Yen-Hsi Li

Title: Yen-Hsi Li: Innovator in Miniature Gas Sensors

Introduction

Yen-Hsi Li is a notable inventor based in Tainan, Taiwan. He has made significant contributions to the field of gas sensing technology, holding 2 patents that showcase his innovative approach to sensor design.

Latest Patents

Li's latest patents include a miniature gas sensor and a method for manufacturing the same. The miniature gas sensor comprises a gas sensor chip featuring a hollow structure on the back. An insulating layer is positioned below the sensing material, which is surrounded by a miniature heating device. The sensing material adheres to sensing electrodes and includes two metal oxide semiconductors or a compound structure with a rough surface reaction layer. This design enhances gas sensing efficiency and allows for miniaturization on a silicon substrate. The second patent details a gas sensor structure with a hollow back, an insulating layer, and a micro heating element. The sensing material in this patent is a complex structure that includes a metal oxide semiconductor and a roughened lanthanum-carbonate gas sensing layer, further optimizing the sensor's performance.

Career Highlights

Yen-Hsi Li is affiliated with the National Applied Research Laboratories, where he continues to advance research in gas sensing technologies. His work has been instrumental in developing sensors that are not only efficient but also compact, making them suitable for various applications.

Collaborations

Li collaborates with talented individuals such as Yu-Te Lin and Ting-Jen Hsueh, who contribute to his research endeavors and innovations in the field.

Conclusion

Yen-Hsi Li's contributions to miniature gas sensor technology reflect his commitment to innovation and excellence. His patents demonstrate a forward-thinking approach that is likely to influence future developments in gas sensing applications.