Steering the beam of medium-to-high gain antennas using near-field phase transformation
MU Afzal, KP Esselle - IEEE Transactions on Antennas and …, 2017 - ieeexplore.ieee.org
A method to steer the beam of aperture-type antennas is presented in this paper. Beam
steering is achieved by transforming phase of the antenna near field using a pair of totally …
steering is achieved by transforming phase of the antenna near field using a pair of totally …
The use of simple thin partially reflective surfaces with positive reflection phase gradients to design wideband, low-profile EBG resonator antennas
Partially reflecting surfaces (PRS) with positive reflection phase gradients are investigated
for the design of wideband, low-profile electromagnetic band gap (EBG) resonator antennas …
for the design of wideband, low-profile electromagnetic band gap (EBG) resonator antennas …
Beam-scanning antenna based on near-electric field phase transformation and refraction of electromagnetic wave through dielectric structures
An elegant combination of electric near-field phase transformation technique and
electromagnetic-wave refraction, implemented through a pair of 3D printed dielectric …
electromagnetic-wave refraction, implemented through a pair of 3D printed dielectric …
Wideband high directive aperture coupled microstrip antenna design by using a FSS superstrate layer
A Pirhadi, H Bahrami, J Nasri - IEEE transactions on antennas …, 2012 - ieeexplore.ieee.org
In this communication a high directive electromagnetic bandgap (EBG) antenna operating in
wide frequency band for both return loss (RL) and directivity is examined. In this EBG …
wide frequency band for both return loss (RL) and directivity is examined. In this EBG …
Wideband high-gain EBG resonator antennas with small footprints and all-dielectric superstructures
A novel method is presented to design single-feed high-gain EBG resonator antennas
(ERAs) with significantly wider bandwidths. Dielectric contrast is introduced to 1-D EBG …
(ERAs) with significantly wider bandwidths. Dielectric contrast is introduced to 1-D EBG …
A reconfigurable high-gain partially reflecting surface antenna
A high-gain partially reflective surface (PRS) antenna with a reconfigurable operating
frequency is presented. The operating frequency is electronically tuned by incorporating an …
frequency is presented. The operating frequency is electronically tuned by incorporating an …
A class of extremely wideband resonant cavity antennas with large directivity-bandwidth products
RM Hashmi, KP Esselle - IEEE Transactions on Antennas and …, 2015 - ieeexplore.ieee.org
Extremely wideband resonant cavity antennas (RCAs) with large directivity-bandwidth
products (DBPs) are presented. Their distinct feature is a single-slab superstrate that has a …
products (DBPs) are presented. Their distinct feature is a single-slab superstrate that has a …
Dielectric phase-correcting structures for electromagnetic band gap resonator antennas
A novel technique to design a phase-correcting structure (PCS) for an electromagnetic band
gap (EBG) resonator antenna (ERA) is presented. The aperture field of a classical ERA has …
gap (EBG) resonator antenna (ERA) is presented. The aperture field of a classical ERA has …
A low-profile printed planar phase correcting surface to improve directive radiation characteristics of electromagnetic band gap resonator antennas
MU Afzal, KP Esselle - IEEE Transactions on Antennas and …, 2015 - ieeexplore.ieee.org
This communication presents a method to enhance the radiation performance of
conventional electromagnetic band gap resonator antennas (ERAs) by improving their …
conventional electromagnetic band gap resonator antennas (ERAs) by improving their …
Dual resonator 1-D EBG antenna with slot array feed for improved radiation bandwidth
A one-dimensional (1-D) electromagnetic bandgap (EBG) resonator antenna with both high
gain and wide radiation bandwidth is described. The use of dual resonators in combination …
gain and wide radiation bandwidth is described. The use of dual resonators in combination …