DE69707024T2 - Passive x-y-z antenna for an answering device - Google Patents

Passive x-y-z antenna for an answering device

Info

Publication number
DE69707024T2
DE69707024T2 DE1997607024 DE69707024T DE69707024T2 DE 69707024 T2 DE69707024 T2 DE 69707024T2 DE 1997607024 DE1997607024 DE 1997607024 DE 69707024 T DE69707024 T DE 69707024T DE 69707024 T2 DE69707024 T2 DE 69707024T2
Authority
DE
Germany
Prior art keywords
passive
antenna
answering device
answering
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
DE1997607024
Other languages
German (de)
Other versions
DE69707024D1 (en
Inventor
Josef H. Schuermann
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.)
Texas Instruments Deutschland GmbH
Original Assignee
Texas Instruments Deutschland GmbH
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 Texas Instruments Deutschland GmbH filed Critical Texas Instruments Deutschland GmbH
Application granted granted Critical
Publication of DE69707024D1 publication Critical patent/DE69707024D1/en
Publication of DE69707024T2 publication Critical patent/DE69707024T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H01Q7/06—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/28—Combinations of substantially independent non-interacting antenna units or 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
    • 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
DE1997607024 1996-01-02 1997-01-02 Passive x-y-z antenna for an answering device Expired - Lifetime DE69707024T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US947896P 1996-01-02 1996-01-02

Publications (2)

Publication Number Publication Date
DE69707024D1 DE69707024D1 (en) 2001-11-08
DE69707024T2 true DE69707024T2 (en) 2002-06-20

Family

ID=21737899

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997607024 Expired - Lifetime DE69707024T2 (en) 1996-01-02 1997-01-02 Passive x-y-z antenna for an answering device

Country Status (2)

Country Link
EP (1) EP0783190B1 (en)
DE (1) DE69707024T2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10359701A1 (en) * 2003-12-18 2005-07-14 Volkswagen Ag Radio antenna for use in keyless entry system of motor vehicle, has capacitor and connecting device arranged laterally beneath ferrite coil, where antenna is arranged parallel to or in curvature direction of center console of vehicle
DE102006009802A1 (en) * 2005-10-14 2007-04-19 Toni Dick RFID transponder with at least two antennas
DE102013104059A1 (en) * 2013-04-22 2014-10-23 Infineon Technologies Ag Antenna arrangement, communication device and antenna structure
DE102014106815A1 (en) * 2014-05-14 2015-11-19 Infineon Technologies Ag communication module

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19718423A1 (en) * 1997-04-30 1998-11-05 Siemens Ag Portable signal receiver
JP3438565B2 (en) * 1997-08-22 2003-08-18 ユニ電子工業株式会社 Anti-theft tag
EP0903456A1 (en) * 1997-09-11 1999-03-24 Delco Electronics Corporation Receiver for an automotive remote keyless entry system
US6138050A (en) 1997-09-17 2000-10-24 Logitech, Inc. Antenna system and apparatus for radio-frequency wireless keyboard
DE19943233A1 (en) * 1999-09-10 2001-03-15 Kiekert Ag Keyless actuation and / or locking device for motor vehicles in particular
DE10013542A1 (en) * 2000-03-20 2001-09-27 Philips Corp Intellectual Pty Passive keyless entry system arrangement for motor vehicle uses antenna coils and UHF coils to obtain relative position of data card w.r.t. base station
US6356243B1 (en) * 2000-07-19 2002-03-12 Logitech Europe S.A. Three-dimensional geometric space loop antenna
FR2812427B1 (en) * 2000-07-28 2003-01-03 Inside Technologies NON-CONTACT ELECTRONIC LABEL FOR THREE-DIMENSIONAL OBJECT
FR2812780A1 (en) * 2000-08-04 2002-02-08 Delphi Tech Inc REMOTE CONTROL SYSTEM FOR MOTOR VEHICLES WITH AN IMPROVED RECEPTION ANTENNA
DE10041801C2 (en) * 2000-08-25 2003-09-04 Siemens Ag Anti-theft protection system for a motor vehicle and method for operating the anti-theft system
EP1189306B1 (en) * 2000-09-19 2004-12-01 Land Rover A security system
US6563474B2 (en) * 2000-12-21 2003-05-13 Lear Corporation Remote access device having multiple inductive coil antenna
US20030076093A1 (en) * 2001-10-18 2003-04-24 Microchip Technology Incorporated Reducing orientation directivity and improving operating distance of magnetic sensor coils in a magnetic field
ES2200652B1 (en) * 2001-11-07 2005-05-01 Predan S.A. MONOLITICAL ANTENNA WITH SENSITIVITY IN THE THREE AXES FOR APPLICATIONS IN TRANSPONDERS FOR AUTOMOTIVE.
JP2003152442A (en) * 2001-11-15 2003-05-23 Alps Electric Co Ltd Arranging method of receiving antenna
JP2003152443A (en) * 2001-11-15 2003-05-23 Alps Electric Co Ltd Arranging method of receiving antenna
DE10160452C2 (en) 2001-12-04 2003-11-06 Balluff Gmbh Code carrier device
DE10325246B3 (en) * 2003-06-03 2004-11-18 Huf Hülsbeck & Fürst Gmbh & Co. Kg Electronic vehicle access control system has at least 3 antennas distributed in vehicle, electronic key with 3 mutually orthogonal antennas; controller locates key from received field vector signals
WO2006087662A2 (en) 2005-02-17 2006-08-24 Nxp B.V. Mobile communication device
DE102011050129A1 (en) 2011-05-05 2012-11-08 Maxim Integrated Gmbh transponder
DE102011051456B4 (en) 2011-06-30 2019-07-11 Maxim Integrated Gmbh transponder
DE102012216110A1 (en) * 2012-09-12 2014-03-13 Aug. Winkhaus Gmbh & Co. Kg Key with a transponder chip
JP2015130566A (en) * 2014-01-07 2015-07-16 株式会社リコー Antenna device and apparatus
US11442194B2 (en) * 2017-04-14 2022-09-13 The Charles Machine Works, Inc. System for locating a utility with a downhole beacon

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1511126A (en) * 1975-06-10 1978-05-17 Bendix Corp Combination loop and sense antenna for adf receiver
US4155091A (en) * 1977-09-12 1979-05-15 Iec Electronics Corporation Compact omnidirectional antenna array
JPS54128653A (en) * 1978-03-30 1979-10-05 Nippon Gakki Seizo Kk Antenna unit for receiver
DE2948033A1 (en) * 1979-11-29 1981-06-04 Jauch, Heinz, Dr., 7720 Schwenningen Antenna with two mutually inclined ferrite rods - each having coil and capacitor forming two coupling resonant circuits
JPS60201702A (en) * 1984-03-27 1985-10-12 Matsushita Electric Ind Co Ltd Ferrite antenna coil
CA1328310C (en) * 1988-07-05 1994-04-05 Nec Corporation Antenna structure used in portable radio device
US5126749A (en) * 1989-08-25 1992-06-30 Kaltner George W Individually fed multiloop antennas for electronic security systems
FR2659173B1 (en) * 1990-03-02 1992-09-18 Neiman Sa EXTRA-FLAT ANTENNA WITH CIRCULAR POLARIZATION, PARTICULARLY FOR AN INTEGRATED AUTOMOTIVE REMOTE CONTROL ASSEMBLY.
FR2721756B1 (en) * 1994-06-24 1996-08-23 Telediffusion Fse Omnidirectional transmitting and receiving antenna system with angular diversity and polarization.

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10359701A1 (en) * 2003-12-18 2005-07-14 Volkswagen Ag Radio antenna for use in keyless entry system of motor vehicle, has capacitor and connecting device arranged laterally beneath ferrite coil, where antenna is arranged parallel to or in curvature direction of center console of vehicle
DE102006009802A1 (en) * 2005-10-14 2007-04-19 Toni Dick RFID transponder with at least two antennas
DE102013104059A1 (en) * 2013-04-22 2014-10-23 Infineon Technologies Ag Antenna arrangement, communication device and antenna structure
US10096902B2 (en) 2013-04-22 2018-10-09 Infineon Technologies Ag Antenna arrangement, communication appliance and antenna structure
DE102013104059B4 (en) 2013-04-22 2024-05-29 Infineon Technologies Ag Antenna arrangement and communication device
DE102014106815A1 (en) * 2014-05-14 2015-11-19 Infineon Technologies Ag communication module
US10423870B2 (en) 2014-05-14 2019-09-24 Infineon Technologies Ag Communication module
DE102014106815B4 (en) 2014-05-14 2024-01-18 Infineon Technologies Ag Communication module

Also Published As

Publication number Publication date
EP0783190A1 (en) 1997-07-09
EP0783190B1 (en) 2001-10-04
DE69707024D1 (en) 2001-11-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition