1. Department of Electrical Engineering, Universiti Malaya, Kuala Lumpur, Malaysia
2. Centre for Telecommunication Research and Innovation, Fakulti Teknologi Kejuruteraan Elektrik dan Elektronik, Universiti Teknikal Malaysia Melaka, Durian Tunggal, Melaka, Malaysia
3. School of Electrical and Electronic Engineering, Universiti Sains Malaysia, Nibong Tebal, Malaysia