CA2174761A1 - Radio antenna arrangement - Google Patents

Radio antenna arrangement

Info

Publication number
CA2174761A1
CA2174761A1 CA002174761A CA2174761A CA2174761A1 CA 2174761 A1 CA2174761 A1 CA 2174761A1 CA 002174761 A CA002174761 A CA 002174761A CA 2174761 A CA2174761 A CA 2174761A CA 2174761 A1 CA2174761 A1 CA 2174761A1
Authority
CA
Canada
Prior art keywords
antenna
delay
antennas
received
signal
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.)
Abandoned
Application number
CA002174761A
Other languages
English (en)
French (fr)
Inventor
Andrew William Drewry Watson
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.)
Motorola Solutions Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2174761A1 publication Critical patent/CA2174761A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0891—Space-time diversity
    • H04B7/0894—Space-time diversity using different delays between antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
CA002174761A 1994-09-09 1995-08-08 Radio antenna arrangement Abandoned CA2174761A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30410294A 1994-09-09 1994-09-09
US08/304,102 1994-09-09

Publications (1)

Publication Number Publication Date
CA2174761A1 true CA2174761A1 (en) 1996-03-14

Family

ID=23175060

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002174761A Abandoned CA2174761A1 (en) 1994-09-09 1995-08-08 Radio antenna arrangement

Country Status (8)

Country Link
EP (1) EP0728384A4 (ja)
JP (1) JPH09505715A (ja)
KR (1) KR960706235A (ja)
AU (1) AU3215695A (ja)
CA (1) CA2174761A1 (ja)
FI (1) FI961944A (ja)
IL (1) IL114927A0 (ja)
WO (1) WO1996008088A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI105513B (fi) * 1995-05-24 2000-08-31 Nokia Networks Oy Vastaanottomenetelmä sekä vastaanotin
JPH10247869A (ja) 1997-03-04 1998-09-14 Nec Corp ダイバーシティ回路
AU1185299A (en) * 1997-09-29 1999-04-23 Qualcomm Incorporated Using multiple antennas to mitigate specular reflection
GB2332124B (en) * 1997-12-05 2002-07-17 British Broadcasting Corp Digital radio communication system
EP1804494A3 (en) * 1998-09-17 2008-04-30 Matsushita Electric Industrial Co., Ltd. Digital TV broadcast receiving apparatus, and transmitting and receiving system
WO2000049730A1 (fr) 1999-02-16 2000-08-24 Mitsubishi Denki Kabushiki Kaisha Systeme de communication radio, emetteur et recepteur
JP2001044888A (ja) * 1999-08-02 2001-02-16 Hitachi Kokusai Electric Inc Ｃｄｍａ通信装置及びｃｄｍａ通信システム
DE60032553T2 (de) * 1999-10-13 2007-10-04 Alps Electric Co., Ltd. OFDM Empfangsvorrichtung
US8233555B2 (en) * 2004-05-17 2012-07-31 Qualcomm Incorporated Time varying delay diversity of OFDM

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278978A (en) * 1979-09-18 1981-07-14 Nasa Baseband signal combiner for large aperture antenna array
US4354276A (en) * 1980-09-24 1982-10-12 Bell Telephone Laboratories, Incorporated Equalizing signal combiner
US4661993A (en) * 1984-10-12 1987-04-28 At&T Company Technique for improving radio system performance during fading
US4852090A (en) * 1987-02-02 1989-07-25 Motorola, Inc. TDMA communications system with adaptive equalization
GB2237706A (en) * 1989-11-03 1991-05-08 Racal Res Ltd Radio communications link with diversity
US5031193A (en) * 1989-11-13 1991-07-09 Motorola, Inc. Method and apparatus for diversity reception of time-dispersed signals
GB2257605A (en) * 1991-07-12 1993-01-13 Paul Victor Brennan Diversity antenna system
US5233626A (en) * 1992-05-11 1993-08-03 Space Systems/Loral Inc. Repeater diversity spread spectrum communication system
FR2696064B1 (fr) * 1992-09-18 1994-11-18 France Telecom Système de diffusion de signaux numériques à génération active de la diversité en temps, émetteur et récepteur correspondants.

Also Published As

Publication number Publication date
FI961944A0 (fi) 1996-05-08
EP0728384A1 (en) 1996-08-28
JPH09505715A (ja) 1997-06-03
AU3215695A (en) 1996-03-27
IL114927A0 (en) 1995-12-08
FI961944A (fi) 1996-05-08
KR960706235A (ko) 1996-11-08
WO1996008088A1 (en) 1996-03-14
EP0728384A4 (en) 2002-11-04

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued