School of Information & Communication Engineering;
National Key Laboratory of Electronic Testing Technology;
North University of China;
Taiyuan 030051;
China;
College of Information Science & Engineering;
Shanxi Agricultural University;
Taigu Shanxi 030801;
China;
School of Information & Communication Engineering;
National Key Laboratory of Electronic Testing Technology;
North University of China;
Taiyuan 030051;
China;
School of Information & Communication Engineering;
National Key Laboratory of Electronic Testing Technology;
North University of China;
Taiyuan 030051;
China;