Won-Taek Choi

Title: **Innovations by Inventor Won-Taek Choi in Semiconductor Technology**

Introduction

Won-Taek Choi is an accomplished inventor based in Seoul, South Korea, known for his contributions to semiconductor technology. With a total of two patents, Choi's innovations demonstrate a significant leap in the efficiency and effectiveness of semiconductor devices.

Latest Patents

Won-Taek Choi's latest patents include a **fabrication method of contact window in semiconductor devices**. This invention effectively prevents incomplete silicon exposure through adequate overetching after forming an etching-stop layer on an oxide layer. This method safeguards the conductive layer during the process of creating a self-aligned contact window, allowing for a minimized protective oxide layer thickness, ultimately enhancing chip bend and facilitating subsequent processing.

Another noteworthy patent is the **method of manufacturing folded capacitors in semiconductor devices**. This process involves the formation of a first storage electrode, followed by a first insulating layer, a first plate electrode, and a second insulating layer. The method allows for a simplified manufacturing process while producing capacitors with significantly larger capacitance per unit area, accommodating the increasing demand for high integration density without the need for thinning the insulating layer.

Career Highlights

Currently, Won-Taek Choi is affiliated with Samsung Electronics Co., Ltd., a leader in the technology industry. His work in semiconductor technology has contributed to the advancement of efficient manufacturing processes and innovative device design.

Collaborations

Choi has collaborated with esteemed colleagues in his field, including Oh-hyun Kwon and Taek-Yong Jang. Their collective expertise in semiconductor research has led to groundbreaking advancements and innovative solutions in the industry.

Conclusion

With his innovative patents and collaborations, Won-Taek Choi continues to play a vital role in the evolution of semiconductor technology. His work exemplifies how targeted inventions can lead to significant improvements in manufacturing processes and device performance, marking a promising future for advancements in this critical sector.