CN113940134A - 两步随机接入方法、装置、终端及存储介质 - Google Patents

两步随机接入方法、装置、终端及存储介质 Download PDF

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Publication number
CN113940134A
CN113940134A CN201980097330.8A CN201980097330A CN113940134A CN 113940134 A CN113940134 A CN 113940134A CN 201980097330 A CN201980097330 A CN 201980097330A CN 113940134 A CN113940134 A CN 113940134A
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CN
China
Prior art keywords
message
pdcch
random access
mac
step random
Prior art date
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Pending
Application number
CN201980097330.8A
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English (en)
Inventor
石聪
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
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN202210215307.8A priority Critical patent/CN114466466B/zh
Publication of CN113940134A publication Critical patent/CN113940134A/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
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • 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
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • 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
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H04B7/06964—Re-selection of one or more beams after beam failure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • 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
    • H04W74/0836—Random access procedures, e.g. with 4-step access with 2-step access

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

Abstract

本申请提供了一种两步随机接入方法、装置、设备及介质，涉及无线通信领域，所述方法包括：当基于触发事件触发两步随机接入时，发送消息A，消息A携带有UE的小区无线网络临时标识符C‑RNTI；接收消息B；在消息B满足与所述触发事件对应的条件时，确定所述两步随机接入的冲突解决。本公开可以根据消息B是否满足与触发事件对应的条件，来确定两步随机接入信道的冲突是否解决。使得对于不同的触发事件，UE能够依据不同的冲突解决条件来进行判断是否得到冲突解决，从而提高了两步随机接入过程的接入成功率。解决了UE在每种触发事件所对应的场景具有不同的需求的问题。

Description

PCT国内申请，说明书已公开。

Claims (32)

  1. PCT国内申请，权利要求书已公开。
CN201980097330.8A 2019-08-15 2019-08-15 两步随机接入方法、装置、终端及存储介质 Pending CN113940134A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210215307.8A CN114466466B (zh) 2019-08-15 2019-08-15 两步随机接入方法、装置、终端及存储介质

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/100872 WO2021026919A1 (zh) 2019-08-15 2019-08-15 两步随机接入方法、装置、终端及存储介质

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Publications (1)

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CN113940134A true CN113940134A (zh) 2022-01-14

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CN202210215307.8A Active CN114466466B (zh) 2019-08-15 2019-08-15 两步随机接入方法、装置、终端及存储介质

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Country Link
US (1) US20220124825A1 (zh)
EP (1) EP3975652B1 (zh)
JP (1) JP2022549398A (zh)
KR (1) KR20220046517A (zh)
CN (2) CN113940134A (zh)
WO (1) WO2021026919A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021030982A1 (en) * 2019-08-16 2021-02-25 Qualcomm Incorporated Configurable mode for response to random access message

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10966119B2 (en) * 2015-05-12 2021-03-30 Lg Electronics Inc. Method for transmitting a contention-based PUSCH in a wireless communication system and a device therefor
CN108282899B (zh) * 2017-01-05 2020-03-06 电信科学技术研究院 一种两步竞争随机接入方法和装置
CN108282901B (zh) * 2017-01-06 2019-08-09 电信科学技术研究院 一种随机接入响应方法和装置
KR102394123B1 (ko) * 2017-06-16 2022-05-04 삼성전자 주식회사 차세대 이동 통신 시스템에서 복수 개의 스케쥴링 요청을 전송하는 방법 및 장치
CN109495975A (zh) * 2017-09-11 2019-03-19 北京三星通信技术研究有限公司 随机接入方法、基站设备及用户设备
CN108012329B (zh) * 2017-09-27 2023-11-10 华为技术有限公司 一种寻呼的方法、通信定时的方法和装置
EP3525516B1 (en) * 2018-02-09 2022-08-31 Comcast Cable Communications, LLC Beam failure recovery procedure in carrier aggregation
WO2020168566A1 (zh) * 2019-02-22 2020-08-27 北京小米移动软件有限公司 随机接入过程的消息发送方法、装置、设备及系统
WO2020199014A1 (zh) * 2019-03-29 2020-10-08 富士通株式会社 随机接入响应的接收方法、装置和通信系统

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Publication number Publication date
KR20220046517A (ko) 2022-04-14
US20220124825A1 (en) 2022-04-21
CN114466466B (zh) 2023-06-30
WO2021026919A1 (zh) 2021-02-18
EP3975652A4 (en) 2022-06-22
JP2022549398A (ja) 2022-11-25
CN114466466A (zh) 2022-05-10
EP3975652B1 (en) 2023-12-27
EP3975652A1 (en) 2022-03-30

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