CL2022001081A1 - Mapeo de la base fd con ventana a un indicador combinatorio para informes y uso de pmi - Google Patents

Mapeo de la base fd con ventana a un indicador combinatorio para informes y uso de pmi

Info

Publication number
CL2022001081A1
CL2022001081A1 CL2022001081A CL2022001081A CL2022001081A1 CL 2022001081 A1 CL2022001081 A1 CL 2022001081A1 CL 2022001081 A CL2022001081 A CL 2022001081A CL 2022001081 A CL2022001081 A CL 2022001081A CL 2022001081 A1 CL2022001081 A1 CL 2022001081A1
Authority
CL
Chile
Prior art keywords
pmi
mapping
windowed
reporting
base
Prior art date
Application number
CL2022001081A
Other languages
English (en)
Inventor
Mihai Enescu
Filippo Tosato
Marco Maso
Original Assignee
Nokia Technologies Oy
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=73172782&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CL2022001081(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nokia Technologies Oy filed Critical Nokia Technologies Oy
Publication of CL2022001081A1 publication Critical patent/CL2022001081A1/es

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
    • H04B7/0636—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
    • H04B7/0413—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
    • H04B7/0417—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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0473—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H04B7/0479—Special codebook structures directed to feedback optimisation for multi-dimensional arrays, e.g. horizontal or vertical pre-distortion matrix index [PMI]
    • 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
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H04B7/0481—Special codebook structures directed to feedback optimisation using subset selection of codebooks
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • 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
    • H04B7/0658—Feedback reduction
    • H04B7/0663—Feedback reduction using vector or matrix manipulations

Landscapes

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

Abstract

Un UE determina un PMI mediante la realización de al menos lo siguiente: determinar un conjunto intermedio de vectores a partir de un libro de códigos FD; formar un subconjunto del conjunto intermedio de vectores; mapear el subconjunto de vectores a un indicador combinatorio; y formar el PMI al menos a partir del indicador combinatorio.
CL2022001081A 2019-10-29 2022-04-28 Mapeo de la base fd con ventana a un indicador combinatorio para informes y uso de pmi CL2022001081A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201962927467P 2019-10-29 2019-10-29

Publications (1)

Publication Number Publication Date
CL2022001081A1 true CL2022001081A1 (es) 2023-01-06

Family

ID=73172782

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2022001081A CL2022001081A1 (es) 2019-10-29 2022-04-28 Mapeo de la base fd con ventana a un indicador combinatorio para informes y uso de pmi

Country Status (10)

Country Link
US (2) US11431395B2 (es)
EP (1) EP3966956A1 (es)
JP (2) JP7478822B2 (es)
KR (2) KR20260049306A (es)
CN (3) CN114762265B (es)
AU (3) AU2020375220B2 (es)
CA (1) CA3155942A1 (es)
CL (1) CL2022001081A1 (es)
PH (1) PH12022550993A1 (es)
WO (1) WO2021084459A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021179171A1 (zh) * 2020-03-10 2021-09-16 Oppo广东移动通信有限公司 码本反馈方法、网络设备、终端设备及计算机存储介质
EP4002713A1 (en) * 2020-11-23 2022-05-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Csi reporting based on linear combination codebook
PL4092922T3 (pl) * 2021-05-11 2024-03-18 Nokia Technologies Oy Informacje dotyczące kodowania wstępnego
US12267137B2 (en) * 2021-05-11 2025-04-01 Nokia Technologies Oy Reporting channel state information (CSI) precoding matrix indicator (PMI)

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CN101388699A (zh) * 2007-09-12 2009-03-18 夏普株式会社 基于空时频域的信息反馈方法和系统、用户设备及基站
CN103299558B (zh) * 2011-01-07 2016-07-06 交互数字专利控股公司 无线发射/接收单元和由无线发射/接收单元执行的方法
EP3883172A1 (en) * 2012-06-04 2021-09-22 Interdigital Patent Holdings, Inc. Communicating channel state information (csi) of multiple transmission points
PL3661069T3 (pl) * 2013-04-15 2022-01-17 Huawei Technologies Co., Ltd. Sposób raportowania informacji o stanie kanału, sprzęcie użytkownika i stacji bazowej
CN110460361B (zh) * 2013-05-10 2020-06-19 华为技术有限公司 确定预编码矩阵指示的方法、用户设备和基站
CN108616299B (zh) * 2013-05-10 2021-06-15 华为技术有限公司 确定预编码矩阵指示的方法、用户设备和基站
CN105052187B (zh) * 2013-12-16 2020-03-20 华为技术有限公司 导频信号的传输方法、基站及用户设备
WO2016108482A1 (ko) * 2014-12-30 2016-07-07 엘지전자(주) 무선 통신 시스템에서 코드북을 이용하여 프리코딩을 수행하기 위한 방법 및 이를 위한 장치
US9680535B2 (en) * 2015-01-16 2017-06-13 Samsung Electronics Co., Ltd. Method and apparatus for reduced feedback FD-MIMO
WO2017007240A1 (ko) * 2015-07-06 2017-01-12 삼성전자 주식회사 이동 통신 시스템에서 채널을 측정하는 방법 및 장치
CN108886396B (zh) * 2016-02-03 2021-09-17 三星电子株式会社 用于配置参考信号和用于生成信道信息的方法和装置
CN114221747B (zh) * 2016-02-05 2024-08-13 三星电子株式会社 移动通信系统中的通信方法和设备
CN110024322A (zh) * 2016-09-28 2019-07-16 Idac控股公司 用于无线通信系统的参考信号设计
CN107888246B (zh) * 2016-09-29 2023-04-28 华为技术有限公司 基于码本的信道状态信息反馈方法及设备
US10200103B2 (en) * 2016-11-23 2019-02-05 Samsung Electronics Co., Ltd. Method and apparatus to enable multi-resolution CSI reporting in advanced wireless communication systems
CN115483951B (zh) * 2017-01-13 2025-11-04 交互数字专利控股公司 针对相位连续的频率选择性预编码处理的方法、装置和系统
KR102521791B1 (ko) * 2017-06-14 2023-04-13 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보를 보고하는 방법 및 이를 위한 장치
US10652002B2 (en) * 2017-08-31 2020-05-12 Samsung Electronics Co., Ltd. Method and apparatus for re mapping and rate matching for 5G next radio system
CN112165439A (zh) * 2018-01-25 2021-01-01 华为技术有限公司 一种信道估计方法和装置

Also Published As

Publication number Publication date
CN120281354A (zh) 2025-07-08
AU2020375220A1 (en) 2022-06-16
KR102939814B1 (ko) 2026-03-13
CN114762265B (zh) 2025-07-11
KR20260049306A (ko) 2026-04-13
EP3966956A1 (en) 2022-03-16
CA3155942A1 (en) 2021-05-06
PH12022550993A1 (en) 2023-10-02
KR20220087547A (ko) 2022-06-24
CN120263237A (zh) 2025-07-04
AU2024201722B2 (en) 2025-08-14
WO2021084459A1 (en) 2021-05-06
JP2023500848A (ja) 2023-01-11
AU2024201722A1 (en) 2024-04-04
AU2020375220B2 (en) 2023-12-21
AU2025267336A1 (en) 2025-12-04
US11431395B2 (en) 2022-08-30
US20210126691A1 (en) 2021-04-29
JP2024125288A (ja) 2024-09-18
JP7478822B2 (ja) 2024-05-07
CN114762265A (zh) 2022-07-15
US20230006725A1 (en) 2023-01-05
BR112022007920A2 (pt) 2022-07-12

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