作者机构:[1]School of Information Engineering, Chang'an University, Xi'an 710064, China, [2]National Laboratory of Radar Signal Processing, Xidian University, Xi'an 710071, China, [3]Department of Electrical and Computer Engineering, Mississippi State University, MS 39762, USA
相关基金:Acknowledgements This work was supported by the National Natural Science Foundation of China (60971111), the Natural Science Foundation of Shaanxi Province (2011JQ8041).