本课题目的在于研究适合于星座卫星通信系统的效能评估方法，并分析评估方法的鲁棒性和可信性。
The paper aims to explore evaluation methods that are fit for constellation satellite communication system effectiveness evaluation, and proves the robustness and reliability of them.
通过分析星座卫星通信系统安全预警机制需求，给出了星座卫星通信系统安全预警机制的总体结构。
By analyzing the requirement of security warn mechanism, the general structure about security warn mechanism was presented.
分析了将移动IP技术应用于星座卫星通信系统的优势及直接使用的缺陷，指出引入相关扩展技术的必要性。
This paper first analyses the benefits and shortages of immediately using Mobile IP into a constellation satellite communication and then points out that using its spreading technology is necessary.
该文讨论了使用中轨共地面轨迹星座建立区域覆盖卫星通信系统的优化设计方法。
An optimization design method for implementing regional coverage satellite system with common-track constellation is proposed.
仿真结果表明，该类型星座能够以较少数量的卫星为我国提供良好的覆盖性能，适于我国的区域覆盖卫星通信系统采用。
Simulation results show that the optimal common-track constellation can provide favorable coverage performance to China with fewer satellites, and hence is appro.
仿真结果表明，该类型星座能够以较少数量的卫星为我国提供良好的覆盖性能，适于我国的区域覆盖卫星通信系统采用。
Simulation results show that the optimal common-track constellation can provide favorable coverage performance to China with fewer satellites, and hence is appro.
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