JP2013543297A5 - - Google Patents

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Publication number
JP2013543297A5
JP2013543297A5 JP2013528289A JP2013528289A JP2013543297A5 JP 2013543297 A5 JP2013543297 A5 JP 2013543297A5 JP 2013528289 A JP2013528289 A JP 2013528289A JP 2013528289 A JP2013528289 A JP 2013528289A JP 2013543297 A5 JP2013543297 A5 JP 2013543297A5
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JP2013528289A
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Japanese (ja)
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JP2013543297A (ja
JP6042333B2 (ja
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Priority claimed from US13/227,322 external-priority patent/US9203552B2/en
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JP2013528289A 2010-09-08 2011-09-08 好ましいプリコーダペアリングの指示に基づくｍｕ−ｍｉｍｏ強化のための統合フィードバックフレームワーク Active JP6042333B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US38080410P 2010-09-08 2010-09-08
US61/380,804 2010-09-08
US38948010P 2010-10-04 2010-10-04
US61/389,480 2010-10-04
US13/227,322 2011-09-07
US13/227,322 US9203552B2 (en) 2010-09-08 2011-09-07 Unified feedback framework for MU-MIMO enhancement based on indication of preferred precoder pairings
PCT/US2011/050854 WO2012033931A1 (en) 2010-09-08 2011-09-08 Unified feedback framework for mu-mimo enhancement based on indication of preferred precoder pairings

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2014265443A Division JP6022533B2 (ja) 2010-09-08 2014-12-26 好ましいプリコーダペアリングの指示に基づくｍｕ−ｍｉｍｏ強化のための統合フィードバックフレームワーク

Publications (3)

Publication Number Publication Date
JP2013543297A JP2013543297A (ja) 2013-11-28
JP2013543297A5 true JP2013543297A5 (https=) 2016-09-29
JP6042333B2 JP6042333B2 (ja) 2016-12-14

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ID=45770673

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2013528289A Active JP6042333B2 (ja) 2010-09-08 2011-09-08 好ましいプリコーダペアリングの指示に基づくｍｕ−ｍｉｍｏ強化のための統合フィードバックフレームワーク
JP2014265443A Active JP6022533B2 (ja) 2010-09-08 2014-12-26 好ましいプリコーダペアリングの指示に基づくｍｕ−ｍｉｍｏ強化のための統合フィードバックフレームワーク

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2014265443A Active JP6022533B2 (ja) 2010-09-08 2014-12-26 好ましいプリコーダペアリングの指示に基づくｍｕ−ｍｉｍｏ強化のための統合フィードバックフレームワーク

Country Status (8)

Country Link
US (1) US9203552B2 (https=)
EP (1) EP2614609B1 (https=)
JP (2) JP6042333B2 (https=)
KR (2) KR20130052018A (https=)
CN (1) CN103098403B (https=)
ES (1) ES2738503T3 (https=)
HU (1) HUE044319T2 (https=)
WO (1) WO2012033931A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110048422A (ko) * 2009-11-02 2011-05-11 주식회사 팬택 채널 정보 피드백 장치와 그를 이용하는 통신단말장치 및 기지국 장치
JP2013526190A (ja) * 2010-04-29 2013-06-20 富士通株式会社 プリコーディング行列情報をフィードバックする方法及び移動端末
JP5720284B2 (ja) * 2011-02-10 2015-05-20 ソニー株式会社 端末装置、フィードバック制御方法、基地局、ペアリング制御方法、プログラム及び無線通信システム
US9014150B2 (en) * 2012-03-06 2015-04-21 Industrial Technology Research Institute Method and apparatus of enhancing performance of downlink multi-user multiple-input-multiple-output transmissions in wireless communication system
CN103973350B (zh) * 2013-02-04 2018-03-23 普天信息技术研究院有限公司 一种多用户传输模式的多用户配对方法
WO2014151546A1 (en) * 2013-03-15 2014-09-25 Interdigital Patent Holdings, Inc. Station and access point for non-linear precoding based multiuser multiple input multiple output
KR102319700B1 (ko) * 2014-05-02 2021-11-01 삼성전자 주식회사 무선 통신 시스템에서 선택적 채널 피드백 방법 및 장치
US9860168B1 (en) * 2015-09-21 2018-01-02 Amazon Technologies, Inc. Network packet header modification for hardware-based packet processing
US9819526B2 (en) 2015-11-05 2017-11-14 Huawei Technologies Co., Ltd. Apparatus and methods for low PAPR transmission in MIMO systems
US20170325264A1 (en) * 2016-05-09 2017-11-09 Qualcomm Incorporated Backoff techniques for transitioning between single-user and multi-user modes
WO2019003160A1 (en) * 2017-06-28 2019-01-03 Telefonaktiebolaget Lm Ericsson (Publ) DOWNLINK PHASE MONITORING (PT-RS) REFERENCE SIGNAL PORT METHOD AND APPARATUS
US11901978B1 (en) 2019-05-03 2024-02-13 Sprint Spectrum Lp Performing multi-user multiple-input-multiple-output (MU-MIMO) in wireless networks
WO2021031143A1 (en) * 2019-08-21 2021-02-25 Qualcomm Incorporated Frequency domain basis restriction for csi reporting enhancement
WO2022016373A1 (zh) * 2020-07-21 2022-01-27 华为技术有限公司 信息传输方法、网络设备、用户设备、系统及电子设备

Family Cites Families (18)

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US20150030058A9 (en) 2006-05-17 2015-01-29 Texas Instruments Inc. Cqi feedback for mimo deployments
US8271043B2 (en) 2006-08-21 2012-09-18 Qualcomm Incorporated Approach to a unified SU-MIMO/MU-MIMO operation
KR100938088B1 (ko) 2006-11-01 2010-01-21 삼성전자주식회사 무선 패킷 데이터 통신 시스템에서의 피드백 정보 송수신방법 및 장치
US7649831B2 (en) 2007-05-30 2010-01-19 Samsung Electronics Co., Ltd. Multi-user MIMO feedback and transmission in a wireless communication system
US8699602B2 (en) * 2007-12-13 2014-04-15 Texas Instruments Incorporated Channel quality report processes, circuits and systems
US7907677B2 (en) 2007-08-10 2011-03-15 Intel Corporation Open loop MU-MIMO
JP5387575B2 (ja) * 2007-08-31 2014-01-15 富士通株式会社 無線通信システム及び無線通信方法
EP2198664B1 (en) * 2007-08-31 2012-10-17 Koninklijke Philips Electronics N.V. Enhanced multi-user transmission
US8254486B2 (en) 2007-09-28 2012-08-28 Intel Corporation Unified closed loop SU/MU-MIMO signaling and codebook design
KR101352042B1 (ko) 2007-10-15 2014-01-15 삼성전자주식회사 다중 입출력 무선통신 시스템에서 다중 사용자 모드를 위한채널 정보 산출 장치 및 방법
WO2009061664A2 (en) * 2007-11-09 2009-05-14 Interdigital Patent Holdings, Inc. Method and apparatus for performing rank overriding in long term evolution networks
US20090323849A1 (en) * 2008-06-30 2009-12-31 Interdigital Patent Holdings, Inc. Method and apparatus for performing multiple-input multiple-output wireless communications
CN101997655A (zh) * 2009-08-20 2011-03-30 富士通株式会社 用于实现下行多输入多输出传输的方法和装置
US8737504B2 (en) * 2009-10-05 2014-05-27 Samsung Electronics Co., Ltd. Method and system for feedback of channel information
US9520931B2 (en) 2009-11-02 2016-12-13 Huawei Technologies Co., Ltd. System and method for unified feedback in a communication system
US8526519B2 (en) 2009-12-14 2013-09-03 Texas Instruments Incorporated Multi-rank precoding matrix indicator (PMI) feedback in a multiple-input multiple-output (MIMO) system
CN101771510B (zh) * 2010-02-12 2015-06-03 中兴通讯股份有限公司 一种mimo信道信息反馈的方法及系统
US8644422B2 (en) * 2010-02-12 2014-02-04 Blackberry Limited Low overhead PMI and CQI feedback and pairing schemes for MU-MIMO

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