BR0317160A - Diversidade de transmissão de antena comutada - Google Patents

Diversidade de transmissão de antena comutada

Info

Publication number
BR0317160A
BR0317160A BR0317160-4A BR0317160A BR0317160A BR 0317160 A BR0317160 A BR 0317160A BR 0317160 A BR0317160 A BR 0317160A BR 0317160 A BR0317160 A BR 0317160A
Authority
BR
Brazil
Prior art keywords
antenna
antenna transmission
transmission diversity
switched antenna
systems
Prior art date
Application number
BR0317160-4A
Other languages
English (en)
Inventor
Philip D Coan
Harris Simon
Michael J Wengler
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR0317160A publication Critical patent/BR0317160A/pt

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
    • 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
    • H04B7/0623—Auxiliary parameters, e.g. power control [PCB] or not acknowledged commands [NACK], used as feedback information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • 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
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink 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
    • H04B7/0602—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
    • H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Transmitters (AREA)

Abstract

"DIVERSIDADE DE TRANSMISSãO DE ANTENA COMUTADA". Sistemas e técnicas são descritos referentes às comunicações. Os sistemas e as técnicas envolvem a transmissão de um sinal através de uma primeira antena, o recebimento do retorno relacionado com a transmissão do sinal através da primeira antena, a seleção entre a primeira antena e uma segunda antena como uma função do retorno, e a transmissão do sinal através da antena selecionada.
BR0317160-4A 2002-12-11 2003-12-10 Diversidade de transmissão de antena comutada BR0317160A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/317,295 US7062232B2 (en) 2002-12-11 2002-12-11 Switched antenna transmit diversity
PCT/US2003/039498 WO2004054131A1 (en) 2002-12-11 2003-12-10 Switched antenna transmit diversity

Publications (1)

Publication Number Publication Date
BR0317160A true BR0317160A (pt) 2005-11-01

Family

ID=32506082

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0317160-4A BR0317160A (pt) 2002-12-11 2003-12-10 Diversidade de transmissão de antena comutada

Country Status (13)

Country Link
US (1) US7062232B2 (pt)
EP (1) EP1576743B1 (pt)
JP (1) JP2006510262A (pt)
KR (2) KR101009143B1 (pt)
CN (2) CN103051364A (pt)
AU (1) AU2003297902A1 (pt)
BR (1) BR0317160A (pt)
CA (1) CA2509093C (pt)
ES (1) ES2644031T3 (pt)
HU (1) HUE034728T2 (pt)
MX (1) MXPA05006238A (pt)
TW (1) TWI345392B (pt)
WO (1) WO2004054131A1 (pt)

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US7542733B1 (en) * 2003-02-04 2009-06-02 Sprint Spectrum L.P. Method and apparatus for diversity transmission from a mobile station
US7421276B2 (en) * 2003-04-09 2008-09-02 Nortel Networks Limited Method, apparatus and system of configuring a wireless device based on location
JP3970807B2 (ja) * 2003-06-18 2007-09-05 三菱電機株式会社 無線通信装置
FR2859314A1 (fr) * 2003-08-29 2005-03-04 Thomson Licensing Sa Emetteur-recepteur a diversite d'antennes
US7515877B2 (en) * 2004-11-04 2009-04-07 Magnolia Broadband Inc. Communicating signals according to a quality indicator and a time boundary indicator
US7660598B2 (en) * 2004-12-21 2010-02-09 Qualcomm, Incorporated Transmit power reduction for a wireless device with multiple transmit signal paths
KR100809551B1 (ko) 2005-03-08 2008-03-04 재단법인서울대학교산학협력재단 이동 통신 시스템에서 귀환 비트를 이용하여 메시지를 시공간 터보 부호화하여 송신하는 장치 및 방법
JP4682684B2 (ja) * 2005-04-28 2011-05-11 パナソニック株式会社 デジタル信号受信装置
US7847740B2 (en) 2006-02-13 2010-12-07 Kyocera Corporation Antenna system having receiver antenna diversity and configurable transmission antenna and method of management thereof
KR101424527B1 (ko) 2007-04-16 2014-08-04 삼성전자주식회사 데이터를 송수신하는 장치 및 방법
US8654705B2 (en) * 2008-10-24 2014-02-18 Qualcomm Incorporated System and method for supporting multiple reverse link data streams
US8654715B2 (en) * 2008-10-24 2014-02-18 Qualcomm Incorporated Systems and methods providing mobile transmit diversity
US20100329370A1 (en) * 2009-04-28 2010-12-30 Beceem Communications Inc. Selection of a Subset of Antennas for Transmission
KR101231782B1 (ko) * 2010-12-13 2013-02-08 동국대학교 산학협력단 다수의 송신 안테나들을 구비한 서브 프레임 전송 시스템의 송신 안테나 선택 방법 및 전송 전력 제어 방법
US8737506B1 (en) 2010-12-29 2014-05-27 Sprint Communications Company L.P. Determination of transmit diversity transmission delays
US8437713B1 (en) 2011-02-16 2013-05-07 Sprint Communications Company L.P. Wireless transmit diversity control by location of a wireless communication device
US8565686B2 (en) 2011-06-30 2013-10-22 Sprint Communications Company L.P. Power status multipath search window sizing for wireless communications
US9379788B2 (en) * 2013-02-21 2016-06-28 Intel Mobile Communications GmbH Communications terminal, and a method for selecting a transmit antenna for a transmission to a radio communications network
WO2014147954A1 (ja) * 2013-03-21 2014-09-25 パナソニック株式会社 無線通信装置および送信電力制御方法
US9100100B2 (en) * 2013-12-31 2015-08-04 Futurewei Technologies, Inc. Wireless electronic device with switchable antenna system
CN104506221B (zh) * 2014-12-12 2018-11-09 福建星网锐捷网络有限公司 天线控制方法及天线
KR102372072B1 (ko) * 2016-02-19 2022-03-17 삼성전자주식회사 송신 안테나 선택 방법 및 이를 지원하는 전자 장치
CN107333340B (zh) * 2017-07-06 2018-12-04 上海交通大学 多波束天线组网方法及装置
KR101971682B1 (ko) 2018-10-25 2019-08-13 엘아이지넥스원 주식회사 무선 단말기의 수신 안테나 선택 방법
US10840995B1 (en) * 2019-11-04 2020-11-17 Qualcomm Incorporated Diversity techniques in true wireless stereo (TWS) shadowing

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5812935A (en) * 1993-04-17 1998-09-22 Hughes Electronics Cellular system employing base station transmit diversity according to transmission quality level
US5437055A (en) * 1993-06-03 1995-07-25 Qualcomm Incorporated Antenna system for multipath diversity in an indoor microcellular communication system
US5574747A (en) * 1995-01-04 1996-11-12 Interdigital Technology Corporation Spread spectrum adaptive power control system and method
JP3111906B2 (ja) * 1996-07-17 2000-11-27 日本電気株式会社 無線基地局装置
CA2188845A1 (en) * 1996-10-25 1998-04-25 Stephen Ross Todd Selection of an antenna operating in diversity
US6108526A (en) * 1997-05-07 2000-08-22 Lucent Technologies, Inc. Antenna system and method thereof
JP2002026796A (ja) * 1998-04-07 2002-01-25 Matsushita Electric Ind Co Ltd 無線通信装置及び無線通信システム
BR9906527A (pt) * 1998-06-13 2007-05-29 Samsung Electronics Co Ltd dispostivo, e, processo de detecção de ruìdo não ortogonal para um sistema de comunicação de acesso múltiplo por divisão de código (cdma)
US6690652B1 (en) * 1998-10-26 2004-02-10 International Business Machines Corporation Adaptive power control in wideband CDMA cellular systems (WCDMA) and methods of operation
US6252910B1 (en) * 1998-11-11 2001-06-26 Comspace Corporation Bandwidth efficient QAM on a TDM-FDM system for wireless communications
FI982763A (fi) 1998-12-21 2000-06-22 Nokia Networks Oy Tiedonsiirtomenetelmä ja radiojärjestelmä
US6947469B2 (en) * 1999-05-07 2005-09-20 Intel Corporation Method and Apparatus for wireless spread spectrum communication with preamble processing period
FI19991940A (fi) * 1999-09-10 2001-03-10 Nokia Networks Oy Lähetysdiversiteetti
ES2188568T3 (es) * 1999-11-30 2003-07-01 Fraunhofer Ges Forschung Terminal de emision / recepcion dect y procedimiento para la comunicacion entre un terminal de emision / recepcion dect y una estacion base.
KR100353641B1 (ko) * 2000-12-21 2002-09-28 삼성전자 주식회사 부호분할다중접속 이동통신시스템의 기지국 전송 안테나다이버시티 장치 및 방법
JP2002271266A (ja) * 2001-03-09 2002-09-20 Nec Corp Ｃｄｍａ基地局および送信ダイバーシチ制御方法
JP3818078B2 (ja) * 2001-03-30 2006-09-06 株式会社デンソー ダイバーシティ無線機
US6785341B2 (en) * 2001-05-11 2004-08-31 Qualcomm Incorporated Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information
US6662024B2 (en) 2001-05-16 2003-12-09 Qualcomm Incorporated Method and apparatus for allocating downlink resources in a multiple-input multiple-output (MIMO) communication system
US7010316B2 (en) * 2001-09-28 2006-03-07 Qualcomm Incorporated Method and apparatus for multi-channel reverse link outer-loop power control
US7212788B2 (en) * 2002-08-13 2007-05-01 Atheros Communications, Inc. Method and apparatus for signal power loss reduction in RF communication systems
US20040087332A1 (en) * 2002-10-31 2004-05-06 Samsung Electronics Co., Ltd. Apparatus and method for simultaneous operation of a base transceiver subsystem in a wireless network

Also Published As

Publication number Publication date
CN103051364A (zh) 2013-04-17
WO2004054131A1 (en) 2004-06-24
CN1742446A (zh) 2006-03-01
AU2003297902A1 (en) 2004-06-30
JP2006510262A (ja) 2006-03-23
MXPA05006238A (es) 2005-09-08
CA2509093C (en) 2012-10-16
ES2644031T3 (es) 2017-11-27
KR20100117683A (ko) 2010-11-03
TWI345392B (en) 2011-07-11
TW200419996A (en) 2004-10-01
CA2509093A1 (en) 2004-06-24
KR101009143B1 (ko) 2011-01-18
EP1576743A1 (en) 2005-09-21
US20040203541A1 (en) 2004-10-14
US7062232B2 (en) 2006-06-13
EP1576743B1 (en) 2017-08-02
KR20050085433A (ko) 2005-08-29
HUE034728T2 (en) 2018-02-28
KR101009215B1 (ko) 2011-01-19

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B04C Request for examination: application reinstated [chapter 4.3 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time