Ruonan Liu

Title: Innovations of Ruonan Liu

Introduction

Ruonan Liu is an accomplished inventor based in Berkeley, California. She has made significant contributions to the field of microelectromechanical systems (MEMS) with her innovative patents. Liu's work focuses on harnessing radio frequency (RF) energy for various applications, showcasing her expertise in this cutting-edge technology.

Latest Patents

Liu holds two notable patents that highlight her inventive prowess. The first patent is for an RF-powered micromechanical clock generator. This invention utilizes a microelectromechanical resonant switch, known as a 'resoswitch,' to convert received RF energy into a clock output. The resoswitch processes incoming RF energy, filters it, and provides power gain through resonant impact switching. The resulting clock signal is highly accurate and operates with minimal power consumption, making it a breakthrough in low-power clock generation.

The second patent is for a zero-quiescent power receiver. This device also employs a resoswitch to convert RF energy into an output signal without any quiescent power usage. The resoswitch detects incoming RF energy, filters it, and amplifies the signal while preserving the integrity of amplitude-modulated signals. This innovation has the potential to enhance the efficiency of RF energy harvesting systems.

Career Highlights

Ruonan Liu is affiliated with the University of California, where she continues to advance her research in MEMS technology. Her work has garnered attention for its practical applications and innovative approaches to energy conversion and signal processing. Liu's contributions to the field have positioned her as a leading figure in the development of low-power electronic systems.

Collaborations

Liu collaborates with esteemed colleagues, including Clark T-c Nguyen and Wei-Chang Li. These partnerships have fostered a dynamic research environment, allowing for the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Ruonan Liu's innovative patents and research contributions have significantly impacted the field of microelectromechanical systems. Her work in RF energy conversion and low-power applications showcases her dedication to advancing technology. Liu's achievements continue to inspire future innovations in the industry.