FR3062241B1 - Antenne pour systeme d'acces et/ou de demarrage mains-libres pour vehicule automobile - Google Patents

Antenne pour systeme d'acces et/ou de demarrage mains-libres pour vehicule automobile Download PDF

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Publication number
FR3062241B1
FR3062241B1 FR1750581A FR1750581A FR3062241B1 FR 3062241 B1 FR3062241 B1 FR 3062241B1 FR 1750581 A FR1750581 A FR 1750581A FR 1750581 A FR1750581 A FR 1750581A FR 3062241 B1 FR3062241 B1 FR 3062241B1
Authority
FR
France
Prior art keywords
antenna
motor vehicle
hands
free access
starting system
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.)
Active
Application number
FR1750581A
Other languages
English (en)
Other versions
FR3062241A1 (fr
Inventor
Jean-Michel Tessier
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 Comfort and Driving Assistance 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 Comfort and Driving Assistance SAS filed Critical Valeo Comfort and Driving Assistance SAS
Priority to FR1750581A priority Critical patent/FR3062241B1/fr
Priority to PCT/EP2018/051565 priority patent/WO2018138079A1/fr
Publication of FR3062241A1 publication Critical patent/FR3062241A1/fr
Application granted granted Critical
Publication of FR3062241B1 publication Critical patent/FR3062241B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H01Q7/06—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 with core of ferromagnetic material
    • H01Q7/08—Ferrite rod or like elongated core
    • 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 Security & Cryptography (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Lock And Its Accessories (AREA)
  • Support Of Aerials (AREA)

Abstract

La présente invention concerne une antenne (A1) pour système d'accès et/ou de démarrage mains-libres pour véhicule automobile, selon laquelle laquelle ladite antenne (A1) : - fait partie dudit véhicule automobile et est une antenne basse fréquence ; - comporte : - au moins deux bobines (B1, B2) connectées en parallèle, chaque bobine (B1, B2) étant adaptée pour être alimentée par un courant (11, I2), la somme desdits courants (11, I2) circulant dans lesdites bobines (B1, B2) étant égale à un courant total (Itot) ; - un support pour lesdites bobines (B1, B2).
FR1750581A 2017-01-24 2017-01-24 Antenne pour systeme d'acces et/ou de demarrage mains-libres pour vehicule automobile Active FR3062241B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1750581A FR3062241B1 (fr) 2017-01-24 2017-01-24 Antenne pour systeme d'acces et/ou de demarrage mains-libres pour vehicule automobile
PCT/EP2018/051565 WO2018138079A1 (fr) 2017-01-24 2018-01-23 Antenne pour système d'accès et/ou de démarrage mains-libres pour véhicule automobile

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1750581A FR3062241B1 (fr) 2017-01-24 2017-01-24 Antenne pour systeme d'acces et/ou de demarrage mains-libres pour vehicule automobile
FR1750581 2017-01-24

Publications (2)

Publication Number Publication Date
FR3062241A1 FR3062241A1 (fr) 2018-07-27
FR3062241B1 true FR3062241B1 (fr) 2020-03-13

Family

ID=58707718

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1750581A Active FR3062241B1 (fr) 2017-01-24 2017-01-24 Antenne pour systeme d'acces et/ou de demarrage mains-libres pour vehicule automobile

Country Status (2)

Country Link
FR (1) FR3062241B1 (fr)
WO (1) WO2018138079A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2809235A1 (fr) * 2000-05-17 2001-11-23 St Microelectronics Sa Antenne de generation d'un champ electromagnetique pour transpondeur
US6563474B2 (en) * 2000-12-21 2003-05-13 Lear Corporation Remote access device having multiple inductive coil antenna
DE102009019724A1 (de) * 2009-05-05 2010-11-11 Neosid Pemetzrieder Gmbh & Co. Kg Transponder für RFID-Anwendungen sowie Verfahren zur Auslegung eines solchen Transponders
CA2780323C (fr) * 2009-10-09 2018-06-12 Aleis Pty Ltd Antenne de lecteur d'identification par radiofrequence ayant un facteur de surtension a ajustement dynamique

Also Published As

Publication number Publication date
WO2018138079A1 (fr) 2018-08-02
FR3062241A1 (fr) 2018-07-27

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