CN111801980A - 一种基于非授权频谱的同步方法及设备 - Google Patents

一种基于非授权频谱的同步方法及设备 Download PDF

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Publication number
CN111801980A
CN111801980A CN201880090633.2A CN201880090633A CN111801980A CN 111801980 A CN111801980 A CN 111801980A CN 201880090633 A CN201880090633 A CN 201880090633A CN 111801980 A CN111801980 A CN 111801980A
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channels
data
bandwidth
guard interval
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CN201880090633.2A
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English (en)
Inventor
张武荣
李振宇
南杨
韩金侠
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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, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]

Abstract

本申请实施例公开了一种基于非授权频谱的同步方法及设备，涉及通信领域，能够有效地减小终端设备接入网络的时延，并提高系统覆盖能力。具体方案为：基于非授权频谱资源，在频域上采用固定信道发送同步信号和广播信息；固定信道占用N个信道，N个信道相邻，N个信道中每个信道的带宽为第一带宽，N为大于或等于2的正整数；在时域上的时间单元中，同步信号和广播信息占用的时长为T1，T1小于预设时长。本申请实施例用于同步过程中。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 (25)

  1. PCT国内申请，权利要求书已公开。
CN201880090633.2A 2018-03-05 2018-03-05 一种基于非授权频谱的同步方法及设备 Pending CN111801980A (zh)

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PCT/CN2018/078062 WO2019169538A1 (zh) 2018-03-05 2018-03-05 一种基于非授权频谱的同步方法及设备

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CN111801980A true CN111801980A (zh) 2020-10-20

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WO (1) WO2019169538A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023207734A1 (zh) * 2022-04-29 2023-11-02 华为技术有限公司 通信方法、装置及系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113346976B (zh) * 2020-03-02 2024-04-12 华为技术有限公司 一种频谱资源配置的方法、网络设备和系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160006546A1 (en) * 2013-02-01 2016-01-07 Lg Electronics Inc. Method and apparatus for allocating resources for reference signal in wireless communication system
US20160262165A1 (en) * 2013-11-12 2016-09-08 Lg Electronics Inc. Method for transmitting interference information and device for same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104917597B (zh) * 2014-03-13 2018-11-23 上海朗帛通信技术有限公司 一种非授权频谱上的传输方法和装置
CN106304346B (zh) * 2015-05-15 2019-07-19 电信科学技术研究院 一种同步信号的发送、接收方法及装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160006546A1 (en) * 2013-02-01 2016-01-07 Lg Electronics Inc. Method and apparatus for allocating resources for reference signal in wireless communication system
US20160262165A1 (en) * 2013-11-12 2016-09-08 Lg Electronics Inc. Method for transmitting interference information and device for same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEC: "《3GPP TSG RAN WG1 Meeting #87 R1-1611716》", 2 November 2016 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023207734A1 (zh) * 2022-04-29 2023-11-02 华为技术有限公司 通信方法、装置及系统

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Application publication date: 20201020