A novel monofilar‐Archimedean metamaterial inspired leaky‐wave antenna for scanning application for passive radar systems
Sign Up to like & getrecommendations! Published in 2018 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.31300
Abstract: A novel backfire-to-endfire leaky-wave antenna is presented with ability to scan from -25ο to +45ο. The antenna is based on metamaterial transmission-lines (MTM-TLs) and is implemented using Monofilar Archimedean spiral and rectangular slots, spiral inductors… read more here.
Keywords: leaky wave; wave antenna; passive radar; monofilar archimedean ... See more keywords
Reduction of the effects of dielectric coating with the extended ground on a small slot leaky wave waveguide antenna
Sign Up to like & getrecommendations! Published in 2018 at "AEU - International Journal of Electronics and Communications"
DOI: 10.1016/j.aeue.2018.06.031
Abstract: Abstract The effects of a Teflon dielectric coating with the extended ground on the radiation characteristics of a small uniform longitudinal slot leaky wave waveguide antenna is investigated. Unwanted ripples, which are generated due to… read more here.
Keywords: leaky wave; coating extended; slot; dielectric coating ... See more keywords
Novel and active technique for controlling the radiation pattern of the half-width microstrip leaky wave antenna array
Sign Up to like & getrecommendations! Published in 2019 at "AEU - International Journal of Electronics and Communications"
DOI: 10.1016/j.aeue.2019.152823
Abstract: Abstract A novel, half width–microstrip leaky wave antenna (HW–MLWA) array is presented in this paper. It can electronically control its beam at fixed frequency using a double gap capacitor with diodes and has good impedance… read more here.
Keywords: array; microstrip; half width; width microstrip ... See more keywords
Planar leaky-wave antenna at 6GHz
Sign Up to like & getrecommendations! Published in 2018 at "Procedia Manufacturing"
DOI: 10.1016/j.promfg.2018.03.077
Abstract: Abstract This paper presents a leaky-wave antenna, which operates at the frequency of 6 GHz. The proposed structure bases on a series of resonant patch antennas, which is connected by micro strip lines to have… read more here.
Keywords: wave antenna; leaky wave; planar leaky; antenna 6ghz ... See more keywords
Analysis and Design of a Compact Leaky-Wave Antenna for Wide-Band Broadside Radiation
Sign Up to like & getrecommendations! Published in 2018 at "Scientific Reports"
DOI: 10.1038/s41598-018-35480-7
Abstract: A low-cost compact planar leaky-wave antenna (LWA) is proposed offering directive broadside radiation over a significantly wide bandwidth. The design is based on an annular metallic strip grating (MSG) configuration, placed on top of a… read more here.
Keywords: leaky wave; wave antenna; broadside radiation; broadside ... See more keywords
Integrated terahertz radar based on leaky-wave coherence tomography
Sign Up to like & getrecommendations! Published in 2020 at "Nature Electronics"
DOI: 10.1038/s41928-019-0357-4
Abstract: Terahertz wave radar offers a higher resolution and smaller aperture compared with microwave radar. However, despite the emergence of terahertz sources and detectors suitable for radar front ends, the integration of a phased-array radar system… read more here.
Keywords: leaky wave; integrated terahertz; terahertz radar; wave coherence ... See more keywords
Leaky-wave antenna with continuous backward-to-forward frequency scanning using strip-fed cavity-backed slots
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2021.1958706
Abstract: A leaky-wave antenna made of cavity-backed-slot radiating elements with open-stopband suppression is presented. The cavity-backed slots are seriesly fed by a strip. The bandwidth of the unit cell o... read more here.
Keywords: leaky wave; wave antenna; cavity backed; backed slots ... See more keywords
Metamaterial beam scanning leaky-wave antenna based on quarter mode substrate integrated waveguide structure*
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Physics B"
DOI: 10.1088/1674-1056/26/2/024102
Abstract: In this paper, we first propose a metamaterial structure by etching the same two interdigital fingers on the upper ground of quarter mode substrate integrated waveguide (QMSIW). The simulated results show that the proposed QMSIW-based… read more here.
Keywords: mode substrate; leaky wave; wave antenna; integrated waveguide ... See more keywords
Directive and tunable graphene based optical leaky wave radiating structure
Sign Up to like & getrecommendations! Published in 2019 at "Materials Research Express"
DOI: 10.1088/2053-1591/ab06df
Abstract: We realize graphene optical leaky wave radiating structure for tuning the wavelength and radiation response. The use of graphene in designing optical leaky wave radiating structure provides efficient dynamic tuning and directive response. This tuning… read more here.
Keywords: radiating structure; graphene; leaky wave; optical leaky ... See more keywords
Design of a Polarization-Diverse Planar Leaky-Wave Antenna for Broadside Radiation
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2901446
Abstract: The design of a K-band radial leaky-wave antenna is presented for polarization diversity applications. The antenna structure is constituted by an annular, radially periodic, and metallic strip grating printed on top of a single-layer grounded… read more here.
Keywords: planar; radiation; leaky wave; polarization ... See more keywords
Reconfigurability Mechanisms With Scanning Rate Control for Omega-Bianisotropic Huygens’ Metasurface Leaky-Wave Antennas
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2953779
Abstract: In this paper, different reconfigurability mechanisms are proposed to scan the pointing direction at a fixed frequency of recently-proposed leaky-wave antennas based on omega-bianisotropic Huygens’ metasurfaces. The tunability of both the waveguide height and the… read more here.
Keywords: scanning rate; omega bianisotropic; leaky wave; reconfigurability mechanisms ... See more keywords