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MX2023012504A - Sistemas y metodos para la precodificacion selectiva de frecuencia del enlace ascendente. - Google Patents

Sistemas y metodos para la precodificacion selectiva de frecuencia del enlace ascendente.

Info

Publication number
MX2023012504A
MX2023012504A MX2023012504A MX2023012504A MX2023012504A MX 2023012504 A MX2023012504 A MX 2023012504A MX 2023012504 A MX2023012504 A MX 2023012504A MX 2023012504 A MX2023012504 A MX 2023012504A MX 2023012504 A MX2023012504 A MX 2023012504A
Authority
MX
Mexico
Prior art keywords
wireless communication
systems
methods
uplink frequency
precoding
Prior art date
Application number
MX2023012504A
Other languages
English (en)
Inventor
Yang Zhang
Bo Gao
Chuangxin Jiang
Zhaohua Lu
Meng Mei
Ke Yao
Minqiang Zou
Original Assignee
Zte Corp
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 Zte Corp filed Critical Zte Corp
Publication of MX2023012504A publication Critical patent/MX2023012504A/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
    • H04B7/0413—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
    • H04B7/0413—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
    • 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
    • H04B7/0628—Diversity capabilities
    • 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
    • H04B7/0636—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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit 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
    • H04B7/10—Polarisation diversity; Directional diversity
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • 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

Landscapes

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

Abstract

Se presentan sistemas y métodos de precodificación selectiva en frecuencia de enlace ascendente. Un dispositivo de comunicación inalámbrica puede recibir una primera señalización del nodo de comunicación inalámbrica. La primera señalización puede incluir una pluralidad de información de precodificación asociada a una pluralidad de grupos de puertos. El dispositivo de comunicación inalámbrica puede determinar señales precodificadas según la pluralidad de información de precodificación. El dispositivo de comunicación inalámbrica puede transmitir las señales al nodo de comunicación inalámbrica.
MX2023012504A 2021-09-14 2021-09-14 Sistemas y metodos para la precodificacion selectiva de frecuencia del enlace ascendente. MX2023012504A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/118117 WO2023039696A1 (en) 2021-09-14 2021-09-14 Systems and methods for uplink frequency selective precoding

Publications (1)

Publication Number Publication Date
MX2023012504A true MX2023012504A (es) 2024-01-16

Family

ID=85602084

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2023012504A MX2023012504A (es) 2021-09-14 2021-09-14 Sistemas y metodos para la precodificacion selectiva de frecuencia del enlace ascendente.

Country Status (7)

Country Link
US (1) US20240235644A9 (es)
EP (1) EP4309295A4 (es)
JP (1) JP2024526516A (es)
KR (1) KR20240026440A (es)
CN (1) CN117501637A (es)
MX (1) MX2023012504A (es)
WO (1) WO2023039696A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024209488A1 (en) * 2023-04-03 2024-10-10 Centre Of Excellence In Wireless Technology Method and signaling for enabling adaptation of subbands
WO2024209059A1 (en) * 2023-04-07 2024-10-10 Telefonaktiebolaget Lm Ericsson (Publ) Precoder configuration for multi-antenna port transmission
CN120982034A (zh) * 2023-04-07 2025-11-18 中兴通讯股份有限公司 用于无线通信的多发射天线码本增强方法及系统
WO2025033794A1 (ko) * 2023-08-04 2025-02-13 엘지전자 주식회사 무선 통신 시스템에서 신호 송수신 방법 및 장치

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2541797B1 (en) * 2010-02-23 2018-12-19 LG Electronics Inc. Method and device for providing control information for uplink transmission in wireless communication system supporting uplink multi-antenna transmission
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
KR102204624B1 (ko) * 2016-07-22 2021-01-19 엘지전자 주식회사 무선 통신 시스템에서 상향링크 다중 안테나 전송 방법 및 이를 위한 장치
US10749584B2 (en) 2016-12-22 2020-08-18 Samsung Electronics Co., Ltd. Uplink MIMO codebook for advanced wireless communication systems
CN113965231A (zh) * 2017-03-24 2022-01-21 华为技术有限公司 信息的传输方法和设备
WO2018182381A1 (ko) * 2017-03-31 2018-10-04 엘지전자(주) 무선 통신 시스템에서 상향링크 데이터 전송 방법 및 이를 위한 장치
KR20190044875A (ko) * 2017-10-23 2019-05-02 삼성전자주식회사 무선 통신 시스템에서 상향링크 기준신호 또는 채널의 송수신 방법 및 장치
CN109803419B (zh) * 2017-11-17 2024-11-12 华为技术有限公司 一种通信方法、终端及基站
CN110535589B (zh) * 2018-09-27 2023-01-10 中兴通讯股份有限公司 指示方法、信息确定方法、装置、基站、终端及存储介质
US11050525B2 (en) * 2018-09-27 2021-06-29 Huawei Technologies Co., Ltd. System and method for control and data channel reliability enhancement using multiple diversity domains
WO2023184555A1 (en) * 2022-04-02 2023-10-05 Nec Corporation Methods, devices, and computer readable medium for communication

Also Published As

Publication number Publication date
JP2024526516A (ja) 2024-07-19
KR20240026440A (ko) 2024-02-28
WO2023039696A1 (en) 2023-03-23
US20240137091A1 (en) 2024-04-25
EP4309295A4 (en) 2024-08-28
EP4309295A1 (en) 2024-01-24
US20240235644A9 (en) 2024-07-11
CN117501637A (zh) 2024-02-02

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