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 …

Mathematical model and real-world demonstration of multi-beam and wide-beam reconfigurable intelligent surface

A Bagheri, M Safaei, A Araghi, SMM Shahabi… - IEEE …, 2023 - ieeexplore.ieee.org
In this paper, a mathematical model is proposed to govern the phase distribution on a
reconfigurable intelligent surface (RIS) for anomalously reflecting the beam towards the …

Complex Neural Network based Joint AoA and AoD Estimation for Bistatic ISAC

S Naoumi, A Bazzi, R Bomfin… - IEEE Journal of Selected …, 2024 - ieeexplore.ieee.org
Integrated sensing and communication (ISAC) in wireless systems has emerged as a
promising paradigm, offering the potential for improved performance, efficient resource …

Autonomous reconfigurable intelligent surface based on highly-efficient solar cells

A Tishchenko, A Ali, A Araghi, P Botham… - 2023 17th European …, 2023 - ieeexplore.ieee.org
The power consumption of reconfigurable intelligent surfaces (RIS) has not been addressed
enough in the state-of-the-art. This paper proposes a paradigm for converting RISs into eco …

Amplitude and Frequency Modulated Leaky-Wave Antenna for Reconfigurable Intelligent Radiation

Z Wang, Y Dong - IEEE Transactions on Antennas and …, 2024 - ieeexplore.ieee.org
This article first proposes the concept, design, and implementation of a kind of amplitude
and frequency digitally modulated leaky wave antenna (LWA) for reconfigurable and …

Bandpass filter in ridge empty substrate integrated waveguide with U-shaped impedance inverters

D Herraiz, H Esteban, JV Morro… - IEEE Microwave and …, 2022 - ieeexplore.ieee.org
Substrate integrated waveguides (SIWs) are a compromise in terms of performance, cost,
and volume between classical planar technologies and high quality three-dimensional …

A Wideband and High-Polarization-Purity Leaky-Wave Antenna with Continuous Backward-to-Forward Scanning based on Mode Modulation

M Wang, JR Chen, HF Ma, TJ Cui - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In this communication, a mode-modulated leaky wave antenna (LWA) composed of
alternating arrangement of substrate-integrated coaxial lines (SICLs) elements and …

[HTML][HTML] Contactless AF-SIW phase shifters based on periodic structures at mmWaves

C Segura-Gómez, M Pérez-Escribano… - … -International Journal of …, 2024 - Elsevier
This document presents different phase shifter designs implemented in contactless air-filled
substrate-integrated waveguide (CLAF-SIW) technology. The phase shifters are based on …

A Fixed-Beam Leaky-Wave Antenna With Coupling Elements of Multi-Resonance

H Tian, J Liu - IEEE Transactions on Antennas and …, 2024 - ieeexplore.ieee.org
A novel technique is proposed for the fixed-beam design of leaky wave antennas (LWAs) by
periodically loading multiresonance elements. The single-resonance elements can generate …

An End-Fire Leaky-Wave Antenna with Flexible Modification on the Phase and Attenuation Constants

J Duan, L Zhu - IEEE Transactions on Antennas and …, 2023 - ieeexplore.ieee.org
This article presents an endfire leaky wave antenna (LWA) by periodically loading a series
of strips and stubs between and at two sides of the coplanar strip (CPS) line to modify its …