Necessity and Reliability Analyses of SDH Network Synchronization

Wu Sanming Mao Qian

doi:10.13756/j.gtxyj.1996.01.005

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Necessity and Reliability Analyses of SDH Network Synchronization

- Necessity and Reliability Analyses of SDH Network Synchronization
- Study on Optical communication Issue 1, Pages: 7-13(1996)
- 作者机构：
  
  武汉邮电科学研究院
- 作者简介：
- 基金信息：
- DOI：10.13756/j.gtxyj.1996.01.005
  CLC： TN914.332
- Published：1996，
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[1]吴三明,毛谦.SDH网同步的必要性和可靠性分析[J].光通信研究,1996(01):7-13.

Wu Sanming Mao Qian. Necessity and Reliability Analyses of SDH Network Synchronization. [J]. (1):7-13(1996)
[1]吴三明,毛谦.SDH网同步的必要性和可靠性分析[J].光通信研究,1996(01):7-13. DOI： 10.13756/j.gtxyj.1996.01.005.

Wu Sanming Mao Qian. Necessity and Reliability Analyses of SDH Network Synchronization. [J]. (1):7-13(1996) DOI： 10.13756/j.gtxyj.1996.01.005.

摘要

概述了 SDH 光同步数字传输网的网同步的特点。并通过 PDH 和 SDH 对比

论述了基于指针调整机制的 SDH 网同步的必要性。文中还分析了 SDH 网同步的可靠性

介绍了提高 SDH 网同步可靠性的同步状态消息技术。

Abstract

This article introduces the characteristices of network synchronization on SDH optical digital transport network.Comparing to PDH system

the necessity of SDH network synchronization is discussed.The paper also analyses the reliability of SDH network synchronization and gives a messaging technique of synchronization status which is subject to improve reliability of SDH network synchronization.

关键词

网同步指针调整同步状态消息

Keywords

network synchronizationpointer justificationsynchronization status message

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Timing synchronization of transport networks and time synchronization of Internet

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Wuhan Research Institute of Posts and Telecommunications

武汉邮电科学研究院湖北武汉　430074

Postal code：430205
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