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- mobile satellite network 移动卫星网络
- It refers to the usage of satellite network. 并对卫星网络的使用进行了阐述。
- Mobile satellite networks 移动卫星网络
- It specifies complete mobile satellite communications systems and procures and operates the space segment. Inmarsat对整套卫星移动通信系统制定规范,并负责购置和操作空间部分o
- In addition, the interleaving parameters are provided based on correlation function of the mobile satellite channel. 同时,在研究信道相关的基础上,给出了交织相关参数的设计准则。
- A number of national mobile satellite communications systems also serve the United States, Canada, Australia, and Japan with many more planned. 许多国家的移动卫星通信系统也为美国,加拿大,澳洲和日本提供更多计划服务。
- Hired to track down Knox,Charlie's Angels set their sights on his rival,Roger Corwin,who owns Red Star Systems,the world's largest telecommunications satellite network. 受雇查寻诺克斯的下落,查理的天使们将目光瞄准了他的竞争对手罗杰·科温,他拥有世界上最大的卫星电信网络--红星系统。
- The paper overviews the applications and development prospects of VSAT, mobile satellite communication and advanced satellite communication system. 论文综述了VSAT、移动卫星通信和先进卫星通信系统三个热点,指出了它们的应用情况和发展前景。
- Why are the audio levels on the Euroradio satellite network sometimes very high? (为什么欧洲广播卫星网的音频电平有时会非常高?
- Firstly, this paper introduces how the antenna tracks and the platformcompensates in Mobile Satellite Communication, and some relevant apparatuses. 移动卫星通讯天线跟踪的研究主要集中在天线跟踪方式与稳定平台。
- The performance evaluation on a triple layered LEO/MEO/GEO satellite network is carried out by Petri Net based analysis and software simulation. 基于Petri网模型方法和仿真方法 ;对一种低轨 /中轨 /同步地球轨 (LEO/MEO/GEO)三层卫星网络进行了性能分析 .
- Mobile satellite services(MSS)networks are relayed via satellite between large fixed Earth stations and small mobile terminals fitted to a ship,an aircraft,or a vehicle. 移动卫星服务(MSS)网络通过卫星在大的地面固定电台和安装在船只飞机或是车辆上的小的移动终端之间转播.
- LEO satellite network providing real time multimedia service is a important research direction of satellite communication. 低地球轨道leo(LowEarthOrbit)卫星系统因能够提供多媒体通信服务而成为卫星通信研究的热点 .
- The use of the adaptive robust controller for improving control performance and stability of mobile satellite antenna systems is investigated in this paper. 摘要为了改善移动卫星天线的控制性能和稳定性,本文进行移动卫星天线的自适应鲁棒控制系统的研究。
- New dynamic routing algorithm based on MANET technology in the LEO/MEO satellite network[J].Journal on Communications,2005,26(5):50-56. LEO/MEO卫星网络中运用自组网思想的动态路由算法[J].;通信学报;2005;26(5):50-56
- IP multicast technology is a newly emerged network technology. Satellite network based multicast service is the mainstream service for next generation Internet users. IP组播技术是新兴的网络技术,依托卫星网络的组播业务更是下一代Internet为用户提供的主流服务。
- Adopting Medium Earth Orbit (MEO) constellation is an effective way for this situation Time-dependent constellation for the regional mobile satellite communication systems is proposed in this paper. 采用中轨星座是解决这一问题的有效途径。本文提出了一种用于区域性系统的中轨星座设计方法:“时间决定”星座设计。
- HU Jian-Hao,WU Shi-Qi,LI Le-Min.Performance analysis for LEO/MEO mobile satellite communication systems with intersatellite link[J].ACTA Electronica Sinica,1999,27(11):65-68(in Chinese). [2]胡剑浩;等.;具有星际链路的LEO/MEO卫星移动通信网络性能分析[J]
- Moreover, the communication overhead and the percentage of complete diagnosis (the ratio of the number of ports with diagnosed state to all ports) of the algorithm in a LEO/MEO satellite network were evaluated by simulation. 通过仿真对算法在一种双层LEO/MEO网络中的通信开销和诊断完全率(诊断出状态的网络节点数在网络节点总数中所占百分比)进行深入分析。
- The network protocols and applications of satellite networks need a reliable laboratorial environment for debugging,testing and evaluation purposes. 为了对卫星网络的协议和应用程序进行调试、验证和性能评估,需要提供可靠的实验环境。