国家自然科学基金(61471322)
[1] Khan N M, Simsim M T, Rapajic P B. A Generalized Model for the Spatial Characteristics of the Cellular Mobile Channel. IEEE Trans Veh Technol, 2008, 57: 22-37 CrossRef Google Scholar
[2] Ai B, Cheng X, Kurner T. Challenges Toward Wireless Communications for High-Speed Railway. IEEE Trans Intell Transp Syst, 2014, 15: 2143-2158 CrossRef Google Scholar
[3] Dongming W, Yu Z, Hao W. An overview of transmission theory and techniques of large-scaleantenna systems for 5G wireless communications. Sci Sin inf Sci, 2016, 46: 3-21 CrossRef Google Scholar
[4] 张渭乐, 殷勤业, 韩玮, 等. 基于Doppler效应的无线传感网络射频干涉定位方法. 中国科学: 信息科学, 2009, 39: 909--917. Google Scholar
[5] Sampath A, Holtzman J M. Estimation of maximum Doppler frequency for handoff decisions. In: Proceedings of the 43rd Vehicular Technology Conference, Secaucus, 1993. Google Scholar
[6] Liu Q, Tsuruta S, Asari K. New Method of Measuring Phase Characteristics of Antenna Using Doppler Frequency Measurement Technique. IEEE Trans Antennas Propagat, 2004, 52: 3312-3318 CrossRef ADS Google Scholar
[7] Beaulieu N C, Toms A S, Pauluzzi D R. Comparison of four SNR estimators for QPSK modulations. IEEE Commun Lett, 2000, 4: 43-45 CrossRef Google Scholar
[8] Baddour K E, Beaulieu N C. Nonparametric Doppler spread estimation for flat fading channels. In: Proceedings of IEEE Wireless Communications and Networking, New Orleans, 2003. Google Scholar
[9] Hua Jingyu , Sheng Bin , You Xiaohu . The Phase Probability Distribution of General Clarke Model and Its Application in Doppler Shift Estimator. Antennas Wirel Propag Lett, 2005, 4: 373-377 CrossRef ADS Google Scholar
[10] Hua J Y, Sheng B, You X H, et al. A scheme for the Doppler shift estimation despite the power control in mobile communication systems. In: Proceedings of the 59th Vehicular Technology Conference, Milan, 2004. Google Scholar
[11] Chengshan Xiao , Mann K D, Olivier J C. Mobile speed estimation for TDMA-based hierarchical cellular systems. IEEE Trans Veh Technol, 2001, 50: 981-991 CrossRef Google Scholar
[12] Dogandzic A, Zhang B. Estimating Jakes' Doppler power spectrum parameters using the whittle approximation. IEEE Trans Signal Process, 2005, 53: 987-1005 CrossRef ADS Google Scholar
[13] Hua J Y, Meng L M, Li G, et al. An accurate scheme for channel parameter estimation in mobile propagations. IEICE Trans Electron, 2009, 92: 116--120. Google Scholar
[14] Jingyu Hua , Limin Meng , Xiaojian Xu . Novel Scheme for Joint Estimation of SNR, Doppler, and Carrier Frequency Offset in Double-Selective Wireless Channels. IEEE Trans Veh Technol, 2009, 58: 1204-1217 CrossRef Google Scholar
[15] Hua J Y, Meng L M, Li G, et al. A joint estimation of channel parameters for very low signal-to-noise ratio environment in mobile radio propagations. Radio Sci, 2010, 45: 1--8. Google Scholar
[16] Hua J, Fang Q, Xu Z, et al. An imorived Doppler shift and SNR estimator in wireless communications. In: Proceedings of International Conference on Information and Communications Technologies, Nanjing, 2014. Google Scholar
[17] Jake W C. Microwave Mobie Communication. New York: IEEE Press, 1974. Google Scholar
[18] Ehrman L, Esposito R. On the Accuracy of the Envelope Method for the Measurement of Doppler Spread. IEEE Trans Commun, 1969, 17: 578-581 CrossRef Google Scholar
Figure 1
The MSE of Doppler shift estimation I. (a) MSE averaged over different SNRs and $f_d$'s; (b) MSE averaged over different $f_d$'s
Figure 2
The MSE of Doppler shift estimation II: $n/m$=2
Figure 3
The MSE of Doppler shift estimation for different $\DeltaT_s$'s I
Figure 4
The MSE of Doppler shiftestimation for different $\Delta~T_s$'s II. (a) MSE averaged over different SNRs, $f_d$'s and$\Delta~T_s$'s; (b) MSE averaged over different $f_d$'s and $\Delta~T_s$'s
Figure 5
The mismatched MSE for Dopplershift estimates. (a) MSE averaged over different SNRs and $f_d$'s; (b) MSE averaged overdifferent $f_d$'s
Figure 6
The SNR estimation performance. (a) Accuracy: $n/m$=5; (b) MSE
Figure 7
Comparison of Doppler shift estimates: the original LCR-DSR method
Figure 8
The MSE performance comparison of the Doppler shiftestimators