CN112292834A - 选择传输模式的方法和通信装置 - Google Patents

选择传输模式的方法和通信装置 Download PDF

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Publication number
CN112292834A
CN112292834A CN201880094933.8A CN201880094933A CN112292834A CN 112292834 A CN112292834 A CN 112292834A CN 201880094933 A CN201880094933 A CN 201880094933A CN 112292834 A CN112292834 A CN 112292834A
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China
Prior art keywords
antenna port
mode
information
reference signal
channel quality
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CN201880094933.8A
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CN112292834B (zh
Inventor
薛续磊
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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
    • 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
    • H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality

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

Abstract

本申请提供了一种选择传输模式的方法和通信装置，该方法包括：网络设备向终端设备发送第一信息，该第一信息用于指示该终端设备通过双天线端口发送数据和参考信号；该网络设备接收该终端设备发送的该数据和该参考信号；该网络设备根据该参考信号确定信道质量；该网络设备根据该信道质量确定通过单天线端口模式或双天线端口模式与该终端设备进行通信。本申请实施例的技术方案，能够灵活选择终端设备的上行传输模式，提高终端设备的上行传输效率。

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。
CN201880094933.8A 2018-06-27 2018-06-27 选择传输模式的方法和通信装置 Active CN112292834B (zh)

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PCT/CN2018/093160 WO2020000265A1 (zh) 2018-06-27 2018-06-27 选择传输模式的方法和通信装置

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CN112292834A true CN112292834A (zh) 2021-01-29
CN112292834B CN112292834B (zh) 2022-08-26

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WO (1) WO2020000265A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113612529A (zh) * 2021-06-30 2021-11-05 中国电子科技集团公司第五十四研究所 散射通信系统的通信方法
WO2024031217A1 (en) * 2022-08-08 2024-02-15 Huawei Technologies Co., Ltd. Methods, apparatus, and system for multiple access

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WO2020000265A1 (zh) 2020-01-02

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