Hung-Chung Chien

Title: Innovations of Inventor Hung-Chung Chien

Introduction

Hung-Chung Chien is a notable inventor based in Chiayi County, Taiwan. He has made significant contributions to the field of semiconductor technology, holding a total of nine patents. His work focuses on advanced methods and devices that enhance the performance and efficiency of semiconductor manufacturing.

Latest Patents

Among his latest patents is the "Alignment mark and method." This invention features a device that includes a diffraction-based overlay (DBO) mark with an upper-layer pattern over a lower-layer pattern, where the smallest dimension exceeds approximately 5 micrometers. Additionally, it incorporates a calibration mark positioned at the center of the DBO mark, with a smallest dimension less than one-fifth the size of the DBO mark's smallest dimension. Another significant patent is the "Semiconductor device with backside power rail and method for forming the same." This method involves manufacturing a semiconductor device by forming a fin structure over a substrate and etching a source/drain (S/D) region of the fin structure to create an S/D recess. The process includes depositing an insulating dielectric layer and growing an epitaxial S/D feature in the S/D recess.

Career Highlights

Hung-Chung Chien has worked with prominent companies in the semiconductor industry, including Taiwan Semiconductor Manufacturing Company Ltd. and the Industrial Technology Research Institute. His experience in these organizations has allowed him to develop innovative solutions that address complex challenges in semiconductor manufacturing.

Collaborations

He has collaborated with notable colleagues such as Li-Duan Tsai and Yi-Chang Du, contributing to various projects that have advanced semiconductor technology.

Conclusion

Hung-Chung Chien's contributions to the field of semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, paving the way for future innovations.