This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Applied Materials, Inc.. Active years: 2026.
Company Filing History:
Years Active: 2026
Title: Si En Chan - Innovator in Wafer Defect Classification
Introduction
Si En Chan is a notable inventor based in Singapore, recognized for his contributions to the field of semiconductor manufacturing. He has developed innovative methods for defect classification in processed wafers, which are crucial for enhancing the efficiency and yield of semiconductor production.
Latest Patents
Si En Chan holds a patent for a method and apparatus designed for training a learning model aimed at automatic defect detection and classification of processed wafers. This patent involves receiving labeled images that contain defect classification types and features for portions of a post-processed wafer. The process includes creating a first training set from these images and training a machine learning model to classify wafer portions based on detected defects. Additionally, the model utilizes labeled wafer profiles with downstream yield data to create a second training set, enabling it to determine the respective downstream yield of a wafer based on its profile. This innovative approach allows for the application of the machine learning model to unlabeled wafer images, facilitating the identification of defect classifications.
Career Highlights
Si En Chan is currently employed at Applied Materials, Inc., a leading company in the semiconductor equipment industry. His work focuses on advancing technologies that improve the manufacturing processes of semiconductors, contributing to the overall efficiency and effectiveness of the industry.
Collaborations
Throughout his career, Si En Chan has collaborated with talented professionals, including Rahul Reddy Komatireddi and Rohith Cherikkallil. These collaborations have fostered an environment of innovation and have led to significant advancements in wafer processing technologies.
Conclusion
Si En Chan's work in wafer defect classification exemplifies the importance of innovation in the semiconductor industry. His contributions not only enhance manufacturing processes but also pave the way for future advancements in technology.