1. School of Electrical & Electronics EngineeringUniversiti Sains Malaysia (USM)Engineering Campus 14300Nibong TebalPulau PinangMalaysia
2. Department of Electrical, Electronic & Systems EngineeringFaculty of Engineering & Built EnvironmentUniversiti Kebangsaan Malaysia43600 UKM BangiSelangor Darul EhsanMalaysia
3. Institute of Microengineering and Nanoelectronics (IMEN)Universiti Kebangsaan Malaysia (UKM)43600 UKM BangiSelangorMalaysia