Jangho Lee

Title: Jangho Lee: Innovator in Semiconductor Technology

Introduction

Jangho Lee is a prominent inventor based in Hwaseong-si, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 7 patents. His work primarily focuses on advancements in semiconductor devices and image sensors.

Latest Patents

One of Jangho Lee's latest patents involves a semiconductor device that includes transistors on a substrate, a first interlayer insulating layer on the transistors, and a lower interconnection line in the upper portion of the first interlayer insulating layer. This innovative design features an etch stop layer on the first interlayer insulating layer and the lower interconnection line, along with a second interlayer insulating layer on the etch stop layer. The upper interconnection line includes a via portion that penetrates the etch stop layer to contact the lower interconnection line. Notably, the dielectric constant of the etch stop pattern is higher than that of the etch stop layer.

Another significant patent pertains to an image sensor that includes a semiconductor substrate with a plurality of pixel regions arranged in two perpendicular directions. A grid structure extends across the semiconductor substrate, defining openings for sub-pixel regions. Color filters are placed in these openings, and a protective layer covers the sidewalls of the grid structure and the bottom surfaces of the color filters. This protective layer is composed of silicon oxide that includes carbon or nitrogen.

Career Highlights

Jangho Lee is currently employed at Samsung Electronics Co., Ltd., where he continues to push the boundaries of semiconductor technology. His work has been instrumental in developing advanced devices that enhance performance and efficiency in electronic applications.

Collaborations

Throughout his career, Jangho Lee has collaborated with notable colleagues, including Jongmin Baek and Wookyung You. These partnerships have fostered innovation and contributed to the success of various projects within the semiconductor field.

Conclusion

Jangho Lee's contributions to semiconductor technology and image sensors highlight his role as a leading inventor in the industry. His innovative patents and collaborations with esteemed colleagues underscore his commitment to advancing technology.