JPS5226647B1 - - Google Patents

Info

Publication number
JPS5226647B1
JPS5226647B1 JP723727A JP372772A JPS5226647B1 JP S5226647 B1 JPS5226647 B1 JP S5226647B1 JP 723727 A JP723727 A JP 723727A JP 372772 A JP372772 A JP 372772A JP S5226647 B1 JPS5226647 B1 JP S5226647B1
Authority
JP
Japan
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.)
Pending
Application number
JP723727A
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 filed Critical
Publication of JPS5226647B1 publication Critical patent/JPS5226647B1/ja
Pending 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
    • H04B7/0608—Antenna selection according to transmission parameters
    • 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
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
JP723727A 1970-12-29 1971-12-29 Pending JPS5226647B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10242270A 1970-12-29 1970-12-29

Publications (1)

Publication Number Publication Date
JPS5226647B1 true JPS5226647B1 (ja) 1977-07-15

Family

ID=22289766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP723727A Pending JPS5226647B1 (ja) 1970-12-29 1971-12-29

Country Status (6)

Country Link
US (1) US3693088A (ja)
JP (1) JPS5226647B1 (ja)
DE (1) DE2165019C3 (ja)
FR (1) FR2120092B1 (ja)
GB (1) GB1357779A (ja)
SE (1) SE379614B (ja)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2233765B1 (ja) * 1973-06-15 1978-06-30 Cit Alcatel
JPS5147313A (ja) * 1974-10-21 1976-04-22 Nippon Telegraph & Telephone
US4057761A (en) * 1975-12-30 1977-11-08 Rca Corporation Received signal selecting system with priority control
GB1514422A (en) * 1976-01-12 1978-06-14 Mel Equipment Co Ltd Aircraft antenna-switching control arrangements
US4287598A (en) * 1979-12-17 1981-09-01 Bell Telephone Laboratories, Incorporated Cooperating arrangement for diversity stations
US4383332A (en) * 1980-11-21 1983-05-10 Bell Telephone Laboratories, Incorporated High capacity digital mobile radio system
US4513412A (en) * 1983-04-25 1985-04-23 At&T Bell Laboratories Time division adaptive retransmission technique for portable radio telephones
US4661993A (en) * 1984-10-12 1987-04-28 At&T Company Technique for improving radio system performance during fading
JPS623536A (ja) * 1985-06-29 1987-01-09 Oki Electric Ind Co Ltd 移動体データ通信の良否判定装置
JPH0744492B2 (ja) * 1988-06-15 1995-05-15 松下電工株式会社 偏波ダイバーシチ無線通信方式
SE465990B (sv) * 1990-04-10 1991-11-25 Ericsson Telefon Ab L M Foerfarande foer antennval i ett mobilradiosystem
SE466179B (sv) * 1990-05-10 1992-01-07 Ericsson Telefon Ab L M Foerfarande foer att i ett tidsmultiplext radiokommunikationssystem oeverfoera olika kommandon avseende val av saendarantenn
US5179559A (en) * 1990-07-27 1993-01-12 Motorola, Inc. Handoff method for a cellular system
US5231629A (en) * 1990-10-01 1993-07-27 Motorola, Inc. Full-duplex communication system
US5193091A (en) * 1990-12-12 1993-03-09 Motorola, Inc. Tdm communication system for a wide area site and a plurality of local sites
JPH0528144U (ja) * 1991-09-18 1993-04-09 パイオニア株式会社 受信機
US5379449A (en) * 1992-11-23 1995-01-03 Ford Motor Company Automotive radio employing multipath correction strategy based on vehicle speed
DE4303355A1 (de) * 1993-02-05 1994-08-11 Philips Patentverwaltung Funksystem
US5812935A (en) * 1993-04-17 1998-09-22 Hughes Electronics Cellular system employing base station transmit diversity according to transmission quality level
DE69432844T2 (de) * 1993-04-29 2004-05-19 Ericsson Inc. Zeitdiversityübertragungssystem zum Herabsetzung der Nachbarkanalstörung in Mobiltelefonsystemen
US5689439A (en) * 1995-03-31 1997-11-18 Lucent Technologies, Inc. Switched antenna diversity transmission method and system
US6438360B1 (en) * 1999-07-22 2002-08-20 Motorola, Inc. Amplifier system with load control to produce an amplitude envelope
US6917790B1 (en) 1999-10-29 2005-07-12 Amc Centurion Ab Antenna device and method for transmitting and receiving radio waves
SE516535C2 (sv) 1999-10-29 2002-01-29 Allgon Ab Antennanordning omkopplingsbar mellan ett flertal konfigurationslägen anpassade för användning i olika operationsmiljöer samt därtill hörande förfarande
SE516536C2 (sv) * 1999-10-29 2002-01-29 Allgon Ab Antennanordning omkopplingsbar mellan ett flertal konfigurationstillstånd i avhängighet av två driftsparametrar samt därtill hörande metod
EP1150439B1 (en) * 2000-04-25 2006-09-27 Siemens Aktiengesellschaft Antenna diversity receiver
US6961545B2 (en) 2001-04-09 2005-11-01 Atheros Communications, Inc. Method and system for providing antenna diversity
JP3932906B2 (ja) * 2002-01-23 2007-06-20 日本電気株式会社 基地局装置及びそれを用いた移動通信システム
US9893715B2 (en) * 2013-12-09 2018-02-13 Shure Acquisition Holdings, Inc. Adaptive self-tunable antenna system and method

Also Published As

Publication number Publication date
DE2165019A1 (de) 1972-07-06
DE2165019C3 (de) 1981-05-14
DE2165019B2 (de) 1980-07-03
FR2120092A1 (ja) 1972-08-11
FR2120092B1 (ja) 1977-01-28
SE379614B (ja) 1975-10-13
GB1357779A (en) 1974-06-26
US3693088A (en) 1972-09-19

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