Lg Innotek Co., Ltd.

Eun Ju Hong

Seung Hwan Kim

Jin Wook Lee

Hyun Don Song

Jung Hun Oh

Ki Man Kang

Yee Rang Hong

Sung Won David Roh

A light emitting device having an enhanced surface property and an electrical property is provided. The light emitting device includes a light emitting structure including a first semiconductor layer, an active layer, and a second semiconductor layer, a first electrode disposed on one side of the light emitting structure and electrically connected to the first semiconductor layer, a second electrode disposed on one side of the light emitting structure and electrically connected to the second semiconductor layer, and an ohmic contact including a first layer disposed between the second electrode and the second semiconductor layer and having aluminum (Al), a second layer including at least one MAlalloy formed by a reaction with Al included in the first layer, and a third layer disposed on the second layer and having gold (Au) is provided.

Light emitting device having first and second electrodes on one side of a light emitting structure

Embodiments provide a light emitting device including a substrate, a light emitting structure disposed under the substrate, the light emitting structure including a first conductive semiconductor layer, an active layer and a second conductive semiconductor layer, a sub-mount, first and second metal pads disposed on the sub-mount and electrically spaced apart from one another, a one first bump disposed between the first conductive semiconductor layer and the first metal pad and a second bump located between the second conductive semiconductor layer and the second metal pad. A plurality of active areas in which The first semiconductor layer and the active layer are disposed are spaced apart from one another when viewed in plan.

Light emitting device, light emitting device package including the device and lighting apparatus including the package

Growing community of inventors

Seoul, South Korea

Eun Ju Hong