CN109076600A - 一种随机接入的通信方法、终端和基站 - Google Patents

一种随机接入的通信方法、终端和基站 Download PDF

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Publication number
CN109076600A
CN109076600A CN201680085408.0A CN201680085408A CN109076600A CN 109076600 A CN109076600 A CN 109076600A CN 201680085408 A CN201680085408 A CN 201680085408A CN 109076600 A CN109076600 A CN 109076600A
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Prior art keywords
random access
terminal
base station
access response
uplink
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CN201680085408.0A
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CN109076600B (zh
Inventor
酉春华
黄曲芳
郭轶
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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
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • 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
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]

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

Abstract

本发明实施例提供一种随机接入的通信方法，包括：终端接收基站发送的随机接入前导信息；终端根据随机接入前导信息，向基站发送随机接入前所述终端接收基站发送的随机接入响应，随机接入响应包括上行异步混合自动重传请求HARQ进程标识，上行异步HARQ进程标识用于终端向基站发送上行数据。本发明实施例提供的通信方法，相对于现有技术，一定程度上能够保证上行数据的及时传输，能够有效提高上行数据的传输可靠性。

Description

PCT国内申请，说明书已公开。

Claims (28)

  1. PCT国内申请，权利要求书已公开。
CN201680085408.0A 2016-05-12 2016-05-12 一种随机接入的通信方法、终端和基站 Active CN109076600B (zh)

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PCT/CN2016/081874 WO2017193337A1 (zh) 2016-05-12 2016-05-12 一种随机接入的通信方法、终端和基站

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US (2) US10798746B2 (zh)
EP (1) EP3451780B1 (zh)
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WO (1) WO2017193337A1 (zh)

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CN113170514A (zh) * 2019-03-22 2021-07-23 Oppo广东移动通信有限公司 一种随机接入方法及装置、终端、网络设备

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US11252783B2 (en) * 2017-11-27 2022-02-15 Telefonaktiebolaget Lm Ericsson (Publ) Systems and methods of communicating between a MAC layer and a PHY layer for transmissions
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CN112956274A (zh) * 2018-10-30 2021-06-11 瑞典爱立信有限公司 用于无线网络中的随机接入的系统和方法
WO2021031016A1 (zh) * 2019-08-16 2021-02-25 Oppo广东移动通信有限公司 信息指示方法、装置、设备及存储介质
WO2021164030A1 (en) * 2020-02-21 2021-08-26 Nokia Shanghai Bell Co., Ltd. Beam failure recovery mechanism
CN112153734A (zh) * 2020-09-29 2020-12-29 北京贝耀信科技有限公司 用于区块链系统的智慧城市大数据信息的传输方法及系统

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CN113170514A (zh) * 2019-03-22 2021-07-23 Oppo广东移动通信有限公司 一种随机接入方法及装置、终端、网络设备

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Publication number Publication date
US10798746B2 (en) 2020-10-06
EP3451780B1 (en) 2022-11-30
WO2017193337A1 (zh) 2017-11-16
EP3451780A4 (en) 2019-04-17
CN109076600B (zh) 2021-09-21
US20190132883A1 (en) 2019-05-02
EP3451780A1 (en) 2019-03-06
CN113891488A (zh) 2022-01-04
US20210007151A1 (en) 2021-01-07

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