Chih-Hao Chuang

Title: Chih-Hao Chuang: Innovator in Wafer Stacking Technology

Introduction

Chih-Hao Chuang is a prominent inventor based in Hsinchu, Taiwan. He is known for his contributions to semiconductor manufacturing, particularly in the area of wafer stacking processes. His innovative work has led to advancements in the efficiency and effectiveness of semiconductor devices.

Latest Patents

Chih-Hao Chuang holds a patent for a wafer stacking process. This process involves several steps, including the formation of a silicon oxide layer on a sacrificial carrier, bonding this layer with a dielectric layer on the front side of a silicon substrate, and performing a thinning process on the back side of the silicon substrate to expose through-silicon vias (TSVs). The process continues with bonding another silicon substrate and repeating the thinning and bonding steps to create a wafer stacking structure. Finally, a removal process is conducted to eliminate the sacrificial carrier. This innovative approach enhances the capabilities of semiconductor technology.

Career Highlights

Chih-Hao Chuang is currently employed at Powerchip Semiconductor Manufacturing Corporation, where he applies his expertise in semiconductor technology. His work has significantly impacted the field, contributing to the development of advanced manufacturing techniques.

Collaborations

Chih-Hao Chuang has collaborated with notable colleagues, including Chih-Feng Sung and Chun-Lin Lu. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Chih-Hao Chuang is a key figure in the semiconductor industry, recognized for his innovative wafer stacking process. His contributions continue to shape the future of semiconductor manufacturing, demonstrating the importance of innovation in technology.