Russell S Trask

Title: Russell S. Trask: Innovator in Power Supply Technology

Introduction

Russell S. Trask is a notable inventor based in Cicero, NY (US). He has made significant contributions to the field of power supply technology, holding 2 patents that showcase his innovative approach to electrical engineering.

Latest Patents

One of his latest patents is an "Input range expander for power supplies." This invention features an electro-magnetic interference (EMI) filter that includes a boost mode amplifier. The boost mode amplifier utilizes the filtering inductors of the EMI filter as energy storage devices to control the input voltage supplied to a DC-to-DC power converter. Additionally, a controller is provided for selectively activating the boost mode amplifier, ensuring that the input voltage remains within a predetermined operating range.

Another significant patent is the "Method and means to combine pulse width modulation level control, full resonance and zero voltage switching for switched mode power supplies." This method involves generating a half sine wave signal for coupling to a pulse width modulator. It also includes detecting the zero crossings of the half sine wave signal and adjusting the pulse width of the supply output to align with the zero crossing of the half sine wave signal.

Career Highlights

Russell S. Trask is currently employed at Lockheed Martin Corporation, where he continues to develop innovative solutions in power supply technology. His work has had a substantial impact on the efficiency and reliability of power systems.

Collaborations

Throughout his career, Trask has collaborated with notable colleagues, including Stanley M. Granat and Jorge-Luis B. Romeu. These collaborations have further enriched his contributions to the field.

Conclusion

Russell S. Trask is a distinguished inventor whose work in power supply technology has led to significant advancements. His patents reflect a commitment to innovation and excellence in engineering.