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.

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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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