Ching-Chih Chuang

Title: Innovations by Ching-Chih Chuang

Introduction

Ching-Chih Chuang is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of photomask technology, particularly in the context of extreme ultra violet (EUV) lithography. With a total of 3 patents, his work has advanced the capabilities of photomask repair methods.

Latest Patents

Chuang's latest patents include innovative methods for repairing photomasks. The first patent describes a method that involves providing a photomask used in EUV lithography, receiving information about the photomask, determining a bias voltage for an electron beam writer system, and performing a repair operation on the photomask using this system. The second patent outlines a similar process, where a photomask with a multilayer stack and light-absorption layers is repaired by determining a bias voltage and a scan recipe for the electron beam writer system.

Career Highlights

Ching-Chih Chuang is currently employed at Taiwan Semiconductor Manufacturing Company Limited, a leading firm in the semiconductor industry. His work at this company has allowed him to focus on cutting-edge technologies that are essential for modern electronics.

Collaborations

Chuang collaborates with talented individuals such as Hao-Ming Chang and Hsiao-Chen Li, who contribute to the innovative environment at their workplace.

Conclusion

Ching-Chih Chuang's contributions to photomask technology and his innovative patents highlight his role as a key inventor in the semiconductor field. His work continues to influence advancements in lithography and semiconductor manufacturing.