The design principles, technical terminal equipment and the implementation of the LEO satellite - based mobile communications system are described in this article.

本文介绍全球星低轨移动卫星通信系统的设计思想、技术体系和终端设备以及目前的实施情况。

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The new sequences can be used as the scramblers and descramblers in digital microwave communications as well as optical fiber, satellite and mobile communications.

这种新序列可用于数字微波、光纤、卫星、移动通信中作为扰码器或加密器。

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This software has interfaces friendly and a lot of map operations. It is good for the constellation design, simulation and demo of mobile satellite communications system in military or in civil USES.

该软件界面友好，具有丰富的地图操作内容，是军用及民用卫星移动通信系统星座设计仿真、演示的有效工具。

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Inmarsat of London is the big daddy of mobile satellite communications services, and there are few more successful satellite TV companies in the world than British Sky Broadcasting.

BBC: Space ticks the boxes for UK plc

Of the four mobile satellite services companies now active, two, Iridium and ICO Global Communications, are in bankruptcy proceedings.

FORBES: Down To Earth