circular cylindrical dielectric resonator
Dielectric Resonator Antenna Mounted on a Circular Cylindrical Ground Plane
... 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, ...
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A Survey on recent techniques to achieve Circular polarization for Wideband Dielectric Resonator antenna
... the dielectric resonator antenna is inversely proportional to the dielectric constant of the ...lower dielectric constant. The simple rectangular dielectric resonator antenna ...
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Circular Polarized Dielectric Resonator Antennas Using a Single Probe Feed
... novel Dielectric Resonator Antennas (DRAs) providing Circular Polarization (CP) using single probe feeds are ...or cylindrical DRAinto two near-degenerate orthogonal resonant modes, CP is ...
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Diffraction of Hybrid Modes in a Cylindrical Cavity Resonator by a Transverse Circular Slot with a Plane Anisotropic Dielectric Layer
... lossy dielectric, the Poynting vector cannot be connected unequivocally with a flux energy vector [17, ...by dielectric only partly, the energy flux in a free region may be used as an indicator of the ...
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Embedded Dual band Cylindrical Dielectric Resonator Antenna
... 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 15%. ...
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Circularly Polarized Cross-Slot-Coupled Stacked Dielectric Resonator Antenna for Wireless Applications
... stacked cylindrical dielectric resonator antenna with wide circular polarization (CP) bandwidth (axial ratio < 3dB) of ...permittivity dielectric (9.2) resonator on high ...
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High Gain Circularly-Polarized Dielectric Resonator Antenna Array with Helical Exciter
... circularly-polarized cylindrical dielectric resonator antenna array integrated with helical exciter is ...The circular polarization is obtained by incorporating helical exciter in the array ...
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Integrated Ultra-Wideband Plannar Monopole with Cylindrical Dielectric Resonator Antennas
... The integrated antenna is shown in Figure 1. To ensure that the sensing can measure interferences in the same polarization as the operation, the two ports must be collinear. Therefore, the two ports are designed at the ...
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Equivalent Lumped-Element Circuit of Aperture and Mutually Coupled Cylindrical Dielectric Resonator Antenna Array
... i.e., cylindrical [2], rectangular [3] and triangular ...shapes, cylindrical dielectric resonator antenna (CDRA) is widely used, due to its simple field structure as compared to rectangular ...
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Triple-Band Dual-Polarized Hybrid Cylindrical Dielectric Resonator Antenna with Hybrid Modes Excitation
... and radiation characteristics. The proposed antenna design shows triple-band characteristics, i.e., 1.88– 2.06 GHz, 2.29–2.58 GHz and 2.9–3.93 GHz with the fractional bandwidth of 9.13%, 11.9% and 30.16%, respectively. ...
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Simulation and Experimental Investigators on Rectangular, Circular and Cylindrical Dielectric Resonator Antenna
... Figure 1. In order to make comparison, the same dielectric substrate as in our previous work is used [16]. The rectangular DR of the dimension length = 8.2 mm, width = 5 mm and height = 1 mm is fed with a direct ...
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Multi-Band Cylindrical Dielectric Resonator Antenna Using Permittivity Variation in Azimuth Direction
... Dielectric resonator antennas (DRAs) have received remarkable attention in modern wireless communication systems because of their great positive nature such as high radiation efficiency, great potential to ...
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Review Paper on Dual Band Dielectric Resonator Antenna for Wireless Application
... of Dielectric Resonator Antenna for different ...of Dielectric Resonator Antenna provides compactness, high gain, and negligible metallic and surface ...communication, Dielectric ...
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A Novel Compact Fractal Ring Based Cylindrical Dielectric Resonator Antenna for Ultra Wideband Application
... A dielectric resonator has 3-dimensional ...rectangular, cylindrical and hemispherical DRAs [6, ...a cylindrical hole provides enhanced bandwidth and ...
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A Novel Hybrid Design of Printed Hemi-Cylindrical Dielectric Resonator Monopole Antenna with Multibands Operation
... Printed Dielectric Resonator Monopole Antenna (PDRMA) with multi-bands operation is presented and ...hemi- cylindrical dielectric resonators with a great relative permittivity of ...mentioned ...
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Study of Hemi-Spherical Dielectric Resonator Antenna with Change in Dielectric Characteristics of Resonator
... hemi-spherical Dielectric Resonator substance; hence this radiating structure is called as hemi-spherical dielectric resonator antenna ...
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Comparative analysis of aperture coupled sapphire heaped and thermoset microwave material (TMM13i) heaped rectangular dielectric resonator antenna
... rectangular dielectric resonator antenna designs using sapphire and thermoset microwave material TMM13i respectively has been ...rectangular dielectric resonator antenna has proven to be the ...
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The Relation Between Lumped-Element Circuit Models for Cylindrical Dielectric Resonator and Antenna Parameters Using Mbpe
... the cylindrical DRA is carried out on the base of FDTD ...of dielectric resonator can be represented by a lumped-element equivalent circuit that has L, C, and R elements whose values are only related ...
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Electromagnetic Cylindrical Concentrators in Initially Homogeneous or Inhomogeneous Dielectric Core Media Designed by the Coordinate Transformation Method
... A. F. Starr, and D. R. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science, Vol. 314, 977–980, 2006. 6. Ruan, Z., M. Yan, C. W. Neff, and M. Qiu, “Ideal cylindrical cloak: Perfect but ...
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Stacked Conical-Cylindrical Hybrid Dielectric Resonator Antenna for Improved Ultrawide Bandwidth
... A new wideband hybrid monopole-dielectric resonator antenna has been proposed. The principle of the antenna operation is thoroughly studied using theoretical and experimental data. A commercial SMA probe is ...
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