However GSM proved to be a very attractive technology for mobile communications and, since the launce in Europe, GSM has evolved to more or less a global standard.

作为世界上首批全自动蜂窝系统之一（它也可以实现国家间漫游），NMT系统在欧、和澳大利等国家也有应用。

This article introduces the choice of the wireless location system , including the location system based on the mobile station and the network ,and the location system of commixture .

介绍蜂窝系统中无线定位系统的选择,包移动台的定位系统、网络的定位系统以及混合定位系统。