Light emitting element with improved light extraction efficiency, light emitting device comprising the same, and fabricating method of the light emitting element and the light emitting device

摘要

Provided is a light emitting element, a light emitting device including the same, and fabrication methods of the light emitting element and light emitting device. The light emitting device comprises a substrate, a light emitting structure including a first conductive layer of a first conductivity type, a light emitting layer, and a second conductive layer of a second conductivity type which are sequentially stacked, a first electrode which is electrically connected with the first conductive layer; and a second electrode which is electrically connected with the second conductive layer and separated apart from the first electrode, wherein at least a part of the second electrode is connected from a top of the light emitting structure, through a sidewall of the light emitting structure, and to a sidewall of the substrate.

主权项

1. A light emitting element comprising:
a substrate including sidewalls having a slope; a light emitting structure including a first conductive layer of a first conductivity type, a light emitting layer, and a second conductive layer of a second conductivity type which are sequentially stacked; a dielectric layer conformally foamed on the sidewalls of the substrate; a first electrode electrically connected to the first conductive layer; and a second electrode electrically connected to the second conductive layer and spaced apart from the first electrode, wherein the dielectric layer overlaps a portion of at least one sidewall of the light emitting structure, and wherein the dielectric layer overlaps the first conductive layer without overlapping the second conductive layer.