CN112369084A - 一种功率分配方法及相关设备 - Google Patents

一种功率分配方法及相关设备 Download PDF

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Publication number
CN112369084A
CN112369084A CN201880094811.9A CN201880094811A CN112369084A CN 112369084 A CN112369084 A CN 112369084A CN 201880094811 A CN201880094811 A CN 201880094811A CN 112369084 A CN112369084 A CN 112369084A
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transmission
information
power
layer
precoding
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CN201880094811.9A
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CN112369084B (zh
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苏立焱
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • 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
    • H04B7/0426—Power distribution
    • 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本申请实施例提供了一种功率分配方法及相关设备，包括：终端设备接收网络设备发送的第一下行控制信息，所述第一下行控制信息包括多个传输层之间的第一功率分配信息；所述终端设备根据所述第一功率分配信息，确定所述多个传输层中每个传输层的第一发射功率；所述终端设备根据所述每个传输层的所述第一发射功率，发送第一上行数据。实施本申请实施例，可以提高系统的传输效率。

Description

PCT国内申请，说明书已公开。

Claims (23)

  1. PCT国内申请，权利要求书已公开。
CN201880094811.9A 2018-06-27 2018-06-27 一种功率分配方法及相关设备 Active CN112369084B (zh)

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PCT/CN2018/093143 WO2020000261A1 (zh) 2018-06-27 2018-06-27 一种功率分配方法及相关设备

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CN112369084A true CN112369084A (zh) 2021-02-12
CN112369084B CN112369084B (zh) 2022-04-05

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EP (1) EP3800945B1 (zh)
CN (1) CN112369084B (zh)
WO (1) WO2020000261A1 (zh)

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WO2023141897A1 (zh) * 2022-01-27 2023-08-03 Oppo广东移动通信有限公司 发送功率的确定方法及装置、终端设备、网络设备

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CN111050390B (zh) * 2018-10-12 2021-11-02 大唐移动通信设备有限公司 一种上行功率控制方法、终端设备及网络设备
CN113243087B (zh) 2018-10-12 2024-03-15 索尼集团公司 无线通信装置和对无线通信装置进行操作的方法
CN115150228B (zh) * 2021-03-31 2023-05-26 大唐移动通信设备有限公司 数据传输方法、装置、设备以及存储介质
WO2023141823A1 (zh) * 2022-01-26 2023-08-03 Oppo广东移动通信有限公司 无线通信的方法、终端设备和网络设备

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CN102264123A (zh) * 2010-05-26 2011-11-30 电信科学技术研究院 一种pdsch功率分配方法及装置
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Publication number Priority date Publication date Assignee Title
WO2023141897A1 (zh) * 2022-01-27 2023-08-03 Oppo广东移动通信有限公司 发送功率的确定方法及装置、终端设备、网络设备

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EP3800945A4 (en) 2021-06-16
EP3800945B1 (en) 2023-08-30
US11503549B2 (en) 2022-11-15
CN112369084B (zh) 2022-04-05
WO2020000261A1 (zh) 2020-01-02
US20210120499A1 (en) 2021-04-22
EP3800945A1 (en) 2021-04-07

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