CN111869122A - 天线选择的方法及相关装置 - Google Patents

天线选择的方法及相关装置 Download PDF

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Publication number
CN111869122A
CN111869122A CN201880091224.4A CN201880091224A CN111869122A CN 111869122 A CN111869122 A CN 111869122A CN 201880091224 A CN201880091224 A CN 201880091224A CN 111869122 A CN111869122 A CN 111869122A
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China
Prior art keywords
antenna
terminal device
dci
indication information
antennas
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CN201880091224.4A
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English (en)
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CN111869122B (zh
Inventor
窦圣跃
祝慧颖
纪刘榴
李元杰
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN111869122A publication Critical patent/CN111869122A/zh
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Publication of CN111869122B publication Critical patent/CN111869122B/zh
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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
    • H04B7/0691—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
    • H04B7/04—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
    • H04B7/0602—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 antenna switching
    • H04B7/0608—Antenna selection according to transmission parameters
    • H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side
    • 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

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

Abstract

本申请实施例提供了一种天线选择的方法及相关装置，该方法包括：从网络设备接收下行控制信息DCI；获取该DCI对应的天线选择指示信息，其中，该天线选择指示信息用于指示终端设备的至少三根天线中的一根或多根第一天线；通过上述一根或多根第一天线向所述网络设备发送信息。其中，DCI对应的天线选择指示信息通过以下一项或者多项表征：DCI包括的比特信息；DCI的循环冗余校验校验CRC掩码；以及DCI所占用的时域的标识信息。采用本申请实施例，具有可支持具备多根收发天线的终端设备的发送天线选择，可提高终端设备与网络设备的通信质量，增强终端设备数据传输的可靠性的优点。本实施例提供的方法可以应用于通信系统，例如V2X、LTE‑V、V2V、车联网、MTC、IoT、LTE‑M，M2M，物联网等。

Description

PCT国内申请，说明书已公开。

Claims (33)

  1. PCT国内申请，权利要求书已公开。
CN201880091224.4A 2018-03-30 2018-03-30 天线选择的方法及相关装置 Active CN111869122B (zh)

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PCT/CN2018/081449 WO2019183960A1 (zh) 2018-03-30 2018-03-30 天线选择的方法及相关装置

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CN111869122A true CN111869122A (zh) 2020-10-30
CN111869122B CN111869122B (zh) 2022-05-13

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US (1) US20210013947A1 (zh)
EP (1) EP3761521A4 (zh)
CN (1) CN111869122B (zh)
WO (1) WO2019183960A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11202109985UA (en) * 2019-03-11 2021-10-28 Beijing Xiaomi Mobile Software Co Ltd Transmission indication method and apparatus
US11638217B2 (en) * 2019-10-09 2023-04-25 Qualcomm Incorporated SRS antenna switching for multiple receive antennas
WO2024060190A1 (en) * 2022-09-23 2024-03-28 Apple Inc. Closed-loop antenna selection for a single transmitter wireless device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100279625A1 (en) * 2009-05-04 2010-11-04 Hyunsoo Ko Method fof transmitting control information in wireless communication system
WO2015019175A1 (en) * 2013-08-07 2015-02-12 Alcatel Lucent Method and apparatus for transmitting control information
CN105814934A (zh) * 2014-11-19 2016-07-27 华为技术有限公司 处理被叫业务的方法、移动管理实体和归属用户服务器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090124290A1 (en) * 2007-11-09 2009-05-14 Zhifeng Tao Antenna Selection for SDMA Transmissions in OFDMA Networks
CN101944940A (zh) * 2009-07-08 2011-01-12 中兴通讯股份有限公司 一种移动终端的天线选择方法及装置
CN102185642B (zh) * 2011-05-12 2014-10-15 电信科学技术研究院 发送配置信息和选择发射天线的方法、系统及设备
CN106817156A (zh) * 2015-11-27 2017-06-09 中兴通讯股份有限公司 天线选择信息的指示方法及装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100279625A1 (en) * 2009-05-04 2010-11-04 Hyunsoo Ko Method fof transmitting control information in wireless communication system
WO2015019175A1 (en) * 2013-08-07 2015-02-12 Alcatel Lucent Method and apparatus for transmitting control information
CN105814934A (zh) * 2014-11-19 2016-07-27 华为技术有限公司 处理被叫业务的方法、移动管理实体和归属用户服务器

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HUAWEI, HISILICON: ""Antenna selection transmission for PUSCH"", 《3GPP TSG RAN WG1 NR AD HOC MEETING#4 R1-1800909 》 *
HUAWEI, HISILICON: ""On SRS antenna switching for 4 transmission ports R1-1801871"", 《3GPP TSG RAN WG1 MEETING #92 R1-1801871》 *

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Publication number Publication date
EP3761521A4 (en) 2021-03-03
US20210013947A1 (en) 2021-01-14
CN111869122B (zh) 2022-05-13
EP3761521A1 (en) 2021-01-06
WO2019183960A1 (zh) 2019-10-03

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