Ching Thiam Chung

Title: Innovations by Ching Thiam Chung

Introduction

Ching Thiam Chung is a notable inventor based in Singapore, recognized for his contributions to the field of semiconductor manufacturing. He holds two patents that showcase his innovative approaches to critical dimension monitoring and wafer marking processes. His work has significantly impacted the efficiency and accuracy of integrated circuit production.

Latest Patents

Chung's latest patents include a "Method to monitor critical dimension of IC interconnect" and a "Method of wafer marking for multi-layer metal processes." The first patent describes a method for monitoring and measuring the line width of interconnects. This involves measuring an I-V profile of a sample interconnect structure to obtain a sample I-V profile, which is then compared with a reference I-V profile to ensure the integrity of the interconnect structure. The second patent outlines a new method for forming a laser mark on a silicon wafer without damaging its surface. This process includes forming a pad oxide layer, depositing a nitride layer, and laser cutting a trench to create an identification mark.

Career Highlights

Ching Thiam Chung is currently employed at Chartered Semiconductor Manufacturing Ltd, where he applies his expertise in semiconductor technology. His innovative methods have contributed to advancements in the manufacturing processes used in the industry.

Collaborations

Chung has collaborated with notable coworkers, including Kay Jin Lee and Hua Qian, who have supported his innovative endeavors in the semiconductor field.

Conclusion

Ching Thiam Chung's contributions to semiconductor manufacturing through his patents demonstrate his commitment to innovation and excellence in technology. His work continues to influence the industry positively.