CN105745978A - 时间同步方法、装置及通信系统 - Google Patents

时间同步方法、装置及通信系统 Download PDF

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CN105745978A
CN105745978A CN201480033323.9A CN201480033323A CN105745978A CN 105745978 A CN105745978 A CN 105745978A CN 201480033323 A CN201480033323 A CN 201480033323A CN 105745978 A CN105745978 A CN 105745978A
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signal
frame number
wireless communication
time
debugging
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CN105745978B (zh
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谷扬
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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
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements

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

Abstract

本发明公开了一种时间同步方法、装置及通信系统，该方法包括：第二无线通信设备获取第一无线通信设备通过传输路径发送的第一秒信号的第一帧号；获取第一秒信号所属的调试信号组的参考接收时间；第二无线通信设备根据第一秒信号的参考帧号，确定目标参考帧号；记录接收到目标参考帧号对应的第二秒信号的参考接收时间，根据接收调试信号组的接收间隔、第一秒信号的参考接收时间及第二秒信号的参考接收时间，确定第二秒信号的参考接收时间相对于第二秒信号的发送时间的时延；第二无线通信设备根据时延，对第二秒信号的参考接收时间进行补偿，得到与第二秒信号的发送时间同步的接收时间，从而同步的时间更为精准。

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。
CN201480033323.9A 2014-10-29 2014-10-29 时间同步方法、装置及通信系统 Active CN105745978B (zh)

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PCT/CN2014/089772 WO2016065548A1 (zh) 2014-10-29 2014-10-29 时间同步方法、装置及通信系统

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CN105745978A true CN105745978A (zh) 2016-07-06
CN105745978B CN105745978B (zh) 2019-05-24

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WO (1) WO2016065548A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108012320B (zh) * 2016-10-28 2021-06-18 中兴通讯股份有限公司 一种实现基站空口同步的方法、装置及系统

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1182990A (zh) * 1997-10-05 1998-05-27 北京信威通信技术有限公司 同步码分多址通信链路的建立和保持方法
CN1716949A (zh) * 2004-07-02 2006-01-04 大唐电信科技股份有限公司 时间同步网络的组网实现方法
CN101132222A (zh) * 2006-08-22 2008-02-27 上海贝尔阿尔卡特股份有限公司 网关设备、基站设备、通信网络和同步方法
WO2010076090A1 (en) * 2009-01-05 2010-07-08 Alcatel Lucent Method for transmitting uplink data in a communications system
US20130003716A1 (en) * 2010-03-03 2013-01-03 Panasonic Corporation Corporation Compact base station apparatus and frame timing difference information acquiring method
CN103037431A (zh) * 2011-09-30 2013-04-10 中兴通讯股份有限公司 一种多载波系统中基于载波分组的测量方法及装置
CN103874153A (zh) * 2014-03-06 2014-06-18 华为技术有限公司 一种控制方法和基站

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102045830B (zh) * 2009-10-20 2013-04-17 中国移动通信集团公司 一种空口同步方法和装置及系统
CN103369591B (zh) * 2012-04-05 2016-03-02 中兴通讯股份有限公司 同步误差的调整方法及系统
JP5978861B2 (ja) * 2012-08-31 2016-08-24 富士通株式会社 通信装置及び通信方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1182990A (zh) * 1997-10-05 1998-05-27 北京信威通信技术有限公司 同步码分多址通信链路的建立和保持方法
CN1716949A (zh) * 2004-07-02 2006-01-04 大唐电信科技股份有限公司 时间同步网络的组网实现方法
CN101132222A (zh) * 2006-08-22 2008-02-27 上海贝尔阿尔卡特股份有限公司 网关设备、基站设备、通信网络和同步方法
WO2010076090A1 (en) * 2009-01-05 2010-07-08 Alcatel Lucent Method for transmitting uplink data in a communications system
US20130003716A1 (en) * 2010-03-03 2013-01-03 Panasonic Corporation Corporation Compact base station apparatus and frame timing difference information acquiring method
CN103037431A (zh) * 2011-09-30 2013-04-10 中兴通讯股份有限公司 一种多载波系统中基于载波分组的测量方法及装置
CN103874153A (zh) * 2014-03-06 2014-06-18 华为技术有限公司 一种控制方法和基站

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CN105745978B (zh) 2019-05-24

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