cylindrical planar dielectric resonator
Dielectric Resonator Antenna Reflectarrays Mounted on or Embedded in Conformal Surfaces
... in cylindrical or spherical reflectarray using DRA ...on cylindrical surfaces may be of particular importance for ...a cylindrical or spherical surfaces can achieve a similar radiation pattern with ...
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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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Integrated Ultra-Wideband Plannar Monopole with Cylindrical Dielectric Resonator Antennas
... Abstract—An ultra-wideband (UWB) planar monopole antenna integrated with a narrow-band (NB) cylindrical dielectric resonator antenna (DRA) is presented. The proposed antenna consists of a UWB ...
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Diffraction of Hybrid Modes in a Cylindrical Cavity Resonator by a Transverse Circular Slot with a Plane Anisotropic Dielectric Layer
... a dielectric, the field reflection and refraction at its boundaries also must be taken into ...a planar dielectric, and should match the tangential field components at these ...a dielectric is ...
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Dielectric Resonator Antenna Mounted on a Circular Cylindrical Ground Plane
... on planar surfaces [8]. However, the situation of DRA on a cylindrical surface is a basic one in many important practical ...on cylindrical surface has not been ...on cylindrical structures ...
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Wideband Sierpinski Carpet Fractal Shaped Cylindrical Dielectric Resonator Antenna for X Band Application
... Dielectric resonator antennas (DRAs) have been sub- jected to many investigations since their introduction in 1983 ...for cylindrical DRA (CDRA) by Chair et ...
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Equivalent Lumped-Element Circuit of Aperture and Mutually Coupled Cylindrical Dielectric Resonator Antenna Array
... Dielectric resonator antenna (DRA) technology has attracted many researchers. From literatures, the technology has been investigated since early 1980s after big contribution by Long et al. [1]. The DRA ...
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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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A Novel Compact Fractal Ring Based Cylindrical Dielectric Resonator Antenna for Ultra Wideband Application
... the resonator, and numerator represents an increase in electric and magnetic energies caused by cavity ...the resonator with permittivity, (ε r = 1), which is less than the permittivity of the ...
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Triple-Band Dual-Polarized Hybrid Cylindrical Dielectric Resonator Antenna with Hybrid Modes Excitation
... Due to rapid growth in wireless communication, the research on low profile, multiband and dual- polarized antennas is extremely focused. Different types of antennas are available to fulfill all these requirements, such as ...
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Circularly Polarized Cross-Slot-Coupled Stacked Dielectric Resonator Antenna for Wireless Applications
... and dielectric resonator determine the frequency of slot resonance, while the DRA modes depend on the DR dimensions and ...with dielectric constant of ...
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Design of Metaparticles as Sharp Frequency-Selective Obscurant Aerosols
... each resonator are the same as those in Figure 1 with separation distance of d = 1 mm, but due to the etching problems the dimensions came out slightly different, so, as we indicated earlier, the simulation here ...
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High Gain Circularly-Polarized Dielectric Resonator Antenna Array with Helical Exciter
... with thickness of 1.58 mm, loss tangent of 0.002 and dielectric constant of 4.4 has been taken for this design consideration. A power divider using a λ/4 transformer has been designed on the FR-4 substrate to feed ...
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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
... There has been revolutionary growth in the world of wireless communications system. Since its inception wireless technology has undergone many stages of development. Antennas form the most integral part of any wireless ...
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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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Dielectric measurements using an open resonator
... A method for measuring dielectric constants and loss tangents of both low-loss and high-loss materials in sheet form has been described. and has been found very [r] ...
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Compact Wideband Rectangular Dielectric Resonator Antenna with Parasitic Elements and Air Gaps
... Dielectric resonator antennas (DRAs) have largely been emphasized in the past two decades because of several attractive features such as small size and light ...as cylindrical, rectangular and ...
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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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Review Paper on Dual Band Dielectric Resonator Antenna for Wireless Application
... Dielectric Resonator Antenna has broad spectrum of dielectric materials to be used for intended ...of Dielectric Resonator ...low-loss dielectric material can be useful for high ...
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