Tri-polarized holographic MIMO surfaces for near-field communications: Channel modeling and precoding design

L Wei, C Huang, GC Alexandropoulos… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This paper investigates the utilization of triple polarization (TP) for multi-user (MU) wireless
communication systems with holographic multiple-input multi-output surfaces (HMIMOSs) …

Microwave antennas—an intrinsic part of RF energy harvesting systems: a contingent study about its design methodologies and state‐of‐art technologies in current …

BR Behera, PR Meher… - International Journal of RF …, 2020 - Wiley Online Library
With the significant rise of low power embedded devices in various applications of both
consumer and commercial usage, the surge for continuous power requirements has initiated …

Representation of electromagnetic energy around antennas: current research and future directions

D Sarkar, S Mikki, YMM Antar - IEEE Antennas and …, 2020 - ieeexplore.ieee.org
In this article, we reconsider the subject of spatiotemporal electromagnetic (EM) energy
around the antenna near field from a fundamental perspective and discuss the use of …

Energy stored by radiating systems

K Schab, L Jelinek, M Capek, C Ehrenborg… - IEEE …, 2018 - ieeexplore.ieee.org
Though commonly used to calculate Q-factor and fractional bandwidth, the energy stored by
radiating systems (antennas) is a subtle and challenging concept that has perplexed …

A theory of antenna electromagnetic near field—Part I

SM Mikki, YMM Antar - IEEE Transactions on Antennas and …, 2011 - ieeexplore.ieee.org
We present in this paper a comprehensive theory of antenna near fields in two parts,
highlighting in particular the engineering perspective. Part I starts by providing a general …

Tri-polarized holographic MIMO surface in near-field: Channel modeling and precoding design

L Wei, C Huang, GC Alexandropoulos, Z Yang… - arXiv preprint arXiv …, 2022 - arxiv.org
This paper investigates the utilization of triple polarization (TP) for multi-user (MU)
holographic multiple-input multi-output surface (HMIMOS) wireless communication systems …

Design of near-field synthesis arrays through global optimization

S Clauzier, SM Mikki, YMM Antar - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
We provide a study of the relation between the near-and far-fields in antenna systems by
working with a concrete design problem. The task of finding an antenna array capable of …

Theory of Electromagnetic Radiation in Nonlocal Metamaterials---Part I: Foundations

S Mikki - Progress In Electromagnetics Research B, 2020 - jpier.org
Nonlocal radiating systems are new functional structures composed of externally applied
currents radiating in nonlocal material domains, for example hot plasma, optically active …

Dynamics of antenna reactive energy using time-domain IDM method

D Sarkar, SM Mikki, KV Srivastava… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
A general computational paradigm, the time-domain infinitesimal dipole model (IDM)
method, is developed and applied to compute reactive energy and radiated power for …

Poynting localized energy: Method and applications to gain enhancement in coupled antenna systems

D Sarkar, SM Mikki, YMM Antar - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
We present a general and comprehensive approach to evaluate spatio-temporal localized
energy around radiating structures of arbitrary shapes and excitation signals. The method …