新的算法克服了传统算法受地面场景非均匀性和回波信号起伏的影响，大大提高了估计的精度。
The new algorithm obviates the effects of non homogeneity in sight and fluctuations of echoes, and the precision of estimation is improved significantly. These algorithms ar...
起伏不定的信号格，随意就无服务，完全不工作，电话停机——从苹果社区到博客世界，已经是牢骚遍地。
Fluctuating bars of service, random outages, not running entirely, shutting down the phone - the complaints on the Apple forums and throughout the blogosphere have ranged pretty extensively.
相对于一般的通信系统而言，低轨卫星通信系统具有信号动态范围大，多普勒频移大且变化速度快，信道起伏剧烈等特点。
LEO satellite communication system has the properties of larger power dynamic range, larger and faster changed doppler frequency shift and rapid fluctuation compared to ordinary communication system.
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