JP2008510374A5 - - Google Patents

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Publication number
JP2008510374A5
JP2008510374A5 JP2007525642A JP2007525642A JP2008510374A5 JP 2008510374 A5 JP2008510374 A5 JP 2008510374A5 JP 2007525642 A JP2007525642 A JP 2007525642A JP 2007525642 A JP2007525642 A JP 2007525642A JP 2008510374 A5 JP2008510374 A5 JP 2008510374A5
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Japan
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cqi
access point
channel
group
sub
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JP2007525642A
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JP2008510374A (ja
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Priority claimed from US11/123,738 external-priority patent/US20060034244A1/en
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JP2007525642A 2004-08-11 2005-07-27 直交周波数分割多重方式（ｏｆｄｍ）無線通信システムにおけるリンク適応のための方法およびシステム Withdrawn JP2008510374A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US60074104P 2004-08-11 2004-08-11
US11/123,738 US20060034244A1 (en) 2004-08-11 2005-05-06 Method and system for link adaptation in an orthogonal frequency division multiplexing (OFDM) wireless communication system
PCT/US2005/026670 WO2006020400A2 (en) 2004-08-11 2005-07-27 Method and system for link adaptation in an orthogonal frequency division multiplexing (ofdm) wireless communication system

Publications (2)

Publication Number Publication Date
JP2008510374A JP2008510374A (ja) 2008-04-03
JP2008510374A5 true JP2008510374A5 (enExample) 2008-09-11

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JP2007525642A Withdrawn JP2008510374A (ja) 2004-08-11 2005-07-27 直交周波数分割多重方式（ｏｆｄｍ）無線通信システムにおけるリンク適応のための方法およびシステム

Country Status (12)

Country Link
US (1) US20060034244A1 (enExample)
EP (2) EP2187554A1 (enExample)
JP (1) JP2008510374A (enExample)
KR (2) KR20070067705A (enExample)
AU (2) AU2005274162B2 (enExample)
BR (1) BRPI0515018A (enExample)
CA (1) CA2576481A1 (enExample)
IL (1) IL181026A0 (enExample)
MX (1) MX2007001709A (enExample)
NO (1) NO20071261L (enExample)
TW (3) TW200705872A (enExample)
WO (1) WO2006020400A2 (enExample)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7469152B2 (en) * 2004-11-30 2008-12-23 The Regents Of The University Of California Method and apparatus for an adaptive multiple-input multiple-output (MIMO) wireless communications systems
US8068550B2 (en) * 2005-01-28 2011-11-29 Broadcom Corporation Initiation of a MIMO communication
US7742444B2 (en) * 2005-03-15 2010-06-22 Qualcomm Incorporated Multiple other sector information combining for power control in a wireless communication system
US8750908B2 (en) * 2005-06-16 2014-06-10 Qualcomm Incorporated Quick paging channel with reduced probability of missed page
US9055552B2 (en) * 2005-06-16 2015-06-09 Qualcomm Incorporated Quick paging channel with reduced probability of missed page
KR20080045137A (ko) 2005-08-19 2008-05-22 마츠시타 덴끼 산교 가부시키가이샤 멀티캐리어 통신 시스템, 멀티캐리어 통신 장치 및 ｃｑｉ보고 방법
US7688788B2 (en) * 2005-10-11 2010-03-30 Microsoft Corporation Congestion level and signal quality based estimator for bit-rate and automated load balancing for WLANS
US20070147226A1 (en) * 2005-10-27 2007-06-28 Aamod Khandekar Method and apparatus for achieving flexible bandwidth using variable guard bands
WO2007050908A1 (en) * 2005-10-27 2007-05-03 Qualcomm Incorporated A method and apparatus for reporting cqi in a wireless communication system
US20090207790A1 (en) 2005-10-27 2009-08-20 Qualcomm Incorporated Method and apparatus for settingtuneawaystatus in an open state in wireless communication system
US20070097935A1 (en) * 2005-10-27 2007-05-03 Alexei Gorokhov In-band rate control for an orthogonal frequency division multiple access communication system
US7760827B2 (en) * 2005-11-30 2010-07-20 Motorola, Inc. Method and apparatus for improving recovery performance of time windowed signals
US7885202B2 (en) * 2005-12-23 2011-02-08 Samsung Electronics Co., Ltd. Method and apparatus for channel quality indicator report
US20070153745A1 (en) * 2006-01-04 2007-07-05 Yishen Sun System and method for link adaptation for WLAN voice transmission
JP4739354B2 (ja) * 2006-01-23 2011-08-03 シャープ株式会社 基地局装置、移動局装置、移動局識別情報割り当て方法、プログラム及び記録媒体
US7627347B2 (en) * 2006-03-17 2009-12-01 Nokia Corporation Data transmission parameter optimization in MIMO communications system
FI20065183A0 (fi) * 2006-03-20 2006-03-20 Nokia Corp Kanavan laadun signalointi
CN102684839A (zh) * 2006-03-24 2012-09-19 华为技术有限公司 发送子带指示的方法和系统
CN101238672B (zh) * 2006-03-24 2012-07-04 华为技术有限公司 发送子带指示的方法和系统
CN102724019A (zh) * 2006-03-24 2012-10-10 华为技术有限公司 发送子带指示的方法和系统
DE602006006802D1 (de) * 2006-04-14 2009-06-25 Mitsubishi Electric Corp Verfahren zum Erhalten von Informationen über die Kanalqualität von mindestens einem Unterfrequenzband
US7940851B2 (en) 2006-04-21 2011-05-10 Panasonic Corporation Radio communication apparatus and radio communication method
KR20080004701A (ko) * 2006-07-06 2008-01-10 삼성전자주식회사 무선 통신시스템에서 채널 피드백 장치 및 방법
PL2276191T3 (pl) 2006-09-26 2022-02-07 Optis Wireless Technology, Llc Schemat komunikowania informacji o jakości kanału
US7924809B2 (en) * 2006-11-22 2011-04-12 Intel Corporation Techniques to provide a channel quality indicator
JP2008219401A (ja) * 2007-03-02 2008-09-18 Sanyo Electric Co Ltd スロット連結時のスロット割当方法およびそれを利用した基地局装置
US20080239936A1 (en) * 2007-03-28 2008-10-02 Motorola, Inc. Method and apparatus for mitigating interference in multicarrier modulation systems
US20100177717A1 (en) * 2007-04-19 2010-07-15 Lg Electronics Inc. Grouping based resource allocation method, method for transmitting signal using the same, and grouping based resource allocation controller
KR20100032884A (ko) * 2007-07-06 2010-03-26 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) 통신 시스템에서 채널 품질 정보의 통신을 위한 방법 및 구성
EP2202901B1 (en) * 2007-08-07 2017-10-04 Sharp Kabushiki Kaisha Communication device and reception quality information generation method
KR101455981B1 (ko) * 2007-08-14 2014-11-03 엘지전자 주식회사 하향링크 상황에 따른 적응적 채널 품질 지시자 생성 방법및 이를 위한 사용자 기기
KR101341517B1 (ko) * 2007-08-31 2013-12-16 엘지전자 주식회사 인접 대역 선택 방식에 기초한 채널 품질 지시자 생성 및전송 방법
US7778340B2 (en) * 2007-09-06 2010-08-17 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Accurate channel quality indicator for link adaptation of MIMO communication systems
US7933350B2 (en) * 2007-10-30 2011-04-26 Telefonaktiebolaget Lm Ericsson (Publ) Channel-dependent frequency-domain scheduling in an orthogonal frequency division multiplexing communications system
KR100937040B1 (ko) * 2007-12-03 2010-01-15 한국전자통신연구원 다중 송수신 안테나 시스템에서의 자동 재전송 요구 처리장치 및 그 방법
EP2073420B1 (en) * 2007-12-19 2010-11-17 Sony Corporation Optimum BER adjustment for adaptive multi-carrier modulation
JP4893618B2 (ja) * 2007-12-27 2012-03-07 富士通東芝モバイルコミュニケーションズ株式会社 移動無線端末装置および移動通信システム
US8493874B2 (en) * 2008-05-05 2013-07-23 Motorola Mobility Llc Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system
US8355360B2 (en) * 2008-05-14 2013-01-15 Motorola Mobility Llc Method and apparatus for allocating downlink power in an orthogonal frequency division multiplexing communication system
JP2010130200A (ja) * 2008-11-26 2010-06-10 Sharp Corp 送信装置、受信装置、通信システムおよび通信方法
JP5801721B2 (ja) 2009-01-26 2015-10-28 ドレクセル ユニバーシティ Ｍｉｍｏ系において再構成可能アンテナを選択するシステムおよび方法
KR101562519B1 (ko) * 2009-02-06 2015-10-22 삼성전자주식회사 Ｏｆｄｍ 시스템에서의 전력분배 방법 및 장치
JP5025712B2 (ja) * 2009-11-10 2012-09-12 パナソニック株式会社 無線通信装置および無線通信方法
US8767657B1 (en) * 2011-04-19 2014-07-01 Quantenna Communications Inc. Mixed-mode MIMO detector in a local area network
EP2579487B1 (en) 2011-10-03 2014-05-21 ST-Ericsson SA Non-contiguous carrier aggregation
CN103548372B (zh) 2012-05-04 2018-02-06 华为技术有限公司 信噪比获取方法、信号接收设备以及信号发送设备
EP3228135B1 (en) * 2014-12-05 2020-03-18 Telefonaktiebolaget LM Ericsson (publ) Method and communication device for performing link adaptation
CN108174413B (zh) * 2017-12-26 2020-09-01 Oppo广东移动通信有限公司 参数调整方法及装置
US20240107520A1 (en) * 2022-09-23 2024-03-28 Qualcomm Incorporated Cross bwp/cc ue sim report

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE210908T1 (de) * 1998-04-14 2001-12-15 Fraunhofer Ges Forschung Rahmenstruktur und -synchronisation für mehrträgersysteme
DE10012784A1 (de) * 2000-03-16 2001-09-27 Degussa Ruß
EP2259480A3 (en) * 2000-11-20 2012-05-02 Sony Deutschland Gmbh Adaptive subcarrier loading
US6931644B2 (en) * 2000-12-21 2005-08-16 International Business Machines Corporation Hierarchical connected graph model for implementation of event management design
US6731668B2 (en) * 2001-01-05 2004-05-04 Qualcomm Incorporated Method and system for increased bandwidth efficiency in multiple input—multiple output channels
US6751187B2 (en) * 2001-05-17 2004-06-15 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission
US6944460B2 (en) * 2001-06-07 2005-09-13 Telefonaktiebolaget L M Ericsson (Publ) System and method for link adaptation in communication systems
US6784439B2 (en) * 2001-07-19 2004-08-31 Ut Battelle, Llc Thin-channel electrospray emitter
US7164649B2 (en) * 2001-11-02 2007-01-16 Qualcomm, Incorporated Adaptive rate control for OFDM communication system
US6856604B2 (en) * 2001-12-19 2005-02-15 Qualcomm Incorporated Efficient multi-cast broadcasting for packet data systems
US7020110B2 (en) * 2002-01-08 2006-03-28 Qualcomm Incorporated Resource allocation for MIMO-OFDM communication systems
US7245598B2 (en) * 2002-02-21 2007-07-17 Qualcomm Incorporated Feedback of channel quality information
US7986672B2 (en) * 2002-02-25 2011-07-26 Qualcomm Incorporated Method and apparatus for channel quality feedback in a wireless communication
US7103325B1 (en) * 2002-04-05 2006-09-05 Nortel Networks Limited Adaptive modulation and coding
TWI475829B (zh) * 2002-08-07 2015-03-01 Intel Corp 支援多媒體廣播及多播服務之頻道切換
US7412212B2 (en) * 2002-10-07 2008-08-12 Nokia Corporation Communication system
KR100517237B1 (ko) * 2002-12-09 2005-09-27 한국전자통신연구원 직교 주파수 분할 다중화 무선 통신 시스템에서의채널품질 추정과 링크적응 방법 및 그 장치
KR100950652B1 (ko) * 2003-01-08 2010-04-01 삼성전자주식회사 직교 주파수 분할 다중 전송 방식에서 순방향 링크의 채널 상태 추정 방법
KR100640461B1 (ko) * 2003-07-30 2006-10-30 삼성전자주식회사 직교 주파수 분할 다중 접속 방식을 사용하는 이동 통신시스템에서 서브 채널 할당 장치 및 방법
US8660567B2 (en) * 2003-08-20 2014-02-25 Panasonic Corporation Radio communication apparatus and subcarrier assignment method
US7349436B2 (en) * 2003-09-30 2008-03-25 Intel Corporation Systems and methods for high-throughput wideband wireless local area network communications
KR100876757B1 (ko) * 2003-10-31 2009-01-07 삼성전자주식회사 통신 시스템에서 서브 채널 구성 시스템 및 방법
US7352819B2 (en) * 2003-12-24 2008-04-01 Intel Corporation Multiantenna communications apparatus, methods, and system
US20050169261A1 (en) * 2004-02-03 2005-08-04 Texas Instruments Incorporated Method of signaling the length of OFDM WLAN packets
US7701909B2 (en) * 2004-02-17 2010-04-20 Alcatel-Lucent Usa Inc. Methods and devices for selecting sets of available sub-channels
WO2006004968A2 (en) * 2004-06-30 2006-01-12 Neocific, Inc. Methods and apparatus for power control in multi-carrier wireless systems
US7272190B2 (en) * 2004-07-07 2007-09-18 Motorola, Inc. Method and apparatus for determining channel quality and performing adaptive modulation/coding within a multicarrier communication system

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