【摘要】 时间同步技术的应用越来越广泛，同步精度越来越高。介绍一种利用ＧＰＳ实现分布式数据采集与监控系统高精密时间同步的基本原理，给出了系统级的时间同步程序设计和装置级的时钟同步技术。更多还原

【Abstract】 High precise time synchronization technique is used more and more widely. In this paper, the fundamental principle of realization of high precise time synchronization in distributed SCADA system with GPS is introduced. The time synchronization algorithm in system level and the clock synchronization technique in device level are given.更多还原