1. Information Materials and Intelligent Sensing Laboratory of Anhui Province, the Key Laboratory of Intelligent Computing and Signal Processing of Ministry of Education, School of Electronics and Information Engineering, Anhui University, Hefei, China
2. 38th Research Institute, China Electronics Technology Group Corporation, Hefei, China
3. Department of Electronics and Computer Engineering, Program of Electrical Engineering, COPPE/Poli, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil