Lei Lian

Title: Lei Lian: Innovator in Spectral Data Collection Technologies

Introduction

Lei Lian, based in Santa Clara, California, is an accomplished inventor with a remarkable portfolio of 27 patents. His work primarily focuses on technologies for enhanced spectral data collection, contributing significantly to the fields of optical engineering and machine learning.

Latest Patents

Among Lei Lian's latest innovations are two noteworthy patents. The first is an "Endpoint detection system for enhanced spectral data collection." This system features an optical bundle that integrates multiple emitting and receiving optical fibers, meticulously designed to direct spectral components to a substrate surface. By employing an achromatic lens, it captures and transmits reflected spectral components to a light detection component, enabling precise analysis of substrate surfaces.

The second patent revolves around "Substrate process endpoint detection using machine learning." This patent outlines methods for utilizing trained machine learning models to ascertain metrology measurement values associated with substrate processes based on collected spectral data. The technology determines if the current substrate process meets a predetermined criterion, automating the process termination when necessary.

Career Highlights

Lei Lian has made significant strides in his career by working with industry-leading companies such as Applied Materials, Inc. His expertise has not only driven innovation in product development but has also set new standards in the optical equipment industry.

Collaborations

Throughout his career, Lei has collaborated with prominent professionals, including Matthew Fenton Davis and Pengyu Han. These partnerships have enhanced his ability to explore and develop pioneering solutions in his areas of expertise.

Conclusion

Lei Lian's contributions to the field of spectral data collection and machine learning modeling display his dedication to advancing technology. His 27 patents reflect a commitment to innovation that significantly influences the industry, paving the way for future advancements.