Karen Lee Chiles

Title: The Innovative Contributions of Karen Lee Chiles

Introduction

Karen Lee Chiles is a prominent inventor based in Farmington, MI (US), known for her significant contributions to the field of wireless technology. With a total of four patents to her name, she has made remarkable advancements that enhance the functionality and efficiency of wireless chargers.

Latest Patents

Among her latest patents is a groundbreaking invention titled "Wireless charger having E-field shield." This innovation features a shielding arrangement designed to prevent AM radio interference when a wireless charger is utilized in a vehicle. The design incorporates a series of parallel conductors arranged at specific distances to attenuate undesired frequencies. The interconnection arrangement includes a solid conductive junction that connects the conductors without forming loops, ensuring effective grounding. The conductors are traces on a printed circuit board (PCB), with additional parallel conductors positioned orthogonally on the opposite side of the PCB. The spacing between these conductors is meticulously determined based on the frequency to be attenuated, as well as higher frequencies that need to be propagated, such as mobile telephone signals. The solid conductive junction is made from materials like copper, which provide both electrical and thermal conductivity.

Another notable patent is the "E-field shield for wireless charger," which shares similar features and functions as her previous invention. This patent also focuses on preventing AM radio interference in vehicles, showcasing her dedication to improving wireless charging technology.

Career Highlights

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