目前国外卫星通信系统特点及发展趋势

Eatures of Current Foreign Satellite Communication Systems and Their Developing Trend

文章分析归纳了国外卫星通信的设计思路、比较分析了国外主要商用卫星通信系统的特点和新一代卫星通信系统的发展趋势。同时对各类美军军用卫星通信系统进行了论述，归纳出卫星通信系统的行业技术要点和重点发展方向。

This paper analyzes and summarizes the design idea of foreign satellite communications, compares the features of main kinds of foreign commercial satellite communication systems and the developing trend of the new generation satellite communication system. Mean- while, it illustrates various kinds of the U. S. military satellite communication systems, and sums up technical essentials and key developing trend of satellite communication sys- tem.