Le Xu，was born in Hanzhong, Shaanxi, China, on October 13,1979. He received BS (2002) and MS (2005) degrees in microwave telecommunication engineering from Xidian University, Xi’an China. Currently, he is working toward the Ph. D. degree in radio science at Xidian University, Xi’an China. He has been a faculty member of Xidian University since 2004. His research interests focus on the areas of computational electromagnetics and microwaves.