George Q Chen

Title: Innovations of George Q Chen

Introduction

George Q Chen is a notable inventor based in Fremont, CA, who has made significant contributions to the field of semiconductor technology. With a total of 5 patents to his name, Chen's work focuses on enhancing the accuracy and efficiency of defect detection and image processing in photolithography.

Latest Patents

One of Chen's latest patents is the "Closed region defect detection system." This invention provides a method and apparatus for inspecting specimens or patterned transmissive substrates, such as photomasks, for unwanted particles and features. The system utilizes a laser illumination through an optical setup that includes a laser scanning system. It collects and generates signals representative of the light transmitted by the substrate. The defect identification process employs an inspection algorithm that compares image feature representations of a test specimen with a reference specimen. This method establishes tight boundaries around contacts and computes flux differences, reporting defect sizes as a ratio of flux difference.

Another significant patent is the "Visualization of photomask databases." This invention describes faster and more accurate techniques for displaying images, which can be applied in various semiconductor fabrication processes. By using preprocessed images, the invention generates user-selected images to enhance the speed of image processing. It displays pixels using grayscale shading to improve the accuracy of the patterns used in photolithography processes.

Career Highlights

George Q Chen is currently associated with KLA-Tencor Technologies Corporation, a leading company in the semiconductor industry. His work at KLA-Tencor has allowed him to develop innovative solutions that address critical challenges in semiconductor manufacturing.

Collaborations

Chen has collaborated with talented individuals such as Lih-Huah Yiin and Yu Long Cao, contributing to the advancement of technology in their field.

Conclusion

George Q Chen's innovative patents and contributions to semiconductor technology highlight his expertise and commitment to improving industry standards. His work continues to influence the field, paving the way for future advancements.