Walter Stuart Schopfer

Title: Walter Stuart Schopfer: Innovator in Circuit Design

Introduction

Walter Stuart Schopfer is a notable inventor based in Austin, TX (US). He has made significant contributions to the field of circuit design, holding a total of 13 patents. His work focuses on enhancing the efficiency and functionality of electronic devices through innovative circuit solutions.

Latest Patents

One of Schopfer's latest patents is a circuit device and method of providing feedback across an isolation barrier. This invention includes a network interface that responds to a powered network, allowing it to receive both power supply and data. The device features an electrical isolation barrier that defines non-isolated and isolated power domains. It incorporates a first control circuit linked to the non-isolated power domain, which controls current flow via a transformer. Additionally, a second control circuit associated with the isolated power domain detects power errors and communicates commands across the isolation barrier to adjust current flow accordingly.

Another significant patent is the method and apparatus for power savings in a switching regulator. This invention includes a regulator with a pulse width modulation (PWM) controller that generates a PWM control signal based on the voltage level of a connected load. The design also features a driver that provides a drive signal to a switching element, along with a power saver that reduces the PWM control signal rate during idle modes, enhancing energy efficiency.

Career Highlights

Walter Schopfer has worked with prominent companies in the technology sector, including Advanced Micro Devices Corporation and Legerity, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in circuit design.

Collaborations

Throughout his career, Schopfer has collaborated with talented individuals such as Richard Bruce Webb and Sergio R. Ramirez. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Walter Stuart Schopfer is a distinguished inventor whose work in circuit design has led to numerous patents and innovations. His contributions continue to impact the field of electronics, showcasing the importance of creativity and collaboration in technological advancement.