HUE042234T2 - Csatornaállapot információ visszacsatolási keret formátum és visszacsatolási szabályok nagyon nagy áteresztõképességû vezeték nélküli rendszerekhez - Google Patents

Csatornaállapot információ visszacsatolási keret formátum és visszacsatolási szabályok nagyon nagy áteresztõképességû vezeték nélküli rendszerekhez

Info

Publication number
HUE042234T2
HUE042234T2 HUE11781715A HUE11781715A HUE042234T2 HU E042234 T2 HUE042234 T2 HU E042234T2 HU E11781715 A HUE11781715 A HU E11781715A HU E11781715 A HUE11781715 A HU E11781715A HU E042234 T2 HUE042234 T2 HU E042234T2
Authority
HU
Hungary
Prior art keywords
state information
channel state
high throughput
frame format
feedback
Prior art date
Application number
HUE11781715A
Other languages
English (en)
Hungarian (hu)
Inventor
Hemanth Sampath
Nee Didier Johannes Richard Van
Sameer Vermani
Zelst Albert Van
Vincent Knowles Jones
Original Assignee
Qualcomm Incorporated 1/3
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 Incorporated 1/3 filed Critical Qualcomm Incorporated 1/3
Publication of HUE042234T2 publication Critical patent/HUE042234T2/hu

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
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
HUE11781715A 2010-10-26 2011-10-26 Csatornaállapot információ visszacsatolási keret formátum és visszacsatolási szabályok nagyon nagy áteresztõképességû vezeték nélküli rendszerekhez HUE042234T2 (hu)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US40697710P 2010-10-26 2010-10-26
US40781710P 2010-10-28 2010-10-28
US40788610P 2010-10-28 2010-10-28
US13/280,776 US8908600B2 (en) 2010-10-26 2011-10-25 Channel state information feedback frame format and feedback rules for very high throughput wireless systems

Publications (1)

Publication Number Publication Date
HUE042234T2 true HUE042234T2 (hu) 2019-06-28

Family

ID=44925664

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE11781715A HUE042234T2 (hu) 2010-10-26 2011-10-26 Csatornaállapot információ visszacsatolási keret formátum és visszacsatolási szabályok nagyon nagy áteresztõképességû vezeték nélküli rendszerekhez

Country Status (7)

Country Link
US (1) US8908600B2 (enExample)
EP (1) EP2636162B1 (enExample)
JP (2) JP5731005B2 (enExample)
CN (1) CN103201963B (enExample)
ES (1) ES2716242T3 (enExample)
HU (1) HUE042234T2 (enExample)
WO (1) WO2012058327A1 (enExample)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5322327B2 (ja) 2009-01-05 2013-10-23 マーベル ワールド トレード リミテッド Ｍｉｍｏ通信システムのコードブックのプリコーディング
US8385441B2 (en) 2009-01-06 2013-02-26 Marvell World Trade Ltd. Efficient MIMO transmission schemes
US8238483B2 (en) 2009-02-27 2012-08-07 Marvell World Trade Ltd. Signaling of dedicated reference signal (DRS) precoding granularity
CN102405603B (zh) * 2009-04-21 2015-04-29 马维尔国际贸易有限公司 具有选择性波束衰减的波束成形方法、设备及系统
KR101296002B1 (ko) * 2009-08-27 2013-08-14 엘지전자 주식회사 무선랜 시스템에서의 변조 및 코딩 방식 설정 방법 및 이를 지원하는 장치
US8675794B1 (en) 2009-10-13 2014-03-18 Marvell International Ltd. Efficient estimation of feedback for modulation and coding scheme (MCS) selection
US8917796B1 (en) 2009-10-19 2014-12-23 Marvell International Ltd. Transmission-mode-aware rate matching in MIMO signal generation
US8325860B2 (en) 2009-11-09 2012-12-04 Marvell World Trade Ltd. Asymmetrical feedback for coordinated transmission systems
CN102696270B (zh) * 2009-11-13 2016-06-29 交互数字专利控股公司 在无线通信中用于支持管理动作以得到甚高吞吐量的方法和设备
JP5637486B2 (ja) 2009-12-17 2014-12-10 マーベル ワールド トレード リミテッド 交差偏波アンテナ用のｍｉｍｏフィードバックスキーム
DE202011111016U1 (de) 2010-01-07 2018-05-02 Marvell World Trade Ltd. Signalisierung von dedizierten Referenzsignal (DRS) - Vorcodierungsgranularität
JP5258002B2 (ja) 2010-02-10 2013-08-07 マーベル ワールド トレード リミテッド Ｍｉｍｏ通信システムにおける装置、移動通信端末、チップセット、およびその方法
US8687741B1 (en) 2010-03-29 2014-04-01 Marvell International Ltd. Scoring hypotheses in LTE cell search
JP2012100254A (ja) 2010-10-06 2012-05-24 Marvell World Trade Ltd Ｐｕｃｃｈフィードバックのためのコードブックサブサンプリング
US8615052B2 (en) * 2010-10-06 2013-12-24 Marvell World Trade Ltd. Enhanced channel feedback for multi-user MIMO
US9130631B2 (en) 2010-11-03 2015-09-08 Qualcomm Incorporated Beamforming feedback format
KR101424368B1 (ko) 2010-11-26 2014-08-01 엘지전자 주식회사 무선랜 시스템에서 링크 적응을 기반으로 한 채널 정보 보고 방법 및 이를 지원하는 장치
US9048970B1 (en) 2011-01-14 2015-06-02 Marvell International Ltd. Feedback for cooperative multipoint transmission systems
US8861391B1 (en) 2011-03-02 2014-10-14 Marvell International Ltd. Channel feedback for TDM scheduling in heterogeneous networks having multiple cell classes
EP2692068B1 (en) 2011-03-31 2019-06-19 Marvell World Trade Ltd. Channel feedback for cooperative multipoint transmission
US8902921B2 (en) * 2011-08-16 2014-12-02 Mediatek Singapore Pte Ltd. Methods for inter-user interference indication feedback and usage in MU-MIMO wireless systems
WO2013068916A1 (en) 2011-11-07 2013-05-16 Marvell World Trade Ltd. Codebook sub-sampling for frequency-selective precoding feedback
US9020058B2 (en) 2011-11-07 2015-04-28 Marvell World Trade Ltd. Precoding feedback for cross-polarized antennas based on signal-component magnitude difference
WO2013068974A1 (en) 2011-11-10 2013-05-16 Marvell World Trade Ltd. Differential cqi encoding for cooperative multipoint feedback
US9220087B1 (en) 2011-12-08 2015-12-22 Marvell International Ltd. Dynamic point selection with combined PUCCH/PUSCH feedback
US8902842B1 (en) 2012-01-11 2014-12-02 Marvell International Ltd Control signaling and resource mapping for coordinated transmission
KR101935782B1 (ko) * 2012-03-29 2019-01-08 삼성전자주식회사 다중 셀룰러 네트워크에서 신호의 송수신 방법 및 장치
KR20150009980A (ko) 2012-04-27 2015-01-27 마벨 월드 트레이드 리미티드 기지국들과 모바일 통신 단말기들 사이의 CoMP 통신
WO2014003898A1 (en) * 2012-05-15 2014-01-03 Marvell World Trade Ltd. Full and partial compressed feedback formats for wlan
CN104737465B (zh) 2012-09-28 2018-05-04 交互数字专利控股公司 用于wifi波束成形、反馈以及探测(wibeam)的方法
US9439161B2 (en) * 2013-07-17 2016-09-06 Qualcomm Incorporated Physical layer design for uplink (UL) multiuser multiple-input, multiple-output (MU-MIMO) in wireless local area network (WLAN) systems
US10505595B2 (en) * 2015-02-27 2019-12-10 Newracom, Inc. Mixed fine/coarse sounding methods for HE STAs for MIMO and OFDMA
CN115189729B (zh) * 2015-07-10 2023-09-26 交互数字专利控股公司 针对ofdma wlan的统一反馈
US9860765B2 (en) * 2015-09-01 2018-01-02 Qualcomm Incorporated Doppler profile estimation using compressed beamforming information
WO2017043820A1 (ko) 2015-09-09 2017-03-16 엘지전자 주식회사 무선랜 시스템에서 빔포밍 전송을 위한 사운딩 방법 및 이를 위한 장치
US9887749B2 (en) * 2015-12-16 2018-02-06 Huawei Technologies Co., Ltd. System and method for quantization of angles for beamforming feedback
US9876552B2 (en) * 2016-02-01 2018-01-23 Qualcomm Incorporated Beamforming techniques for single-stream communications
EP3297376B1 (en) * 2016-09-14 2020-08-05 Nokia Technologies Oy Allocation of resources for a renewed wireless channel estimation depending on validity of current estimation
US10079626B1 (en) * 2017-05-03 2018-09-18 Litepoint Corporation Method for enabling confirmation of expected phase shifts of radio frequency signals emitted from an antenna array
US10771185B1 (en) * 2019-02-19 2020-09-08 Samsung Electronics Co., Ltd. System and method for setting link parameters in a WiFi link
US11387880B2 (en) * 2020-02-28 2022-07-12 Qualcomm Incorporated Channel state information feedback using channel compression and reconstruction
CN111901068B (zh) * 2020-05-22 2024-07-30 中兴通讯股份有限公司 一种信息反馈方法、装置、通信节点和存储介质
CN120548679A (zh) * 2022-11-10 2025-08-26 迈凌有限公司 无线局域网上行链路的多用户mimo传输

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7564914B2 (en) 2004-12-14 2009-07-21 Broadcom Corporation Method and system for frame formats for MIMO channel measurement exchange
WO2006054249A1 (en) * 2004-11-17 2006-05-26 Koninklijke Philips Electronics, N.V. Robust wireless multimedia transmission in multiple in multiple out (mimo) system assisted by channel state information
JP4598003B2 (ja) * 2004-11-30 2010-12-15 パナソニック株式会社 送信制御フレーム生成装置、送信制御フレーム処理装置、送信制御フレーム生成方法および送信制御フレーム処理方法
KR101208520B1 (ko) * 2005-03-12 2012-12-05 엘지전자 주식회사 피드백 정보 통신 방법
US8345732B2 (en) 2005-06-28 2013-01-01 Broadcom Corporation Feedback of channel information in a closed loop beamforming wireless communication system
US9136974B2 (en) 2005-08-30 2015-09-15 Qualcomm Incorporated Precoding and SDMA support
TWI274482B (en) 2005-10-18 2007-02-21 Ind Tech Res Inst MIMO-OFDM system and pre-coding and feedback method therein
US8233552B2 (en) 2005-11-07 2012-07-31 Broadcom Corporation Method and system for utilizing givens rotation expressions for asymmetric beamforming matrices in explicit feedback information
JP4654250B2 (ja) * 2005-12-28 2011-03-16 富士通株式会社 通信装置及び通信システム
US8428156B2 (en) * 2006-03-20 2013-04-23 Qualcomm Incorporated Rate control for multi-channel communication systems
US8914015B2 (en) * 2006-03-20 2014-12-16 Qualcomm Incorporated Grouping of users for MIMO transmission in a wireless communication system
JP4924106B2 (ja) * 2006-04-27 2012-04-25 ソニー株式会社 無線通信システム、並びに無線通信装置及び無線通信方法
KR20070113967A (ko) * 2006-05-26 2007-11-29 엘지전자 주식회사 위상천이 기반의 프리코딩 방법 및 이를 지원하는 송수신기
KR20080026019A (ko) * 2006-09-19 2008-03-24 엘지전자 주식회사 위상천이 기반의 프리코딩 방법 및 이를 지원하는 송수신기
US20080080635A1 (en) 2006-10-02 2008-04-03 Nokia Corporation Advanced feedback signaling for multi-antenna transmission systems
KR20080036493A (ko) 2006-10-23 2008-04-28 엘지전자 주식회사 이동통신 시스템에서의 망 접속 방법 및 이를 지원하는단말기
US8059733B2 (en) * 2006-12-20 2011-11-15 Nec Laboratories America, Inc. Multi-user downlink linear MIMO precoding systems
JP5126224B2 (ja) * 2007-05-16 2013-01-23 富士通株式会社 無線通信装置および無線通信方法
EP2158699A2 (en) 2007-06-15 2010-03-03 Electronics and Telecommunications Research Institute Downlink reception indication method in packet based mobile communication system
PL2198664T3 (pl) * 2007-08-31 2013-03-29 Koninl Philips Electronics Nv Wzmocniona transmisja wielodostępna
US8825100B2 (en) 2008-08-11 2014-09-02 Blackberry Limited Method and system for providing a power boost for a wireless communication link using a subset of subcarrier frequencies of the wireless communication link channel as a reduced bandwidth channel
KR101606205B1 (ko) 2008-08-21 2016-03-25 엘지전자 주식회사 무선통신 시스템에서 상태 보고 유발 방법 및 수신기
US20110286502A1 (en) * 2008-09-12 2011-11-24 Panasonic Corporation Wireless transmitter and precoding method
AU2009295275A1 (en) * 2008-09-18 2010-03-25 Commonwealth Scientific And Industrial Research Organisation Vector quantization in wireless communication
US8855636B2 (en) 2008-10-22 2014-10-07 Qualcomm Incorporated Methods and apparatus for system selection in a multimode wireless device
US8238277B2 (en) * 2009-04-27 2012-08-07 Mitsubishi Electric Research Laboratories, Inc. Parametric compression of rank-1 analog feedback
US9197298B2 (en) 2009-06-05 2015-11-24 Broadcom Corporation Group identification and definition within multiple user, multiple access, and/or MIMO wireless communications
US8600308B2 (en) 2009-06-17 2013-12-03 Futurewei Technologies, Inc. Channel state information feedback for coordinated multiple points transmission
US8576804B2 (en) * 2009-08-13 2013-11-05 Broadcom Corporation Beamforming feedback frame formats within multiple user, multiple access, and/or MIMO wireless communications
US8432785B2 (en) 2009-09-02 2013-04-30 Qualcomm Incorporated Flexible SDMA and interference suppression
WO2011034753A2 (en) 2009-09-18 2011-03-24 Marvell World Trade Ltd. Short packet for use in beamforming
US8422449B2 (en) 2009-10-23 2013-04-16 Electronics And Telecommunications Research Institute MU-MIMO method in WLAN system, and access point and station for MU-MIMO
CN102696270B (zh) 2009-11-13 2016-06-29 交互数字专利控股公司 在无线通信中用于支持管理动作以得到甚高吞吐量的方法和设备
US9401753B2 (en) 2009-12-23 2016-07-26 Intel Corporation Native medium access control support for beamforming
US8412275B2 (en) 2009-12-30 2013-04-02 Broadcom Corporation Method and system for communicating feedback information in a multiple user multiple input multiple output (MU-MIMO) communication system
CN102725967B (zh) * 2010-04-07 2015-08-05 上海贝尔股份有限公司 用于信息反馈以及预编码的方法和装置
US8731090B2 (en) 2010-10-04 2014-05-20 Marvell World Trade Ltd. Compressed feedback format for WLAN
US9130631B2 (en) 2010-11-03 2015-09-08 Qualcomm Incorporated Beamforming feedback format

Also Published As

Publication number Publication date
CN103201963B (zh) 2016-05-11
WO2012058327A1 (en) 2012-05-03
JP5731005B2 (ja) 2015-06-10
ES2716242T3 (es) 2019-06-11
EP2636162B1 (en) 2019-01-23
JP2015065674A (ja) 2015-04-09
US20120275376A1 (en) 2012-11-01
CN103201963A (zh) 2013-07-10
EP2636162A1 (en) 2013-09-11
US8908600B2 (en) 2014-12-09
JP2013542688A (ja) 2013-11-21
JP5902278B2 (ja) 2016-04-13

Similar Documents

Publication Publication Date Title
HUE042234T2 (hu) Csatornaállapot információ visszacsatolási keret formátum és visszacsatolási szabályok nagyon nagy áteresztõképességû vezeték nélküli rendszerekhez
ZA201301201B (en) Protocol for channel state information feedback
IL235582A0 (en) Methods, wireless device and node for channel state science reporting (csi)
EP2422462A4 (en) Techniques for channel state information feedback in wireless communication system
EP2712223A4 (en) SPECTRUM MANAGEMENT SYSTEM AND METHOD, WIRELESS COMMUNICATION SYSTEM, AND COMPUTER-READABLE MEDIA
EP2547139A4 (en) METHOD FOR REPORTING CHANNEL STATUS INFORMATION AND BASE STATION
EP2448136A4 (en) METHOD FOR TRANSMITTING CHANNEL STATE INFORMATION AND CORRESPONDING DEVICE
EP2866361A4 (en) METHOD AND APPARATUS FOR REPORTING CHANNEL STATE INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
EP2741440A4 (en) INSTRUCTIONS FOR CHANNEL STATUS INFORMATION FEEDBACK, RETURN METHOD AND DEVICE
IL222165A (en) Channel status information feedback for increased satellite broadcast operation with multiple output and input
EP2745585A4 (en) METHOD AND SYSTEM FOR PROVIDING ADVANCED LOCATION-BASED INFORMATION FOR WIRELESS HAND APPARATES
EP2621107A4 (en) Method and terminal for channel state information feedback
ZA201308577B (en) Wireless loudspeaker box and wireless loudspeaker box system thereof
EP2704342A4 (en) METHOD FOR TRANSMITTING CHANNEL STATE INFORMATION IN A WIRELESS ACCESS SYSTEM AND TERMINAL THEREOF
GB2506519B (en) System and method for providing wireless network configuration information
EP2509320A4 (en) CHANNEL SWITCHING, DEVICE AND SYSTEM
BR112012032472A2 (pt) método e terminal para realimentar unformação de estado de canal
EP2874455A4 (en) METHOD, BASIC STATION AND USER DEVICE FOR FEEDBACKING UPLINK CONTROL INFORMATION
PL2777206T3 (pl) Sposób i urządzenie do odbierania informacji sterującej łącza w dół, dla ruchomej komunikacji bezprzewodowej
EP2615871A4 (en) Channel scanning method and system for wireless networks
EP2824847A4 (en) METHOD AND DEVICE FOR FEEDBACK CHANNEL STATE DATA
EP2600654A4 (en) Wireless base station and method for controlling same
EP2622888A4 (en) PRIVACY PRESERVATION FOR WIRELESS DEVICES
EP2557723A4 (en) CHANNEL STATUS INFORMATION FEEDBACK PROCESS AND SYSTEM THEREFOR
EP2530973A4 (en) Wireless relay station and control method