1. Department of Electrical Engineering, Semyung University, Jecheon-si, Republic of Korea
2. Kumho Electric Corp. Ltd., Pyungtak-si, Republic of Korea
3. Department of Social Welfare, Semyung University, Jecheon-si, Republic of Korea
4. Department of Industrial Design, Semyung University, Jecheon-si, Republic of Korea
5. Department of Fashion Design, Semyung University, Jecheon-si, Republic of Korea