BRPI0417446A - método de transmissão de sinal de controle em um sistema de múltiplas antenas - Google Patents

método de transmissão de sinal de controle em um sistema de múltiplas antenas

Info

Publication number
BRPI0417446A
BRPI0417446A BRPI0417446-1A BRPI0417446A BRPI0417446A BR PI0417446 A BRPI0417446 A BR PI0417446A BR PI0417446 A BRPI0417446 A BR PI0417446A BR PI0417446 A BRPI0417446 A BR PI0417446A
Authority
BR
Brazil
Prior art keywords
control signal
antenna system
signal transmission
transmission method
multiple antenna
Prior art date
Application number
BRPI0417446-1A
Other languages
English (en)
Inventor
Bong-Hoe Kim
Joon-Kui Ahn
Dong-Youn Seo
Original Assignee
Lg Electronics 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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of BRPI0417446A publication Critical patent/BRPI0417446A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0044—OVSF [orthogonal variable spreading factor]
    • 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
    • H04B7/0413—MIMO systems
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H04J13/18—Allocation of orthogonal codes
    • H04J13/20—Allocation of orthogonal codes having an orthogonal variable spreading factor [OVSF]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Landscapes

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

Abstract

MéTODO DE TRANSMISSãO DE SINAL DE CONTROLE EM UM SISTEMA DE MúLTIPLAS ANTENAS Um método de comunicaão de um sistema de Múltiplas Entradas e Múltiplas Saídas (MIMO) tendo múltiplos transmissores que incluem a transmissão de sinais de controle de enlace descendente paralelos independentes incluindo infornações de controle para cada fluxo de dados, e a retransmissão dos fluxos de dados.
BRPI0417446-1A 2003-12-11 2004-11-24 método de transmissão de sinal de controle em um sistema de múltiplas antenas BRPI0417446A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20030090272A KR101163225B1 (ko) 2003-12-11 2003-12-11 다중 안테나 시스템의 제어신호 전송방법
PCT/KR2004/003049 WO2005057810A1 (en) 2003-12-11 2004-11-24 Control signal transmitting method in multi-antenna system

Publications (1)

Publication Number Publication Date
BRPI0417446A true BRPI0417446A (pt) 2007-05-08

Family

ID=36791209

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0417446-1A BRPI0417446A (pt) 2003-12-11 2004-11-24 método de transmissão de sinal de controle em um sistema de múltiplas antenas

Country Status (7)

Country Link
US (1) US7751352B2 (pt)
EP (1) EP1698073B1 (pt)
JP (1) JP4473879B2 (pt)
KR (1) KR101163225B1 (pt)
CN (1) CN1886913B (pt)
BR (1) BRPI0417446A (pt)
WO (1) WO2005057810A1 (pt)

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US7493135B2 (en) * 2004-04-02 2009-02-17 Lg Electronics Inc. Transmission method for downlink control signal in MIMO system
WO2005099124A1 (en) * 2004-04-07 2005-10-20 Lg Electronics Inc. Method for transmitting and receiving data signal in mimo system
ATE556493T1 (de) * 2004-04-07 2012-05-15 Lg Electronics Inc Übertragungsverfahren eines kontrollsignals für die abwärtsrichtung für ein mimo-system
JP4884722B2 (ja) * 2005-03-31 2012-02-29 株式会社エヌ・ティ・ティ・ドコモ 無線通信装置及び無線通信方法
US8638771B2 (en) 2005-08-12 2014-01-28 Qualcomm Incorporated Transmission structure supporting multi-user scheduling and MIMO transmission
JP5120700B2 (ja) * 2005-10-07 2013-01-16 日本電気株式会社 複数の基地局と移動局によるｍｉｍｏ無線通信システム及び方法
US20070165576A1 (en) * 2005-12-29 2007-07-19 Telefonaktiebolaget Lm Ericsson (Publ) Mimo control channel with shared channelization codes
US20080051037A1 (en) 2005-12-29 2008-02-28 Molnar Karl J BASE STATION AND METHOD FOR SELECTING BEST TRANSMIT ANTENNA(s) FOR SIGNALING CONTROL CHANNEL INFORMATION
US8914015B2 (en) * 2006-03-20 2014-12-16 Qualcomm Incorporated Grouping of users for MIMO transmission in a wireless communication system
MX2008013496A (es) 2006-04-18 2009-03-31 Interdigital Tech Corp Metodo y aparato para implementar h-arq en un sistema de comunicacion inalambrica mimo.
US8331342B2 (en) * 2006-04-28 2012-12-11 Samsung Electronics Co., Ltd. Apparatus and method for switching between single user and multi-user MIMO operation in a wireless network
EP2037611A4 (en) 2006-06-27 2016-03-23 Nec Corp COMMUNICATION SYSTEM, TRANSMITTER, RECEIVER AND MULTIPLE ACCESS METHOD
KR101301368B1 (ko) * 2007-02-14 2013-08-29 삼성전자주식회사 이동통신 시스템에서 하향링크 공용 제어채널을 송수신하는장치 및 방법
US8014265B2 (en) 2007-08-15 2011-09-06 Qualcomm Incorporated Eigen-beamforming for wireless communication systems
US8009617B2 (en) * 2007-08-15 2011-08-30 Qualcomm Incorporated Beamforming of control information in a wireless communication system
US8532066B2 (en) 2007-10-18 2013-09-10 Qualcomm Incorporated Transmission structure supporting multi-user scheduling and MIMO transmission
US8259866B2 (en) 2008-01-04 2012-09-04 Qualcomm Incorporated Decoding scheme using A-priori information about transmitted messages
US8259867B2 (en) 2008-01-04 2012-09-04 Qualcomm Incorporated Methods and systems for turbo decoding in a wireless communication system
EP2282418A3 (en) * 2009-06-23 2011-03-09 Alcatel Lucent A station comprising at least two transmit antennas, and a method of transmitting therefrom
US8547918B2 (en) * 2009-11-17 2013-10-01 Qualcomm Incorporated Multiple-user multiple-input and multiple-output for high-speed packet access systems
CN102571256B (zh) * 2010-12-30 2014-10-01 中国移动通信集团山东有限公司 扰码对确定方法及装置
EP2742625B1 (en) * 2011-08-10 2015-08-12 Telefonaktiebolaget L M Ericsson (publ) Transmit diversity for pre-coded radio control signals
KR101892688B1 (ko) 2011-11-07 2018-10-05 삼성전자 주식회사 다중 안테나를 위한 제어 채널 검색 방법 및 장치
US9871565B2 (en) * 2013-03-01 2018-01-16 Sony Corporation MIMO communication method, transmitting device, and receiving device
JP6498410B2 (ja) * 2014-10-08 2019-04-10 国立大学法人電気通信大学 無線通信システム
CN105099621B (zh) * 2015-06-29 2018-05-22 珠海市魅族科技有限公司 通信方法和通信设备
US12072421B2 (en) * 2020-09-30 2024-08-27 Aurora Operations, Inc. Mixed multiple input multiple output (MIMO) radar

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10173594A (ja) * 1996-12-06 1998-06-26 Hitachi Ltd 符号分割多元接続通信システム及び送信電力制御方法
US6985466B1 (en) * 1999-11-09 2006-01-10 Arraycomm, Inc. Downlink signal processing in CDMA systems utilizing arrays of antennae
US6473467B1 (en) 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
US7006464B1 (en) * 2000-11-17 2006-02-28 Lucent Technologies Inc. Downlink and uplink channel structures for downlink shared channel system
JP2002171572A (ja) * 2000-12-01 2002-06-14 Hitachi Ltd 無線基地局、パケット中継装置並びに無線通信システム
JP3769529B2 (ja) * 2001-11-02 2006-04-26 株式会社エヌ・ティ・ティ・ドコモ 制御システム、制御方法及びこれらに用いて好適な無線制御装置
KR100754552B1 (ko) * 2001-12-28 2007-09-05 삼성전자주식회사 고속 순방향 패킷 접속 방식을 사용하는 통신 시스템에서고속 공통 제어 채널 송수신 장치 및 방법
US7020110B2 (en) 2002-01-08 2006-03-28 Qualcomm Incorporated Resource allocation for MIMO-OFDM communication systems
US7508804B2 (en) 2002-04-05 2009-03-24 Alcatel-Lucent Usa Inc. Shared signaling for multiple user equipment
US7542446B2 (en) * 2002-07-31 2009-06-02 Mitsubishi Electric Research Laboratories, Inc. Space time transmit diversity with subgroup rate control and subgroup antenna selection in multi-input multi-output communications systems
US8320301B2 (en) * 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US7536198B1 (en) * 2003-03-28 2009-05-19 Nortel Networks Limited System and method for multiple input multiple output wireless transmission

Also Published As

Publication number Publication date
KR20050058030A (ko) 2005-06-16
EP1698073A4 (en) 2011-11-09
US7751352B2 (en) 2010-07-06
US20050128965A1 (en) 2005-06-16
JP2007512731A (ja) 2007-05-17
EP1698073B1 (en) 2017-08-23
KR101163225B1 (ko) 2012-07-05
JP4473879B2 (ja) 2010-06-02
EP1698073A1 (en) 2006-09-06
CN1886913B (zh) 2010-05-26
WO2005057810A1 (en) 2005-06-23
CN1886913A (zh) 2006-12-27

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]