slot resonator
Material-Loaded High Q-Factor Slot Resonator and Measurement of Relative Permittivity
... loaded slot structure, whereas it is only 9 for the long rectangular ...loaded slot is a high Q compact resonator that also suppresses the spurious resonance of the unloaded slot ...
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Investigation of a Cross-Slot-Coupled Dual-Band Circularly Polarized Hybrid Dielectric Resonator Antenna
... dielectric resonator antenna (DRA) [1, 2] has a number of inherent advantages, such as small size, wide bandwidth, and low ...extra slot resonator ...the slot coupled DRA and the DR loaded ...
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A Simple Dual-Band Circularly Polarized Rectangular Dielectric Resonator Antenna
... radiating resonator, such as a second DR [12, 13] or a slot resonator ...second resonator leads to a significant increase of antenna ...
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A Compact Dual-Metal-Plane Highpass Filter Using Hybrid Microstrip/DGS
... Based on the above-defined physical dimensions of the designed HPF shown in Figure 1(a), an advanced and miniaturized HPF has been simulated, fabricated, installed and measured. The photographs of implemented filter are ...
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Small Transmit-Receive Frequency Space Filtering Duplex Patch Antenna Array with High Isolation
... microstrip resonator and H-slot resonator coupled to the patches for transmitting, and the other set of microstrip and H-slot resonators coupled to the patches for ...
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Miniature Planar UWB Bandpass Filters with Circular Slots in Ground
... Abstract—In this paper, miniature planar UWB filters with circular slots in ground is presented and we are using a new technique by etching a wideband circular-shape slot resonator in the ground plane of the ...
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Design of Rectangular Dielectric Resonator Antenna Fed by Dielectric Image Line with a Finite Ground Plane
... excite slot-coupled patch and DR antennas, while their transmission loss is high espe- cially at microwave and millimeter ...narrow slot. The slot-coupled microstrip patch antenna and its array fed ...
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A Dual Band Slot Antenna for Wireless Applications with Circular Polarization
... rectangular slot as shown in Fig. 4(a). The truncated slot plays an important role by making a rotation in the current distribution, so that circular polarization is obtained at ...
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Compact Wideband Bandpass Filter Using Open Slot Split Ring Resonator and CMRC
... are achieved in [4]. In [5], the authors utilized the defected ground structure (DGS) and high pass filter to obtain the wide bandpass response. But this filter involves via holes, which are difficult to achieve from ...
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Circularly Polarized Cross-Slot-Coupled Stacked Dielectric Resonator Antenna for Wireless Applications
... Dielectric resonator antennas (DRAs) were first discovered in 1983 by Long et. al., and since then they have been widely studied [1]. There have been several works reported in literature to improve various ...
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Wideband Metamaterial Solar Cell Antenna for 5 GHz Wi-Fi Communication
... Metamaterials were first proposed by [6]. These are artificially created homogenous materials exhibiting unusual dielectric characteristics that can be engineered and are not available in nature. The use of metamaterials ...
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Bandwidth Enhancement Techniques of Dielectric Resonator Antenna
... with slot coupling gives more compact design with increased bandwidth due to dual resonance ...orthogonal slot DRA with circular polarization may be optimized in future so that DRA can be a good candidate ...
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A Novel Low Phase Noise Push-Push Oscillator Employing Dual-Feedback Sub-Oscillators
... line resonator functions simultaneously as a common resonator and power ...line resonator is that the Q -factor is not high enough and may impact the phase noise of the ...line resonator. ...
8
UWB Bandpass Filter with Hybrid Structure and Two Transmission Zeros in the Notched Band
... In this paper, we present a UWB BPF with hybrid CPW feed-line and microstrip resonator structure. The schematics are shown in Figure 1(a) and Figure 1(b) with marked dimensions. Two lowpass filters are integrated ...
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Design of microstrip ultra wide band antenna with two notch filters for wireless communication
... elliptical slot in the radiation patch, a notched band around ...split-ring resonator is inserted near the feed line, to generate notched bands [14], or the band notched function is obtained using a coupled ...
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Ultra-Wideband Small Square Monopole Antenna with Variable Frequency Band-Notch Function
... W-shaped slot. Also by inserting a sleeve and a pair of L-shaped resonator in the ground plane, much wider impedance bandwidth can be produced, especially at the higher ...
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A Novel Tri-Band Printed Monopole Antenna with an Etched ∩-Shaped Slot and a Parasitic Ring Resonator for WLAN and WiMAX Applications
... vertical slot increases, the lower rejected band decreases since the center frequency guided wavelength of the rejected band equals the length of the whole slot, and the optimum result is obtained when L S ...
8
Design of Dual-Band Bandstop Filter Based on Dumbbell-Shaped Resonators and U-Shaped Slot
... In this letter, dumbbell-shaped resonators and U-shaped defected ground structure are integrated in one structure to realize dual-band bandstop filter. First, based on the parametric analysis, the characteristics of the ...
8
A Dual-Mode Dual-Band Bandpass Filter Using a Single Slot Ring Resonator
... separation angle. The frequency ratio of the two operating passbands is properly adjusted by loading eight open-circuited stubs symmetrically along the ring. The two passbands can be also created by the first- and ...
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Frequency-Tunable Phase Inverter Based on Slot-Line Resonator
... and slot with short end in the ground was proposed ...and slot line resonator with tunable frequency is proposed in this ...the resonator frequency of the short end slot line in the ...
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