KR20150102032A - 무선접속시스템에서 채널 품질 지시 정보를 송수신하는 방법 및 이를 지원하는 장치 - Google Patents

무선접속시스템에서 채널 품질 지시 정보를 송수신하는 방법 및 이를 지원하는 장치 Download PDF

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Publication number
KR20150102032A
KR20150102032A KR1020157017361A KR20157017361A KR20150102032A KR 20150102032 A KR20150102032 A KR 20150102032A KR 1020157017361 A KR1020157017361 A KR 1020157017361A KR 20157017361 A KR20157017361 A KR 20157017361A KR 20150102032 A KR20150102032 A KR 20150102032A
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KR
South Korea
Prior art keywords
cqi
reference signal
channel
information
csi
Prior art date
Legal status (The legal status 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 status listed.)
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KR1020157017361A
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English (en)
Korean (ko)
Inventor
김기태
김진민
고현수
정재훈
Original Assignee
엘지전자 주식회사
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Publication of KR20150102032A publication Critical patent/KR20150102032A/ko
Withdrawn legal-status Critical Current

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    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Quality & Reliability (AREA)
KR1020157017361A 2012-12-27 2013-12-27 무선접속시스템에서 채널 품질 지시 정보를 송수신하는 방법 및 이를 지원하는 장치 Withdrawn KR20150102032A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261746132P 2012-12-27 2012-12-27
US61/746,132 2012-12-27
PCT/KR2013/012280 WO2014104799A1 (ko) 2012-12-27 2013-12-27 무선접속시스템에서 채널 품질 지시 정보를 송수신하는 방법 및 이를 지원하는 장치

Publications (1)

Publication Number Publication Date
KR20150102032A true KR20150102032A (ko) 2015-09-04

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ID=51021743

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157017361A Withdrawn KR20150102032A (ko) 2012-12-27 2013-12-27 무선접속시스템에서 채널 품질 지시 정보를 송수신하는 방법 및 이를 지원하는 장치

Country Status (6)

Country Link
US (1) US9673951B2 (enExample)
EP (1) EP2941041B1 (enExample)
JP (1) JP6419084B2 (enExample)
KR (1) KR20150102032A (enExample)
CN (1) CN104956717B (enExample)
WO (1) WO2014104799A1 (enExample)

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EP3163950A1 (en) * 2015-11-02 2017-05-03 Fujitsu Limited Base station apparatus and method

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KR20140120002A (ko) * 2013-04-01 2014-10-13 삼성전자주식회사 채널 관련 정보 송수신 방법 및 장치
US10499421B2 (en) 2014-03-21 2019-12-03 Qualcomm Incorporated Techniques for configuring preamble and overhead signals for transmissions in an unlicensed radio frequency spectrum band
JP2018050087A (ja) * 2015-01-29 2018-03-29 シャープ株式会社 端末装置、基地局装置、および通信方法
US20180084540A1 (en) * 2015-04-02 2018-03-22 Ntt Docomo, Inc. User terminal, radio base station and radio communication method
JP6301302B2 (ja) * 2015-10-27 2018-03-28 株式会社Ｎｔｔドコモ ユーザ端末、無線基地局及び無線通信方法
WO2017074489A1 (en) * 2015-10-29 2017-05-04 Intel IP Corporation Design and transmission of (e)pdcch within partial subframe in licensed assisted access (laa)
WO2017096558A1 (en) * 2015-12-09 2017-06-15 Qualcomm Incorporated Flexible resource mapping and mcs determination
US20200008104A1 (en) * 2016-03-31 2020-01-02 Huawei Technologies Co., Ltd. Method for determining channel quality indicator cqi index, user equipment, and base station
US11071136B2 (en) 2016-08-25 2021-07-20 Huawei Technologies Co., Ltd. System and method for multiplexing traffic
US11051208B2 (en) * 2016-08-25 2021-06-29 Huawei Technologies Co., Ltd. Co-existence of low latency and latency tolerant downlink communication
US11252717B2 (en) 2016-09-02 2022-02-15 Huawei Technologies Co., Ltd. Co-existence of latency tolerant and low latency communications
TWI644580B (zh) * 2016-09-30 2018-12-11 瑞典商Lm艾瑞克生(Publ)電話公司 用於參考信號傳輸及量測之方法及裝置
US10873439B2 (en) * 2016-12-16 2020-12-22 Samsung Electronics Co., Ltd. Method and apparatus for multiplexing channel state information
US10938533B2 (en) * 2017-02-06 2021-03-02 Lg Electronics Inc. Method for transmitting or receiving demodulation reference signal in wireless communication system and apparatus therefor
CN108633025B (zh) * 2017-03-24 2021-07-09 北京紫光展锐通信技术有限公司 一种波束恢复方法及装置
CN109005548B (zh) 2017-06-06 2023-09-29 华为技术有限公司 一种信道质量信息的上报方法及装置
EP4044665B1 (en) * 2018-08-21 2023-11-08 LG Electronics Inc. Method of transmitting and receiving channel state information in wireless communication system and apparatus therefor
CN111510262B (zh) * 2019-01-30 2023-06-06 华为技术有限公司 接收参考信号的方法、发送参考信号的方法和装置
US11985726B2 (en) * 2019-11-04 2024-05-14 Qualcomm Incorporated Channel state information (CSI) reporting during a discontinuous reception (DRX) cycle
CN118476262A (zh) * 2022-01-13 2024-08-09 Oppo广东移动通信有限公司 一种信息传输方法及装置、终端设备、网络设备

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US9408220B2 (en) * 2005-04-19 2016-08-02 Qualcomm Incorporated Channel quality reporting for adaptive sectorization
AU2006309687A1 (en) * 2005-11-02 2007-05-10 Ntt Docomo, Inc. Mobile station and handover control method
US9001791B2 (en) 2008-01-31 2015-04-07 Telefonaktiebolaget L M Ericsson (Publ) Detection of time division duplex downlink/uplink configuration
US8275408B2 (en) * 2008-08-27 2012-09-25 Qualcomm, Incorporated Power control in a wireless communication system
US8520755B2 (en) * 2008-12-23 2013-08-27 Telefonaktiebolaget Lm Ericsson (Publ) Channel quality determination of a wireless communication channel based on received data
EP2203016A1 (en) * 2008-12-24 2010-06-30 Thomson Licensing Method and device for determining channel quality
JP5316547B2 (ja) * 2009-01-14 2013-10-16 富士通株式会社 装置
US8711716B2 (en) 2009-06-19 2014-04-29 Texas Instruments Incorporated Multiple CQI feedback for cellular networks
WO2011013986A2 (en) * 2009-07-30 2011-02-03 Lg Electronics Inc. Apparatus and method for transmitting channel state information in a mobile communication system
US8750205B2 (en) * 2009-08-07 2014-06-10 Texas Instruments Incorporated Multiple rank CQI feedback for cellular networks
CN102754458B (zh) * 2010-02-12 2015-09-16 黑莓有限公司 操作无线通信网络中的用户设备的方法、操作无线通信网络中的基站的方法、用户设备和基站
WO2011105706A2 (ko) * 2010-02-23 2011-09-01 엘지전자 주식회사 채널품질정보 전송방법 및 사용자기기와, 다중사용자 데이터 전송방법 및 기지국
CN105162508B (zh) 2010-04-01 2018-05-29 Lg电子株式会社 在无线接入系统中收发信道状态信息报告的方法和装置
KR101763751B1 (ko) * 2011-01-11 2017-08-02 삼성전자 주식회사 반송파 집적 기술을 사용하는 무선통신시스템에서 부차반송파의 활성화 및 비활성화 방법 및 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3163950A1 (en) * 2015-11-02 2017-05-03 Fujitsu Limited Base station apparatus and method

Also Published As

Publication number Publication date
US9673951B2 (en) 2017-06-06
EP2941041A1 (en) 2015-11-04
US20150326369A1 (en) 2015-11-12
WO2014104799A1 (ko) 2014-07-03
JP6419084B2 (ja) 2018-11-07
EP2941041A4 (en) 2016-08-03
CN104956717A (zh) 2015-09-30
CN104956717B (zh) 2019-07-19
EP2941041B1 (en) 2018-07-25
JP2016506180A (ja) 2016-02-25

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Patent event date: 20150629

Patent event code: PA01051R01D

Comment text: International Patent Application

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PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid