Demetri J Giannopoulos

Title: **Innovative Contributions of Demetri J Giannopoulos in Power Electronics**

Introduction

Demetri J Giannopoulos is a notable inventor based in Austin, Texas, recognized for his contributions to the field of power electronics. Holding four patents, he has made significant strides in designing innovative electronic circuits that improve efficiency and performance in power converters.

Latest Patents

Giannopoulos' latest inventions include two remarkable patents. The first, titled **Current-sensing auto-calibration in power converters**, focuses on an electronic circuit that incorporates an integrated current-source designed to interact with power converters. This innovation features control circuitry that activates the current-source, enabling a ramping output voltage at the power converter. Once the output voltage reaches a specified calibration voltage value, the system begins current-sense calibration to measure and store the resistance of a current-sense element accurately. The process ensures optimal performance during normal operation.

The second patent, titled **Integrated power supply with wide input supply voltage range**, presents a novel integrated switched mode power supply circuit. This invention is characterized by minimal complexity and accommodates a wide range of input supply voltages. It includes cascaded unregulated step-down charge pumps, linear regulators, and a startup current source, optimizing the IC supply current while minimizing overall power dissipation.

Career Highlights

Throughout his career, Demetri J Giannopoulos has been associated with prominent companies in the industry. Notably, he has worked with Intersil Americas Inc. and Zilker Labs, Inc., contributing his expertise to advance their technological capabilities.

Collaborations

Collaboration has played a vital role in Giannopoulos' journey as an inventor. He has worked alongside talented professionals, including Aaron Shreeve and David L Beck, fostering a synergistic environment that enhances creativity and innovation.

Conclusion

Demetri J Giannopoulos exemplifies the spirit of innovation within the power electronics sector. His four patents illustrate a commitment to developing advanced technologies that enhance the efficiency and functionality of power conversion systems. As his career progresses, it is expected that he will continue to contribute valuable inventions that will shape the future of this industry.