WO2016068553A3 - 채널 상태 보고를 위한 방법 및 이를 위한 장치 - Google Patents

채널 상태 보고를 위한 방법 및 이를 위한 장치 Download PDF

Info

Publication number
WO2016068553A3
WO2016068553A3 PCT/KR2015/011297 KR2015011297W WO2016068553A3 WO 2016068553 A3 WO2016068553 A3 WO 2016068553A3 KR 2015011297 W KR2015011297 W KR 2015011297W WO 2016068553 A3 WO2016068553 A3 WO 2016068553A3
Authority
WO
WIPO (PCT)
Prior art keywords
channel state
apparatus therefor
reporting channel
base station
precoding matrix
Prior art date
Application number
PCT/KR2015/011297
Other languages
English (en)
French (fr)
Other versions
WO2016068553A2 (ko
Inventor
김기준
박종현
Original Assignee
엘지전자 주식회사
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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US15/518,413 priority Critical patent/US10454556B2/en
Publication of WO2016068553A2 publication Critical patent/WO2016068553A2/ko
Publication of WO2016068553A3 publication Critical patent/WO2016068553A3/ko

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
    • 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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 발명의 일 실시예에 따른 하향링크 채널에 대한 채널 상태 보고를 위한 방법에 있어서, 상기 방법은 단말에 의해 수행되며, 기지국으로부터 코드북 내 프리코딩 행렬에 대한 제한 정보를 수신하는 단계, 상기 프리코딩 행렬에 대한 제한 정보는 하나 이상의 비트 값으로 표현됨, 상기 제한 정보를 사용하여 상기 하향링크 채널에 대한 채널 상태 값을 계산하는 단계 및 상기 계산된 채널 상태 값을 상기 기지국으로 전송하는 단계를 포함할 수 있다.
PCT/KR2015/011297 2014-10-27 2015-10-26 채널 상태 보고를 위한 방법 및 이를 위한 장치 WO2016068553A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US15/518,413 US10454556B2 (en) 2014-10-27 2015-10-26 Method for reporting channel state and apparatus therefor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462069291P 2014-10-27 2014-10-27
US62/069,291 2014-10-27

Publications (2)

Publication Number Publication Date
WO2016068553A2 WO2016068553A2 (ko) 2016-05-06
WO2016068553A3 true WO2016068553A3 (ko) 2016-06-23

Family

ID=55858490

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/011297 WO2016068553A2 (ko) 2014-10-27 2015-10-26 채널 상태 보고를 위한 방법 및 이를 위한 장치

Country Status (2)

Country Link
US (1) US10454556B2 (ko)
WO (1) WO2016068553A2 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015167119A1 (en) * 2014-05-02 2015-11-05 Lg Electronics Inc. Method and apparatus for channel estimation
CN106656292B (zh) * 2015-10-29 2020-03-31 电信科学技术研究院 一种信道状态信息的反馈方法、基站及终端
EP3381133B1 (en) * 2015-11-23 2019-08-14 Telefonaktiebolaget LM Ericsson (publ) Antenna system configuration
CN109417711B (zh) * 2016-07-12 2023-06-06 索尼公司 管理服务器、通信设备、方法和记录介质
US20200099432A1 (en) * 2017-05-12 2020-03-26 Telefonaktiebolaget Lm Ericsson (Publ) Methods and Apparatus Relating to Channel State Information Reporting in a Wireless Communication Network
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
US11699094B2 (en) * 2018-10-31 2023-07-11 Salesforce, Inc. Automatic feature selection and model generation for linear models
CN110912585A (zh) * 2019-12-05 2020-03-24 电子科技大学 一种基于信道因子的天线选择方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009225130A (ja) * 2008-03-17 2009-10-01 Nec Corp 受信機および信号処理方法
US20120082248A1 (en) * 2010-10-04 2012-04-05 Samsung Electronics Co. Ltd. Method and apparatus for transmitting and receiving codebook subset restriction bitmap
US20130163687A1 (en) * 2010-09-16 2013-06-27 China Academy Of Telecommunications Technology Method and Device for Processing Codebook Subset Restriction
US20140016549A1 (en) * 2012-07-12 2014-01-16 Samsung Electronics Co., Ltd Methods and apparatus for codebook subset restriction for two-dimensional advanced antenna systems
US20140301492A1 (en) * 2013-03-08 2014-10-09 Samsung Electronics Co., Ltd. Precoding matrix codebook design for advanced wireless communications systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101520685B1 (ko) * 2008-07-04 2015-05-15 엘지전자 주식회사 복수의 코드북을 이용하는 다중 셀 환경에서의 셀 간 간섭 제거 방법
CN102484509B (zh) * 2009-04-28 2014-11-05 华为技术有限公司 无线通信***中协调电子设备的***和方法
JP5265657B2 (ja) * 2010-12-27 2013-08-14 シャープ株式会社 基地局装置、端末装置、通信システムおよび通信方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009225130A (ja) * 2008-03-17 2009-10-01 Nec Corp 受信機および信号処理方法
US20130163687A1 (en) * 2010-09-16 2013-06-27 China Academy Of Telecommunications Technology Method and Device for Processing Codebook Subset Restriction
US20120082248A1 (en) * 2010-10-04 2012-04-05 Samsung Electronics Co. Ltd. Method and apparatus for transmitting and receiving codebook subset restriction bitmap
US20140016549A1 (en) * 2012-07-12 2014-01-16 Samsung Electronics Co., Ltd Methods and apparatus for codebook subset restriction for two-dimensional advanced antenna systems
US20140301492A1 (en) * 2013-03-08 2014-10-09 Samsung Electronics Co., Ltd. Precoding matrix codebook design for advanced wireless communications systems

Also Published As

Publication number Publication date
WO2016068553A2 (ko) 2016-05-06
US10454556B2 (en) 2019-10-22
US20170310378A1 (en) 2017-10-26

Similar Documents

Publication Publication Date Title
WO2016068553A3 (ko) 채널 상태 보고를 위한 방법 및 이를 위한 장치
WO2016072712A3 (ko) 채널과 관련된 피드백을 위한 방법 및 이를 위한 장치
EP4254838A3 (en) Method for reporting channel state information in wireless communication system and apparatus for the same
EP4304287A3 (en) Method for selecting, in selection period, subframe excluding subframe relating to subframe in which transmission has been performed during sensing period in wireless communication system, and terminal using same
PH12017500324A1 (en) Method for dynamic csi feedback
EP3826199A4 (en) PROCEDURE FOR DISPLAYING AND DETERMINING A PRECODING MATRIX AND COMMUNICATION DEVICE
EP3432482A4 (en) CSI FEEDBACK METHOD, PRECODING METHOD, TERMINAL, AND BASE STATION
EP3357185A4 (en) METHOD AND USER DEVICE FOR RECEIVING DOWNLINK CONTROL INFORMATION, AND METHOD AND BASIS STATION FOR SENDING DOWNLINK CONTROL INFORMATION
EP3172856A4 (en) Method and user equipment for receiving downlink control information, and method and base station for transmitting downlink control information
EP3471361A4 (en) USER METHOD AND EQUIPMENT FOR RECEIVING A DOWNLINK SIGNAL, AND METHOD AND BASE STATION FOR TRANSMITTING A DOWNLINK SIGNAL
BR112016020503A2 (pt) método para informar canal estatal de informação, equipamentos de usuário, e estação base
TW201613407A (en) Method and apparatus for data transmission of device-to-device user equipment in wireless communication system
EP3327972A4 (en) DOWNLINK CONTROL INFORMATION RECEIVING METHOD AND USER DEVICE, AND DOWNLINK CONTROL INFORMATION END METHOD AND BASE STATION
EP3606234A4 (en) UPLINK INFORMATION SENDING METHOD, RECEIVING METHOD AND APPARATUS
EP3820054A4 (en) PRE-CODING VECTOR INDICATION AND DETERMINATION PROCESS, AND COMMUNICATION DEVICE
EP3142260A4 (en) Method and device for reporting channel status information (csi), and base station antenna
EP3780759A4 (en) PROCEDURE EXECUTED BY A USER DEVICE, PROCEDURE EXECUTED BY A BASE STATION, USER DEVICE AND BASE STATION
MX362944B (es) Método para transmitir información de control del enlace ascendente, terminal inalámbrica y estación base.
WO2017099546A3 (ko) 무선랜 시스템에서 프레임을 송수신하는 방법 및 이를 위한 장치
MY193863A (en) Terminal and transmission method
MX2019009267A (es) Codigo polar concatenado con deteccion de errores adaptativa.
MX345319B (es) Método para determinar número de bits de ri de indicación de jerarquía, estación base, y terminal.
EP3813470A4 (en) PROCEDURE PERFORMED BY A USER DEVICE, USER DEVICE AND BASE STATION
CA3024010C (en) Uplink information sending method and apparatus, base station, and user equipment
MY201317A (en) Method and terminal for data transmission

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15854352

Country of ref document: EP

Kind code of ref document: A2

WWE Wipo information: entry into national phase

Ref document number: 15518413

Country of ref document: US

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15854352

Country of ref document: EP

Kind code of ref document: A2