V-band six-port interferometer receiver: High data-rate wireless applications, BER and EVM analysis, and CFO compensation

MD Ardakani, SO Tatu - IEEE Access, 2021 - ieeexplore.ieee.org
The realization and analysis of an implemented V-band six-port demodulator, operating over
60 GHz band, are presented in this paper. The performance of the design in real-time high …

Characterization of a Highly Efficient Waveguide Front-End Direct-Conversion Receiver for 60-GHz Wireless Systems

MD Ardakani, R Karimian… - … on Antennas and …, 2021 - ieeexplore.ieee.org
The paper presents the characterization of a wideband front-end receiver, based on hollow
waveguide technology and multiport concept, for 60 GHz wireless communications …

Towards E-band Wavelength: 3D Printed Gaussian Corrugated Horn for Cassegrain Antenna Application

J Pourahmadazar, R Karimian… - 2022 United States …, 2022 - ieeexplore.ieee.org
Two Gaussian profile conical horn antennas for use within the E-band spectrum are
presented. The proposed conical horn antenna is designed in three segments: Mode …

Alumide as a Nonmagnetic Fresnel Zone Lens at 30 GHz

J Pourahmadazar, R Karimian… - … Symposium of the …, 2021 - ieeexplore.ieee.org
A nonmagnetic Fresnel Zone Plate Lens (FZPL) antenna with high dielectric plastic porosity
controlling is proposed in this paper. Compared to conventional Fresnel plates, the …

X-band substarte integrated waveguide Rotman Lens

J Pourahmadazar, T Denidni - … -URSI Radio Science Meeting (Joint with …, 2015 - hal.science
This paper presents a novel substrate integrated waveguide (SIW) for X-band sensing
applications. It employs a SIW Rotman Lens (RL) as a beam switching network. A prototype …

Towards Fractal Antennas: A multiband Sierpinski Triangle (Gasket) Fractal Vivaldi Antenna

J Pourahmadazar - 2023 - hal.science
Using Sierpinski Triangle Fractals (STFs), a revised Vivaldi antenna with multiband
coverage is presented. This report explains how fractal itera-tions can be increased to …

High resolution beam switch antenna based on modified CRLH Butler matrix

R Karimian, M Dashti Ardakani, S Ahmadi… - Engineering …, 2021 - Wiley Online Library
A new beam switch antenna based on a composite right/left‐handed (CRLH) Butler matrix is
presented and experimentally validated. The CRLH transmission line (TL) is proposed to …

Extended hemispherical integrated lens antenna for F-band application

J Pourahmadazar, TA Denidni - 2017 XXXIInd General …, 2017 - ieeexplore.ieee.org
This paper presents a dipole antenna as a feed of extended hemispherical lens for 60 GHz
applications. This structure employs lens structure for gain enhancement and a dipole …

Classification of Frequency Bands in the Joint Millimeter-Wave Sensing and Communication System (JSCS): A Comprehensive Analysis

N Souzandeh, J Pourahmadazar - 2023 - hal.science
The Joint Millimeter-Wave Sensing and Communication System (JSCS) is a rapidly
emerging technology that integrates sensing and communication functionalities in the …

A transparent robust quasi‐isotropic circularly polarized antenna for Cub‐Sat and outdoor wireless

M Dashti Ardakani, M Tabatabaefar - Engineering Reports, 2020 - Wiley Online Library
In this article, a highly robust antenna is proposed for omnidirectional circular polarized
communications in harsh environments at 2.45 GHz industrial, scientific, and medical …