hello
I am spcialized in electromgnatic, antenna, radar
I have made several ultra wideband antennas using CST for medical and using the dilectric properties of tissues.
you mean Dilectric Rode Antenna , is n't it.
realy I had read about DRA which use in ground penetration Radar and Microwave medical imaging but not very well I study It. therefor, for this project, I will need to study it very well for good result
regards
Ahmed,