18740925. LIGHT-EMITTING DEVICE (EPISTAR CORPORATION)

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LIGHT-EMITTING DEVICE

Organization Name

EPISTAR CORPORATION

Inventor(s)

Meng-Hsiang Hong of Hsinchu (TW)

Yu-Ling Lin of Hsinchu (TW)

Chao-Hsing Chen of Hsinchu (TW)

Chen Ou of Hsinchu (TW)

Chien-Ya Hung of Hsinchu (TW)

LIGHT-EMITTING DEVICE

This abstract first appeared for US patent application 18740925 titled 'LIGHT-EMITTING DEVICE



Original Abstract Submitted

A light-emitting device comprises a first semiconductor layer; a semiconductor mesa, comprising an active layer and a second semiconductor layer and comprising an inclined surface; a contact electrode covering the second semiconductor layer and comprising a first side surface; an insulating reflective structure covering the contact electrode and comprising a plurality of insulating reflective structure openings; a connection layer covering the insulating reflective structure and filling into the plurality of insulating reflective structure openings, and comprising a second side surface; and a metal reflective layer covering the connection layer and filling into the plurality of insulating reflective structure openings, and comprising a third side surface; wherein in a cross-sectional view of the light-emitting device, a first pitch is between the first side surface and the inclined surface, a third pitch is between the third side surface and the inclined surface, and the third pitch is smaller than the first pitch.