JP5475446B2 - マルチビームｍｉｍｏシステムにおける効率的なｃｑｉ伝達 - Google Patents

マルチビームｍｉｍｏシステムにおける効率的なｃｑｉ伝達 Download PDF

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Publication number
JP5475446B2
JP5475446B2 JP2009525147A JP2009525147A JP5475446B2 JP 5475446 B2 JP5475446 B2 JP 5475446B2 JP 2009525147 A JP2009525147 A JP 2009525147A JP 2009525147 A JP2009525147 A JP 2009525147A JP 5475446 B2 JP5475446 B2 JP 5475446B2
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Japan
Prior art keywords
channel quality
quality information
beams
different
primary beam
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JP2009525147A
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Japanese (ja)
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JP2010502079A5 (enExample
JP2010502079A (ja
Inventor
マシュウ ピー ジェイ ベイカー
ティモシー ジェイ モウルスレイ
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Koninklijke Philips NV
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Koninklijke Philips NV
Koninklijke Philips Electronics NV
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Publication of JP2010502079A5 publication Critical patent/JP2010502079A5/ja
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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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0641—Differential feedback
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2009525147A 2006-08-21 2007-08-17 マルチビームｍｉｍｏシステムにおける効率的なｃｑｉ伝達 Active JP5475446B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP06119254 2006-08-21
EP06119254.8 2006-08-21
EP06119326.4 2006-08-22
EP06119326 2006-08-22
PCT/IB2007/053284 WO2008023311A2 (en) 2006-08-21 2007-08-17 Efficient cqi signaling in multi-beam mimo systems

Publications (3)

Publication Number Publication Date
JP2010502079A JP2010502079A (ja) 2010-01-21
JP2010502079A5 JP2010502079A5 (enExample) 2010-09-30
JP5475446B2 true JP5475446B2 (ja) 2014-04-16

Family

ID=38961878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009525147A Active JP5475446B2 (ja) 2006-08-21 2007-08-17 マルチビームｍｉｍｏシステムにおける効率的なｃｑｉ伝達

Country Status (7)

Country Link
US (4) US8588116B2 (enExample)
EP (1) EP2057768B1 (enExample)
JP (1) JP5475446B2 (enExample)
KR (1) KR101484464B1 (enExample)
CN (1) CN101507166B (enExample)
TW (1) TWI429218B (enExample)
WO (1) WO2008023311A2 (enExample)

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US8351521B2 (en) * 2008-03-17 2013-01-08 Qualcomm Incorporated Multi-resolution beamforming based on codebooks in MIMO systems
EP2166808B1 (en) * 2008-09-19 2011-06-01 Alcatel Lucent Method for building sets of mobile stations in MIMO systems, corresponding mobile station, base station, operation and maintenance centre and radio communication network
KR101430981B1 (ko) * 2008-10-13 2014-08-18 삼성전자주식회사 Ｍｉｍｏ 시스템에서 동적 채널 정보 전송 장치 및 방법
CN101873647B (zh) * 2009-04-22 2012-07-18 中兴通讯股份有限公司 一种非周期信道质量信息发送方法
US8781005B2 (en) * 2009-10-01 2014-07-15 Qualcomm Incorporated Scalable quantization of channel state information for MIMO transmission
US9059760B2 (en) * 2010-02-05 2015-06-16 Qualcomm Incorporated Apparatus and method for enabling uplink beamforming transit diversity
US8681809B2 (en) * 2011-01-10 2014-03-25 Qualcomm Incorporated Dynamic enabling and disabling of CLTD operation via HS SCCH orders
US9252908B1 (en) * 2012-04-12 2016-02-02 Tarana Wireless, Inc. Non-line of sight wireless communication system and method
US9735940B1 (en) 2012-04-12 2017-08-15 Tarana Wireless, Inc. System architecture for optimizing the capacity of adaptive array systems
WO2014100975A1 (zh) * 2012-12-25 2014-07-03 华为技术有限公司 信道质量上报方法、装置和系统
US10110270B2 (en) 2013-03-14 2018-10-23 Tarana Wireless, Inc. Precision array processing using semi-coherent transceivers
US10499456B1 (en) 2013-03-15 2019-12-03 Tarana Wireless, Inc. Distributed capacity base station architecture for broadband access with enhanced in-band GPS co-existence
CN104639217B (zh) * 2013-11-08 2018-03-27 华为技术有限公司 天线系统、天线和基站
US10348394B1 (en) 2014-03-14 2019-07-09 Tarana Wireless, Inc. System architecture and method for enhancing wireless networks with mini-satellites and pseudollites and adaptive antenna processing
US9681341B2 (en) * 2014-06-18 2017-06-13 Qualcomm Incorporated Channel enhancement in millimeter wavelength wireless access networks
WO2017206100A1 (en) * 2016-06-01 2017-12-07 Intel IP Corporation Cqi reporting for flexible transmission mode switching
US10050688B2 (en) 2017-01-16 2018-08-14 At&T Intellectual Property I, L.P. Single codeword, multi-layer serial interference cancellation (SIC) for spatial multiplexing
US10512075B2 (en) 2017-02-02 2019-12-17 Qualcomm Incorporated Multi-link new radio physical uplink control channel beam selection and reporting based at least in part on physical downlink control channel or physical downlink shared channel reference signals
US10575307B2 (en) * 2017-02-24 2020-02-25 Qualcomm Incorporated Restricted set indication in multi-beam operation
CN109842930B (zh) * 2017-11-24 2021-08-20 华为技术有限公司 通信方法及装置
WO2020042076A1 (en) * 2018-08-30 2020-03-05 Mediatek Singapore Pte. Ltd. Methods for reducing power consumption of a communication apparatus and a communication apparatus utilizing the same
US11770293B2 (en) * 2019-10-21 2023-09-26 Samsung Electronics Co., Ltd. Transmission of NTN type and NTN type based configuration of operational parameters

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JP4744725B2 (ja) * 2001-05-25 2011-08-10 三菱電機株式会社 干渉キャンセラ
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Also Published As

Publication number Publication date
WO2008023311A2 (en) 2008-02-28
US9859968B2 (en) 2018-01-02
CN101507166B (zh) 2013-11-20
CN101507166A (zh) 2009-08-12
US9154200B2 (en) 2015-10-06
US10673509B2 (en) 2020-06-02
TW200818747A (en) 2008-04-16
US20140044210A1 (en) 2014-02-13
US20160028465A1 (en) 2016-01-28
KR101484464B1 (ko) 2015-01-20
US20180123672A1 (en) 2018-05-03
US8588116B2 (en) 2013-11-19
KR20090042921A (ko) 2009-05-04
EP2057768B1 (en) 2015-01-07
EP2057768A2 (en) 2009-05-13
JP2010502079A (ja) 2010-01-21
WO2008023311A3 (en) 2008-05-02
TWI429218B (zh) 2014-03-01
US20090310693A1 (en) 2009-12-17

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