Kyoungsei Choi

Title: Innovations by Kyoungsei Choi in Semiconductor Packaging

Introduction

Kyoungsei Choi, based in Yongin-si, South Korea, is an accomplished inventor with a remarkable portfolio consisting of 23 patents. He is associated with Samsung Electronics Co., Ltd., where he focuses on advancements in semiconductor packaging technologies, significantly contributing to the evolving landscape of the electronics industry.

Latest Patents

Among his latest innovations, Kyoungsei Choi has developed a semiconductor package that features an interposer and a specialized method of fabricating the same. This patented semiconductor package includes a lower package, an interposer situated atop the lower package, and an under-fill layer interposed between these components. Notably, the interposer is designed with a through hole that vertically penetrates it, while the under-fill layer encompasses an extension that fills at least a portion of this through hole.

Another significant patent involves methods for manufacturing refined semiconductor packages. This invention incorporates a first package substrate with a first semiconductor chip mounted on it. It features a molding layer that covers the side walls of the semiconductor chip and contains through holes, ensuring connectivity through conductive connectors positioned within these holes, which connect to both the first package substrate and the interposer. Additionally, an insulating filler surrounds the conductive connectors, enhancing the overall integrity of the semiconductor package.

Career Highlights

Kyoungsei Choi's contributions at Samsung Electronics Co., Ltd. have significantly advanced the field of semiconductor packaging technologies. His innovative approaches have not only led to patent filings but have also established him as a key player in developing efficient semiconductors that meet the growing demands of modern electronics.

Collaborations

In his endeavors, Kyoungsei Choi collaborates closely with notable coworkers, including Jongbo Shim and Un-Byoung Kang. These collaborative efforts have likely enhanced the innovation process, driving forward their shared goals in semiconductor advancements.

Conclusion

Kyoungsei Choi stands out in the realm of semiconductor innovation through his patents and extensive expertise. With a strong foundation in electronic engineering and a commitment to developing cutting-edge technologies, he continues to influence the semiconductor industry, paving the way for future advancements in electronic devices.