high-permittivity dielectric substrate
Hybrid Microstrip Compact Bandpass Filter Using High Permittivity Substrate
... Abstract—A four-pole elliptic function compact bandpass filter is designed by using interdigital hairpin resonator and step-impedance hairpin resonator. The miniaturized band-pass filter is also implemented using ...
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Material-Loaded High Q-Factor Slot Resonator and Measurement of Relative Permittivity
... The geometric configuration of the proposed ground plane slot resonator is shown in Fig. 1. The structure consists of a 50 Ω microstrip line on the top layer and a rectangular slot is etched in the ground plane of ...
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Dielectric Slab Mode Antenna for Integrated Millimeter wave Transceiver Front ends
... integrated dielectric antenna is presented, which is suitable for low-loss integrated transceiver front-ends in the upper microwave or millimeter wave frequency ...a dielectric high ...
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A Novel Design and Analysis Of Circularly Etched Uwb Antenna for L, C And X Band Applications
... scheme is described to increase the operation bandwidth of antenna for wideband applications. The proposed antenna has compact dimension of 29 mm ×26 mm with a height of 1 mm and implemented on F4 Epoxy substrate ...
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A PIN-Loaded Microstrip Patch Antenna with the Ability to Suppress Surface Wave Excitation
... inhomogeneous dielectric substrate with a desired effective ...in high-precision global positioning system receivers where multipath interfering signals associated with low-angle reflection affect ...
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Performance Evaluation of Rectangular Microstrip Patch Antennas Loaded with Plastic and Barium Titanate Substrates at GSM 1800 MHz Band
... simultaneous high gain and compact antenna systems. Due to its high gain and planar nature, patch antennas are very suitable for use in the devices requiring GSM applications [15] ...low dielectric ...
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Study of Effective Dielectric Permittivity and Capacitance for Finite Dielectric Thickness Coplanar Waveguide
... In amplified use of hybrid, monolithic microwave and millimeter wave circuits the choice of transmission line is coplanar waveguide (CPW). It is the most striking alternative to conventional used microstrip line and ...
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Electrodeless Measurement Technique of Complex Dielectric Permittivity of High-K Dielectric Films in the Millimeter Wavelength Range
... complex dielectric permittivity of high-K dielectric films is ...two-layer dielectric structures — ...of high-K films before the following technological ...
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Genetic Algorithm Optimization for Microstrip Patch Antenna Miniaturization
... a dielectric substrate of high permittivity [1], Defected Microstrip Structure (DMS) [2], Defected Ground Structure (DGS) at the ground plane [3] or a combination of them, and various existing ...
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Ultra-Compact Metamaterial Absorber with Low-Permittivity Dielectric Substrate
... a substrate of high dielectric constant [28] and a two-layer design ...a substrate with relative permittivity r = 100 which is of high-cost and difficult to be fabricated in ...
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Circularly Polarized Slit Loaded Broadband Coplanar Capacitive Coupled Probe Fed Microstrip Antenna for Wireless Communication System
... incorporate high dielectric constant substrate which is very expensive so it is not suitable in many applications ...feed substrate the impedance bandwidth obtained was more than 39% ...using ...
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Optical, dielectric and magnetic properties of
... effect of Nd 3+ doping on the dielectric permittivity and magnetization in the wide frequency range.. 21.[r] ...
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Dielectric Behaviour of Pure and Dye Doped Nematic Liquid Crystal BKS/B07
... Organic molecules and liquid crystals (LC) are well es- tablished materials for photonic and non-linear optical device applications because of their optical non linearity and very rapid optical response [1]. In a mixture ...
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Circularly Polarized Cross-Slot-Coupled Stacked Dielectric Resonator Antenna for Wireless Applications
... of high radiation efficiency & ease of excitation, compactness, and ability to obtain radiation patterns using different excitation modes offer much to an antenna application ...
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Measurable Dielectric Permittivity Range for TE and TM Modes in a Shielded Dielectric Resonator
... a dielectric rod enclosed in a cylindrical metallic ...out dielectric measurements in this sys- tem it is necessary to know the highest permittivity constant value for which the resonance condi- tion ...
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Structure and dielectric properties of sol gel processed Ba (Fe1/2Nb1/2) O3 ceramics
... shows dielectric permittivity variations as function of the frequency and for different measuring ...the permittivity increases with increasing temperature and the occurrence at high of the ...
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Effect of Aluminum Nano Particles on Microrelief and Dielectric Properties of PE+TlInSe2 Composite Materials
... nano-particles show that ε '' and tg δ significantly reduced. At introduction in the composites aluminum na- no-particles isolated clusters is formed alongside with the semiconductor particles. Aluminum nano-particles— ...
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Left-Handed Materials Based on Crystal Lattice Vibration
... negative permittivity and negative permeability simultaneously has attracted much attention for their exotic electromagnetic (EM) properties ...negative permittivity and negative permeability have not been ...
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Kinetic features of the oxidation of secondary alcohol by polymer supported chromic acid
... The oxidation of secondary alcohol was investigated to compare the polymer substrate supported reagent with a commercially available cross-linked polymeric reagent. The reagent supported on anion exchange resin ...
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Radar Scatter from Layered Media and Rough Surfaces
... There have been numerous approaches to model electromagnetic (EM) backscatter from rough surfaces and from horizontally stratified media, but these typically involve assumptions that limit the overall solutions to the ...
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