1. Institut Teknologi Bandung,Doctoral Program of School of Electrical Engineering and Informatics,Bandung,Indonesia
2. Universitas Sangga Buana,Faculty of Engineering,Electrical Engineering Department,Bandung,Indonesia
3. Universitas Sangga Buana,Faculty of Engineering,Bandung,Indonesia
4. Universitas Komputer Indonesia,Bandung,Indonesia
5. Institut Teknologi Bandung,School of Electrical Engineering and Informatics,Bandung,Indonesia