KR102612645B1 - 진보된 수신기들에 대한 채널 상태 정보 프레임워크 - Google Patents

진보된 수신기들에 대한 채널 상태 정보 프레임워크 Download PDF

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KR102612645B1
KR102612645B1 KR1020187015862A KR20187015862A KR102612645B1 KR 102612645 B1 KR102612645 B1 KR 102612645B1 KR 1020187015862 A KR1020187015862 A KR 1020187015862A KR 20187015862 A KR20187015862 A KR 20187015862A KR 102612645 B1 KR102612645 B1 KR 102612645B1
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information
time scale
channel condition
wireless communication
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KR20180092962A (ko
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사우라바 랑그라오 타빌다르
팅팡 지
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퀄컴 인코포레이티드
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    • 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
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04B7/0619—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]
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020187015862A 2015-12-11 2016-11-29 진보된 수신기들에 대한 채널 상태 정보 프레임워크 Active KR102612645B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562266561P 2015-12-11 2015-12-11
US62/266,561 2015-12-11
US15/272,119 2016-09-21
US15/272,119 US10159087B2 (en) 2015-12-11 2016-09-21 Channel state information framework for advanced receivers
PCT/US2016/063947 WO2017100031A1 (en) 2015-12-11 2016-11-29 Channel state information framework for advanced receivers

Publications (2)

Publication Number Publication Date
KR20180092962A KR20180092962A (ko) 2018-08-20
KR102612645B1 true KR102612645B1 (ko) 2023-12-11

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KR1020187015862A Active KR102612645B1 (ko) 2015-12-11 2016-11-29 진보된 수신기들에 대한 채널 상태 정보 프레임워크

Country Status (6)

Country Link
US (1) US10159087B2 (enExample)
EP (1) EP3387768B1 (enExample)
JP (1) JP6985270B2 (enExample)
KR (1) KR102612645B1 (enExample)
CN (1) CN108370286B (enExample)
WO (1) WO2017100031A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2018207373A1 (ja) * 2017-05-12 2020-03-12 株式会社Ｎｔｔドコモ 装置及び無線通信方法
US11882525B2 (en) * 2018-09-08 2024-01-23 Telefonaktiebolaget Lm Ericsson (Publ) Discrete power allocation for non-orthogonal multiple access systems
JPWO2023199512A1 (enExample) * 2022-04-15 2023-10-19

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015046266A1 (ja) * 2013-09-26 2015-04-02 京セラ株式会社 ネットワーク装置及びユーザ端末

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US7499437B2 (en) 2004-09-13 2009-03-03 Alcatel-Lucent Usa Inc. Wireless communications system employing a network active set formed from base stations operable as primary and secondary agents
KR101282522B1 (ko) 2007-06-19 2013-07-04 엘지전자 주식회사 다중 안테나 시스템에서 제어정보 전송 방법
JP5934235B2 (ja) * 2010-11-10 2016-06-15 インターデイジタル パテント ホールディングス インコーポレイテッド ヘテロジニアスネットワークにおける逐次キャンセルによる干渉軽減のための方法および装置
US8798551B2 (en) 2011-01-07 2014-08-05 Zte (Usa) Inc. Method and system for spatial CSI feedback for coordinated multi-point processing (CoMP)
US9155098B2 (en) 2012-03-29 2015-10-06 Qualcomm Incorporated Channel state information reference signal (CSI-RS) configuration and CSI reporting restrictions
WO2013189019A1 (zh) * 2012-06-18 2013-12-27 富士通株式会社 反馈信道状态信息的方法、用户设备和系统
KR20150035556A (ko) * 2012-07-16 2015-04-06 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보 보고 방법 및 장치
WO2014047903A1 (zh) 2012-09-28 2014-04-03 华为技术有限公司 信道状态信息进程处理方法、网络设备和用户设备
US9763232B2 (en) * 2012-12-09 2017-09-12 Lg Electronics Inc. Method for feeding back channel status information in wireless communication system supporting multiple antennas, and apparatus therefor
US9374719B2 (en) 2013-04-03 2016-06-21 Qualcomm Incorporated Channel state information reference signal (CSI-RS) handling for network assisted interference cancellation
US9769835B2 (en) * 2013-10-31 2017-09-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for communication link adaptation for interference-canceling receivers
KR101852914B1 (ko) * 2013-11-22 2018-04-27 후아웨이 테크놀러지 컴퍼니 리미티드 채널 상태 정보의 피드백 방법 및 장치
WO2015135157A1 (zh) * 2014-03-12 2015-09-17 华为技术有限公司 信道质量指示反馈方法、资源调度信息发送方法和装置

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Publication number Priority date Publication date Assignee Title
WO2015046266A1 (ja) * 2013-09-26 2015-04-02 京セラ株式会社 ネットワーク装置及びユーザ端末

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Publication number Publication date
EP3387768B1 (en) 2024-03-06
WO2017100031A1 (en) 2017-06-15
US20170171876A1 (en) 2017-06-15
KR20180092962A (ko) 2018-08-20
BR112018011678A2 (pt) 2018-11-27
JP2018537041A (ja) 2018-12-13
US10159087B2 (en) 2018-12-18
EP3387768A1 (en) 2018-10-17
CN108370286B (zh) 2020-12-29
CN108370286A (zh) 2018-08-03
JP6985270B2 (ja) 2021-12-22

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