Sheng-Shian Li

Title: Innovations by Sheng-Shian Li in Micromechanical Structures

Introduction

Sheng-Shian Li is a prominent inventor based in Ann Arbor, MI (US). He has made significant contributions to the field of micromechanical structures, particularly in the development of capacitive transducer gaps. With a total of 2 patents, his work has advanced the capabilities of resonators used in various wireless applications.

Latest Patents

Li's latest patents include innovative designs for micromechanical structures that feature capacitive transducer gaps filled with dielectric materials. One of his notable inventions is a method for creating micromechanical structures with lateral capacitive transducer gaps. This design has demonstrated impressive performance at frequencies of 160 MHz, achieving quality factors (Q's) of approximately 20,200, comparable to traditional air-gap resonators. Additionally, his work on high-Q micromechanical resonator devices and filters has led to the development of vibrating polysilicon hollow-disk ring resonators. These resonators utilize notched support attachments to enhance their performance, achieving filter Q's in the thousands.

Career Highlights

Li is affiliated with the University of Michigan, where he continues to push the boundaries of micromechanical technology. His research focuses on improving the efficiency and effectiveness of resonators, which are crucial components in modern wireless communication systems.

Collaborations

Li has collaborated with notable colleagues, including Clark T-c Nguyen and Yu-Wei Lin, to further enhance the impact of his research in the field of micromechanical structures.

Conclusion

Sheng-Shian Li's innovative work in micromechanical structures has significantly advanced the field, particularly through his patented technologies. His contributions continue to influence the development of high-performance resonators for wireless applications.