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基于IEEE1588的时钟同步技术及其应用
引用本文:袁振华,董秀军,刘朝英.基于IEEE1588的时钟同步技术及其应用[J].计算机测量与控制,2006,14(12):1726-1728.
作者姓名:袁振华  董秀军  刘朝英
作者单位:1. 北京航天测控公司,北京,100037;河北科技大学,电气信息学院,河北,石家庄,050054
2. 北京航天测控公司,北京,100037
3. 河北科技大学,电气信息学院,河北,石家庄,050054
摘    要:叙述了IEEE1588时钟同步协议的产生与发展,介绍基于IEEE1588时钟同步技术实现分布式网络化测试系统精确时钟同步的原理和方法;通过列举一些公司对IEEE1588技术的具体应用,给出基于Intel IXP46X的时钟同步网卡原理图及具体应用实例。最后阐明IEEE1588精确时钟同步技术可以实现整个系统的高精度时钟同步,可以有效解决分布式测控系统的实时性问题,可以有效改善和提高系统的测控精度。

关 键 词:分布式系统  以太网  网络延迟  时钟同步
文章编号:1671-4598(2006)12-1726-03
收稿时间:2006-10-12
修稿时间:2006-11-05

Precise Time Synchronization Technology and Application Based on IEEE1588
Yuan Zhenhua,Dong Xiujun,Liu Chaoying.Precise Time Synchronization Technology and Application Based on IEEE1588[J].Computer Measurement & Control,2006,14(12):1726-1728.
Authors:Yuan Zhenhua  Dong Xiujun  Liu Chaoying
Abstract:The bringing and progressing about IEEE1588 precise time synchronization protocol are described,the principle and methods that achieving distributed networking measurement system precise time synchronization based on IEEE1588 technology are introduced.By giving some example about IEEE1588 application in some companies,the principal diagram of the precise time synchronization network card and the specific application example are presented.Finally, it illuminates that IEEE1588 lock synchronization technology can realize high precision clock synchronization of whole system and solve effectively real-time of distributed networking measurement system,and also can reform and improve measurement & control precision of system.
Keywords:distributed system    Ethernet  network delay  time synchronization
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