Reduced aperture low sidelobe patch array
Sign Up to like & getrecommendations! Published in 2018 at "Electronics Letters"
DOI: 10.1049/el.2018.1051
Abstract: This Letter presents the design of a reduced aperture low sidelobe 4 × 4 patch array whose aperture is much smaller than that of a conventional 4 × 4 patch array since the spacing between… read more here.
Keywords: reduced aperture; aperture; patch; sidelobe ... See more keywords
Phased Sub-arrays Pattern Synthesis Method with Deep Sidelobe Reduction and Narrow Beam Width
Sign Up to like & getrecommendations! Published in 2020 at "Iete Journal of Research"
DOI: 10.1080/03772063.2020.1853616
Abstract: Antenna arrays with low sidelobe patterns and high directivities are very desirable in practice and represent a key success for many communication systems such as radio telescopes, satellites, fift... read more here.
Keywords: arrays pattern; pattern synthesis; synthesis method; sub arrays ... See more keywords
Enhanced bandwidth, low sidelobe resonant cavity antenna using tapered complementary FSS layers
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2020.1806738
Abstract: A novel resonant cavity antenna (RCA) with low sidelobe levels over an enhanced bandwidth is presented. Radiation bandwidth of the antenna is increased by using a pair of complementary FSS layers, giving a positive reflection… read more here.
Keywords: enhanced bandwidth; resonant cavity; cavity; sidelobe ... See more keywords
Synthesis and Measurement of a Circular-Polarized Deflection OAM Vortex Beam With Sidelobe Suppression Array
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2993877
Abstract: In this paper, a chamfer distribution antenna array is designed to generate a deflecting circular-polarized vortex beam carrying orbital angular momentum (OAM) mode. When the vortex beam is designed with a deflection angle, the sidelobe… read more here.
Keywords: vortex beam; array; oam; sidelobe ... See more keywords
Effect Analysis and Spectral Weighting Optimization of Sidelobe Reduction on SAR Image Understanding
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"
DOI: 10.1109/jstars.2019.2925420
Abstract: This paper focuses on effect analysis and spectral weighting optimization of sidelobe reduction on synthetic aperture radar (SAR) image understanding. First, a statistical model for each pixel in complex-amplitude distribution of the SAR image is… read more here.
Keywords: sar image; sidelobe; sidelobe reduction; spectral weighting ... See more keywords
A 24 GHz Microstrip Comb Array Antenna With High Sidelobe Suppression for Radar Sensor
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Antennas and Wireless Propagation Letters"
DOI: 10.1109/lawp.2021.3075887
Abstract: In this letter, a compact microstrip comb array antenna with high sidelobe suppression is presented for a 24 GHz radar sensor. Based on the printed circuit board process, several series-fed microstrip comb lines are designed… read more here.
Keywords: array; comb; microstrip comb; array antenna ... See more keywords
Weighted Subspace-Constrained Adaptive Beamforming for Sidelobe Control
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2019.2896578
Abstract: A weighted subspace-constrained minimum variance distortion-less response (WS-MVDR) beamformer is proposed for robustly controlling the peak sidelobe level (PSL) as well as the sidelobe shape of adaptive array pattern with stable mainlobe. The adaptive weight… read more here.
Keywords: control; weighted subspace; subspace constrained; subspace ... See more keywords
Sidelobe Control for Bistatic SAR Imaging
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3099174
Abstract: This letter presents coherent and incoherent nonlinear apodization methods for bistatic synthetic aperture radar (SAR) imaging. The methods are developed on the principle of nonlinear apodization for monostatic SAR imaging and a $\omega \,\,-\,\,k$ relationship… read more here.
Keywords: sar imaging; apodization methods; bistatic sar; sidelobe ... See more keywords
A Method for Scaling Window Sidelobe Magnitude
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2021.3079847
Abstract: Many types of windows have been designed in the past decades for various applications. Each window type has its own specific characteristics. In this letter, we present a general technique for trading off main lobe… read more here.
Keywords: scaling window; method scaling; window sidelobe; sidelobe magnitude ... See more keywords
Multi-Timeslot Wide-Gap Frequency-Hopping RFPA Signal and Its Sidelobe Suppression
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2022.3188594
Abstract: Random frequency and pulse repetition interval agile (RFPA) signals have excellent anti-jamming ability and achieve low probability of intercept (LPI), making them promising for applications in radar systems. However, their matched filter (MF) outputs suffer… read more here.
Keywords: timeslot wide; frequency; multi timeslot; rfpa signals ... See more keywords
Low-Sidelobe Air-Filled Slot Array Fabricated Using Silicon Micromachining Technology for Millimeter-Wave Application
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2017.2717971
Abstract: A low-sidelobe air-filled slot array is proposed and fabricated using silicon micromachining technology for millimeter-wave application. As is well known, the high-permittivity silicon prohibits the silicon-based antenna from having good performance. Here, this problem is… read more here.
Keywords: slot; sidelobe; fabricated using; silicon ... See more keywords