Ha-Jong Kim

Title: Ha-Jong Kim: Innovator in Field Emission Devices

Introduction

Ha-Jong Kim is a prominent inventor based in Seongnam, South Korea. He has made significant contributions to the field of electronic devices, particularly in the development of field emission devices. With a total of 2 patents to his name, Kim continues to push the boundaries of technology.

Latest Patents

One of his latest patents is a Field Emission Device (FED) that features a cathode aperture designed to improve electron beam focus. This innovative device includes a substrate, a cathode with a cathode aperture, and a material layer with a first through hole. Additionally, it incorporates a first insulator with a cavity, a gate electrode with a second through hole, and an emitter positioned in the central portion of the cathode aperture. Another notable patent is the thermal electron emission backlight device, which consists of two substrates separated by a predetermined distance. This device includes an anode electrode, cathode electrodes, a phosphor layer, and spacers to maintain the distance. When a voltage is applied, thermal electrons are emitted from the cathode electrodes, enhancing the device's functionality.

Career Highlights

Ha-Jong Kim is currently employed at Samsung SDI Co., Inc., where he continues to innovate and develop cutting-edge technologies. His work has significantly impacted the field of electronic devices, particularly in enhancing the efficiency and performance of field emission devices.

Collaborations

Throughout his career, Kim has collaborated with notable colleagues, including Byong-gwon Song and Ho-suk Kang. These collaborations have contributed to the advancement of technology in their respective fields.

Conclusion

Ha-Jong Kim is a distinguished inventor whose work in field emission devices has paved the way for future innovations. His contributions to technology continue to inspire and influence the industry.