【摘要】 在介绍卫星定位监控系统网络组成的基础上，详细论述了应用于该系统的一套通信协议。为解决信道共享访问问题，设计了一种分组邀请定时访问信道存取方法，取得了很好的应用效果。更多还原

【Abstract】 This paper discusses a suit of protocols that is applicable to the GPS monitoring system in details based on the introduction of the network compose. In order to solve the problem of the sharing access to the communication channel, a channel accessing method called visiting on time by inviting on group (VTBIG) is designed, the method takes out good effect in application.更多还原