JP2003304180A5 - - Google Patents

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Publication number
JP2003304180A5
JP2003304180A5 JP2003084725A JP2003084725A JP2003304180A5 JP 2003304180 A5 JP2003304180 A5 JP 2003304180A5 JP 2003084725 A JP2003084725 A JP 2003084725A JP 2003084725 A JP2003084725 A JP 2003084725A JP 2003304180 A5 JP2003304180 A5 JP 2003304180A5
Authority
JP
Japan
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.)
Granted
Application number
JP2003084725A
Other versions
JP4459544B2 (ja
JP2003304180A (ja
Filing date
Publication date
Priority claimed from US10/112,232 external-priority patent/US6847805B2/en
Application filed filed Critical
Publication of JP2003304180A publication Critical patent/JP2003304180A/ja
Publication of JP2003304180A5 publication Critical patent/JP2003304180A5/ja
Application granted granted Critical
Publication of JP4459544B2 publication Critical patent/JP4459544B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2003084725A 2002-03-29 2003-03-26 通信システムの通信チャネルに対しチャネル品質フィードバック情報を生成する方法。 Expired - Fee Related JP4459544B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/112,232 US6847805B2 (en) 2002-03-29 2002-03-29 Method for closed-loop subspace transmission and reception in a two transmit N-receive antenna system
US10/112232 2002-03-29

Publications (3)

Publication Number Publication Date
JP2003304180A JP2003304180A (ja) 2003-10-24
JP2003304180A5 true JP2003304180A5 (ja) 2006-05-18
JP4459544B2 JP4459544B2 (ja) 2010-04-28

Family

ID=27804429

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003084725A Expired - Fee Related JP4459544B2 (ja) 2002-03-29 2003-03-26 通信システムの通信チャネルに対しチャネル品質フィードバック情報を生成する方法。

Country Status (5)

Country Link
US (1) US6847805B2 (ja)
EP (1) EP1349304B1 (ja)
JP (1) JP4459544B2 (ja)
KR (1) KR100961399B1 (ja)
DE (1) DE60300016T2 (ja)

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JP4197482B2 (ja) * 2002-11-13 2008-12-17 パナソニック株式会社 基地局の送信方法、基地局の送信装置及び通信端末
AU2004310933B2 (en) * 2003-12-05 2008-06-12 Qualcomm Incorporated Apparatus and method for transmitting data by selected eigenvector in closed loop MIMO mobile communication system
US8983467B2 (en) * 2003-12-09 2015-03-17 Lsi Corporation Method and apparatus for access point selection using channel correlation in a wireless communication system
US8204149B2 (en) 2003-12-17 2012-06-19 Qualcomm Incorporated Spatial spreading in a multi-antenna communication system
US7336746B2 (en) 2004-12-09 2008-02-26 Qualcomm Incorporated Data transmission with spatial spreading in a MIMO communication system
US8169889B2 (en) 2004-02-18 2012-05-01 Qualcomm Incorporated Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system
US8923785B2 (en) 2004-05-07 2014-12-30 Qualcomm Incorporated Continuous beamforming for a MIMO-OFDM system
US8285226B2 (en) 2004-05-07 2012-10-09 Qualcomm Incorporated Steering diversity for an OFDM-based multi-antenna communication system
KR100745688B1 (ko) * 2004-07-09 2007-08-03 한국전자통신연구원 다채널 오디오 신호 부호화/복호화 방법 및 장치
US7978649B2 (en) 2004-07-15 2011-07-12 Qualcomm, Incorporated Unified MIMO transmission and reception
US7907950B2 (en) * 2004-08-17 2011-03-15 Lg Electronics Inc. Method for establishing fast feedback channel and transmitting information in a wireless communication system
US7362822B2 (en) * 2004-09-08 2008-04-22 Intel Corporation Recursive reduction of channel state feedback
US7492829B2 (en) * 2004-09-10 2009-02-17 Intel Corporation Closed loop feedback in MIMO systems
US7539253B2 (en) 2004-09-10 2009-05-26 Intel Corporation Interpolation in channel state feedback
US7289770B2 (en) * 2004-09-28 2007-10-30 Intel Corporation Compact feedback for closed loop MIMO
US7236748B2 (en) * 2004-09-30 2007-06-26 Intel Corporation Closed loop feedback in MIMO systems
US7609780B2 (en) * 2004-09-30 2009-10-27 Intel Corporation Method and apparatus for performing sequential closed loop multiple input multiple output (MIMO)
US7684761B2 (en) * 2004-11-04 2010-03-23 Nokia Corporation Closed-loop signalling method for controlling multiple transmit beams and correspondingly adapted transceiver devices
KR100690608B1 (ko) * 2004-12-07 2007-03-09 엘지전자 주식회사 무선 av 기기의 채널 선택 방법
JP4681877B2 (ja) * 2004-12-28 2011-05-11 パナソニック株式会社 無線端末及び無線通信システム
US7574057B1 (en) * 2005-03-23 2009-08-11 Lockheed Martin Corporation Eigen-based method for covariance data compression
WO2006112032A1 (en) * 2005-04-14 2006-10-26 Matsushita Electric Industrial Co., Ltd. Wireless reception apparatus, wireless transmission apparatus, wireless communication system, wireless reception method, wireless transmission method, and wireless communication method
GB2425922B (en) * 2005-05-03 2007-08-01 Motorola Inc Transmission of signalling information in an OFDM communication system
US8543070B2 (en) 2006-04-24 2013-09-24 Qualcomm Incorporated Reduced complexity beam-steered MIMO OFDM system
US8290089B2 (en) * 2006-05-22 2012-10-16 Qualcomm Incorporated Derivation and feedback of transmit steering matrix
US8050644B1 (en) * 2007-12-18 2011-11-01 Hrl Laboratories, Llc Highly linear mixer and method for cancelling FET channel resistance modulation
WO2010109752A1 (ja) * 2009-03-25 2010-09-30 日本電気株式会社 通信システム
US9319251B2 (en) * 2010-01-04 2016-04-19 Samsung Electronics Co., Ltd. Multiple-input multiple-output (MIMO) communication system using a codebook and method of designing the codebook
CN102474331A (zh) * 2010-01-13 2012-05-23 上海贝尔股份有限公司 多输入多输出系统中有限码本闭环反馈的方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6859503B2 (en) * 2001-04-07 2005-02-22 Motorola, Inc. Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel
KR100615888B1 (ko) 2001-08-25 2006-08-25 삼성전자주식회사 안테나 어레이를 포함하는 이동 통신 장치 및 방법
ES2295211T3 (es) * 2001-09-05 2008-04-16 Nokia Corporation Metodo de señalizacion de bucle cerrado para controlar multiples haces de transmision y dispositivo transceptor adaptado de forma correspondiente.
ATE398363T1 (de) * 2002-01-29 2008-07-15 Nokia Corp Datentransferverfahren in einem funksystem

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