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 …

Frequency-reconfigurable low-profile circular monopolar patch antenna

L Ge, KM Luk - IEEE Transactions on Antennas and …, 2014 - ieeexplore.ieee.org
A novel frequency-reconfigurable antenna is presented based on a circular monopolar
patch antenna. The antenna comprises of a center-fed circular patch surrounded by four …

A frequency-reconfigurable wearable textile antenna with one-octave tuning range

QH Dang, SJ Chen, DC Ranasinghe… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A reconfigurable wearable textile antenna with wide frequency tuning range is demonstrated
in this work. Frequency agility is realized by adding a coplanar reconfiguration module to a …

Frequency-reconfigurable bow-tie antenna with a wide tuning range

T Li, H Zhai, L Li, C Liang - IEEE antennas and wireless …, 2014 - ieeexplore.ieee.org
A frequency-reconfigurable bow-tie antenna with a continuous wide tuning range is
proposed. The antenna can be electronically tuned over the lower ultrawideband (UWB) …

A frequency reconfigurable half annular ring slot antenna design

TY Han, YJ Liao - IEEE Transactions on Antennas and …, 2014 - ieeexplore.ieee.org
The design of a switchable microstrip-fed half annular ring slot antenna for multi-frequency
operation is proposed. By incorporating three switches along the meandered tuning stub …

Low-profile 2.4/5.8 GHz MIMO/diversity antenna for WLAN applications

A Birwal, S Singh, BK Kanaujia… - Journal of Electromagnetic …, 2020 - Taylor & Francis
ABSTRACT A low-profile multi-input-multi-output (MIMO)/diversity antenna suitable for
wireless local area network (WLAN) applications is presented. In the proposed antenna, two …

Reconfigurable multiband extended U-slot antenna with switchable polarization for wireless applications

M Fakharian, P Rezaei, A Orouji - IEEE Antennas and …, 2015 - ieeexplore.ieee.org
This paper proposes a reconfigurable multiband extended U-slot antenna with polarization
diversity for wireless applications. The antenna is able to switch among linear polarization …

Band-reconfigurable unidirectional antenna: A simple, efficient magneto-electric antenna for cognitive radio applications

L Ge, KM Luk - IEEE Antennas and Propagation Magazine, 2016 - ieeexplore.ieee.org
With the tremendous growth of wireless communications, the electromagnetic frequency
spectrum has become very congested. This attracts increasing attention to band …

[HTML][HTML] Miniaturized antenna design for communication establishment of peer-to-peer communication in the oil pipelines

EB Priyanka, S Thangavel, T Kalavathidevi - Petroleum Research, 2021 - Elsevier
In the oil pipeline world, wireless automation plays an important role through integrated
electronic technology in antenna design for robust performance. The technology gets …

Frequency reconfigurable U-slot antenna for SDR application

S Sharma, CC Tripathi - Progress In Electromagnetics Research Letters, 2015 - jpier.org
In this paper, a novel frequency reconfigurable U-slot microstrip antenna with T-shaped feed
line for Software Defined Radio applications is proposed. The proposed antenna, indexed …