Small frequency range discrete bandwidth tunable multiband MIMO antenna for radio/LTE/ISM-2.4 GHz band applications

B BharathiDevi, J Kumar - AEU-International Journal of Electronics and …, 2022 - Elsevier
In this paper, an equilateral triangle inspired a novel triple-band multiple-input-multiple-
output (MIMO) antenna is reported for L and S-band applications. The antenna elements are …

[HTML][HTML] Frequency selective surface for ultra-wide band filtering and shielding

A De Sabata, L Matekovits, A Buta, G Dassano… - Sensors, 2022 - mdpi.com
A frequency selective surface for spatial filtering in the standardized Ultra-Wide Band (UWB)
frequency range is proposed. A very large stop-band of 1.75–15.44 GHz has been obtained …

Imaging properties of nonperiodic time-varying active frequency selective surface

J Wang, D Feng, Y Kong, S Quan… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The rapid development of artificial electromagnetic (EM) materials provides unprecedented
freedom to manipulate EM waves. In recent years, reflective spectrum conversion …

Design of dual-stopband FSS with tightly spaced frequency response characteristics

Y Li, P Ren, Z Xiang, B Xu… - IEEE Microwave and …, 2022 - ieeexplore.ieee.org
This letter proposes a dual-stopband frequency selective surface (FSS) with tightly spaced
frequency response characteristics. The metal layer of this FSS structure is composed of a …

Performance evaluation of compact FSS‐integrated flexible monopole antenna for body area communication applications

B Sugumaran, R Balasubramanian… - International Journal …, 2022 - Wiley Online Library
This article presents a compact wearable antenna integrated with a novel frequency
selective surface (FSS) made of textile materials. The antenna can be applied in wearable …

A Compact Tri-Band EM-Shield for 5G/X/Ku-Band Indoor Wireless Applications

M Bilal, N Saleem, A Quddus, A Ali, A Rehman… - Wireless Personal …, 2023 - Springer
An FSS based electromagnetic (EM) shield for 5G, X-band and Ku-band indoor shielding
applications is proposed in this manuscript. This shield offers a tri-band and polarization …

Active Frequency Selective Rasorber Based on Fiber-Reinforced SiO Ceramic Matrix Composite

M Sun, Y Yu, K An, F Cui, J Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The radome absorber, always be defined as rasorber, is investigated based on the SiO/SiO
fiber-reinforced ceramic matrix composite (CMC) for high-strength environment. The …

Design of dual-band frequency-selective surfaces with independent tunability

YH Ma, DW Wang, Y Yu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A design approach for dual-passband frequency-selective surface (FSS) with independent
tunability is proposed and implemented. The principle of the proposed design approach is …

A polarization-insensitive dual-band fss with high selectivity and independently switchable characteristics

B Jiang, H Hu, J Tian, S Lei, M Chen… - IEEE Antennas and …, 2022 - ieeexplore.ieee.org
The investigation of dual-band frequency selective surface (FSS) has attracted a great deal
of attention over the past few decades. However, the existing reconfigurable dual-band …

Time-modulated active frequency selective surface absorber/reflector for spectrum conversion

F Zhao, J Wang, D Feng, Q Wu, X Liu - Journal of Applied Physics, 2022 - pubs.aip.org
Spectrum conversion involves the movement of a signal from one frequency to another, and
it is well-studied in materials interacting with electromagnetic waves from microwave to …