Lg Innotek Co., Ltd.

Suzhou Lekin Semiconductor Co., Ltd.

Sang Rock Park

Byung Hak Jeong

Sung Wook Moon

Duk Hyun Park

Sang Youl Lee

Tae Yong Lee

Ji Hyung Moon

Eun Jung Ko

Chung Song Kim

Ki Yong Hong

Bum Doo Park

Young Kuen Jung

A light emitting device of an embodiment comprises: a lower electrode; a light emitting structure disposed on the lower electrode and including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; an upper electrode pad disposed on the light emitting structure; at least one branch electrode connected to the upper electrode pad; and an upper ohmic layer disposed below the at least one branch electrode, wherein the upper electrode pad may include at least one connecting electrode connected to at least one branch electrode, and at least one connecting electrode may be integrally formed with the upper electrode pad and may project at certain intervals from a side surface of the upper electrode pad.

Light emitting diode and light emitting diode package

An embodiment discloses a light emitting device and a display comprising the same. The light emitting device includes: a light transmitting substrate; a light emitting structure including a second conductive semiconductor layer disposed on the light transmitting substrate, a first conductive semiconductor layer disposed on the second conductive semiconductor layer, and an active layer disposed between the second conductive semiconductor layer and the first conductive semiconductor layer; an insulating layer covering the light emitting structure; a first ohmic electrode electrically connected to the first conductive semiconductor layer; a second ohmic electrode disposed on one side of the second conductive semiconductor layer facing the light transmitting substrate and electrically connected to the second conductive semiconductor layer; a first electrode electrically connected to the first ohmic electrode through the insulating layer; and a second electrode electrically connected to the second ohmic electrode through the insulating layer and the light emitting structure, wherein the active layer emits light of a red wavelength band, the second ohmic electrode includes a pad electrode disposed at the center of the second conductive semiconductor layer and a plurality of branched electrodes extending outward from the center of the second conductive semiconductor layer.

Light emitting device and display comprising same

Disclosed is a light emitting device including a light emitting structure including a first conductive semiconductor layer, an active layer under the first conductive semiconductor layer, and a second conductive semiconductor layer under the active layer, a first electrode electrically connected with the first conductive semiconductor layer, a mirror layer under the light emitting structure, a window semiconductor layer between the mirror layer and the light emitting structure, a reflective layer under the mirror layer, a conductive contact layer between the reflective layer and the window semiconductor layer and in contact with the second conductive semiconductor layer, and a conductive support substrate under the reflective layer. The window semiconductor layer includes a C-doped P-based semiconductor doped with a higher dopant concentration. The conductive contact layer includes material different from that of the mirror layer with a thickness thinner than that of the window semiconductor layer.

Light emitting device

Growing community of inventors

Seoul, South Korea

Sang Rock Park