论文部分内容阅读
移动通信的现状与发展趋向王朝晖移动通信是指移动体之间或移动体与固定体之间的信息交换。从应用方面可划分为专用移动通信网和公用移动通信网。专用移动通信网ＰＲＭＳ（ＰｒｉｖａｔｅＭｏｂ！ｅＲａ山。动ｓｔｅｍ）是指某一部门内部业务使用的移动通信网。它早期采用...
Current Situation and Development Trend of Mobile Communication Wang Zhaohui Mobile communication refers to the exchange of information between moving bodies or between moving bodies and fixed bodies. From the application can be divided into dedicated mobile communication network and public mobile communication network. The private mobile communication network PRMS (Private Mobility) is a mobile communication network used by an internal business of a department. It used early ...