number: 121 اللغة إنجليزيةCollege: College of Engineeringdepartment: Electronic and Communication - EngineeringDegree: M.Sc.Author: Mahmoud Mir Ali Hussain Al-QuzwiniSupervisor: Dr. Fawzi M. M. Al-NaimaDr. Thair N. M. Mohammedyear: 1998