Project supported by the National Natural Science Foundation of China(Grant Nos.61573059,61401340,and 61172138);the Natural Science Basic Research Plan in Shaanxi Province of China(Grant No.2016JM6035);the Fundamental Research Funds for the Central Universities,China(Grant No.JB161303)
In quantum key distribution(QKD), the times of arrival of single photons are important for the keys extraction and time synchronization. The time-of-arrival(TOA) accuracy can affect the quantum bit error rate(QBE...
Project supported by the National Natural Science Foundation of China(No.61172138);the Fundamental Research Funds for the Central Universities(Nos.K5051302015 and K5051302040);the Natural Science Basic Research Plan in Shaanxi Province of China(No.2013JQ8040);the Research Fund for the Doctoral Program of Higher Education of China(No.20130203120004)
X-ray pulsar navigation(XPNAV) is an attractive method for autonomous navigation of deep space in the future. Currently, techniques for estimating the phase of X-ray pulsar radiation involve the maximization of the ge...
supported by the National Natural Science Foundation of China (61172138);the Open Fund of Key Laboratory of Precision Navigation and Technology,National Time Service Center,CAS (2012PNTT02)
The distribution probability of the photon interarrival time (PIT) without signal initial phases is derived based on the Poisson model of X-ray pulsar signals, and a pulsar signal detection algorithm employing the P...
supported by the National Natural Science Foundation of China(61172138);the Natural Science Basic Research Plan in Shaanxi Province of China(2013JQ8040);the Fundamental Research Funds for the Central Universities(K5051302015;K5051302040)
For global navigation satellite system (GNSS) signals in Gaussian and Rayleigh fading channel, a novel signal detection algorithm is proposed. Under the low frequency uncertainty case, after performing discrete cosi...
supported by the National Natural Science Foundation of China (61172138);the Specialized Research Fund for the Doctoral Program of Higher Education (200807011007);the Natural Science Basic Research Program in Shannxi Province of China (2013JQ8040)
A new iterative algorithm is proposed to reconstruct an unknown sparse signal from a set of projected measurements. Unlike existing greedy pursuit methods which only consider the atoms having the highest correlation w...