ATE373901T1 - Verfahren und vorrichtung zur optimierung der ausnutzung einer antennenarray-strahlformungs- technik - Google Patents

Verfahren und vorrichtung zur optimierung der ausnutzung einer antennenarray-strahlformungs- technik

Info

Publication number
ATE373901T1
ATE373901T1 AT01919685T AT01919685T ATE373901T1 AT E373901 T1 ATE373901 T1 AT E373901T1 AT 01919685 T AT01919685 T AT 01919685T AT 01919685 T AT01919685 T AT 01919685T AT E373901 T1 ATE373901 T1 AT E373901T1
Authority
AT
Austria
Prior art keywords
communication device
antenna array
optimizing
determined
communication unit
Prior art date
Application number
AT01919685T
Other languages
English (en)
Inventor
Shu-Shaw Wang
Thomas Derryberry
Original Assignee
Nokia Corp
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 Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE373901T1 publication Critical patent/ATE373901T1/de

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
    • H04B7/0613—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 simultaneous transmission
    • H04B7/0615—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 simultaneous transmission of weighted versions of same signal
    • H04B7/0617—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 simultaneous transmission of weighted versions of same signal for beam forming
    • 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
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • 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
    • H04B7/0613—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 simultaneous transmission
    • H04B7/0615—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 simultaneous transmission of weighted versions of same signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
AT01919685T 2000-03-28 2001-03-23 Verfahren und vorrichtung zur optimierung der ausnutzung einer antennenarray-strahlformungs- technik ATE373901T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/537,049 US6369756B1 (en) 2000-03-28 2000-03-28 Method and apparatus for optimizing the usage of an antenna array beamforming technique

Publications (1)

Publication Number Publication Date
ATE373901T1 true ATE373901T1 (de) 2007-10-15

Family

ID=24140965

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01919685T ATE373901T1 (de) 2000-03-28 2001-03-23 Verfahren und vorrichtung zur optimierung der ausnutzung einer antennenarray-strahlformungs- technik

Country Status (7)

Country Link
US (2) US6369756B1 (de)
EP (1) EP1277292B1 (de)
JP (1) JP2003529276A (de)
KR (1) KR100669985B1 (de)
AT (1) ATE373901T1 (de)
DE (1) DE60130548T2 (de)
WO (1) WO2001073971A2 (de)

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FI20021094A0 (fi) * 2002-06-07 2002-06-07 Nokia Corp Yhteyden varmistaminen radiojärjestelmässä
RU2254682C1 (ru) * 2003-10-27 2005-06-20 Общество с ограниченной ответственностью "Алгоритм" Способ радиосвязи в беспроводной локальной сети
US7428408B2 (en) * 2004-09-20 2008-09-23 Interdigital Technology Corporation Method for operating a smart antenna in a WLAN using medium access control information
US7917176B2 (en) 2006-02-14 2011-03-29 Nec Laboratories America, Inc. Structured codebook and successive beamforming for multiple-antenna systems
US7570713B2 (en) * 2006-06-14 2009-08-04 Harris Stratex Networks, Inc. System and method for anticipatory receiver switching based on signal quality estimation
US7881752B1 (en) * 2006-06-19 2011-02-01 Sprint Communications Company L.P. Hybrid architecture that combines a metropolitan-area network fiber system with a multi-link antenna array
US7642988B1 (en) 2006-06-19 2010-01-05 Sprint Communications Company L.P. Multi-link antenna array configured for cellular site placement
ES2682263T3 (es) * 2006-12-19 2018-09-19 Airgain, Inc. Sistema de antena MIMO direccional optimizada
KR101366332B1 (ko) * 2007-04-19 2014-02-21 엘지전자 주식회사 통신 시스템에서의 데이터 블록 재전송 방법
US8090377B2 (en) * 2007-06-26 2012-01-03 Cisco Technology, Inc. Method and system for using signal quality information
US7941108B2 (en) * 2007-06-26 2011-05-10 Cisco Technology, Inc. Method and system for automatically identifying wireless signal quality of a region
US20090140921A1 (en) * 2007-08-31 2009-06-04 Allen-Vanguard Technologies, Inc. Radio Antenna Assembly and Apparatus for Controlling Transmission and Reception of RF Signals
KR101412174B1 (ko) * 2007-10-17 2014-06-26 삼성전자주식회사 이동통신 시스템의 복호 장치 및 방법
JP5107069B2 (ja) * 2008-01-25 2012-12-26 株式会社エヌ・ティ・ティ・ドコモ 移動通信システムで使用される基地局装置及び方法
US8437769B1 (en) * 2008-02-19 2013-05-07 Sprint Spectrum L.P. Method and system for selecting a length of a preamble transmitted in an access probe
US8738981B2 (en) * 2008-10-24 2014-05-27 Qualcomm Incorporated Method and apparatus for H-ARQ scheduling in a wireless communication system
JP5500165B2 (ja) * 2009-03-09 2014-05-21 日本電気株式会社 ランク推定装置、受信機、通信システム、ランク推定方法及びプログラム記録媒体
EP2443766A1 (de) 2009-06-15 2012-04-25 Agc Automotive Americas R&D, Inc. Antennensystem und verfahren zur optimierung eines hf-signals
WO2011131210A1 (en) * 2010-04-20 2011-10-27 Telecom Italia S.P.A. Method and system for wireless communications, corresponding network and computer
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JP5742474B2 (ja) * 2011-05-27 2015-07-01 富士通株式会社 無線通信装置，無線通信システム及び無線通信方法
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KR20160046228A (ko) * 2014-10-20 2016-04-28 한국전자통신연구원 빔 형성 방법 및 장치
US9635627B2 (en) * 2014-11-12 2017-04-25 Nokia Solutions And Networks Oy Connection reliability and managing interference created by beamforming
US10720704B2 (en) * 2015-09-17 2020-07-21 Gilat Satellite Networks Ltd. Mobile antenna tracking
EP3487224B1 (de) * 2016-08-12 2026-04-01 Huawei Technologies Co., Ltd. Verfahren zum umschalten eines signalübertragungsmodus, basisstation und endgerätevorrichtung
US10454553B2 (en) 2017-03-01 2019-10-22 Samsung Electronics Co., Ltd. Beam forming method for a transmitting antenna and a device thereof
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US6369756B1 (en) * 2000-03-28 2002-04-09 Nokia Networks Oy Method and apparatus for optimizing the usage of an antenna array beamforming technique

Also Published As

Publication number Publication date
US6369756B1 (en) 2002-04-09
DE60130548T2 (de) 2008-01-31
EP1277292B1 (de) 2007-09-19
JP2003529276A (ja) 2003-09-30
EP1277292A2 (de) 2003-01-22
US20020089451A1 (en) 2002-07-11
KR100669985B1 (ko) 2007-01-18
KR20030064617A (ko) 2003-08-02
DE60130548D1 (de) 2007-10-31
WO2001073971A2 (en) 2001-10-04
US6580394B2 (en) 2003-06-17
WO2001073971A3 (en) 2002-06-20

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