NO20000840L - Adaptivt radiosystem - Google Patents

Adaptivt radiosystem

Info

Publication number
NO20000840L
NO20000840L NO20000840A NO20000840A NO20000840L NO 20000840 L NO20000840 L NO 20000840L NO 20000840 A NO20000840 A NO 20000840A NO 20000840 A NO20000840 A NO 20000840A NO 20000840 L NO20000840 L NO 20000840L
Authority
NO
Norway
Prior art keywords
radio system
branches
base station
mobile stations
adaptive radio
Prior art date
Application number
NO20000840A
Other languages
English (en)
Norwegian (no)
Other versions
NO20000840D0 (no
Inventor
Matti Kiiski
Ilkka Keskitalo
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of NO20000840D0 publication Critical patent/NO20000840D0/no
Publication of NO20000840L publication Critical patent/NO20000840L/no

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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
NO20000840A 1997-08-22 2000-02-21 Adaptivt radiosystem NO20000840L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI973478A FI104300B1 (fi) 1997-08-22 1997-08-22 Adaptiivinen radiojärjestelmä
PCT/FI1998/000643 WO1999010993A2 (en) 1997-08-22 1998-08-21 Adaptive radio system

Publications (2)

Publication Number Publication Date
NO20000840D0 NO20000840D0 (no) 2000-02-21
NO20000840L true NO20000840L (no) 2000-02-21

Family

ID=8549410

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20000840A NO20000840L (no) 1997-08-22 2000-02-21 Adaptivt radiosystem

Country Status (8)

Country Link
US (1) US6430421B1 (ja)
EP (1) EP1021869A2 (ja)
JP (1) JP2002519909A (ja)
CN (1) CN1267411A (ja)
AU (1) AU744467B2 (ja)
FI (1) FI104300B1 (ja)
NO (1) NO20000840L (ja)
WO (1) WO1999010993A2 (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3031346B2 (ja) * 1998-08-19 2000-04-10 日本電気株式会社 Ｃｄｍａ基地局送信装置およびｃｄｍａ基地局送信装置におけるシリアル信号送信方法
EP1111812A1 (en) * 1999-12-20 2001-06-27 Nortel Matra Cellular Omni transmit and sectored receive cellular telecommunications network and method of operating the same
GB0016008D0 (en) * 2000-06-29 2000-08-23 Nokia Networks Oy Capacity changes in transceiver apparatus
US7162273B1 (en) * 2000-11-10 2007-01-09 Airgain, Inc. Dynamically optimized smart antenna system
US20020077154A1 (en) * 2000-12-19 2002-06-20 Judson Bruce A. Base station antenna sharing
US7187949B2 (en) * 2001-01-19 2007-03-06 The Directv Group, Inc. Multiple basestation communication system having adaptive antennas
GB0204108D0 (en) * 2002-02-21 2002-04-10 Analog Devices Inc 3G radio
US7646744B2 (en) 2003-04-07 2010-01-12 Shaolin Li Method of operating multi-antenna wireless data processing system
US7933255B2 (en) 2003-04-07 2011-04-26 Bellow Bellows Llc Multi-antenna wireless data processing system
US7389096B2 (en) 2003-04-07 2008-06-17 Bellow Bellows Llc Monitoring system using multi-antenna transceivers
US7512083B2 (en) 2003-04-07 2009-03-31 Shaolin Li Single chip multi-antenna wireless data processor
US8014374B2 (en) 2003-04-07 2011-09-06 Bellow Bellows Llc System and method for achieving timing compatibility with multi-antenna wireless data protocols
US20050227748A1 (en) * 2004-04-13 2005-10-13 Airgain, Inc. Direction-agile antenna controller
US7274328B2 (en) * 2004-08-31 2007-09-25 Raytheon Company Transmitting and receiving radio frequency signals using an active electronically scanned array
US8577296B2 (en) * 2008-08-29 2013-11-05 Empire Technology Development, Llc Weighting factor adjustment in adaptive antenna arrays
TWI415407B (zh) * 2010-03-10 2013-11-11 Univ Nat Chiao Tung Beamforming circuit and communication system
EP3089262B1 (en) * 2014-02-17 2020-03-18 Huawei Device Co., Ltd. Antenna switching system and method
EP3468062A1 (en) 2017-10-05 2019-04-10 Nokia Technologies Oy Heterogeneously equipped multi antenna system and method of operating such system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1230284B (it) * 1989-06-15 1991-10-18 Italtel Spa Procedimento e dispositivo per la ricezione di segnali in sistemi radiomobili digitali.
JPH03155228A (ja) * 1989-11-14 1991-07-03 Toshiba Corp ダイバーシティ受信装置
GB2271246B (en) * 1992-10-03 1997-02-12 Motorola Ltd Sectorized cellular radio base station antenna
DE69431583T2 (de) * 1993-08-12 2003-03-06 Nortel Networks Ltd., St.Laurent Antenneneinrichtung für Basisstation
GB2281176B (en) * 1993-08-12 1998-04-08 Northern Telecom Ltd Base station antenna arrangement
GB2294609B (en) * 1994-10-26 1999-01-27 Northern Telecom Ltd A base station arrangement
JPH08274687A (ja) 1995-03-31 1996-10-18 Matsushita Electric Ind Co Ltd Ｃｄｍａ無線伝送装置およびｃｄｍａ無線伝送システム
EP0741466A3 (en) * 1995-05-03 1996-12-18 Hughes Aircraft Co Method and device for adaptive antenna selection in a mobile radio communication system
US5854986A (en) * 1995-05-19 1998-12-29 Northern Telecom Limited Cellular communication system having device coupling distribution of antennas to plurality of transceivers
JPH09186643A (ja) * 1995-12-28 1997-07-15 Kyocera Corp 無線基地局

Also Published As

Publication number Publication date
FI104300B (fi) 1999-12-15
WO1999010993A3 (en) 1999-05-14
FI973478A (fi) 1999-02-23
CN1267411A (zh) 2000-09-20
NO20000840D0 (no) 2000-02-21
WO1999010993A2 (en) 1999-03-04
AU744467B2 (en) 2002-02-21
US6430421B1 (en) 2002-08-06
AU8864798A (en) 1999-03-16
FI104300B1 (fi) 1999-12-15
EP1021869A2 (en) 2000-07-26
FI973478A0 (fi) 1997-08-22
JP2002519909A (ja) 2002-07-02

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application