Chih-Hao Yang

Title: Chih-Hao Yang: Innovator in Power Conversion Technologies

Introduction

Chih-Hao Yang is a prominent inventor based in Tainan, Taiwan. He has made significant contributions to the field of power conversion technologies, holding a total of 14 patents. His work focuses on developing advanced control circuits and protection methods for power converters.

Latest Patents

One of his latest patents is a control circuit and method for use in stackable multiphase power converters. This innovative control circuit includes a synchronization terminal and a synchronization signal connected to multiple control circuits in parallel. The synchronization signal comprises a series of pulses that are counted as a count number, with a reset signal to initiate this count. The circuit enables a corresponding power stage to generate a phase of output power when the count number reaches a specific phase-sequence number.

Another notable patent is an over-voltage protection circuit and method applied to a switching voltage converting circuit. This circuit manipulates an upper bridge power switch to convert input voltage into output voltage using an inductor. The over-voltage protection circuit includes a comparator that monitors the voltage at the phase end. If this voltage exceeds a limiting threshold, the comparator outputs a signal that activates the over-voltage protection after a specified time period.

Career Highlights

Chih-Hao Yang has worked with Richtek Technology Corporation, where he has contributed to various innovative projects in power electronics. His expertise in control circuits and voltage protection methods has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Chih-Hao Yang has collaborated with notable professionals such as An-Tung Chen and Li-Wen Fang. These collaborations have further enhanced his contributions to the field of power conversion technologies.

Conclusion

Chih-Hao Yang's innovative work in power conversion technologies and his numerous patents highlight his significant impact on the industry. His advancements in control circuits and protection methods continue to influence the development of efficient power systems.