BRPI0923738A2 - "método para selecionar fonte de relógio em rede de hierarquia digital sincrona". - Google Patents

"método para selecionar fonte de relógio em rede de hierarquia digital sincrona".

Info

Publication number
BRPI0923738A2
BRPI0923738A2 BRPI0923738A BRPI0923738A BRPI0923738A2 BR PI0923738 A2 BRPI0923738 A2 BR PI0923738A2 BR PI0923738 A BRPI0923738 A BR PI0923738A BR PI0923738 A BRPI0923738 A BR PI0923738A BR PI0923738 A2 BRPI0923738 A2 BR PI0923738A2
Authority
BR
Brazil
Prior art keywords
clock source
synchronous digital
digital hierarchy
hierarchy network
selecting clock
Prior art date
Application number
BRPI0923738A
Other languages
English (en)
Inventor
Rui Gao
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 BRPI0923738A2 publication Critical patent/BRPI0923738A2/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
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
    • H04J3/0688—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)
BRPI0923738A 2009-06-25 2009-12-31 "método para selecionar fonte de relógio em rede de hierarquia digital sincrona". BRPI0923738A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2009101486764A CN101931524A (zh) 2009-06-25 2009-06-25 一种同步数字传输网的时钟源选择方法
PCT/CN2009/076310 WO2010148622A1 (zh) 2009-06-25 2009-12-31 一种同步数字传输网的时钟源选择方法

Publications (1)

Publication Number Publication Date
BRPI0923738A2 true BRPI0923738A2 (pt) 2016-01-19

Family

ID=43370461

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0923738A BRPI0923738A2 (pt) 2009-06-25 2009-12-31 "método para selecionar fonte de relógio em rede de hierarquia digital sincrona".

Country Status (5)

Country Link
US (1) US8824332B2 (pt)
EP (1) EP2383930A4 (pt)
CN (1) CN101931524A (pt)
BR (1) BRPI0923738A2 (pt)
WO (1) WO2010148622A1 (pt)

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US20120185444A1 (en) * 2011-01-14 2012-07-19 Sparkes Andrew Clock Monitoring in a Data-Retention Storage System
CN102497311B (zh) * 2011-12-06 2016-08-31 华为技术有限公司 在sdh/sonet电路仿真中发送/接收段开销的方法、装置及传输系统
CN103580767B (zh) * 2012-08-01 2016-10-12 中国移动通信集团公司 一种无线通信网时钟同步方法、装置及网元
CN103716106B (zh) 2012-09-28 2017-08-29 华为技术有限公司 时钟同步方法、系统及设备
CN102868516A (zh) * 2012-10-09 2013-01-09 盛科网络（苏州）有限公司 同步以太网中时钟信息分发的方法和装置
US9078050B2 (en) 2012-12-28 2015-07-07 Elster Solutions, Llc Techniques for clock recovery in a mobile information collection network following a power outage
US9973601B2 (en) * 2013-03-15 2018-05-15 Avago Technologies General Ip (Singapore) Pte. Ltd. Fault tolerant clock network
US9363261B2 (en) * 2013-05-02 2016-06-07 Sync-N-Scale, Llc Synchronous timestamp computer authentication system and method
CN106160908B (zh) * 2015-04-23 2018-09-11 深圳市恒扬数据股份有限公司 两阶可编程电信级时钟树电路
CN106788837B (zh) * 2016-11-11 2018-12-28 国家电网公司 一种sdh网络时钟分析方法、分析器和分析系统
CN108134644B (zh) * 2016-12-01 2019-10-22 中国移动通信有限公司研究院 同步方法、装置、同步设备及系统
CN108632980B (zh) * 2017-03-23 2019-12-20 电信科学技术研究院 一种同步方法及终端
CN107872414B (zh) * 2017-12-01 2020-07-14 珠海亿智电子科技有限公司 一种用于bpsk信号解调的新型鉴相器
CN116074871A (zh) * 2019-11-29 2023-05-05 华为技术有限公司 一种时钟故障定位方法和网络设备
CN111130679B (zh) * 2019-12-19 2021-10-26 中信科移动通信技术股份有限公司 一种用于解决同步以太网时钟成环的方法及系统
CN111447673B (zh) * 2020-04-03 2022-06-10 南京大鱼半导体有限公司 无线自组网的同步方法、装置、存储介质及其节点
CN112073038B (zh) * 2020-09-08 2022-04-01 新港海岸(北京)科技有限公司 一种硬件可编程的时钟切换方法、装置及系统
CN113904748A (zh) * 2021-09-24 2022-01-07 济南浪潮数据技术有限公司 一种时钟同步方法、系统、设备以及介质
US12199746B2 (en) * 2022-10-19 2025-01-14 Google Llc Mechanism for precise time synchronization in a datacenter network

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JP3681225B2 (ja) * 1996-07-31 2005-08-10 富士通株式会社 シンクロナイゼイション・メッセージ送信装置
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CN1112783C (zh) 2000-11-06 2003-06-25 深圳市中兴通讯股份有限公司 一种实现数字传输组网中时钟链路自动保护的方法
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CN101299749B (zh) * 2007-04-30 2011-12-07 华为技术有限公司 网络间的时钟传递方法和时钟传递装置
CN101159533A (zh) * 2007-11-06 2008-04-09 中兴通讯股份有限公司 一种分组传送网中时钟链路自动保护的方法

Also Published As

Publication number Publication date
US20120087453A1 (en) 2012-04-12
US8824332B2 (en) 2014-09-02
EP2383930A4 (en) 2017-06-07
CN101931524A (zh) 2010-12-29
EP2383930A1 (en) 2011-11-02
WO2010148622A1 (zh) 2010-12-29

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06U Preliminary requirement: requests with searches performed by other patent offices: suspension of the patent application procedure
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04L 7/00

Ipc: H04J 3/06 (1968.09)

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements