1. School of Electrical Engineering and Informatics, Institut Teknologi Bandung,Radio Telecommunication and Microwave Laboratory,Bandung,Indonesia
2. School of Electrical Engineering and Informatics, ITB,Radio Telecommunication and Microwave Laboratory
3. Universitas Sangga Buana,Faculty of Engineering,Department of Electrical Engineering,Bandung,Indonesia
4. UIN Sunan Gunung Djati,Faculty of Science and Technology,Department of Electrical Engineering,Bandung,Indonesia