Douglas R Frey

Title: Douglas R. Frey: Innovator in Signal Processing and Power Control

Introduction

Douglas R. Frey, based in Bethlehem, PA, is a distinguished inventor with a portfolio encompassing 16 patents. His innovative contributions primarily focus on advancements in signal processing and power supply technologies. With a commitment to developing cutting-edge solutions, Frey has made significant strides in both fields, earning recognition from peers and industry leaders alike.

Latest Patents

Among his latest patents is the inventive design for transporting an analog signal across an isolation barrier. This process employs edge modulation and demodulation techniques of a pulse width modulated (PWM) signal. The invention outlines how an edge modulator reacts to rising edges of the PWM signal to generate initial pulses, while also responding to falling edges to create subsequent pulses with consistent polarity. These innovations permit reliable transmission of PWM signals across isolation channels, enhancing signal integrity.

Another significant patent involves a power supply with a digital control loop, where a first current mirror provides a base current for a transistor. This sophisticated apparatus effectively employs feedback to ensure optimal performance of the switching transistor, optimizing energy efficiency. Such advancements illustrate Frey’s adeptness at integrating digital control mechanisms into traditional power supply frameworks.

Career Highlights

Frey has cultivated his expertise while working with prominent companies including Silicon Laboratories Inc. His experiences there have played a pivotal role in shaping his inventive approach and technical prowess. His work has not only led to the development of novel technologies but also contributed to the broader field of electronics and power management.

Collaborations

Throughout his career, Frey has collaborated with talented professionals such as Philip K. Hoffman and Ramin Khoini-Poorfard. These partnerships have fostered a dynamic environment for innovation. Collaborative efforts often lead to groundbreaking inventions that push the boundaries of current technology.

Conclusion

Douglas R. Frey stands out as a vital contributor to the fields of signal processing and power control. His 16 patents reflect his commitment to innovation and advancement. As technology continues to evolve, Frey’s inventions will undoubtedly play a crucial role in shaping the future of electronic systems.