CN112868267A - 随机接入的方法、终端设备和网络设备 - Google Patents

随机接入的方法、终端设备和网络设备 Download PDF

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Publication number
CN112868267A
CN112868267A CN201880098745.2A CN201880098745A CN112868267A CN 112868267 A CN112868267 A CN 112868267A CN 201880098745 A CN201880098745 A CN 201880098745A CN 112868267 A CN112868267 A CN 112868267A
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CN
China
Prior art keywords
random access
preambles
preamble
network device
access preambles
Prior art date
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Pending
Application number
CN201880098745.2A
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English (en)
Inventor
贺传峰
王淑坤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of CN112868267A publication Critical patent/CN112868267A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • 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
    • 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
    • H04W52/16—Deriving transmission power values from another channel
    • 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
    • H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access

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

Abstract

本申请实施例涉及一种随机接入的方法、终端设备和网络设备，该方法包括：终端设备接收网络设备发送的指示信息，所述指示信息用于指示多个随机接入前导中的至少一个随机接入前导，所述多个随机接入前导对应一个随机接入响应的接收窗口；所述终端设备根据所述至少一个随机接入前导中的第一随机接入前导的发射功率，确定发送物理上行共享信道PUSCH的功率。本申请实施例的随机接入的方法、终端设备和网络设备，当终端设备在免授权频谱上发送多个随机接入前导时，可以确定发送PUSCH的功率。

Description

PCT国内申请，说明书已公开。

Claims (52)

  1. PCT国内申请，权利要求书已公开。
CN201880098745.2A 2018-10-27 2018-10-27 随机接入的方法、终端设备和网络设备 Pending CN112868267A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/112268 WO2020082394A1 (zh) 2018-10-27 2018-10-27 随机接入的方法、终端设备和网络设备

Publications (1)

Publication Number Publication Date
CN112868267A true CN112868267A (zh) 2021-05-28

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Application Number Title Priority Date Filing Date
CN201880098745.2A Pending CN112868267A (zh) 2018-10-27 2018-10-27 随机接入的方法、终端设备和网络设备

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Country Link
US (1) US12004219B2 (zh)
EP (1) EP3869900A4 (zh)
CN (1) CN112868267A (zh)
WO (1) WO2020082394A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024040590A1 (zh) * 2022-08-26 2024-02-29 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

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101674661B (zh) * 2009-10-14 2011-12-07 普天信息技术研究院有限公司 长期演进***中的随机接入方法
CN102932892B (zh) * 2011-08-12 2018-03-23 中兴通讯股份有限公司 一种功率控制方法及装置
CN103200663B (zh) * 2012-01-09 2016-03-09 华为技术有限公司 上行信道功率控制方法、装置及***
US20150078188A1 (en) * 2013-09-13 2015-03-19 Qualcomm Incorporated Uplink channel design with coverage enhancements
WO2019033288A1 (zh) * 2017-08-16 2019-02-21 北京小米移动软件有限公司 随机接入方法及装置、用户设备和基站
WO2021087927A1 (zh) * 2019-11-07 2021-05-14 富士通株式会社 随机接入方法、装置和通信***
US11950160B2 (en) * 2020-07-13 2024-04-02 Qualcomm Incorporated Random access channel (RACH) based inter-cell mobility

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024040590A1 (zh) * 2022-08-26 2024-02-29 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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Publication number Publication date
WO2020082394A1 (zh) 2020-04-30
US20210243813A1 (en) 2021-08-05
US12004219B2 (en) 2024-06-04
EP3869900A1 (en) 2021-08-25
EP3869900A4 (en) 2021-12-15

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