Results 21 to 30 of about 567,106 (189)
Heliyon, 2022 Modern wireless network antenna technologies are designed to meet the ever-increasing needs of emerging applications. Hence this paper investigates potential antenna impedance bandwidth performance enhancement techniques based on optimizing independent ...
Lijaddis Getnet Ayalew +1 more
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Wide Bandwidth Control for Multi-Parallel Grid-Connected Inverters with Harmonic Compensation
Energies, 2019 This paper proposes a virtual impedance-based bandwidth control method for multi-parallel harmonic-compensation grid-connected inverters (HCGIs). Firstly, the influence of the resonance points caused by the interaction of multiple HCGIs on the control ...
Jingrong Yu +3 more
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High Gain and Wide Band Antenna Based on FSS and RIS Configuration [PDF]
Radioengineering, 2021 In this paper, a novel technique using frequency selective surface (FSS) superstrate is proposed to increase the antenna gain. In addition to that, a combination of reactive impedance surfaces (RIS) is included to enhance the bandwidth.
G. Srinivas, D. Vakula
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Broadband Circularly Polarized Bowtie Antenna Array Using Sequentially Rotated Technique
IEEE Access, 2018 A circularly polarized bowtie antenna array for wideband application is presented, which employs a dual-polarized bowtie antenna with electromagnetic coupling feed as the radiating element.
Zhi-Ya Zhang +4 more
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, 2022 Grid impedance is an important parameter in the impedance-based stability analysis method for analyzing the interaction between the power electronic inverters and the power grid.
Lee, Chi Kwan +3 more
core +1 more source
SensorsIn this article, we present new design techniques to improve the gain and impedance bandwidth of short backfire antennas. For the gain enhancement procedure, our approach was to flare the rim of the antenna, which simultaneously led to an increase in the
Yewande Mariam Aragbaiye +1 more
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IEEE AccessA metasurface antenna with wide impedance bandwidth and wide 3 dB gain bandwidth is proposed to broadband wireless communications. The antenna consists of a metasurface with non-uniform cells and a single-aperture-coupling feeding structure.
Hongyu Li, Cui Wang, Ningning Lu
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Design of Compact Circularly-Polarized and Broadband Slot-Loaded Microstrip Patch Antenna
Dianxin kexue, 2015 The design method of a compact cross slot broadband or and circularly polarized microstrip patch antenna was presented.A wide cross-shaped slot was embedded on the square patch for size reduction.The substrate was a stacked structure of an FR4 and an air
Fang Yang +4 more
doaj +2 more sources
Bandwidth Compensation for High Resolution Impedance Spectroscopy
Procedia Engineering, 2011 This paper reports on a microfluidic differential impedance cytometer, which uses a bandwidth compensation technique together with a small detection volume and multi-frequency analysis to achieve an increased sensitivity. The bandwidth compensation technique allows for measurements within small bandwidths by accounting for the increased signal ...
Haandbaek, Niels +6 more
openaire +2 more sources
Dual Complementary Source Magneto-Electric Dipole Antenna Loaded With Split Ring Resonators
IEEE Access, 2020 In this paper, a magneto-electric (ME) dipole antenna excited by two slots through a printed ridge gap waveguide (PRGW) is presented. This antenna, which operates in the Ka-band, is considered as a dual complementary source (DCS), and exhibits a higher ...
Mehri Borhani Kakhki +4 more
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