[PDF] Top 20 Simulation and Experimental Investigators on Rectangular, Circular and Cylindrical Dielectric Resonator Antenna

... using dielectric waveguide model is ...the rectangular dielectric resonator which tends to chip at the edge of the rectangular ...the dielectric properties of DRA and S-parameter ... See full document

... layered cylindrical DRA studies have focused on the impedance bandwidth enhancement of linearly polarized lower order mode ...wideband cylindrical DRA has not been reported in earlier studies neither for ... See full document

... probe-fed dielectric resonator antenna is simple and most commonly suggested, while the resonator is placed on a metallic ground plane and fed by a coaxial probe extending above the plane ... See full document

... that dielectric resonator antenna radiates energy ...the dielectric resonator antenna gave a suitable substitute over traditionally used low gain antenna ...of ... See full document

... a cylindrical DR, a circular planar patch combined with a rectangular patch fed by a coplanar waveguide (CPW) (Port 1), and a slot fed by a microstrip line (Port ... See full document

... CP cylindrical DRA has been obtained by using vertical strips with quadrature in phase to excite the fundamental and higher order broadside modes in the cylindrical ... See full document

... The simulation of CST Microwave Studio [20], based on the finite integral technique, is used for the parametric ...the rectangular DR the impedance matching is improved especially at high frequencies which ... See full document

... low-profile dielectric resonator antenna using relatively low dielectric constant substrate material has been ...profile dielectric resonator antenna that uses a ... See full document

... DRAs topologies as rectangular, cylindrical, hemi- spherical, circular, triangular etc. are possible with vari- ous feed techniques, for a single-mode excitation, the DRA’s bandwidth doesn’t exceed ... See full document

... of circular and rectangular DRA with a metal layer on the top, and fed by a probe were investigated for size ...coupled, circular shaped DRA also showed similar trends in resonant frequency ... See full document

... polarized cylindrical DRAs have been reported in the literature by using the dual and single feed ...a cylindrical DRA is excited by perturbed annular slot with backing cavity ...polarized ... See full document

... in antenna length by half may also be obtained by planning edge short patch [2, 3], shorting- pin-Loaded circular microstrip antenna ...microstrip antenna [5] and a half- E-shaped patch ... See full document

... Dielectric resonator antennas (DRAs) have been widely discussed since it was introduced by Long et ...that, dielectric resonators were used for filter applications in microwave circuits ...decade, ... See full document

... multiband rectangular dielectric resonator antenna for future 5G wireless communication system, having stacked radiator with semi-circular slots etched on the left and right sides of an ... See full document

... degradation is that the cross coupling between nearby elements are not accounted for in the design process (optimisation of the cross coupling is too complicated for a 10-element array and thus will not be carried out ... See full document

... as cylindrical, hemispherical, rectangular ...The rectangular DRA offers practical advantages over the spherical and cylindrical shapes, due to flexibility in choosing aspect ratio ...of ... See full document

... patch antenna and its array fed by the DIL were designed and investigated in [1], and a good gain, low return loss and low backward radiation were ...efficient antenna at microwave and millimeter fre- ... See full document

... The optimized single element has been applied to array structure to improve the gain and achieve the required gain performance. The radiation pattern, impedance bandwidth and gain are simulated and measured accordingly. ... See full document

... the CDRA is excited. To attain a frequency-tunable antenna, the varactor diode should be placed in locations where the current paths can be affected. The electrical lengths of some of the current paths can become ... See full document

... Antennas are generally designed for 50Ω impedance, & if antenna has impedance very different from 50Ω, then Mismatch will occur. Here for cylindrical monopole DRA we get impedance value of 52.53 ohm, ... See full document