Jian Guan

Title: The Innovative Mind of Jian Guan

Introduction

Jian Guan, an inventive engineer based in Shanghai, China, has made significant contributions to the field of electronic circuit design. With a focus on creating solutions that protect electronic devices, his inventive work culminated in a notable patent related to overvoltage protection circuits.

Latest Patents

Jian Guan holds a patent for an Overvoltage Protection Circuit. This innovative circuit includes a pull-down circuit featuring a first PFET and a second PFET connected in series between a pad of a USB circuit and ground. Additionally, it comprises a pull-up circuit that includes a first NFET and a second NFET linked in series between the pad and the supply voltage. The design intricately connects a third PFET to the gates of the first and second PFETs, along with a third NFET linked to the gates of the first and second NFETs. Furthermore, it integrates a fourth PFET, which connects to the first and second NFETs, and a fourth NFET that connects to the first and second PFETs. The circuit ensures that the pad voltage maintains a safe nominal range, with the first PFET, second PFET, first NFET, and second NFET designed to withstand nominal voltages below the maximum pad voltage.

Career Highlights

Throughout his career, Jian Guan has worked with prestigious organizations, such as IBM and Verisilicon Holdings Company Ltd. His tenure at these companies has allowed him to gain valuable experience and insight into electronic design and innovation.

Collaborations

In the course of his professional journey, Jian has had the opportunity to collaborate with notable coworkers, including Daniel Mark Dreps and Yi Xiao. These collaborations have likely contributed to the advancement of his ideas and the overall innovative environment within his teams.

Conclusion

Jian Guan embodies the spirit of innovation and creativity in electronic engineering. His patent for the Overvoltage Protection Circuit represents a significant step forward in safeguarding electronic devices, illustrating his commitment to enhancing technology. As he continues to push the boundaries of innovation, Jian's contributions will undoubtedly impact the industry and inspire future inventors.