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Autores principales: Poulami Ghosh, Shradha Takawane, Ishan Burchunde, Ganesh N. Gaikwad, Rajesh Singh
Formato: Recurso digital
Lenguaje:inglés
Publicado: Zenodo 2025
Materias:
MIMO antenna, Mutual coupling reduction, Rectangular Slot, U-shaped resonator, Dual-band operation, Wireless communication systems.
Acceso en línea:https://doi.org/10.5281/zenodo.15449463
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  • <p><em><span lang="EN-US">This paper presents the design of a compact MIMO (Multiple<span> </span>input<span> </span>Multiple<span> </span>output)<span> </span>antenna<span> </span>which<span> </span>resonates<span> </span>at<span> </span>dual band<span> </span>frequencies<span> </span>(2.4<span> </span>GHz<span> </span>and<span> </span>5.4<span> </span>GHz).<span> </span>The<span> </span>U-shaped<span> </span>resonator is<span> </span>incorporated<span> </span>to<span> </span>reduce<span> </span>mutual<span> </span>coupling<span> </span>at<span> </span>5.4<span> </span>GHz<span> </span>(achieving<span> </span>- 32 dB isolation), while the rectangular slot structure effectively minimizes mutual coupling at 2.4 GHz (achieving -28 dB isolation).<span> </span>The<span> </span>return<span> </span>loss<span> </span>is<span> </span>below<span> </span>-15<span> </span>dB<span> </span>at<span> </span>both<span> </span>frequency<span> </span>bands, ensuring excellent impedance matching. These design elements enhance antenna performance and improve isolation between MIMO elements. The simulated results demonstrate that the proposed U-shaped resonator and rectangular slot structure effectively<span> </span>reduce<span> </span>mutual<span> </span>coupling<span> </span>between<span> </span>array<span> </span>elements<span> </span>at<span> </span>the two operating frequency bands, making the MIMO antenna<span> </span>a promising solution for future 5G smartphones, IoT devices like smart home automation systems, industrial IoT (IIoT) sensors, healthcare<span> </span>monitoring<span> </span>devices,<span> </span>and<span> </span>wearable<span> </span>electronics,<span> </span>and<span> </span>Wi- Fi applications.</span></em></p>

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