John Judson MacDonald

Title: The Innovations of John Judson MacDonald

Introduction

John Judson MacDonald, a prominent inventor based in Palm Desert, California, has made significant contributions to the field of wireless charging technology. With a total of seven patents to his name, his inventive prowess stands out, marking him as a key figure in advancing modern electrical systems.

Latest Patents

MacDonald’s latest innovations delve into enhancing wireless charging systems to improve their efficiency and functionality. One of his notable patents is for a system that allows for "Coil driving in wireless charging system." This invention is designed to charge multiple receiver devices simultaneously, utilizing multiple coils that can be independently driven by a feedback system. The inclusion of feedback channels enables each coil to be activated based on a selected coil driving signal that corresponds to specific target characteristics. A coil drive circuit plays a vital role by receiving a pulse width modulation (PWM) signal and delivering a coil driving signal to the designated coil.

Another significant patent from MacDonald focuses on "High precision signal measurement in wireless charging system." This innovation aims to enhance the charging process by having the charging system recognize the presence of receiver devices through measuring voltage and/or current of the coil driving signals. It employs advanced signal processing techniques, such as discrete Fourier transform, to assess amplitude and phase information effectively.

Career Highlights

Throughout his career, MacDonald has taken on various roles that have allowed him to exercise his inventive capabilities fully. His expertise has been honed through his work in various organizations, including his involvement with Aira, Inc. His contributions to these companies have significantly impacted the development of wireless charging technologies.

Collaborations

John Judson MacDonald's career is marked by fruitful collaborations with fellow innovators. Some of his notable coworkers include William Paul Abajian and Jules Marie Xavier Laffitte. Working alongside such talented individuals has undoubtedly enriched his innovative journey and contributed to the development of groundbreaking technologies.

Conclusion

John Judson MacDonald continues to be a vital part of the evolution of wireless charging systems. His inventive spirit and dedication to advancing technology are evident in his numerous patents and collaborations. As the demand for efficient wireless charging solutions increases, MacDonald’s innovations will play a crucial role in shaping the future of this technology.