A Quad‐Port MIMO Antenna With Improved Isolation Developed by Colored Resin Fiber Material for Wideband Applications DOI Open Access
Raju Pandey, Ashim Kumar Biswas, Ujjal Chakraborty

et al.

International Journal of Communication Systems, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 10, 2024

ABSTRACT The article explores a quad‐port compact (56 × 56 1.5 mm 3 ) multiple‐input multiple‐output (MIMO) antenna developed on colored resin fiber material encompassing enhanced isolation for wideband applications. design configuration incorporates four ground stubs positioned among pairs the upper section of substrate and eight rectangular‐shaped slots to enhance isolation. functions over broad spectral range from 4.21 10.95 GHz, providing coverage WLAN (5.15–5.35 GHz/5.725–5.825 GHz), C band uplink (5.925–6.425 downlink defense (7.2–7.7 ITU (8–8.5 with 88.91% fractional bandwidth. ensures exceptional isolation, exceeding 21 dB orthogonal antennas 25 between oppositely placed across entire functioning Across working band, showcases favorable diversity characteristics, including lower envelope correlation coefficient (ECC < 0.085), higher gain (DG > 9.95 dB), minimal channel capacity loss (< 0.39 bits/s/Hz), negligible magnitude variation in mean effective ports 0.1 dB). acquired total active reflection (TARC) curve exhibits antenna's robust resonance features application commendable time domain properties region. findings simulation measurements revealed close alignment.

Language: Английский

A Comprehensive Review and Analysis of the Design Aspects,Structure, and Applications of Flexible Wearable Antennas DOI Creative Commons

Sunaina Singh,

Ranjan Mishra, Ankush Kapoor

et al.

Telecom, Journal Year: 2025, Volume and Issue: 6(1), P. 3 - 3

Published: Jan. 3, 2025

This review provides a comprehensive analysis of the design, materials, fabrication techniques, and applications flexible wearable antennas, with primary focus on their roles in Wireless Body Area Networks (WBANs) healthcare technologies. Wearable antennas are increasingly vital for that require seamless integration human body while maintaining optimal performance under deformation environmental stress. Return loss, gain, bandwidth, efficiency, SAR some most important parameters define an antenna. Their interactions tissues also studied greater detail. Such studies essential to ensure body-centric communication systems perform optimally, remain safe, compliance regulatory standards. Advanced including textiles, polymers, conductive composites, analyzed electromagnetic properties mechanical resilience. study explores innovative such as inkjet printing, screen embroidery, which enable scalable cost-effective production. Additionally, solutions optimization, use metamaterials, band gap (EBG) structures, frequency-selective surfaces (FSSs), discussed. highlights transformative potential healthcare, IoT, next-generation systems, emphasizing adaptability real-time monitoring advanced wireless technologies, 5G 6G. The energy harvesting, biocompatible sustainable manufacturing processes is identified future direction, paving way become integral evolution smart connected systems.

Language: Английский

Citations

1
A Quad‐Port MIMO Antenna With Improved Isolation Developed by Colored Resin Fiber Material for Wideband Applications DOI Open Access
Raju Pandey, Ashim Kumar Biswas, Ujjal Chakraborty

et al.

International Journal of Communication Systems, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 10, 2024

ABSTRACT The article explores a quad‐port compact (56 × 56 1.5 mm 3 ) multiple‐input multiple‐output (MIMO) antenna developed on colored resin fiber material encompassing enhanced isolation for wideband applications. design configuration incorporates four ground stubs positioned among pairs the upper section of substrate and eight rectangular‐shaped slots to enhance isolation. functions over broad spectral range from 4.21 10.95 GHz, providing coverage WLAN (5.15–5.35 GHz/5.725–5.825 GHz), C band uplink (5.925–6.425 downlink defense (7.2–7.7 ITU (8–8.5 with 88.91% fractional bandwidth. ensures exceptional isolation, exceeding 21 dB orthogonal antennas 25 between oppositely placed across entire functioning Across working band, showcases favorable diversity characteristics, including lower envelope correlation coefficient (ECC < 0.085), higher gain (DG > 9.95 dB), minimal channel capacity loss (< 0.39 bits/s/Hz), negligible magnitude variation in mean effective ports 0.1 dB). acquired total active reflection (TARC) curve exhibits antenna's robust resonance features application commendable time domain properties region. findings simulation measurements revealed close alignment.

Language: Английский

Citations

3