Kalyany Vinayagamoorthy, Jacob Coetzee, Dhammika Jayalath. Microstrip to Parallel Strip Balun as Spiral Antenna Feed. In Proceedings of the 75th IEEE Vehicular Technology Conference, VTC Spring 2012, Yokohama, Japan, May 6-9, 2012. pages 1-5, IEEE, 2012. [doi]
Abstract is missing.