FI953123A0 - Circuit-tolerant systems at transmitting and receiving antennas with directional and all-polarized diversity - Google Patents

Circuit-tolerant systems at transmitting and receiving antennas with directional and all-polarized diversity

Info

Publication number
FI953123A0
FI953123A0 FI953123A FI953123A FI953123A0 FI 953123 A0 FI953123 A0 FI 953123A0 FI 953123 A FI953123 A FI 953123A FI 953123 A FI953123 A FI 953123A FI 953123 A0 FI953123 A0 FI 953123A0
Authority
FI
Finland
Prior art keywords
directional
transmitting
circuit
receiving antennas
tolerant systems
Prior art date
Application number
FI953123A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI953123A (en
Inventor
Jean-Jacques Depriester
Adrian Condeescku
Philippe Henaux
Abdelkrim Tahani
Original Assignee
Telediffusion Fse
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 Telediffusion Fse filed Critical Telediffusion Fse
Publication of FI953123A0 publication Critical patent/FI953123A0/en
Publication of FI953123A publication Critical patent/FI953123A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • 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
FI953123A 1994-06-24 1995-06-22 Ambient system in omnidirectional and multi-polarization transmitting and receiving antennas FI953123A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9407826A FR2721756B1 (en) 1994-06-24 1994-06-24 Omnidirectional transmitting and receiving antenna system with angular diversity and polarization.

Publications (2)

Publication Number Publication Date
FI953123A0 true FI953123A0 (en) 1995-06-22
FI953123A FI953123A (en) 1995-12-25

Family

ID=9464647

Family Applications (1)

Application Number Title Priority Date Filing Date
FI953123A FI953123A (en) 1994-06-24 1995-06-22 Ambient system in omnidirectional and multi-polarization transmitting and receiving antennas

Country Status (4)

Country Link
EP (1) EP0689301A1 (en)
JP (1) JPH0846558A (en)
FI (1) FI953123A (en)
FR (1) FR2721756B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0783190B1 (en) * 1996-01-02 2001-10-04 Texas Instruments Deutschland Gmbh Passive entry x-y-z transponder antenna
JP2868467B2 (en) * 1996-06-17 1999-03-10 静岡日本電気株式会社 Loop antenna
US6563474B2 (en) * 2000-12-21 2003-05-13 Lear Corporation Remote access device having multiple inductive coil antenna
GB0219011D0 (en) * 2002-08-15 2002-09-25 Antenova Ltd Improvements relating to antenna isolation and diversity in relation to dielectric resonator antennas
ATE343260T1 (en) * 2004-08-23 2006-11-15 Research In Motion Ltd MOBILE RADIO COMMUNICATION DEVICE WITH POLARIZATION DIVERSITY ANTENNA IN LOCAL WIRELESS NETWORKS AND CORRESPONDING METHOD
US7353013B2 (en) 2004-08-23 2008-04-01 Research In Motion Limited Mobile wireless communications device with polarization diversity wireless local area network (LAN) antenna and related methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1207595A (en) * 1968-03-25 1970-10-07 Pye Ltd Aerials
US3683389A (en) * 1971-01-20 1972-08-08 Corning Glass Works Omnidirectional loop antenna array
US4155091A (en) * 1977-09-12 1979-05-15 Iec Electronics Corporation Compact omnidirectional antenna array
CA1325269C (en) * 1988-04-11 1993-12-14 Quirino Balzano Balanced low profile hybrid antenna
JPH0812970B2 (en) * 1988-07-05 1996-02-07 日本電気株式会社 Portable wireless communication device

Also Published As

Publication number Publication date
JPH0846558A (en) 1996-02-16
FI953123A (en) 1995-12-25
FR2721756B1 (en) 1996-08-23
FR2721756A1 (en) 1995-12-29
EP0689301A1 (en) 1995-12-27

Similar Documents

Publication Publication Date Title
DE69504867D1 (en) DIRECTIONAL ANTENNA SYSTEM
DE69514650D1 (en) ANTENNA SYSTEM
DE69131772D1 (en) Diversity reception system
DE69630629D1 (en) Diversity radio transmission system
NO995155D0 (en) antenna System
BR9606630A (en) Two-band antenna system
DK1239609T3 (en) Antenna switched diversity receiver
DE69327227D1 (en) Antenna system
DE69831324D1 (en) RADIO ANTENNA SYSTEM
GB9901789D0 (en) Antenna diversity system
DE69427504D1 (en) Wireless communication system with antenna diversity
BR9609357A (en) Directional antenna configuration for article tracking system
GB2320816B (en) Antenna system
AU2058797A (en) Orthogonal switched antenna system
NO970789D0 (en) Radio connection system with multi-beam antennas on the transmitter and receiver side
NO996536D0 (en) antenna System
FI961377A (en) Selective diversity system
DE69730557D1 (en) Data receiver with antenna diversity
EP0860897A4 (en) Antenna system
NO972856L (en) Mobile communication system with improved antenna arrangement
BR9709340A (en) Antenna extension system
MX9200323A (en) ANTENNA SYSTEM. ANTENNA SYSTEM.
EP0982797A4 (en) Antenna system
GB2315603B (en) Antenna system
GB2337637B (en) Antenna coupling system

Legal Events

Date Code Title Description
FD Application lapsed