An Isolated Inverted U-Shaped MIMO Antenna for Performance Enhancement

The antenna operates within the frequency of 8.1 to 8.5 GHz range, catering to applications demanding reliable communication in this specific spectrum. The inverted U-shaped ground stub serves as a unique isolator, contributing to improved isolation between antenna elements and mitigating interference, thereby enhancing Multiple Input Multiple Output (MIMO) system performance. The design intricacies, including geometric dimensions and positioning of the inverted U-shaped ground stub, are optimized for resonance within the specified frequency range. The antenna demonstrates promising characteristics, with a focus on enhanced isolation, reduced mutual coupling, and improved radiation efficiency. Simulations and testing validate the effectiveness of the proposed design, showcasing its potential in advanced systems of wireless communication application requiring MIMO technology.