Yuanfeng Xie

Title: Innovations of Yuanfeng Xie in Bistable Physical Unclonable Function Circuits

Introduction

Yuanfeng Xie is a notable inventor based in Zhejiang, China. He has made significant contributions to the field of circuit design, particularly in the area of physical unclonable functions (PUFs). His innovative work has led to the development of a unique bistable PUF circuit that leverages subthreshold leakage current deviation.

Latest Patents

Yuanfeng Xie holds a patent for a bistable physical unclonable function circuit based on subthreshold leakage current deviation. This circuit comprises a time sequence control circuit, a decoder, 16 bias voltage converters, and a PUF array. The time sequence control circuit generates a precharge signal and an enable signal, while the decoder converts an external stimulus signal into 16 decoded signals. The bias voltage converters transform the decoded signals into word line signals that are input to the PUF array. The PUF array generates 16 response signals under the control of the precharge signal and the word line signals, consisting of four PMOS transistors, four NMOS transistors, two two-input NAND gates, and sixteen PUF units, each containing two NMOS transistors.

Career Highlights

Yuanfeng Xie is affiliated with Wenzhou University, where he continues to advance his research and development in circuit technology. His work has garnered attention for its potential applications in secure communications and data protection.

Collaborations

Yuanfeng collaborates with esteemed colleagues such as Pengjun Wang and Gang Li, contributing to a dynamic research environment that fosters innovation and discovery.

Conclusion

Yuanfeng Xie's contributions to the field of bistable physical unclonable function circuits exemplify the intersection of innovation and technology. His work not only enhances the security of electronic systems but also paves the way for future advancements in circuit design.