DE60222942D1 - Sende-diversität mit zwei kreuzpolarisationsgruppenantennen - Google Patents

Sende-diversität mit zwei kreuzpolarisationsgruppenantennen

Info

Publication number
DE60222942D1
DE60222942D1 DE60222942T DE60222942T DE60222942D1 DE 60222942 D1 DE60222942 D1 DE 60222942D1 DE 60222942 T DE60222942 T DE 60222942T DE 60222942 T DE60222942 T DE 60222942T DE 60222942 D1 DE60222942 D1 DE 60222942D1
Authority
DE
Germany
Prior art keywords
diversity
cross
performance chart
selecting
tables
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.)
Expired - Fee Related
Application number
DE60222942T
Other languages
English (en)
Other versions
DE60222942T2 (de
Inventor
Jyri K Haemaelaeinen
Risto Wichman
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE60222942D1 publication Critical patent/DE60222942D1/de
Publication of DE60222942T2 publication Critical patent/DE60222942T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
    • 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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity
    • 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
    • H04B7/06—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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0652—Feedback error handling
    • H04B7/0654—Feedback error handling at the receiver, e.g. antenna verification at mobile station

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
DE2002622942 2002-08-05 2002-08-05 Sende-diversität mit zwei kreuzpolarisationsgruppenantennen Expired - Fee Related DE60222942T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2002/003029 WO2004015887A1 (en) 2002-08-05 2002-08-05 Transmission diversity with two cross-polarised antennas arrays

Publications (2)

Publication Number Publication Date
DE60222942D1 true DE60222942D1 (de) 2007-11-22
DE60222942T2 DE60222942T2 (de) 2008-07-24

Family

ID=31503900

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002622942 Expired - Fee Related DE60222942T2 (de) 2002-08-05 2002-08-05 Sende-diversität mit zwei kreuzpolarisationsgruppenantennen

Country Status (6)

Country Link
US (1) US7136627B2 (de)
EP (1) EP1527529B1 (de)
AT (1) ATE375634T1 (de)
AU (1) AU2002368163A1 (de)
DE (1) DE60222942T2 (de)
WO (1) WO2004015887A1 (de)

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US8027315B2 (en) * 2003-02-12 2011-09-27 Nortel Networks Limited Antenna diversity
WO2004073206A1 (en) 2003-02-14 2004-08-26 Nortel Networks Limited Antenna diversity
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KR100575930B1 (ko) * 2003-05-16 2006-05-02 삼성전자주식회사 송신다이버시티를 사용하는 이동통신 시스템에 있어송신다이버시티의 방식 전환 장치 및 방법
GB0311856D0 (en) * 2003-05-22 2003-06-25 Nokia Corp Transmissions from a station with multiple antennae
GB2414365B (en) * 2004-05-19 2008-12-17 Motorola Inc Method of selecting a downlink transmit diversity technique
US7660598B2 (en) * 2004-12-21 2010-02-09 Qualcomm, Incorporated Transmit power reduction for a wireless device with multiple transmit signal paths
WO2006098008A1 (ja) * 2005-03-15 2006-09-21 Fujitsu Limited 通信装置および通信方法
JP5122471B2 (ja) * 2005-11-07 2013-01-16 トムソン ライセンシング 信号を制御する装置及び方法
CN100466489C (zh) * 2006-04-11 2009-03-04 中兴通讯股份有限公司 支持上行不连续发射无线系统的下行发射分集方法
EP3043490A1 (de) * 2006-07-06 2016-07-13 Telefonaktiebolaget LM Ericsson (publ) Einrichtung für verbesserte isolationseigenschaften in einem telekommunikationssystem
CN105790821A (zh) * 2006-07-06 2016-07-20 艾利森电话股份有限公司 电信系统中用于改进的隔离特性的设备
CN101523756B (zh) * 2006-10-02 2014-02-26 皇家飞利浦电子股份有限公司 具有可变波束数的mimo系统中的高效cqi传信
WO2008147467A2 (en) * 2006-12-18 2008-12-04 Univeristy Of Utah Research Foundation Mobile communications systems and methods relating to polarization-agile antennas
WO2008118529A2 (en) * 2007-01-30 2008-10-02 Georgia Tech Research Corporation Methods for polarization-based interference mitigation
CN101316130B (zh) * 2007-06-01 2014-06-11 中国移动通信集团公司 闭环模式下共用天线系统和方法
BRPI0721768A2 (pt) 2007-06-27 2013-01-29 Thomson Licensing aparelho e mÉtodo para o controle de um sinal
CN101796740A (zh) * 2007-09-06 2010-08-04 富士通株式会社 使用自适应多天线的移动通信系统
US8306473B2 (en) 2008-02-15 2012-11-06 Qualcomm Incorporated Methods and apparatus for using multiple antennas having different polarization
US8085721B2 (en) 2008-03-10 2011-12-27 Elektrobit Wireless Communications Oy Adaptive transmission method and a base station using the method
EP2107697A1 (de) * 2008-03-31 2009-10-07 British Telecommunications Public Limited Company Kanalschätzungen für ein Antennendiversitäts-Kommunikationssystem
US8279770B2 (en) 2008-09-29 2012-10-02 Qualcomm Incorporated Uplink transmit diversity enhancement
US8737190B2 (en) * 2008-11-21 2014-05-27 Samsung Electronics Co., Ltd. Method and system for communication of different modulation formats from a wireless station in a wireless system
US8797837B2 (en) 2008-12-03 2014-08-05 Samsung Electronics Co., Ltd. System and method for in-phase/quadrature multiplexing
EP2438689B1 (de) 2009-06-01 2015-08-26 Telefonaktiebolaget LM Ericsson (publ) Knoten in einem drahtlosen kommunikationssystem mit verschiedenen antennendiversitätsverfahren für uplink und downlink
US8649747B1 (en) * 2009-08-11 2014-02-11 Netgear, Inc. Dynamically adjusting antenna polarization in a wireless communication system
WO2011056111A1 (en) * 2009-11-09 2011-05-12 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for tuning polarizations for orthogonally polarized antennas
US8929953B2 (en) * 2009-12-16 2015-01-06 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for coordinating polarizations in a wireless communication system
CN102122976A (zh) * 2010-01-08 2011-07-13 上海贝尔股份有限公司 一种基站选择天线的方法和装置
US8891387B2 (en) 2010-05-03 2014-11-18 Qualcomm Incorporated UE based conditional enabling of ULTD
US8600426B2 (en) * 2010-09-01 2013-12-03 Qualcomm Incorporated Power control on a deactivated component carrier
EP2641341A4 (de) * 2010-11-18 2014-06-25 Ericsson Telefon Ab L M Verfahren und vorrichtungen zum konfigurieren eines antennenmodus für uplink-kommunikation
JP2013143575A (ja) * 2012-01-06 2013-07-22 Fujitsu Mobile Communications Ltd 無線通信端末装置及び無線通信端末装置制御方法
CN104183921B (zh) * 2013-05-21 2017-10-03 郝志强 移动卫星通信天线极化跟踪方法和跟踪系统
US10804952B2 (en) 2016-04-11 2020-10-13 University Of Notre Dame Du Lac Enhanced cosite transmitter-receiver isolation
EP3301975B1 (de) * 2016-09-28 2019-05-01 Intel IP Corporation Vorrichtungen und verfahren zur messung von benachbarten zellen auf anderen frequenzen oder in anderen rat sendend
CN108233994B (zh) * 2016-12-21 2021-04-27 上海诺基亚贝尔股份有限公司 用于大规模mimo系统的波束形成的方法和设备
CA3052899C (en) * 2017-02-07 2021-12-14 Hai Tang Method and device for transmitting data
KR20180096277A (ko) * 2017-02-21 2018-08-29 삼성전자주식회사 무선 통신 시스템에서 송신 전력 제어 방법 및 장치
US10749566B2 (en) * 2018-11-13 2020-08-18 Qualcomm Incorporated Dynamically adjustable radio-frequency (RF) front-end

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US6259730B1 (en) * 1998-11-10 2001-07-10 Lucent Technologies, Inc. Transmit diversity and reception equalization for radio links
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EP1279234B1 (de) * 2000-05-05 2005-08-31 Celletra Ltd. System und verfahren zur polarisationsanpassung einer vorwärtsverbindung bei zellularer kommunikation
US6801790B2 (en) * 2001-01-17 2004-10-05 Lucent Technologies Inc. Structure for multiple antenna configurations
US6990137B2 (en) * 2001-05-17 2006-01-24 Qualcomm, Incorporated System and method for received signal prediction in wireless communications systems
US7154959B2 (en) * 2001-08-29 2006-12-26 Intel Corporation System and method for emulating a multiple input, multiple output transmission channel
FR2844119B1 (fr) * 2002-08-27 2005-02-18 Nortel Networks Ltd Procede d'emission de signaux radio en diversite de polarisation, station et terminal de radiocommunication pour la mise en oeuvre du procede
US20050042988A1 (en) * 2003-08-18 2005-02-24 Alcatel Combined open and closed loop transmission diversity system

Also Published As

Publication number Publication date
WO2004015887A1 (en) 2004-02-19
DE60222942T2 (de) 2008-07-24
EP1527529A1 (de) 2005-05-04
AU2002368163A1 (en) 2004-02-25
US7136627B2 (en) 2006-11-14
EP1527529B1 (de) 2007-10-10
ATE375634T1 (de) 2007-10-15
US20050260954A1 (en) 2005-11-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee