Young Chul Ryu

Title: Young Chul Ryu: Innovator in Power Conversion Technologies

Introduction

Young Chul Ryu is a notable inventor based in Cupertino, CA. He has made significant contributions to the field of power conversion technologies, holding a total of 3 patents. His work focuses on innovative solutions that enhance the efficiency and functionality of power systems.

Latest Patents

One of his latest patents is for a resonant converter with synchronous rectifier feedback. This system includes an inductance, a sensing circuit, a filter circuit, and a switch. The inductance connects to a power supply and a load, while the sensing circuit monitors voltage at a specific node. The filter circuit processes this voltage, and the switch regulates current through the load based on the filtered output.

Another significant patent involves a bleeder method using a switch node coupling capacitor for TRIAC dimming of solid-state lighting. This power converter design features a controllable TRIAC in series with a rectifier, producing a controllable rectified voltage. It includes a first inductor, a load capacitor, control circuitry for the transistor, and a bleeder circuit that enhances the overall performance of the lighting system.

Career Highlights

Young Chul Ryu is currently employed at Marvell International Limited, where he continues to develop innovative technologies in power conversion. His expertise and contributions have positioned him as a key figure in his field.

Collaborations

He has collaborated with notable coworkers, including Chang Qian and Wanfeng Zhang, further enhancing the innovative environment at Marvell International Limited.

Conclusion

Young Chul Ryu's work in power conversion technologies exemplifies the impact of innovation in modern electrical systems. His patents reflect a commitment to advancing efficiency and functionality in power management.