Samsung Electronics Co., Ltd.

Hyoungcheol Cho

Wooseok Jang

Dongkuk Lee

Daesup Kim

An ultraviolet (UV) light source includes: a substrate coupled to an upper housing; a light-emitting diode (LED) package on the substrate; and a waterproof coating layer on at least a portion of the substrate, wherein the LED package includes: an LED chip configured to generate UV light; and a transparent layer including a lower surface facing the LED chip, an upper surface opposite to the lower surface, and a lateral surface connecting the upper surface to the lower surface, wherein at least a portion of the upper surface of the transparent layer is exposed from the waterproof coating layer, and the transparent layer is configured to directly contact a sterilization-target fluid.

Growing community of inventors

Seoul, South Korea

Hyoungcheol Cho