MA71361A - Informations de précodage - Google Patents

Informations de précodage

Info

Publication number
MA71361A
MA71361A MA71361A MA71361A MA71361A MA 71361 A MA71361 A MA 71361A MA 71361 A MA71361 A MA 71361A MA 71361 A MA71361 A MA 71361A MA 71361 A MA71361 A MA 71361A
Authority
MA
Morocco
Prior art keywords
precoding information
precoding
information
Prior art date
Application number
MA71361A
Other languages
English (en)
Inventor
Filippo Tosato
Rana Ahmed
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
Application filed by Nokia Technologies Oy filed Critical Nokia Technologies Oy
Publication of MA71361A publication Critical patent/MA71361A/fr

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
    • 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
    • H04B7/0626—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
    • 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
    • H04B7/0613—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Holo Graphy (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Forging (AREA)
MA71361A 2021-05-11 2022-04-28 Informations de précodage MA71361A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202163187347P 2021-05-11 2021-05-11
US202163230349P 2021-08-06 2021-08-06
PCT/FI2022/050277 WO2022238612A1 (fr) 2021-05-11 2022-04-28 Informations de précodage
EP22806897.9A EP4338302A4 (fr) 2021-05-11 2022-04-28 Informations de précodage

Publications (1)

Publication Number Publication Date
MA71361A true MA71361A (fr) 2025-04-30

Family

ID=81393067

Family Applications (1)

Application Number Title Priority Date Filing Date
MA71361A MA71361A (fr) 2021-05-11 2022-04-28 Informations de précodage

Country Status (13)

Country Link
EP (2) EP4338302A4 (fr)
JP (1) JP7644267B2 (fr)
KR (1) KR102881909B1 (fr)
AU (1) AU2022273916B2 (fr)
CA (1) CA3218276A1 (fr)
CL (2) CL2023003368A1 (fr)
CO (1) CO2023017058A2 (fr)
ES (1) ES2970144T3 (fr)
FI (1) FI4092922T3 (fr)
MA (1) MA71361A (fr)
MX (1) MX2023013242A (fr)
PL (1) PL4092922T3 (fr)
WO (1) WO2022238612A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118119010A (zh) * 2022-11-30 2024-05-31 华为技术有限公司 通信方法及装置
CN118174755A (zh) * 2022-12-09 2024-06-11 哲库科技(北京)有限公司 频域压缩方法及装置
WO2024156073A1 (fr) * 2023-01-25 2024-08-02 Qualcomm Incorporated Rapport de paramètres pour de multiples sous-bandes
CN118802025A (zh) * 2023-04-13 2024-10-18 中兴通讯股份有限公司 监测方法及装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3474459A1 (fr) * 2017-10-18 2019-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Récepteur, émetteur, système et procédé employant un précodage de temporisation spatiale
EP3734852A1 (fr) * 2019-05-02 2020-11-04 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Procédés et appareils de reporting csi dans un système de communication sans fil
US11463142B2 (en) 2019-09-06 2022-10-04 Samsung Electronics Co., Ltd. Method and apparatus for uplink control information omission
KR20260049306A (ko) * 2019-10-29 2026-04-13 노키아 테크놀로지스 오와이 Pmi 보고 및 사용을 위한 조합 인디케이터에 대한 윈도우 fd 기반의 매핑
BR112023021175A2 (pt) 2021-04-12 2023-12-19 Lenovo Singapore Pte Ltd Relatórios de csi com subconjunto de indicadores de coeficiente

Also Published As

Publication number Publication date
JP7644267B2 (ja) 2025-03-11
CL2023003368A1 (es) 2024-05-17
EP4092922A1 (fr) 2022-11-23
WO2022238612A1 (fr) 2022-11-17
EP4338302A4 (fr) 2025-05-14
JP2024519341A (ja) 2024-05-10
AU2022273916A1 (en) 2023-12-07
AU2022273916B2 (en) 2025-01-23
CA3218276A1 (fr) 2022-11-17
EP4338302A1 (fr) 2024-03-20
KR20240006640A (ko) 2024-01-15
CO2023017058A2 (es) 2023-12-29
CL2024003215A1 (es) 2025-02-21
KR102881909B1 (ko) 2025-11-05
FI4092922T3 (fi) 2024-01-11
MX2023013242A (es) 2023-12-15
ES2970144T3 (es) 2024-05-27
EP4092922B1 (fr) 2023-12-13
PL4092922T3 (pl) 2024-03-18

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