The input impedance of stacked cylindrical dielectric resonator antennas is investigated experimentally. The dielectric resonators are made of different materials. The bandwidth of 25% has been observed for a standing wave ratio better than 2.
No takes yet. Share an insight, caveat, or question.
Kishk et al. (1989) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: