Hyun Duck Lee

Title: Hyun Duck Lee: Innovator in Semiconductor Technology

Introduction

Hyun Duck Lee is a prominent inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on enhancing the reliability and efficiency of integrated circuit devices.

Latest Patents

One of his latest patents is for a semiconductor integrated circuit device that includes an electro-static discharge protection circuit. This innovative device may include a pad, a first voltage protection circuit, and a second voltage protection circuit. The first voltage protection circuit is connected with the pad, while the second voltage protection circuit is connected between the first voltage protection circuit and a ground terminal. Notably, the first voltage protection circuit features a gate positive p-channel metal oxide semiconductor (GPPMOS) transistor, and the second voltage protection circuit consists of serially connected GPPMOS transistors.

Another significant patent involves electro-static discharge (ESD) protection devices that have a low trigger voltage. This ESD protection device comprises a first PN diode, a second PN diode, and a silicon controlled rectifier (SCR). The first and second PN diodes are coupled in series between a pad and a ground voltage, providing a first discharge current path. The SCR is coupled between the pad and the ground voltage to create a second discharge current path, featuring a PNPN structure.

Career Highlights

Hyun Duck Lee is currently employed at SK Hynix Inc., a leading company in the semiconductor industry. His work at SK Hynix has allowed him to develop cutting-edge technologies that enhance the performance of electronic devices.

Collaborations

Throughout his career, Hyun Duck Lee has collaborated with notable colleagues, including Chang Hwi Lee and Jin Woo Kim. These collaborations have contributed to the advancement of semiconductor technologies and innovations.

Conclusion

Hyun Duck Lee is a distinguished inventor whose work in semiconductor technology has led to multiple patents and significant advancements in the field. His contributions continue to shape the future of electronic devices and integrated circuits.