Seong-Hearn Lee

Title: Innovations of Seong-Hearn Lee in Bipolar Transistor Fabrication

Introduction

Seong-Hearn Lee is a notable inventor based in Daejeon, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in the fabrication of bipolar transistors. With a total of three patents to his name, his work has advanced the integration and performance of electronic devices.

Latest Patents

Seong-Hearn Lee's latest patents include a method for making a bipolar transistor with enhanced trench isolation. This innovative fabrication process improves integration and performance by utilizing a series of precise steps, including etching, filling, polishing, and thermal oxidation. Another significant patent involves a method for fabricating a bipolar transistor with a super self-aligned vertical structure. This method simplifies the fabrication sequence and enhances device performance by eliminating the need for trench isolation.

Career Highlights

Throughout his career, Seong-Hearn Lee has worked with prominent organizations such as the Electronics and Telecommunications Research Institute and the Korea Telecommunication Authority. His experience in these institutions has allowed him to develop and refine his innovative techniques in semiconductor fabrication.

Collaborations

Seong-Hearn Lee has collaborated with notable colleagues, including Byung-Ryul Ryum and Tae-Hyeon Han. Their combined expertise has contributed to the advancement of technology in their field.

Conclusion

Seong-Hearn Lee's contributions to bipolar transistor fabrication have significantly impacted the semiconductor industry. His innovative methods continue to influence the development of high-performance electronic devices.