The probability density function of the APT system point error is first deduced,and then according to this function,the acquisition probability,tracking error and bit error probability are introduced in detail,which are affected by satellite platform vibration and antenna parameter perturbation in the process of inter-satellit laser communication.
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Its properties are analyzed, such as code efficiency, error Bit rate, power spectrum, the acquisition probability of the first frame marker.
分析了其特性,包括编码效率、误码特性、功率谱、帧同步一次通过捕获特性等。
Firstly, after discussing the acquisition scenarios, acquisition method, and scan pattern in acquisition technique of optical intersatellite communication, the acquisition probability is studied.
在星间光通信捕获技术研究方面,本文对捕获方案,捕获过程,捕获方式以及扫描方式进行了阐述。
Justin Post, an analyst at Merrill Lynch, said recently that Microsoft's "acquisition probability" is now so high that it may soon start pushing up the share prices of eBay and Yahoo!
Justin Post, Merrill Lynch的一位分析师,最近说道,微软的“吞并可能性”是如此之大,从而它将很快推升eBay和Yahoo !的股票价格。
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