Keng-Hui Liao

Title: Innovations of Keng-Hui Liao in Semiconductor Technology

Introduction

Keng-Hui Liao is a notable inventor based in Peng-Tung County, Taiwan. He has made significant contributions to the field of semiconductor technology, holding two patents that showcase his innovative approach to solving complex engineering challenges.

Latest Patents

One of Liao's latest patents is titled "Semiconductor structure including discharge structures and method for fabricating the same." This invention involves a method that provides a substrate of a first conductivity type, which includes both a first and a second circuit region. The process includes forming a first well region of a second conductivity type and a first doped region within that well. Additionally, it involves creating a diode in the second circuit region and transistors over the substrate. The invention also features a discharge structure that electrically couples the first doped region to the diode, allowing for efficient charge drainage.

Another significant patent is the "Accelerated thermal stress cycle test." This innovation allows for a thermal stress cycle test to be conducted in a significantly reduced time frame compared to conventional methods. The test utilizes a cluster of reaction chambers, enabling a pre-processed wafer to be heated rapidly and cooled down efficiently. This method can reveal defects caused by thermal stress cycles, such as metal film peeling or void formation.

Career Highlights

Keng-Hui Liao is currently employed at Taiwan Semiconductor Manufacturing Company Ltd., where he continues to push the boundaries of semiconductor technology. His work has been instrumental in advancing the efficiency and reliability of semiconductor devices.

Collaborations

Liao collaborates with talented coworkers, including Ying-Chen Chao and Wi William Lee, who contribute to the innovative environment at their company.

Conclusion

Keng-Hui Liao's contributions to semiconductor technology through his patents demonstrate his expertise and commitment to innovation. His work not only enhances the field but also sets a foundation for future advancements in semiconductor manufacturing.