通过几种多址方式的比较，选出最适合于高性能、低价格卫星数据通信系统的优越方案。
By comparing several multiple access modes, an optimal scheme is chosen which is suitable for a cost-effective satellite data communication system.
本文简要介绍了国际海事卫星通信系统(INMARSAT)，重点对该系统的移动数据通信业务及其应用进行了探讨。
This paper gives a brief introduction on the INMARSAT system with the mobile data communication service of the system and its application being discussed in detail.
智能公共交通系统是将信息、数据通信、电子控制、卫星定位、计算机网络等科学技术应用于整个公共交通系统中。
The public transport intelligent management system is such a system with application of advanced techniques of information, electronic control, GPS and computer network.
基于该系统的研究，今后民用卫星直播业务、卫星数据通信业务有望扩展到移动载体上。
Based on the systematic study in the future of civil satellite broadcast operations, satellite data communications business is expected to extend to the mobile carrier.
基于该系统的研究，今后民用卫星直播业务、卫星数据通信业务有望扩展到移动载体上。
Based on the systematic study in the future of civil satellite broadcast operations, satellite data communications business is expected to extend to the mobile carrier.
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