Junyan Sun

Title: Innovations of Junyan Sun in Power Conversion Technology

Introduction

Junyan Sun is a notable inventor based in Hangzhou, China, recognized for his contributions to power conversion technology. With a total of two patents to his name, he has made significant advancements in the field, particularly in switched capacitor converters.

Latest Patents

One of Junyan Sun's latest patents is a switched capacitor converter. This innovative device includes multiple input switch groups connected in series between an input terminal and an output terminal. Each input switch group consists of two power switches connected in series. Additionally, the converter features several output switch groups, each with two power switches in series. The design incorporates multiple capacitors, with their first terminals connected to the common nodes of every two series-connected power switches in the input switch groups. The second terminals of these capacitors connect to intermediate nodes of each output switch group. Furthermore, the converter includes several inductors, where the first terminal of each output switch group connects to a corresponding inductor.

Another significant patent by Junyan Sun involves parallel output converters connected to a split midpoint node on an input converter. This power converter is designed with positive and negative input terminals to receive an input voltage and positive and negative output terminals to generate an output voltage. It features first and second power switches coupled in series between the positive input terminal and a first node, as well as third and fourth power switches coupled in series between a second node and the negative input terminal. Notably, there is no physical connection between the first and second nodes. The design also includes an energy storage element and multi-level power conversion circuits.

Career Highlights

Junyan Sun is currently employed at Silergy Semiconductor Technology (Hangzhou) Ltd., where he continues to innovate in the field of semiconductor technology. His work focuses on enhancing the efficiency and performance of power conversion systems.

Collaborations

Junyan collaborates with talented coworkers, including Wang Zhang and Chen Zhao, who contribute to the innovative environment at Silergy Semiconductor Technology.

Conclusion

Junyan Sun's contributions to power conversion technology through his patents demonstrate his expertise and commitment to innovation. His work continues to influence the field and pave the way for future advancements.