1. School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Republic of Korea
2. Department of Electrical and Information Engineering, Universitas Gadjah Mada (UGM), Yogyakarta, Indonesia
3. Institute of Microelectronics, A*STAR, Singapore, Singapore
4. Department of Electrical and Information Engineering, Seoul National University of Science and Technology, Seoul, South Korea
5. Department of Semiconductor Engineering, Seoul National University of Science and Technology, Seoul, Republic of Korea