Kuang-Yi Chiu

Title: Kuang-Yi Chiu: Innovator in Integrated Circuit Technology

Introduction

Kuang-Yi Chiu is a prominent inventor based in Los Altos Hills, California. He has made significant contributions to the field of integrated circuit technology, holding a total of 4 patents. His work focuses on improving junction connections and contact structures in semiconductor devices.

Latest Patents

Chiu's latest patents include innovative methods for enhancing integrated circuit devices. One notable patent describes an integrated circuit device having improved junction connections. This method involves forming a layer of refractory metal over a selected region, followed by a layer of amorphous silicon. The process includes patterning the amorphous silicon into an elongated strip, annealing the integrated circuit to create a silicide path, and removing unreacted refractory metal. This invention can extend contacts to the source, drain, or gate of a MOSFET and facilitate local interconnections in IC devices, such as CMOS devices.

Another significant patent outlines a method of fabricating a coplanar, self-aligned contact structure in a semiconductor device. In this method, polysilicon pads are placed on top of field oxide regions adjacent to source and drain diffusion regions. Highly conductive strips, such as titanium silicide or titanium nitride, are formed on top of each pad, establishing a conductive path to the diffusion regions. Contacts are created by etching holes through a passivation layer to reach the conductive strips.

Career Highlights

Chiu is currently employed at Hewlett-Packard Company, where he continues to innovate in the field of semiconductor technology. His work has had a lasting impact on the development of integrated circuits and their applications in various electronic devices.

Collaborations

Throughout his career, Chiu has collaborated with notable colleagues, including Siu-Weng S Wong and Devereaux C Chen. These collaborations have contributed to the advancement of technology in the semiconductor industry.

Conclusion

Kuang-Yi Chiu is a distinguished inventor whose work in integrated circuit technology has led to several important patents. His innovative methods continue to influence the design and functionality of semiconductor devices.