DE60129068D1 - Steuerungsschaltung für Magnetfeldsendeantenne mit RLC-Schaltkreis - Google Patents

Steuerungsschaltung für Magnetfeldsendeantenne mit RLC-Schaltkreis

Info

Publication number
DE60129068D1
DE60129068D1 DE60129068T DE60129068T DE60129068D1 DE 60129068 D1 DE60129068 D1 DE 60129068D1 DE 60129068 T DE60129068 T DE 60129068T DE 60129068 T DE60129068 T DE 60129068T DE 60129068 D1 DE60129068 D1 DE 60129068D1
Authority
DE
Germany
Prior art keywords
magnetic field
circuit
transmission antenna
field transmission
control circuit
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 - Fee Related
Application number
DE60129068T
Other languages
English (en)
Other versions
DE60129068T2 (de
Inventor
Xavier Boulesteix
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.)
Valeo Comfort and Driving Assistance SAS
Original Assignee
Valeo Securite Habitacle SAS
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 Valeo Securite Habitacle SAS filed Critical Valeo Securite Habitacle SAS
Application granted granted Critical
Publication of DE60129068D1 publication Critical patent/DE60129068D1/de
Publication of DE60129068T2 publication Critical patent/DE60129068T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20—Means to switch the anti-theft system on or off
    • B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
    • B60R25/245—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user where the antenna reception area plays a role
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
    • H01Q1/3233—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems
    • H01Q1/3241—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems particular used in keyless entry systems
    • 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
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C2009/00753—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys
    • G07C2009/00769—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means
    • G07C2009/00777—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means by induction
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C2009/00753—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys
    • G07C2009/00769—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means
    • G07C2009/00793—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means by Hertzian waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Transmitters (AREA)
  • Selective Calling Equipment (AREA)
  • Emergency Protection Circuit Devices (AREA)
DE60129068T 2000-04-19 2001-04-13 Steuerungsschaltung für Magnetfeldsendeantenne mit RLC-Schaltkreis Expired - Fee Related DE60129068T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0005044 2000-04-19
FR0005044A FR2808138B1 (fr) 2000-04-19 2000-04-19 Pilote d'antenne emetrice de champ magnetique a circuit rlc

Publications (2)

Publication Number Publication Date
DE60129068D1 true DE60129068D1 (de) 2007-08-09
DE60129068T2 DE60129068T2 (de) 2008-03-06

Family

ID=8849419

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60129068T Expired - Fee Related DE60129068T2 (de) 2000-04-19 2001-04-13 Steuerungsschaltung für Magnetfeldsendeantenne mit RLC-Schaltkreis

Country Status (4)

Country Link
US (1) US6496153B2 (de)
EP (2) EP1148192B1 (de)
DE (1) DE60129068T2 (de)
FR (1) FR2808138B1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2814013B1 (fr) * 2000-09-13 2002-10-11 Valeo Electronique Procede de calibrage d'un systeme d'acces mains libres de vehicule automobile
US6982634B2 (en) * 2002-11-07 2006-01-03 Shih-Hsiung Li Method and apparatus for reducing blind spots in obstacle detection
WO2004097748A1 (de) * 2003-04-25 2004-11-11 Conti Temic Microelectronic Gmbh Verfahren zum betreiben einer sendevorrichtung sowie danach arbeitende sendevorrichtung
JP2005033500A (ja) * 2003-07-14 2005-02-03 Hitachi Ltd アンテナコイルの設計装置および設計方法
US20050065935A1 (en) * 2003-09-16 2005-03-24 Chebolu Anil Kumar Client comparison of network content with server-based categorization
US7954050B2 (en) * 2004-06-25 2011-05-31 Icesoft Technologies Canada Corp. Systems and methods for rendering and increasing portability of document-based user interface software objects
FR2910750B1 (fr) * 2006-12-22 2009-03-20 Valeo Securite Habitacle Sas Procede de detection d'un objet d'identification dans un vehicule.
JP4836274B2 (ja) 2007-07-12 2011-12-14 オムロンオートモーティブエレクトロニクス株式会社 送信装置および方法
FR2923334A1 (fr) * 2007-11-02 2009-05-08 Johnson Controls Tech Co Circuit emetteur-recepteur destine a cooperer avec un transpondeur dans un systeme d'antivol electronique pour vehicule automobile
DE102011117978A1 (de) 2010-11-11 2012-05-16 Marquardt Gmbh Schließsystem, insbesondere für ein Kraftfahrzeug
US10107844B2 (en) 2013-02-11 2018-10-23 Telefonaktiebolaget Lm Ericsson (Publ) Antennas with unique electronic signature
JP6380279B2 (ja) * 2015-07-30 2018-08-29 アイシン精機株式会社 車両用開閉体の施解錠装置
CN106053614B (zh) * 2016-05-18 2018-11-13 重庆大学 改进型lcl谐振电路的电磁超声换能器及其元器件参数设计方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731585A (en) * 1987-02-24 1988-03-15 Kabushiki Kaisha Toshiba Antenna coupling circuit for magnetic resonance imaging
US4963880A (en) * 1988-05-03 1990-10-16 Identitech Coplanar single-coil dual function transmit and receive antenna for proximate surveillance system
US5168282A (en) * 1989-06-22 1992-12-01 Texas Instruments Deutschland Gmbh Antenna resonant circuit
EP0523271B1 (de) * 1991-07-18 1997-03-12 Texas Instruments Deutschland Gmbh Schaltungsanordnung zur Antennenankopplung
US5387868A (en) * 1992-09-29 1995-02-07 U.S. Philips Corporation Magnetic resonance apparatus
US5373301A (en) * 1993-01-04 1994-12-13 Checkpoint Systems, Inc. Transmit and receive antenna having angled crossover elements
JPH06276146A (ja) * 1993-03-19 1994-09-30 Fujitsu Ltd 移動電話装置
DE69422682T2 (de) * 1993-10-26 2000-08-10 Texas Instruments Deutschland Antennenschaltung
JPH09284060A (ja) * 1996-04-09 1997-10-31 Yokowo Co Ltd 低歪増幅器およびそれを用いた車載用アンテナ装置
US6167094A (en) * 1996-10-15 2000-12-26 Siemens Aktiengesellschaft Data transmission circuit having a station and a response circuit
US6097349A (en) * 1997-11-18 2000-08-01 Ericsson Inc. Compact antenna feed circuits
WO2000010135A1 (en) * 1998-08-12 2000-02-24 Eurodataflow S.R.L. Device for the remote detection of the coming and going of people in premises
FR2808137B1 (fr) * 2000-04-19 2002-06-07 Valeo Electronique Pilote d'antenne a courant crete constant
FR2814130B1 (fr) * 2000-09-18 2002-10-18 Valeo Electronique Vehicule automobile comprenant un pilote d'antenne emettrice de champ electronique alimente par un elevateur de tension

Also Published As

Publication number Publication date
EP1148192B1 (de) 2007-06-27
DE60129068T2 (de) 2008-03-06
EP1542172A2 (de) 2005-06-15
US6496153B2 (en) 2002-12-17
US20020014859A1 (en) 2002-02-07
FR2808138A1 (fr) 2001-10-26
EP1148192A1 (de) 2001-10-24
EP1542172B1 (de) 2013-09-25
FR2808138B1 (fr) 2002-06-07
EP1542172A3 (de) 2006-01-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee