低轨宽带卫星互联网支持高动态空间飞行器应用研究

Application Research of High Mobility Spacecraft Based on Low Earth Orbit Broadband Satellite Internet

针对高动态空间飞行器大航程、高动态等飞行运动特征和高速通信应用需求,提出基于低轨宽带卫星互联网支持高动态空间飞行器应用的设计方案,包括系统体系架构、卫星载荷波束、高动态接入、空间链路预算、平台终端架构等,重点分析和验证动态适应性、卫星切换和连续通信服务等关键问题,为进一步的终端研制和飞行试验打下基础,对基于低轨宽带卫星互联网的高动态空间飞行器管控和通信应用的工程实现具有重要参考意义。

For the high rate communication demand in long range and high dynamic environment based on LEO broadband satellite internet,the design of system structure,payload beam form,high dynamic access process,satellite link budget and terminal architecture were proposed to support the dual communication of high mobility spacecraft.Also,the key problem of dynamic adaptability and continuous communication when satellite switching were analyzed,laid a foundation for the terminal research and development,the flight test of high mobility spacecraft,etc.The result was consultant significance for future engineering implementation to the management and control of high mobility spacecraft based on LEO broadband satellite internet.