Company Filing History:
Years Active: 2007-2010
Title: The Innovations of Shanqi Zhao
Introduction
Shanqi Zhao is a notable inventor based in Bend, Oregon. He has made significant contributions to the field of power electronics, particularly through his innovative designs of Fast Recovery Diodes (FREDs). With a total of 2 patents, his work has garnered attention for its practical applications in high-performance electronic devices.
Latest Patents
Shanqi Zhao's latest patents include the design and fabrication of rugged FREDs. The first patent describes an improved Fast Recovery Diode that features a main PN junction defining a central conduction region for conducting high current in a forward direction. This design also includes a peripheral field spreading region that surrounds the central conduction region, which is essential for blocking high voltage in the reverse direction. Notably, the main PN junction has an avalanche voltage that is equal to or lower than that of the peripheral field spreading region, ensuring that substantially the entire main PN junction participates in avalanche conduction. This rugged FRED structure can also be adapted for use in MOSFETs, IGBTs, and similar devices.
Career Highlights
Throughout his career, Shanqi Zhao has worked with reputable companies such as Advanced Power Technology Corporation and Microsemi Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in power electronics.
Collaborations
Shanqi has collaborated with various professionals in his field, including his coworker Dumitru Sdrulla. Their joint efforts have furthered the development of innovative technologies in power electronics.
Conclusion
Shanqi Zhao's contributions to the field of power electronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the design and functionality of electronic devices, showcasing the importance of innovation in technology.