LIGHT-EMITTING DEVICE

LIGHT-EMITTING DEVICE

A light-emitting device includes a substrate; a first semiconductor layer and a semiconductor platform disposed on the first semiconductor layer, wherein the semiconductor platform includes a second semiconductor layer and an active layer between the first semiconductor layer and the second semicond...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Hung, Chien-Ya, Chen, Chao-Hsing, Lin, Yi-Hung
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
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Beschreibung
Zusammenfassung:A light-emitting device includes a substrate; a first semiconductor layer and a semiconductor platform disposed on the first semiconductor layer, wherein the semiconductor platform includes a second semiconductor layer and an active layer between the first semiconductor layer and the second semiconductor layer; a plurality of openings passing through the semiconductor platform to uncover the first semiconductor layer; a plurality of first electrodes and a plurality of first electrode pads on the first semiconductor layer in the plurality of openings and not covering the semiconductor platform; a second electrode and a second electrode pad on the second semiconductor layer and not covering the first semiconductor layer in the plurality of openings, wherein a first surface of the plurality of first electrode pads is higher than a second surface of the second electrode pad, and a step difference between the first surface and the second surface is less than 2 μm.