IN2012DN00521A - - Google Patents

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Publication number
IN2012DN00521A
IN2012DN00521A IN521DEN2012A IN2012DN00521A IN 2012DN00521 A IN2012DN00521 A IN 2012DN00521A IN 521DEN2012 A IN521DEN2012 A IN 521DEN2012A IN 2012DN00521 A IN2012DN00521 A IN 2012DN00521A
Authority
IN
India
Prior art keywords
time
synchronization protocol
otn
otn network
network
Prior art date
Application number
Other languages
English (en)
Inventor
Xiaopeng Song
Yan Yuan
Linfeng Wang
Fei Su
Yuan Gu
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 IN2012DN00521A publication Critical patent/IN2012DN00521A/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • 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
    • H04J3/0647—Synchronisation among TDM nodes
    • H04J3/065—Synchronisation among TDM nodes using timestamps
    • 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
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0073—Services, e.g. multimedia, GOS, QOS
    • H04J2203/0082—Interaction of SDH with non-ATM protocols
    • H04J2203/0085—Support of Ethernet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0089—Multiplexing, e.g. coding, scrambling, SONET

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electric Clocks (AREA)
IN521DEN2012 2009-08-14 2009-12-01 IN2012DN00521A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200910162637.XA CN101997669B (zh) 2009-08-14 2009-08-14 光传送网承载时间同步协议时的时间校正方法及系统
PCT/CN2009/075232 WO2011017867A1 (zh) 2009-08-14 2009-12-01 光传送网承载时间同步协议的方法及系统

Publications (1)

Publication Number Publication Date
IN2012DN00521A true IN2012DN00521A (enrdf_load_stackoverflow) 2015-08-21

Family

ID=43585866

Family Applications (1)

Application Number Title Priority Date Filing Date
IN521DEN2012 IN2012DN00521A (enrdf_load_stackoverflow) 2009-08-14 2009-12-01

Country Status (6)

Country Link
EP (1) EP2448168A4 (enrdf_load_stackoverflow)
JP (1) JP5518191B2 (enrdf_load_stackoverflow)
KR (1) KR101290643B1 (enrdf_load_stackoverflow)
CN (1) CN101997669B (enrdf_load_stackoverflow)
IN (1) IN2012DN00521A (enrdf_load_stackoverflow)
WO (1) WO2011017867A1 (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2487836A1 (en) 2011-02-01 2012-08-15 Alcatel Lucent Automatic capture of the network delay components
CN103718483B (zh) * 2011-02-15 2016-09-14 瑞典爱立信有限公司 通信网络中的时间同步的方法
EP2597790A2 (en) * 2012-02-14 2013-05-29 Huawei Technologies Co., Ltd. Delay measurement method and optical transport network device
EP2856673B1 (en) 2012-05-24 2017-10-04 Telefonaktiebolaget LM Ericsson (publ) Distributing clock synchronization information within an optical communications network
US10075258B2 (en) 2012-08-22 2018-09-11 Telefonaktiebolaget Lm Ericsson (Publ) Distributing path delay data in a connection-oriented communications network
CN104782064A (zh) 2012-09-06 2015-07-15 瑞典爱立信有限公司 通过非对称网络的公用公共无线电接口的使用
KR101489402B1 (ko) * 2013-12-27 2015-02-06 현대자동차주식회사 네트워크에서 효율적인 시간 동기화 방법
CN105323030A (zh) * 2014-06-30 2016-02-10 中兴通讯股份有限公司 一种延时补偿的方法及装置
CN105656587B (zh) * 2014-11-12 2019-07-30 中兴通讯股份有限公司 一种实现时隙同步的方法和装置
CN104602141A (zh) * 2015-01-16 2015-05-06 深圳市中兴微电子技术有限公司 一种otn网络中实现时间同步的方法、设备和系统
CN107769878A (zh) * 2016-08-16 2018-03-06 南京中兴新软件有限责任公司 基于光传送网链路的时间同步方法及装置
CN108011773B (zh) * 2016-10-28 2020-08-14 中国电信股份有限公司 时间同步测试方法和装置
CN107070576B (zh) * 2017-03-15 2019-03-01 烽火通信科技股份有限公司 一种在otn设备间实现1588时间同步的系统及方法
WO2019071369A1 (zh) * 2017-10-09 2019-04-18 华为技术有限公司 光网络中数据传输方法及光网络设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1277750C (en) * 1986-02-28 1990-12-11 Harry William Adelmann Time stamping for packet system nodes
JPH07128463A (ja) * 1993-11-08 1995-05-19 Nippon Telegr & Teleph Corp <Ntt> 通信装置の時刻管理方式
US7136388B2 (en) 2002-06-27 2006-11-14 Alcatel Clock synchronization system and method for use in a scalable access node
JP2004199366A (ja) 2002-12-18 2004-07-15 Fujitsu Ltd 時刻設定システム、及び、時刻設定方法
KR20070070299A (ko) * 2005-07-06 2007-07-04 삼성전자주식회사 레지덴셜 이더넷 시스템에서의 시간 동기화 방법
JP5091489B2 (ja) * 2007-01-17 2012-12-05 日本電信電話株式会社 デジタル伝送システムおよびデジタル伝送方法
CN101247169A (zh) * 2007-02-15 2008-08-20 华为技术有限公司 一种在通信网络中实现时间同步的方法和系统以及设备
CN101247168B (zh) * 2007-02-15 2012-04-25 华为技术有限公司 一种时间同步的方法及系统
CN101192913B (zh) * 2007-08-08 2010-12-08 中兴通讯股份有限公司 一种在光传送网络完成时钟同步和时钟倒换的系统和方法
JP2009065579A (ja) * 2007-09-10 2009-03-26 Nec Corp 時刻同期システム、時刻同期方法、ノード及びプログラム
JP5228714B2 (ja) * 2008-09-02 2013-07-03 富士通株式会社 時刻同期方法および中継装置

Also Published As

Publication number Publication date
JP5518191B2 (ja) 2014-06-11
WO2011017867A1 (zh) 2011-02-17
KR101290643B1 (ko) 2013-07-29
JP2013501433A (ja) 2013-01-10
EP2448168A1 (en) 2012-05-02
EP2448168A4 (en) 2017-08-16
CN101997669A (zh) 2011-03-30
CN101997669B (zh) 2015-10-21
KR20120035199A (ko) 2012-04-13

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