Design of high directivity coupler using finite element method

Citation:
Abdallah, E. A. F., M.El-Said, E. A. Hashish, and E. E. K. El-Kinawy, "Design of high directivity coupler using finite element method", XXVI th General Assembly of the International Union of Radio science, Toronto, Canada, Abstract No.B1.p.02, 1999.