Through the analysis of today's mobile satellite communication systems, it is found that not only the direction, but also the relative distance of the ISL are periodical.
通过对现有的卫星移动通信系统星间链路的分析发现,不但卫星移动通信系统星间链路的指向具有周期性变化的特性,而且星间链路的相对距离也在周期性变化。
Two kinds of vehicle synchronous orbiting satellite mobile communication systems are introduced.
介绍国内两种车载同步轨道卫星移动通信系统。
In MEO satellite mobile communication systems, the confirmation of cell dwell duration' s distribution is very important to constitute handoff str ategies properly.
在MEO卫星移动通信系统中,确定小区驻留时间分布对于合理地规划切换策略具有十分重要的意义。
The multi-channel sharing technique has already been widely applied to communication field such as satellite communication, mobile communication and other type of communication systems.
多信道共用技术已经广泛应用于卫星通信、移动通信、以及其它类型的通信系统。
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。
It is necessary to integrate the LEO satellite communication systems and terrestrial mobile communication systems for improving the capacity and efficiency, achieving global seamless coverage.
为了提高移动通信系统的容量和效率、实现全球无缝覆盖,必须实现低轨卫星移动通信系统与地面通信系统之间的有机综合。
Through OPNET simulation, show that the dynamic routing algorithm has a smaller interstellar delay, to meet the LEO satellite mobile communication systems.
通过在OPNET中仿真验证,该动态星际路由算法具有较小的用户通话时延,能够满足低轨移动通信系统的需求。
Through OPNET simulation, show that the dynamic routing algorithm has a smaller interstellar delay, to meet the LEO satellite mobile communication systems.
通过在OPNET中仿真验证,该动态星际路由算法具有较小的用户通话时延,能够满足低轨移动通信系统的需求。
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