Dong-Soo Chang

Title: Innovations of Dong-Soo Chang

Introduction

Dong-Soo Chang is a notable inventor based in Kyungki-do, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in the development of methods for fabricating advanced electronic devices. With a total of 2 patents, his work has had a considerable impact on the industry.

Latest Patents

One of his latest patents is titled "Methods for fabricating metal-oxide-semiconductor field effect transistors using gate sidewall spacers." This patent describes a process for fabricating Metal-Oxide-Semiconductor Field Effect Transistors (MOSFETs) by forming gate spacers on both sidewalls of a gate pattern in a semiconductor substrate. The method involves creating impurity regions in the substrate, ensuring that the first and third impurity regions are formed deeper than the second and fourth regions.

Another significant patent is the "Method of forming nonvolatile memory device." This invention outlines a process for creating a nonvolatile memory device by forming a tunnel insulation pattern and a first floating gate pattern on a semiconductor substrate. The method includes the formation of a trench and a device isolation layer, which helps prevent issues such as bridges of the floating gate layer that can occur during high device integration.

Career Highlights

Dong-Soo Chang is currently employed at Samsung Electronics Co., Ltd., a leading company in the electronics industry. His work at Samsung has allowed him to be at the forefront of technological advancements in semiconductor fabrication.

Collaborations

He has collaborated with fellow inventor Se-Woong Park, contributing to the innovative projects at Samsung Electronics.

Conclusion

Dong-Soo Chang's contributions to semiconductor technology through his patents and work at Samsung Electronics highlight his role as a key innovator in the field. His inventions continue to influence the development of advanced electronic devices.