CN112690017B - 基站装置、终端装置以及通信方法 - Google Patents

基站装置、终端装置以及通信方法 Download PDF

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Publication number
CN112690017B
CN112690017B CN201980059796.9A CN201980059796A CN112690017B CN 112690017 B CN112690017 B CN 112690017B CN 201980059796 A CN201980059796 A CN 201980059796A CN 112690017 B CN112690017 B CN 112690017B
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China
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value
base station
csi
station apparatus
information
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CN112690017A (zh
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留场宏道
山田良太
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Sharp Corp
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Sharp Corp
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    • 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
    • H04B7/0621—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
    • H04B7/0413—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
    • H04B7/06—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
    • H04B7/0665—Feed forward of transmit weights to the receiver

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201980059796.9A 2018-09-14 2019-09-06 基站装置、终端装置以及通信方法 Active CN112690017B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018172520A JP6987336B2 (ja) 2018-09-14 2018-09-14 基地局装置、端末装置および通信方法
JP2018-172520 2018-09-14
PCT/JP2019/035161 WO2020054606A1 (ja) 2018-09-14 2019-09-06 基地局装置、端末装置および通信方法

Publications (2)

Publication Number Publication Date
CN112690017A CN112690017A (zh) 2021-04-20
CN112690017B true CN112690017B (zh) 2024-03-26

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CN201980059796.9A Active CN112690017B (zh) 2018-09-14 2019-09-06 基站装置、终端装置以及通信方法

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Country Link
US (1) US11968141B2 (https=)
EP (1) EP3852429B1 (https=)
JP (1) JP6987336B2 (https=)
CN (1) CN112690017B (https=)
WO (1) WO2020054606A1 (https=)

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US12574174B2 (en) * 2020-08-17 2026-03-10 Qualcomm Incorporated Reference signal configuration to account for a compression factor associated with transmit (TX) nonlinearity
US20240250728A1 (en) * 2021-04-30 2024-07-25 Lenovo (Singapore) Pte. Ltd. PUCCH Reporting of Reciprocity-Based Type-II Codebook
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US12562939B2 (en) * 2022-04-05 2026-02-24 Qualcomm Incorporated Beam selection using oversampled beamforming codebooks and channel estimates
CN116709370B (zh) * 2022-10-27 2024-03-08 荣耀终端有限公司 一种滤波系数调整方法、装置及用户设备
US12490198B2 (en) * 2023-03-06 2025-12-02 Qualcomm Incorporated Downlink power control in wireless communications
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WO2020054606A1 (ja) 2020-03-19
US11968141B2 (en) 2024-04-23
US20220060297A1 (en) 2022-02-24
JP6987336B2 (ja) 2021-12-22
CN112690017A (zh) 2021-04-20
EP3852429A1 (en) 2021-07-21
EP3852429A4 (en) 2022-03-30
JP2020047982A (ja) 2020-03-26
EP3852429B1 (en) 2023-11-08

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