Roger C Peppiette

Title: The Innovative Contributions of Roger C Peppiette

Introduction

Roger C Peppiette is a notable inventor based in Shrewsbury, MA (US). He has made significant contributions to the field of electronics, particularly in the development of pulse width modulation (PWM) technology. With a total of 6 patents to his name, Peppiette's work has had a lasting impact on various applications involving inductive loads.

Latest Patents

One of Peppiette's latest patents is a PWM driver for an inductive load with a detector of a non-regulating PWM. This invention features a pulse width modulated transistor driver circuit designed to drive inductive loads. It includes a load-current sensing resistor and a comparator that connects to the sensing resistor, allowing for precise control of the load current. The PWM driver-control circuit incorporates a set-dominant PWM latch and a non-regulating detector, which can be constructed using logic circuit blocks or a combination of logic and analog circuits. This innovative design ensures that the PWM system can effectively regulate the load current, even under varying conditions.

Another significant patent by Peppiette is a PWM inductive load bridge driver for dynamically mixing four and two. This invention is aimed at driving one phase of a stepping motor and includes a PWM driver control circuit that activates at least one of the driver transistors. The design generates a sense voltage directly related to the bridge load current, allowing for efficient operation and control of the motor.

Career Highlights

Throughout his career, Roger C Peppiette has worked with various companies, including Allegro Microsystems, LLC. His experience in the industry has allowed him to refine his skills and contribute to advancements in electronic control systems.

Collaborations

Peppiette has collaborated with notable individuals in the field, including Robert J Stoddard and Richard B Cooper. These partnerships have fostered innovation and the sharing of ideas, further enhancing the quality of his work.

Conclusion

Roger C Peppiette's contributions to the field of electronics, particularly in PWM technology, demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of electronic systems and their applications, making him a significant figure in the industry.