Lg Innotek Co., Ltd.

Ju Hyon Song

Hyun Kyong Cho

Ho Ki Kwon

Hyun Soo Lim

Ho Sang Kwack

Provided are a light emitting device, a light emitting device package, and a lighting system. The light emitting device comprises a reflective layer, a second conductive type semiconductor layer on the reflective layer, an active layer on the second conductive type semiconductor layer, a first conductive type semiconductor layer on the active layer, and a pad electrode on the first conductive type semiconductor layer. The reflective layer comprises a predetermined pattern.

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Seoul, South Korea

Ju Hyon Song