Dongkwon Kim

Title: Dongkwon Kim and Whispering-Gallery-Mode Light-Emitting Devices.

Introduction

Dongkwon Kim is an inventor associated with Pohang University of Science and Technology Foundation in Seoul, South Korea. His listed patent work concerns light-emitting devices that use a whispering gallery mode.

Latest Patents

Kim is associated with 1 patent: “Light-emitting device and light-emitting device array using a whispering gallery mode, and method for manufacturing same.” The invention describes a light-emitting device designed to oscillate in a convex whispering gallery mode. It includes a PIN-type semiconductor structure, formed on a substrate by epitaxial growth, with a p-type distributed Bragg reflector, an active region, and an n-type distributed Bragg reflector. A hole of a predetermined diameter is formed in the semiconductor, and an electrode around the hole applies current. The patent also describes a manufacturing method and an array of such devices.

Career Highlights

The available information connects Kim’s patent activity with Pohang University of Science and Technology Foundation. His listed invention focuses on semiconductor device design and fabrication, particularly the use of whispering-gallery-mode oscillation in light-emitting devices.

Collaborations

Sung Jae An and O’Dae Kwon are identified as Kim’s coworkers.

Conclusion

Dongkwon Kim’s listed patent presents a semiconductor-based approach to whispering-gallery-mode light emission, along with methods for manufacturing the device and arranging devices in an array.