Jau-Yuann Chung

Title: Innovations of Jau-Yuann Chung

Introduction

Jau-Yuann Chung is a notable inventor based in Hsin-Chu, Taiwan. He has made significant contributions to the field of semiconductor technology, particularly in the fabrication of capacitors and inductors. With a total of 2 patents to his name, Chung's work has advanced the capabilities of CMOS processes.

Latest Patents

Chung's latest patents include a method of making a metal-insulator-metal capacitor in the CMOS process. This innovative method fabricates an improved metal-insulator-metal capacitor by providing an insulating layer over conducting lines on a semiconductor substrate. The process involves filling via openings with metal plugs, depositing a first metal layer, and creating a capacitor dielectric layer in a dual layer format to eliminate pinholes. The final steps include depositing and patterning a second metal layer and a barrier metal layer to form the top plate electrode, completing the capacitor fabrication.

Another significant patent is the method of fabricating a damascene copper inductor structure using a sub-0.18 um CMOS process. This process integrates the fabrication of a thick copper inductor structure with narrow channel length CMOS devices. It features a single additional photolithographic masking step to form openings in an inter-metal dielectric layer. The resulting thick copper inductor structure enhances inductance and quality factor compared to thinner metal inductors.

Career Highlights

Chung is currently employed at Taiwan Semiconductor Manufacturing Company Limited, where he continues to innovate in semiconductor technology. His work has been instrumental in improving the efficiency and performance of semiconductor devices.

Collaborations

Chung has collaborated with notable coworkers, including Yen-Shih Ho and Chun-Hon Chen, contributing to various projects that enhance semiconductor manufacturing processes.

Conclusion

Jau-Yuann Chung's contributions to semiconductor technology through his patents and collaborative efforts have significantly impacted the industry. His innovative methods in capacitor and inductor fabrication continue to pave the way for advancements in CMOS technology.