BR112014004559A2 - método e dispositivo para sincronização de relógio - Google Patents

método e dispositivo para sincronização de relógio

Info

Publication number
BR112014004559A2
BR112014004559A2 BR112014004559A BR112014004559A BR112014004559A2 BR 112014004559 A2 BR112014004559 A2 BR 112014004559A2 BR 112014004559 A BR112014004559 A BR 112014004559A BR 112014004559 A BR112014004559 A BR 112014004559A BR 112014004559 A2 BR112014004559 A2 BR 112014004559A2
Authority
BR
Brazil
Prior art keywords
clock synchronization
synchronization
clock
Prior art date
Application number
BR112014004559A
Other languages
English (en)
Inventor
Wang Bin
Xia Liang
Original Assignee
Zte Corp
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.)
Filing date
Publication date
Application filed by Zte Corp filed Critical Zte Corp
Publication of BR112014004559A2 publication Critical patent/BR112014004559A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0667—Bidirectional timestamps, e.g. NTP or PTP for compensation of clock drift and for compensation of propagation delays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0641—Change of the master or reference, e.g. take-over or failure of the master

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
BR112014004559A 2011-09-01 2012-07-19 método e dispositivo para sincronização de relógio BR112014004559A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110256492.7A CN102291232B (zh) 2011-09-01 2011-09-01 一种时钟同步方法及装置
PCT/CN2012/078883 WO2013029441A1 (zh) 2011-09-01 2012-07-19 一种时钟同步方法及装置

Publications (1)

Publication Number Publication Date
BR112014004559A2 true BR112014004559A2 (pt) 2017-06-13

Family

ID=45337357

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014004559A BR112014004559A2 (pt) 2011-09-01 2012-07-19 método e dispositivo para sincronização de relógio

Country Status (5)

Country Link
EP (1) EP2738971B1 (pt)
CN (1) CN102291232B (pt)
BR (1) BR112014004559A2 (pt)
RU (1) RU2583847C2 (pt)
WO (1) WO2013029441A1 (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102291232B (zh) * 2011-09-01 2017-04-12 中兴通讯股份有限公司 一种时钟同步方法及装置
CN102752065B (zh) * 2012-06-29 2015-09-09 华为技术有限公司 一种时间同步方法及系统
CN102983960A (zh) * 2012-12-06 2013-03-20 盛科网络（苏州）有限公司 Ptp中实现快速同步切换的方法及装置
CN105024798A (zh) * 2014-04-28 2015-11-04 中兴通讯股份有限公司 一种时间同步的方法及装置
CN106452648B (zh) * 2014-06-26 2019-08-02 青岛海信移动通信技术股份有限公司 一种时间同步方法和通信终端
CN104579534B (zh) * 2014-12-31 2017-10-10 北京东土科技股份有限公司 一种sdh网络中的时钟同步方法及系统
CN105515752B (zh) * 2015-12-07 2018-04-20 中国航空工业集团公司西安航空计算技术研究所 一种消除网络时钟偏差的数据同步方法
CN106911414A (zh) * 2015-12-22 2017-06-30 中兴通讯股份有限公司 时钟同步方法和装置
CN105577311A (zh) * 2015-12-25 2016-05-11 中国南方电网有限责任公司电网技术研究中心 被授时设备1588自适应对时方法与系统
CN106936529B (zh) * 2017-02-28 2018-12-07 南方电网科学研究院有限责任公司 用于并行冗余协议网络中的时钟输出控制方法和系统
CN107070579A (zh) * 2017-05-16 2017-08-18 中国船舶重工集团公司第七0九研究所 三级时间服务器控制与容错方法
CN107342831B (zh) * 2017-06-07 2019-02-26 北京东土军悦科技有限公司 一种主定时源确定方法及装置
JP7301689B2 (ja) * 2019-09-13 2023-07-03 株式会社東芝 Ｐｔｐメッセージ選択方法およびプログラム、ならびにｐｔｐスレーブ装置
TWI748902B (zh) * 2020-05-19 2021-12-01 瑞昱半導體股份有限公司 用於無縫精確時間協定的控制方法以及時間感知橋接裝置
CN112867132B (zh) * 2020-12-27 2022-07-15 卡斯柯信号有限公司 一种基于ptp的多链路时延抖动优化方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2133489C1 (ru) * 1997-07-09 1999-07-20 Акционерное общество закрытого типа Фирма "Котлин" Система формирования временных поправок по сигналам спутниковой радионавигационной системы к шкалам времени пространственно разнесенных пунктов
CN101686093A (zh) * 2008-09-28 2010-03-31 大唐移动通信设备有限公司 传输网时钟同步的方法、设备及系统
CN101729180A (zh) * 2008-10-21 2010-06-09 华为技术有限公司 精准时钟同步方法及系统、精准时钟频率/时间同步装置
US20100150288A1 (en) * 2008-12-17 2010-06-17 Miao Zhu Synchronization of Low Noise Local Oscillator using Network Connection
WO2010115151A1 (en) * 2009-04-03 2010-10-07 Schweitzer Engineering Laboratories, Inc. Fault tolerant time synchronization
CN102123024B (zh) * 2011-03-17 2015-06-03 中兴通讯股份有限公司 一种时钟源设备切换选择方法、系统及装置
CN102291232B (zh) * 2011-09-01 2017-04-12 中兴通讯股份有限公司 一种时钟同步方法及装置

Also Published As

Publication number Publication date
WO2013029441A1 (zh) 2013-03-07
CN102291232B (zh) 2017-04-12
EP2738971B1 (en) 2016-09-21
RU2583847C2 (ru) 2016-05-10
EP2738971A1 (en) 2014-06-04
EP2738971A4 (en) 2015-01-28
CN102291232A (zh) 2011-12-21
RU2014112233A (ru) 2015-10-10

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]