Yu-Mei Zhao

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To reach a compromise between efficient dynamic performance and high tracking accuracy of carrier tracking loop in high-dynamic circumstance which results in large Doppler frequency and Doppler rate, a tracking loop structure aided by the estimation of Doppler rate is proposed in this paper. First, the instant self-correlation function is used for a process(More)
—The construction of communication network project is a process with a great amount of investment, long period, high technical requirement and complex system. Unknown factors, random factors and fuzzy factors are abound in the process and are changing constantly, the resulting risk directly threatens the successful implementation of project. The risk of(More)
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