1. Universiti Teknologi MARA, Perlis Branch, Arau Campus,Faculty of Plantation and Agrotechnology,Arau,Perlis,Malaysia,02600
2. Universiti Sains Malaysia,School of Electrical and Electronic Engineering, Engineering Campus,Nibong Tebal,Pulau Pinang,Malaysia,14300
3. Universiti Kebangsaan Malaysia, UKM,Faculty of Engineering and Built Environment,Department of Electrical, Electronic and Systems Engineering,Bangi,Selangor,Malaysia,43600