Articles with "axial ratio" as a keyword



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Design, modeling and analysis of dual-feed defected ground microstrip patch antenna with wide axial ratio bandwidth

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Published in 2018 at "Journal of Computational Electronics"

DOI: 10.1007/s10825-018-1173-1

Abstract: In this paper, a low profile microstrip patch antenna with defected ground structure is proposed for wide impedance and axial ratio bandwidth. The antenna structure consists of two feed lines with a circular defect loaded… read more here.

Keywords: ratio bandwidth; ground; axial ratio; antenna ... See more keywords
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Wide Axial Ratio Bandwidth Dual Polarized S, C, X, and Ku Band Antenna Using Orthogonal SIW

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Published in 2021 at "Wireless Personal Communications"

DOI: 10.1007/s11277-021-09034-6

Abstract: An ultra-wide dual-polarized, orthogonal substrate integrated waveguide (OSIW) with metamaterial elements antenna by a coplanar waveguide (CPW) feed is proposed. This proposed antenna operates at S, C, X, and Ku bands, thereby providing low and… read more here.

Keywords: axial ratio; band; proposed antenna; polarized band ... See more keywords
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Wideband and low axial ratio circularly polarized antenna using AMC-based structure polarization rotation reflective surface

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Published in 2018 at "International Journal of Microwave and Wireless Technologies"

DOI: 10.1017/s1759078718000958

Abstract: Abstract This paper investigates a wideband and low axial ratio circularly polarized (CP) antenna, which is composed of a monopole on a novel polarization rotating reflective surface (PRRS) based on a corner-truncated artificial magnetic conductor… read more here.

Keywords: polarization; axial ratio; wideband low; ratio ... See more keywords
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A Wideband Single-Fed, Circularly-Polarized Patch Antenna With Enhanced Axial Ratio Bandwidth for UHF RFID Reader Applications

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Published in 2018 at "IEEE Access"

DOI: 10.1109/access.2018.2872692

Abstract: A wideband single-fed, circularly-polarized patch antenna with enhanced axial ratio bandwidth for RFID reader application is proposed. The antenna consists of a modified half E-shaped patch, a near-field resonant parasitic (NFRP) patch, and four rotated… read more here.

Keywords: patch; axial ratio; antenna; patch antenna ... See more keywords
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A Circularly Polarized Implantable Antenna for 2.4-GHz ISM Band Biomedical Applications

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Published in 2017 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2017.2732460

Abstract: In this study, a single-fed broadband circularly polarized implantable patch antenna that operates at the 2.4-GHz Industrial, Scientific, and Medical band is designed for biomedical applications. The simulated impedance, axial ratio, and radiation patterns are… read more here.

Keywords: circularly polarized; axial ratio; polarized implantable; antenna ... See more keywords
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Axial Ratio-Tuned Circularly Polarized Square Patch Antenna with Long Stubs

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Published in 2018 at "International Journal of Antennas and Propagation"

DOI: 10.1155/2018/7068560

Abstract: In this letter, we propose a circularly polarized (CP) square antenna that can change the frequency of the minimum axial ratio (AR). The proposed antenna is designed in a very straightforward manner by applying four… read more here.

Keywords: square patch; frequency; circularly polarized; axial ratio ... See more keywords
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Wideband Circularly Polaried Cross Bowtie Dipole Antenna with Axial-Ratio Bandwidth Enhancement

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Published in 2017 at "Progress in Electromagnetics Research C"

DOI: 10.2528/pierc17011503

Abstract: A wideband circularly polarized (CP) cross-dipole antenna is proposed for wireless applications. In this design, four parasitic square patches are utilized around the radiation patch to enhance the Axial-ratio (AR) bandwidth. By employing the bowtie-shape… read more here.

Keywords: axial ratio; cross; dipole antenna; bandwidth ... See more keywords
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WIDE AXIAL RATIO BANDWIDTH, HIGH GAIN, AND LOW PROFILE CAVITY BACKED CIRCULARLY POLARIZED ELLIPTICAL ARRAY FOR SATELLITE APPLICATIONS

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Published in 2019 at "Progress In Electromagnetics Research C"

DOI: 10.2528/pierc19100104

Abstract: In this paper, a novel wide axial ratio bandwidth (ARBW), high gain, and low profile lefthand circularly polarized [4 × 4] elliptical microstrip array suitable for Ku-band satellite TV reception applications is introduced. A careful… read more here.

Keywords: array; circularly polarized; gain; axial ratio ... See more keywords
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THE AXIAL RATIO OF PLANAR ARRAYS WITH RANDOM ELEMENT ERRORS

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Published in 2019 at "Progress In Electromagnetics Research Letters"

DOI: 10.2528/pierl19062403

Abstract: Characterizing the random errors at the elements of a phased array antenna leads to equations that estimate the associated performance degradation. The increase in sidelobe level and decrease in gain due to random errors is… read more here.

Keywords: random errors; axial ratio; planar arrays; ratio ... See more keywords