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.

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。

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The Act compels communication service providers to keep data for up to 12 months.

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Cox Communication used GIS software from MapInfo to combine data about its customers, service offerings and broad demographics to figure out what products to market where and even where to build its networks next.

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