KR102705893B1 - 타입-ii 채널 상태 정보(csi)에 대한 서브대역 csi 생략 - Google Patents

타입-ii 채널 상태 정보(csi)에 대한 서브대역 csi 생략 Download PDF

Info

Publication number
KR102705893B1
KR102705893B1 KR1020207009259A KR20207009259A KR102705893B1 KR 102705893 B1 KR102705893 B1 KR 102705893B1 KR 1020207009259 A KR1020207009259 A KR 1020207009259A KR 20207009259 A KR20207009259 A KR 20207009259A KR 102705893 B1 KR102705893 B1 KR 102705893B1
Authority
KR
South Korea
Prior art keywords
subbands
wireless communications
csi
csi feedback
subband
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.)
Active
Application number
KR1020207009259A
Other languages
English (en)
Korean (ko)
Other versions
KR20200063150A (ko
Inventor
리앙밍 우
유 장
첸시 하오
차오 웨이
완시 첸
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20200063150A publication Critical patent/KR20200063150A/ko
Application granted granted Critical
Publication of KR102705893B1 publication Critical patent/KR102705893B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04B7/0417—Feedback 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank 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
    • 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
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode 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
    • H04B7/0621—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
    • H04B7/06—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
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0016—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy involving special memory structures, e.g. look-up tables
    • 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
    • H04L1/003—Adaptive formatting arrangements particular to signalling, e.g. variable amount of bits
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
    • 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
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • 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
    • H04L1/0031—Multiple signaling transmission

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)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Alarm Systems (AREA)
KR1020207009259A 2017-10-02 2018-09-29 타입-ii 채널 상태 정보(csi)에 대한 서브대역 csi 생략 Active KR102705893B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNPCT/CN2017/105238 2017-10-02
PCT/CN2017/105238 WO2019068212A1 (en) 2017-10-02 2017-10-02 OMISSION OF CHANNEL STATE INFORMATION (CSI) OF SUB-BAND FOR TYPE II CSI
PCT/CN2018/108593 WO2019068250A1 (en) 2017-10-02 2018-09-29 OMISSION OF SUB-BAND CHANNEL STATUS INFORMATION (CSI) FOR TYPE II CSI

Publications (2)

Publication Number Publication Date
KR20200063150A KR20200063150A (ko) 2020-06-04
KR102705893B1 true KR102705893B1 (ko) 2024-09-10

Family

ID=65994150

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020207009259A Active KR102705893B1 (ko) 2017-10-02 2018-09-29 타입-ii 채널 상태 정보(csi)에 대한 서브대역 csi 생략

Country Status (7)

Country Link
US (1) US11451279B2 (enExample)
EP (1) EP3692664A4 (enExample)
JP (1) JP7187548B2 (enExample)
KR (1) KR102705893B1 (enExample)
CN (1) CN111164916B (enExample)
BR (1) BR112020006340A2 (enExample)
WO (2) WO2019068212A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210298037A1 (en) * 2018-07-12 2021-09-23 Ntt Docomo, Inc. User terminal and base station
EP3817242B1 (en) * 2018-07-27 2024-09-04 LG Electronics Inc. Method and apparatus for reporting channel state information in wireless communication system
CN114826350B (zh) * 2019-04-30 2024-12-03 中兴通讯股份有限公司 传输信道状态的发送方法、接收方法及装置、存储介质
CN114008947B (zh) * 2019-06-19 2024-02-20 上海诺基亚贝尔股份有限公司 信道状态信息的发送和确定
CN110535509B (zh) * 2019-08-16 2024-09-27 中兴通讯股份有限公司 一种信息反馈和接收方法、装置和存储介质
US11387884B2 (en) * 2019-10-01 2022-07-12 Samsung Electronics Co., Ltd. Method and apparatus for multiplexing partial CSI
US12052596B2 (en) * 2020-10-20 2024-07-30 Mediatek Singapore Pte. Ltd. Reporting of best wideband CQI in mobile communications

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090116570A1 (en) * 2007-11-02 2009-05-07 Interdigital Patent Holdings, Inc. Method and apparatus for generating channel quality indicator, precoding matrix indicator and rank information
CN101867447B (zh) * 2010-04-30 2015-09-16 中兴通讯股份有限公司 信道状态信息的反馈方法及终端
CN101877627B (zh) * 2010-06-21 2015-09-16 中兴通讯股份有限公司 信道状态信息的反馈方法及终端
US8798011B2 (en) 2011-04-29 2014-08-05 Nec Laboratories America, Inc. Enhancement of download multi-user multiple-input multiple-output wireless communications
CN102271028B (zh) * 2011-08-03 2017-04-12 中兴通讯股份有限公司 信道状态信息反馈方法及装置
US9681425B2 (en) 2012-05-11 2017-06-13 Qualcomm Incorporated Rank-specific feedback for improved MIMO support
US11121834B2 (en) * 2012-06-18 2021-09-14 Samsung Electronics Co., Ltd. Aperiodic and periodic CSI feedback modes for coordinated multi-point transmission
US9614655B2 (en) * 2012-08-02 2017-04-04 Lg Electronics Inc. Method and apparatus for feeding back channel state information in wireless communication system
CN110830165B (zh) * 2013-05-24 2021-12-21 中兴通讯股份有限公司 信道状态信息反馈方法和终端
KR102197451B1 (ko) * 2014-05-22 2020-12-31 퀄컴 인코포레이티드 Mimo에 대한 주기적인 및 비주기적인 채널 상태 정보(csi) 리포팅
WO2016015225A1 (zh) * 2014-07-29 2016-02-04 华为技术有限公司 一种信道状态信息的反馈和接收方法、设备
EP3471307B1 (en) * 2015-01-19 2026-02-18 QUALCOMM Incorporated Csi feedback overhead reduction for fd-mimo
US10079665B2 (en) * 2015-01-29 2018-09-18 Samsung Electronics Co., Ltd. System and method for link adaptation for low cost user equipments
US10411868B2 (en) * 2016-02-24 2019-09-10 Samsung Electronics Co., Ltd. Method and apparatus for channel state information (CSI) reporting
CN110945799B (zh) * 2017-09-29 2023-11-28 Lg电子株式会社 用于在无线通信系统中报告信道状态信息的方法及其装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
3GPP R1-1716503*
3GPP R1-1716901*

Also Published As

Publication number Publication date
CN111164916B (zh) 2023-05-16
KR20200063150A (ko) 2020-06-04
US20200235796A1 (en) 2020-07-23
JP7187548B2 (ja) 2022-12-12
US11451279B2 (en) 2022-09-20
EP3692664A1 (en) 2020-08-12
WO2019068212A1 (en) 2019-04-11
BR112020006340A2 (pt) 2020-09-24
WO2019068250A1 (en) 2019-04-11
CN111164916A (zh) 2020-05-15
EP3692664A4 (en) 2021-06-23
JP2020536439A (ja) 2020-12-10

Similar Documents

Publication Publication Date Title
CN109891811B (zh) 用于设置子带csi相关参数的方法和装置
WO2018202134A1 (en) Procedures for differential channel state information (csi) reporting
US11139880B2 (en) Dynamic beam-switching latency for beam refinement procedures
CN111066259B (zh) 用于mimo的码本子集限制设计
CN112703760A (zh) 用于多trp传输的csi报告配置
KR102731485B1 (ko) 뉴 라디오(nr) 다중 입력 다중 출력(mimo)을 위한 단일 패킷 인코딩된 채널 상태 정보(csi) 설계
US11451279B2 (en) Subband channel state information (CSI) omission for type-II CSI
CN111052786A (zh) 用于配置基于非码本的ul mimo传输的方法
CN111095977A (zh) 用于csi-rs端口子集指示的方法和装置
KR102275483B1 (ko) Ue-지원 물리 리소스 블록 그룹 (prg) 구성 및 시그널링
KR102714303B1 (ko) 물리 업링크 공유 채널 (pusch) 상에서 업링크 제어 정보 (uci) 및 데이터 멀티플렉싱을 위한 리소스 할당
WO2020061156A1 (en) Methods and apparatuses for a user equipment (ue) based channel state information (csi) reporting request
WO2018058600A1 (en) Advanced channel state information feedback design
CN112703796A (zh) 多发送/接收点非相干联合发送中为ack-nack反馈调度物理上行链路控制信道
WO2019144270A1 (en) Channel state information (csi) report resource determination
KR102683467B1 (ko) 정보 비트들을 인코딩하기 위한 코드 타입들 사이의 선택
WO2019057138A1 (en) CSI FEEDBACK RESOURCE ASSIGNMENT MECHANISMS
HK40029058B (en) Subband channel state information (csi) omission for type-ii csi
HK40029058A (en) Subband channel state information (csi) omission for type-ii csi
HK40011910A (en) Resource allocation for physical uplink control channel (pucch)
HK40011910B (en) Resource allocation for physical uplink control channel (pucch)

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20200330

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20210901

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20231106

Patent event code: PE09021S01D

PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20240627

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20240906

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20240906

End annual number: 3

Start annual number: 1

PG1601 Publication of registration