1. Institut Tekologi Bandung,Radio Telecommunication and Microwave Laboratory School of Electrical Engineering and Informatics,Bandung,Indonesia
2. ITB,Radio Telecommunication and Microwave Laboratory School of Electrical Engineering and Informatics,Bandung,Indonesia
3. University of Pakuan,Faculty of Engineering,Department of Electrical Engineering,Bogor,Indonesia
4. Institut Teknologi Bandung,Radio Telecommunication and Microwave Laboratory School of Electrical Engineering and Informatics,Bandung,Indonesia