1. Department of Electronics and Information Engineering, Jeonbuk National University, Jeonju 54896, Republic of Korea
2. Department of Electrical Engineering, Telkom University, Bandung 40257, West Java, Indonesia
3. School of International Engineering and Science, Jeonbuk National University, Jeonju 54896, Republic of Korea
4. Advances Electronics and Information Research Centre, Jeonbuk National University, Jeonju 54896, Republic of Korea