Gain and side-lobe improvement of W-band microstrip array antenna with CSRR for radar applications
Sign Up to like & getrecommendations! Published in 2017 at "Electronics Letters"
DOI: 10.1049/el.2017.0874
Abstract: A new method for suppressing surface waves on a millimetre-wave microstrip array antenna is presented. A 10 × 2 patch array antenna is designed at 77 GHz for W-band radar applications. Complementary split ring resonator… read more here.
Keywords: csrr; array antenna; antenna csrr; side lobe ... See more keywords
Adjustable high resolution window function
Sign Up to like & getrecommendations! Published in 2018 at "Electronics Letters"
DOI: 10.1049/el.2018.0448
Abstract: In this letter, the authors introduce an adjustable window function that combines the ability of ultra-spherical window function to control peak side-lobe level and asymptotic side-lobe attenuation, with the side-lobe pattern of the Taylor–Villeneuve window… read more here.
Keywords: function; side lobe; window function;
Minimization of side lobe level of non-uniformly spaced concentric elliptical array antennas for a desired value of first null beam width in vertical and horizontal planes
Sign Up to like & getrecommendations! Published in 2020 at "Electromagnetics"
DOI: 10.1080/02726343.2020.1750690
Abstract: ABSTRACT In this paper, the optimal reduction of side lobe level with constraints of a suitable first null beam width of a non-uniform concentric elliptical array antenna of uniformly excited isotropic elements is described. Three… read more here.
Keywords: lobe level; concentric elliptical; elliptical array; side lobe ... See more keywords
A Side-Lobe Suppression Method Based on Coherence Factor for Terahertz Array Imaging
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Access"
DOI: 10.1109/access.2018.2799180
Abstract: Terahertz (THz) arrays can be used to improve the data acquisition speed considerably in real-time imaging applications. However, the THz array imaging usually suffers from the side-lobe artifacts, which leads to a severe decline in… read more here.
Keywords: lobe suppression; suppression method; lobe; side lobe ... See more keywords
Optimization of Mismatched Filters With Asymmetric Side-Lobe Shape for Short-Range MIMO Radars
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Access"
DOI: 10.1109/access.2023.3277032
Abstract: This paper presents the design of signal compression and separation filters with asymmetric responses for multiple-input multiple-output (MIMO) radars that use pulses longer than the maximum return time of the reflected signal. Such radars suffer… read more here.
Keywords: filters asymmetric; range; side lobe; mimo radars ... See more keywords
A Modified Unequally Spaced Array Antenna Synthesis Method for Side Lobe Reduction
Sign Up to like & getrecommendations! Published in 2017 at "Radioengineering"
DOI: 10.13164/re.2017.0114
Abstract: The aim of this paper is to demonstrate the application of Unequally Spaced Arrays (USAs) in decreasing side lobe level (SLL) in linear arrays. As well known, solving of a nonlinear equation is needed in… read more here.
Keywords: spaced array; method; unequally spaced; side lobe ... See more keywords
Hybrid design approach of optical phased array with wide beam steering range and low side-lobe level.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.449369
Abstract: In this paper, an optical phased array (OPA) with wide beam steering angle and low side-lobe level is designed based on the hybrid approach of particle swarm optimization (PSO) and convex optimization (CVX). The optimization… read more here.
Keywords: beam steering; lobe level; beam; steering range ... See more keywords
VARIABLE DIAGONAL LOADING BASED ROBUST CONCENTRIC HEXAGONAL ANTENNA ARRAY WITH LOW SIDE LOBE LEVEL USING TAPERING WINDOWS
Sign Up to like & getrecommendations! Published in 2020 at "Progress in Electromagnetics Research C"
DOI: 10.2528/pierc20060604
Abstract: In this paper, the performance of a concentric hexagonal antenna array (CHAA) is investigated with the exploitation of a robust variable diagonal loading (VDL) technique in the presence of direction of arrival (DOA) mismatch. The… read more here.
Keywords: diagonal loading; lobe level; chaa; side lobe ... See more keywords