[HTML][HTML] Low-profile dual-band pixelated defected ground antenna for multistandard IoT devices

MA Ullah, R Keshavarz, M Abolhasan, J Lipman… - Scientific Reports, 2022 - nature.com
A low-profile dual-band pixelated defected ground antenna has been proposed at 3.5 GHz
and 5.8 GHz bands. This work presents a flexible design guide for achieving single-band …

Compact Multi-Service Antenna for Sensing and Communication Using Reconfigurable Complementary Spiral Resonator

A Raza, R Keshavarz, E Dutkiewicz… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this article, a compact multiservice antenna (MSA) is presented for sensing and
communication using a reconfigurable complementary spiral resonator. A three turns …

Ultra-Fast and Efficient Design Method Using Deep Learning for Capacitive Coupling WPT System

R Keshavarz, E Majidi, A Raza… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Capacitive coupling wireless power transfer (CCWPT) is one of the pervasive methods to
transfer power in the reactive near-field zone. In this article, a flexible design methodology …

Precision Agriculture: Ultra-Compact Sensor and Reconfigurable Antenna for Joint Sensing and Communication

A Raza, R Keshavarz, N Shariati - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In this article, a joint sensing and communication system is presented for smart agriculture.
The system integrates an ultra-compact soil moisture sensor (UCSMS) for precise sensing …

Efficient Dual-Band Single-Port Rectifier for RF Energy Harvesting at FM and GSM Bands

N Nikkhah, R Keshavarz, M Abolhasan… - … Power Week (WPW), 2022 - ieeexplore.ieee.org
This paper presents an efficient dual-band rectifier for radiofrequency energy harvesting
(RFEH) applications at FM and GSM bands. The single-port rectifier circuit, which comprises …

mm-Wave Polarization Insensitive Spiral Antenna for 5G Energy Harvesting Applications

M Migalin, R Keshavarz… - 2022 Wireless Power Week …, 2022 - ieeexplore.ieee.org
This paper presents the development of a dual-band antenna for novel RF Energy
Harvesting and Wireless Power Transfer systems operating on the fifth-generation (5G) …