Wei-Chang Li

Title: Innovations of Wei-Chang Li in Microelectromechanical Systems

Introduction

Wei-Chang Li is a prominent inventor based in San Jose, CA. He has made significant contributions to the field of microelectromechanical systems (MEMS) with a focus on resonant switches. With a total of 2 patents, his work has paved the way for advancements in power conversion and amplification technologies.

Latest Patents

Wei-Chang Li's latest patents include a zero-quiescent power receiver and innovations in MEMS resonant switches. The zero-quiescent power receiver utilizes a microelectromechanical resonant switch, known as a 'resoswitch', to convert received radio frequency (RF) energy into an output signal while consuming no quiescent power. This technology employs a resonant element with exceptional input sensitivity, allowing it to effectively demodulate and recover modulating waveforms. Additionally, his work on MEMS resonant switches highlights the ability to achieve high Q factors, significantly improving the bandwidth of switching systems. These innovations enable the development of power amplifiers and converters that approach ideal performance.

Career Highlights

Wei-Chang Li is affiliated with the University of California, where he continues to push the boundaries of research in MEMS technology. His work has garnered attention for its practical applications in various electronic devices, enhancing their efficiency and performance.

Collaborations

Wei-Chang Li has collaborated with notable colleagues, including Clark T-c Nguyen and Ruonan Liu. Their combined expertise has contributed to the advancement of MEMS technologies and their applications in modern electronics.

Conclusion

Wei-Chang Li's innovative work in microelectromechanical systems has led to significant advancements in resonant switching technologies. His contributions are shaping the future of power conversion and amplification, making him a key figure in the field.