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.
国际移动卫星通信系统为用户提供广泛的和日益增加的语音频带数据和传真业务。
The Inmarst system offers the user a large and growing range of voice band data and facsimile services.
CDMA数字蜂窝移动通信系统由于其具有良好的通信性能，已成为近年来国际上研究的热点之一。
CDMA digital cellular mobile system has remarkable communication performance. It has been one of the hottest research topics in recent years.
简要介绍了由我国提交并被国际电联接受的第三代移动通信标准TD-SCDMA系统及其特点。
This paper introduces the 3G standard TDSCDMA system and its characteristic briefly, which is submitted by our nation and had been accepted by ITU.
简要介绍了由我国提交并被国际电联接受的第三代移动通信标准TD-SCDMA系统及其特点。
This paper introduces the 3G standard TDSCDMA system and its characteristic briefly, which is submitted by our nation and had been accepted by ITU.
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