Leaky-wave structures and techniques for integrated front-end antenna systems

D Zheng, CH Chan, K Wu - IEEE Journal of Microwaves, 2022 - ieeexplore.ieee.org
Leaky-wave antenna (LWA), as a special kind of waveguiding structure simultaneously
characterized by both the guidance and radiation of electromagnetic waves along it, has …

An efficient and accurate semi-analytical matching technique for waveguide-fed antennas

E Negri, W Fuscaldo, S Tofani, P Burghignoli… - Scientific Reports, 2024 - nature.com
Several RF and microwave radiating devices, such as horn antennas, Fabry–Perot cavity
antennas, and aperture-fed focusing devices, are excited through rectangular waveguides …

Leaky-wave analysis of TM-, TE-, and hybrid-polarized aperture-fed bessel-beam launchers for wireless-power-transfer links

E Negri, W Fuscaldo, P Burghignoli… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Bessel beams (BBs) can be generated at microwave frequencies by means of compact,
planar devices based on Fabry–Perot cavity leaky-wave resonators. Most designs are based …

DOA estimation based on ESPRIT algorithm method for frequency scanning LWA

YM Ning, S Ma, FY Meng, Q Wu - IEEE Communications …, 2020 - ieeexplore.ieee.org
In this paper, an improved estimation of signal parameters via rotational invariance
techniques (ESPRIT) algorithm is proposed. As to the frequency scanning leaky wave …

A dual-band electronic-scanning leaky-wave antenna based on a corrugated microstrip line

M Wang, HF Ma, W xuan Tang… - … on Antennas and …, 2019 - ieeexplore.ieee.org
A dual-band fixed-frequency beam-scanning leaky-wave antenna (LWA) based on a
corrugated microstrip line (CML) has been proposed. The proposed CML includes a series …

A Leaky-Wave Analysis of Resonant Bessel-Beam Launchers: Design Criteria, Practical Examples, and Potential Applicationsat Microwave and Millimeter-Wave …

E Negri, W Fuscaldo, P Burghignoli, A Galli - Micromachines, 2022 - mdpi.com
Resonant Bessel-beam launchers are low-cost, planar, miniaturized devices capable of
focusing electromagnetic radiation in a very efficient way in various frequency ranges, with …

Analysis and design of a compact leaky-wave antenna for wide-band broadside radiation

D Comite, SK Podilchak, P Baccarelli, P Burghignoli… - scientific reports, 2018 - nature.com
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 …

A 2-D beam-scanning Bessel launcher for terahertz applications

GB Wu, KF Chan, SW Qu… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article proposes a novel nondiffractive Bessel beam launcher based on discrete
dielectric lens (DDL) antenna with 2-D beam-scanning capability operating at 300 GHz. The …

Design of TE-polarized resonant Bessel-beam launchers for wireless power transfer links in the radiative near-field region

E Negri, F Benassi, W Fuscaldo, D Masotti… - International Journal of …, 2024 - cambridge.org
Resonant Bessel-beam launchers (BBLs) are radiating devices constituted by a cylindrical
metallic cavity with a partially reflecting sheet (PRS) on top. Millimeter-wave resonant BBLs …

TE-polarized Bessel-beam launchers for wireless power transfer at millimeter waves: Theory, design, and experimental validation

F Benassi, E Negri, W Fuscaldo… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Transverse-electric (TE) polarized Bessel-beam launchers working at millimeter-wave
frequencies are theoretically described, simulated, realized, and experimentally validated. A …