wide impedance bandwidth
A Sleeve Monopole Antenna with Wide Impedance Bandwidth for Indoor Base Station Applications
... its wide impedance bandwidth, omni-directional pattern, but its bandwidth is not enough to meet the requirement of the mobile communications, and its height is fixed about quarter-wavelength ...
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Super-wide impedance bandwidth planar antenna for microwave and millimetre-wave applications
... In this paper, we propose a simple method to overcome the main drawback of the conventional microstrip patch antenna, and thereby realized a super-wide impedance bandwidth antenna. The design of the ...
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A Broadband Dual-Polarized Magneto-Electric Dipole Antenna for 2G/3G/LTE/WiMAX Applications
... Meanwhile, wide bandwidth, high isolation and low cross-polarization electrical characteristics with a compact size are the scabrous problems for the dual-polarized ...but wide impedance ...
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A Novel Ultra-Wide Band Magneto-Electric Dipole Antenna with Cavity Reflector
... Abstract—A magneto-electric dipole antenna with novel feed design with rectangular cavity is proposed, fabricated and analyzed. Due to this new feeding structure, the antenna has been able to achieve wide ...
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A Wideband Dual-Polarized Dipole Antenna for Base Station Applications
... the impedance matching. Finally, a wide operating bandwidth is realized by combining all resonant ...a wide impedance bandwidth of 53% ...
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Low Profile Broadband Antenna Array for High-Rate Close Proximity Wireless Communication Systems at 60 GHz
... To design optimal MSL to WG transition, the gap ( ρ ) between the WG conducting wall and the probe, and the probe width (w) should be optimized. Figs. 7(a) and (b) show the simulated reflection coefficients of the proposed ...
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A Novel Microstrip Grid Array Antenna with Both High-Gain and Wideband Properties
... a wide frequency ...or wide bandwidth, but few of them are for both properties ...and wide in bandwidth, are very limited in their ...operating bandwidth for an antenna should be ...
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A Novel CPW-Fed Planar Monopole Antenna with Broadband Circularly Polarization
... a wide impedance bandwidth, improvements in extending the top of the rectangular patch to a circle patch with a diameter of D has been made on the basis of the conventional monopole ...the ...
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A Circular Polarized V-Shaped Slot Antenna for Broadband Applications
... In this paper, a simple broadband CP right-angled V-shaped slot antenna has been proposed. The antenna is composed of a Z- shaped feedline with a stub, a patch and symmetrically etched two right-angled V-shaped slots ...
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A CPW FED compact planar monopole antenna for UWB applications
... simulated impedance bandwidth of the proposed antenna for -10dB reflection coefficient is from ...a wide impedance bandwidth from 2GHz to over 12GHz with S11 better than ...
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A Miniaturized Internal Wideband Antenna for Wireless USB Dongle Application
... In this paper, a miniaturized internal wideband antenna for wireless USB dongle application is proposed. Prototypes of the proposed antenna have been successfully constructed and tested. The antenna is easily fabricated ...
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A UHF RFID Antenna Using Double-Tuned Impedance Matching for Bandwidth Enhancement
... In the previous section, the equivalent circuit about the double-tuned match is given, which helps the reader understand the double-tuned impedance match. In order to further study the performance of the antenna, ...
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Three Optimized Omnidirectional Microstrip Antennas (OMA) for WLAN Applications
... Many wireless application channels using 802.11b (2.45 GHz), 802.11a (5.2 GHz) and WiMAX protocols. These systems need antennas with omnidirectional radiation pattern in the azimuth plane and narrow beam width radiation ...
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Compact Antenna For Future Short Range Communication Among Automobiles
... the antenna size with improvement in bandwidth and gain can be obtained. In this antenna two types of v shape slots are used. One is small V- shape slots and another one is big V shape slots. Two sets of V-shape ...
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A Beveled and Slot-Loaded Planar Bow-Tie Antenna for UWB Application
... the impedance matching for − 2 dB at most frequencies except the high frequencies above ...The impedance bandwidth of the proposed antenna perfectly covers the band from ...
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Bandwidth Enhancement of a Printed Slot Antenna with a Diamond-Shaped Tuning Stub
... printed wide-slot antenna have been ...printed wide-slot antenna with enhanced bandwidth via increasing the coupling between the microstrip feed line and the printed wide slot by the fork-like ...
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A Compact Stacked Circularly Polarized Annular-Ring Microstrip Antenna for GPS Applications
... large impedance bandwidth and low cross- polarization ...an impedance transformer to realize impedance matching with 50 Ω, and the transmission loss caused by the very narrow microstrip line ...
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An ISM/UWB Antenna with Offset feeding and Slotted Ground Plane for Body-centric Communications
... simulated and measured S11 of the antenna are The antenna has a measured impedance GHz. Results of more studies discrepancy between the simu- lated and measured results below about 14 GHz is mainly due to the ...
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Comparative Investigation of Half-mode SIW Cavity and Microstrip Hybrid Antenna Using Different Patch Shapes
... increasing bandwidth of a microstrip antenna, the proposed hybrid structure in this paper improve both impedance bandwidth and gain of the ...enhanced impedance bandwidth nearly ...
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Design of Different types of Aperture Antennas using HFSS
... The design of an efficient wide band small size antenna, for recent wireless applications, is a major challenge. Micro strip patch antennas have found extensive application in wireless communication system owing ...
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