Electrical reconfigurability in modern 4g, 4g/5g and 5g antennas: A critical review of polarization and frequency reconfigurable designs

R Alhamad, E Almajali, S Mahmoud - IEEE Access, 2023 - ieeexplore.ieee.org
This paper presents a critical review of modern 4G, 4G/5G, and 5G antennas, which employ
PIN diodes and Varactors for polarization or frequency reconfiguration. For the reviewed 4G …

Design of frequency-reconfigurable antenna on dielectric and magnetic metamaterial composite substrate

M Al-Omari, H Attia, KK Qureshi… - IEEE Antennas and …, 2022 - ieeexplore.ieee.org
Reconfigurable planar antennas are essential in multifunctional wireless communication
devices. This letter presents the design of a frequency-reconfigurable patch antenna printed …

Performance analysis of unmanned aerial vehicle enabled wireless power transfer considering radio frequency system imperfections

A Lahiry, KN Le, VNQ Bao, VWY Tam - Energy, 2023 - Elsevier
A simple and energy-efficient communication system configuration is proposed for
Unmanned Aerial Vehicle Energy Transmitters (UAV-ETs) for Wireless Power Transfer …

Frequency-and pattern-reconfigurable antenna array with broadband tuning and wide scanning angles

CJ You, SH Liu, JX Zhang, X Wang… - … on Antennas and …, 2023 - ieeexplore.ieee.org
A frequency-and pattern-reconfigurable array is analyzed and designed, which consists of a
reconfigurable feed network, 12 rectangular parasitic patches, and four octagonal patch …

Novel frequency-reconfigurable antennas with ring resonators and RF switches: enhancing versatility and adaptability in wireless communication systems

DN Gençoğlan, M Palandöken, Ş Çolak - Applied Sciences, 2023 - mdpi.com
This study introduces innovative designs for frequency-reconfigurable antennas that utilize
ring resonators combined with either PIN diodes or RF switches. These designs enhance …

Compound reconfigurable symmetric slotted MIMO antenna with ABS enclosure for indoor wireless applications

D Thangarasu, RR Thipparaju… - AEU-International Journal …, 2024 - Elsevier
This research work reports the Compound Reconfigurable MIMO Antenna (CRMA) utilizing
RF PIN diodes for indoor wireless communication applications. The proposed CRMA …

Towards expediting the customized multiband antenna design

D Kaushal, R Chandel - Arabian Journal for Science and Engineering, 2023 - Springer
Antennas are used by modern communication systems for a variety of purposes. Multiband
antennas are proving versatile for most systems because of their efficient multi-functional …

A reconfigurable dual‐polarized cavity‐backed annular slot antenna for wireless internet of things applications

NR Kwon, WS Lee - Microwave and Optical Technology Letters, 2023 - Wiley Online Library
In this letter, a cavity‐backed annular slot antenna with a reconfigurable dual‐linear
polarization of∓ 45° employing two PIN diodes for wireless internet of things (IoT) …

A pattern reconfigurable antenna using eight-dipole configuration for energy harvesting applications

M Aboualalaa, HA Mohamed, TAH Alghamdi… - Sensors, 2023 - mdpi.com
A pattern reconfigurable antenna, composed of eight elements, is proposed for energy
harvesting applications. Pattern reconfigurable antennas are a promising technique for …

Star-specific Key-homomorphic PRFs from Learning with Linear Regression

VS Sehrawat, FY Yeo, D Vassilyev - IEEE Access, 2023 - ieeexplore.ieee.org
We introduce a novel method to derandomize the learning with errors (LWE) problem by
generating deterministic yet sufficiently independent LWE instances that are constructed by …