Multi-beam antenna is a key technology in the satellite mobile communication system.
多波束天线技术是卫星移动通信系统中的关键技术之一。
LEO satellite mobile communication system has become an important branch of global mobile communications system since it proposed.
低轨卫星移动通信系统自从提出以来就成为全球移动通信系统的一个重要分支。
The satellite mobile communication system, which is the emphasis of the academic research, is the most significant portion of the 3G communication system.
阐述了卫星通信的概况以及卫星移动通信系统的分类，重点介绍了低轨卫星移动通信系统的组成及其关键技术。
The excellent location management scheme can reduce the system cost and improve the performance of the Low Earth Orbit Satellite Mobile Communication system.
低轨卫星移动通信系统中，高效的位置管理方案可以降低系统开销并且能够保证网络系统的性能。
This paper compares the ground mobile communication system and LEO satellite mobile communication system, then designs a CAC for LEO satellite communication system.
本文通过对比地面移动通信系统和低轨卫星移动通信系统，为低轨卫星通信系统设计了一种呼叫接入控制策略。
Terminal location update rate (LUR) is a very important index of Marine satellite mobile communication system, which affects the performance of whole system violently.
终端位置更新速率又是卫星通信系统终端位置管理的重要指标，直接影响到海上卫星移动通信系统的性能。
To reduce the LEO satellite mobile communication systems rely on ground mobile communication system, LEO satellite mobile communication systems must be introduced ISLs.
为了降低卫星移动通信系统对地面移动通信系统的依赖，系统必须引入星际链路。
By emulating the global traffic service through a LEO satellite mobile communication system under different access schemes, the performance of the networks are analyzed.
并参照某实际系统参数，对不同接入方案准则下的全球话务服务进行了系统仿真，得到了相应的系统性能参数。
Orthogonal frequency division multiplex (OFDM) is suitable for Broadband-satellite mobile communication system with the advantage of robustness to muti-path and high bandwidth efficiency.
正交频分复用(OFDM)技术具有抗多径衰落，频谱利用率高等优点，适合于在宽带卫星通信这种无线环境下进行高速传输。
By analyzing several typical interstellar routing algorithms, consider the dynamic factors of the LEO satellite mobile communication system, design a minimum user delay dynamic routing algorithm.
通过分析几种典型的星际路由算法，考虑系统的动态因素，为系统设计了一种基于最小用户延时的动态星际路由算法。
Handoff is an important part of mobile management in LEO satellite communication system.
切换是LEO卫星移动通信系统中移动性管理的一个重要组成部分。
The paper introduces the land mobile satellite communication system (LMSS) and its channel transmission performance and features.
本文阐述陆地移动卫星通信系统(LMSS)及其信道传输的性能和特点。
A new method, gadient algorithm, is put forward to replace the laser gyroscope for the antenna autotracking system of the mobile satellite communication earth station.
某些移动卫星通信天线自动跟踪系统采用激光陀螺进行跟踪，但激光陀螺跟踪有其不足之处。
Spread Spectrum technique is widely used in digital cell-phone mobile communication system, satellite mobile communication, inside wireless communication and future personal communication.
扩频技术在数字蜂窝移动通信系统、卫星移动通信、室内无线通信和未来的个人通信中被广泛采用。
This paper introduces the present and future of Global mobile Satellite communication system. IRIDIUM system is also introduced.
本文介绍全球移动卫星通信系统的现状、种类及其将来的发展趋势。对“铱”星系统也作了介绍。
This paper propose the new development of S-ALOHA technique used in mobile satellite communication system.
本文主要介绍近年来，时隙aloha技术在移动卫星通信中的一些新的发展趋势。
Wideband satellite communication system that based on the satellite - based Routing and Switching system is an important pattern of future mobile communication system.
基于星上路由交换技术的宽带卫星通信系统一直是未来移动通信系统的重要组成部分。
Firstly, the paper has an overview of mobile satellite communication system, analyzes its character and the peculiarity compared with terrestrial wireless system.
本文首先对移动卫星通信系统进行了概括性的介绍，分析了移动卫星通信系统的特点及与一般移动通信系统的相比的特殊性。
Firstly, the paper has an overview of mobile satellite communication system, analyzes its character and the peculiarity compared with terrestrial wireless system.
本文首先对移动卫星通信系统进行了概括性的介绍，分析了移动卫星通信系统的特点及与一般移动通信系统的相比的特殊性。
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