1. Department of Electrical, Electronic and Systems Engineering, Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, Bangi, Malaysia
2. Department of Electrical, Electronic and Systems Engineering, Faculty of Engineering and Built Environment, and the Space Science Centre (ANGKASA), Institute of Climate Change, Universiti Kebangsaan Malaysia, Bangi, Malaysia
3. Wireless Systems Laboratory, The National Institute of Information and Communications Technology, Koganei, Japan
4. Beyond 5G Design Initiative, Beyond 5G Research and Development Promotion Unit, The National Institute of Information and Communications Technology, Koganei, Japan
5. ICT Testbed Research and Development Promotion Center, Social Innovation Unit, Open Innovation Promotion Headquarters, The National Institute of Information and Communications Technology, Koganei, Japan
6. Wireless Innovation Laboratory, Corporate Technology, MIMOS Berhad, Taman Teknologi Malaysia Kuala Lumpur Malaysia, Kuala Lumpur, Malaysia