DESIGN AND ANALYSIS OF DUAL BAND BIOMEDICAL ANTENNA FOR IMPLANTABLE APPLICATIONS

Abstract

This thesis presents a pioneering investigation in the realm of biomedical applications, focusing on the development, analysis, and optimization of an implantable and conformal antenna. The primary objective is to engineer a singular antenna capable of efficiently facilitating wireless communication across a diverse range of tissue types within the complex human body. The research methodology encompasses a meticulous and comprehensive approach, incorporating advanced mathematical modelling, state-of-the-art simulation techniques, and sophisticated optimization algorithms. Through rigorous mathematical analyses, the performance characteristics of the antenna, including return loss, bandwidth, and efficiency, are subjected to meticulous evaluation and refinement. The convergence of genetic algorithms and finite element analysis enables the optimization of the antenna's dimensions, materials, and configuration, resulting in unprecedented levels of performance. The extensive evaluation and experimentation of the implantable antenna encompass a wide array of analyses and assessments. Electromagnetic field equations are leveraged to calculate specific absorption rate (SAR) values, ensuring compliance with stringent safety regulations and verifying the antenna's compatibility with the intricate biological environment. In-depth mathematical assessments validate the antenna's ability to facilitate seamless signal transmission and reception across diverse tissue types, highlighting its versatility and exceptional efficacy within varied physiological landscapes. Furthermore, quantitative evaluations demonstrate the antenna's flexibility and bending characteristics, solidifying its suitability for deployment in diverse anatomical regions. The research findings reveal an outstanding performance paradigm characterized by impeccable return loss, remarkable bandwidth, and exceptionally low SAR values. Building vi upon these achievements, the thesis outlines promising avenues for future advancements. Leveraging advanced mathematical optimization techniques, further refinements of the antenna's geometry hold the potential for unparalleled performance enhancements. Mathematical modeling enables the exploration of multiband operation, broadening the antenna's compatibility with diverse medical devices and wireless communication systems. Additionally, the pursuit of miniaturization while maintaining performance, investigation into novel biocompatible materials and coatings, integration of advanced energy harvesting capabilities, and seamless incorporation of emerging wireless communication protocols represent compelling directions for future research, driven by the power of mathematical analyses.