Dae-Han Choi

Title: Innovations of Dae-Han Choi

Introduction

Dae-Han Choi is a notable inventor based in Sunnyvale, CA. He has made significant contributions to the field of plasma processing technology. With a total of 3 patents to his name, Choi's work focuses on methods and apparatuses that enhance the deposition of conformal films on substrates.

Latest Patents

One of Choi's latest patents is titled "Apparatus for the deposition of a conformal film on a substrate and methods therefor." This patent describes a method for depositing a conformal film in a plasma processing chamber. The process involves cooling a chuck below the condensation temperature of a gas mixture, allowing it to condense on the substrate's surface. Another significant patent is "Critical dimension reduction and roughness control." This invention outlines a method for forming features in an etch layer, utilizing a control layer and a conformal layer to reduce critical dimensions effectively.

Career Highlights

Dae-Han Choi is currently employed at Lam Research Corporation, a leading company in the semiconductor equipment industry. His work at Lam Research has positioned him as a key player in advancing plasma processing technologies.

Collaborations

Choi collaborates with talented coworkers, including Sangheon Lee and Jisoo Kim. Their combined expertise contributes to the innovative environment at Lam Research.

Conclusion

Dae-Han Choi's contributions to plasma processing technology through his patents and work at Lam Research Corporation highlight his role as an influential inventor in the field. His innovative methods continue to shape advancements in semiconductor manufacturing.