance system
US4949050A (en) * 1989-09-12 1990-08-14 Harris Corporation RF power amplifier system having amplifier protection
FR2705844B1 (fr) * 1993-05-28 1995-07-21 Thomson Csf Procédé et dispositif de modulation en amplitude d'un signal radiofréquence.
US5748891A (en) * 1994-07-22 1998-05-05 Aether Wire & Location Spread spectrum localizers
EP0798681A1 (en) * 1996-03-29 1997-10-01 Sensormatic Electronics Corporation Pulsed interrogation signal in harmonic EAS system
US5844130A (en) * 1996-04-03 1998-12-01 Ssi Technologies Apparatus for maintaining a constant radial distance between a transmitting circuit and an antenna coil
US6204729B1 (en) * 1997-12-19 2001-03-20 Nikon Research Corporation Of America H-bridge power amplifier for a motor
US6366474B1 (en) * 2000-09-29 2002-04-02 Jeff Gucyski Switching power supplies incorporating power factor correction and/or switching at resonant transition

Also Published As

Publication number Publication date
IL162453A (en) 2009-11-18
FR2834132B1 (fr) 2005-03-18
US20050095983A1 (en) 2005-05-05
CN1606816A (zh) 2005-04-13
RU2308130C2 (ru) 2007-10-10
AU2002364661A1 (en) 2003-07-09
ES2247426T3 (es) 2006-03-01
EP1456905A1 (fr) 2004-09-15
DE60205277D1 (de) 2005-09-01
HUP0402353A2 (hu) 2005-02-28
ZA200404712B (en) 2005-05-24
PL371772A1 (en) 2005-06-27
WO2003055005A1 (fr) 2003-07-03
MXPA04005842A (es) 2004-09-10
JP2005528673A (ja) 2005-09-22
FR2834132A1 (fr) 2003-06-27
ATE300792T1 (de) 2005-08-15
CN100452101C (zh) 2009-01-14
RU2004122390A (ru) 2006-01-20
CA2470160A1 (fr) 2003-07-03
IL162453A0 (en) 2005-11-20
HU226181B1 (en) 2008-06-30
DE60205277T2 (de) 2006-06-08
US20080119146A1 (en) 2008-05-22
JP4095964B2 (ja) 2008-06-04

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