Kee Soo Nam

Title: Kee Soo Nam: Innovator in Semiconductor Technology

Introduction

Kee Soo Nam is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 8 patents. His work focuses on improving the efficiency and reliability of power devices, particularly in applications such as lithium-ion batteries and DC-DC converters.

Latest Patents

Kee Soo Nam's latest patents include innovative methods for fabricating TDMOS devices and high-density trench gate type power devices. One of his notable inventions is a method of fabricating a vertical TDMOS power device using a self-align technique. This method utilizes only three masks and incorporates sidewall spacers to enhance the integration of trench formations. The process involves ion implantation of high concentration into the trench's bottom, which improves electrical characteristics such as leakage current and breakdown voltage. Additionally, this method reduces process steps, thereby lowering costs and enhancing device reliability.

Another significant patent is the method for fabricating a high-density trench gate type power device. This invention is particularly useful for low voltage high current applications, such as lithium-ion battery protection circuits and motor drives. By using a trench gate mask for forming the well and source, Kee Soo Nam's method skips one or two masking processes, minimizing mask alignment errors and enabling high-density realization. This innovation effectively lowers the on-resistance, which is crucial for power devices.

Career Highlights

Kee Soo Nam is affiliated with the Electronics and Telecommunications Research Institute, where he continues to advance semiconductor technologies. His work has garnered attention for its practical applications and contributions to the field.

Collaborations

Kee Soo Nam has collaborated with notable colleagues, including Jin Gun Koo and Tae Moon Roh, who have contributed to his research and development efforts.

Conclusion

Kee Soo Nam's innovative approaches to semiconductor fabrication have positioned him as a key figure in the industry. His patents reflect a commitment to enhancing device performance and reliability, making significant strides in the field of power electronics.