CN111699747A - 一种随机接入方法及其装置 - Google Patents

一种随机接入方法及其装置 Download PDF

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Publication number
CN111699747A
CN111699747A CN201880089042.3A CN201880089042A CN111699747A CN 111699747 A CN111699747 A CN 111699747A CN 201880089042 A CN201880089042 A CN 201880089042A CN 111699747 A CN111699747 A CN 111699747A
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China
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uplink
band
sub
downlink
communication device
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CN201880089042.3A
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贾树葱
张俊
王哲
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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
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA

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

Abstract

本申请实施例提供一种随机接入方法及其装置，其中方法包括如下步骤：第一通信装置通过多子带***的M个上行子带中的第一上行子带向第二通信装置发送随机接入前导码；第一通信装置通过多子带***的N个下行子带中的第二下行子带从第二通信装置接收随机接入响应消息，其中，M和N为正整数，且M>1或N>1；第一通信装置通过M个上行子带中的第三上行子带向第二通信装置发送消息三，消息三包括第一通信装置的标识信息；第一通信装置通过N个下行子带中的第四下行子带从第二通信装置接收竞争解决消息。采用本申请实施例，可以缩短随机接入过程耗费的时间，进而可以提高随机接入过程的效率。

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PCT国内申请，说明书已公开。

Claims (26)

  1. PCT国内申请，权利要求书已公开。
CN201880089042.3A 2018-02-14 2018-02-14 一种随机接入方法及其装置 Pending CN111699747A (zh)

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PCT/CN2018/076872 WO2019157731A1 (zh) 2018-02-14 2018-02-14 一种随机接入方法及其装置

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CN111699747A true CN111699747A (zh) 2020-09-22

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WO (1) WO2019157731A1 (zh)

Cited By (1)

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WO2023030088A1 (zh) * 2021-08-31 2023-03-09 华为技术有限公司 旁链路通信方法及设备

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023030088A1 (zh) * 2021-08-31 2023-03-09 华为技术有限公司 旁链路通信方法及设备

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Application publication date: 20200922