Prof. Dr. Murat Uysal Özyeğin University, Department of Electrical and Electronics Engineering Nişantepe Mevki, Orman Sk. No: 13, Çekmeköy, İstanbul, Turkey 34794 E-mail: murat.uysal@ozyegin.edu.tr Tel: +90 (216) 564 9329 Fax: +90 (216) 5649450