Light emitting device, light emitting device package, and light unit

A light emitting device according to an embodiment of the present invention includes a first conductive semiconductor layer providing a roughness on a upper surface thereof and including a PEC etching control layer; an active layer under the first conductive semiconductor layer; a second conductive...

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Bibliographic Details
Main Authors HAN YOUNG HUN, SON SUNG JIN, CHOI RAK JUN, JUNG SUNG HOON, KANG DAE SUNG
Format Patent
LanguageChinese
English
Published 16.01.2013
Subjects
BASIC ELECTRIC ELEMENTS
BLASTING
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-PORTABLE LIGHTING DEVICES
SEMICONDUCTOR DEVICES
SYSTEMS THEREOF
VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS
WEAPONS
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Summary:A light emitting device according to an embodiment of the present invention includes a first conductive semiconductor layer providing a roughness on a upper surface thereof and including a PEC etching control layer; an active layer under the first conductive semiconductor layer; a second conductive semiconductor layer under the active layer; a reflective electrode electrically connected to the second conductive semiconductor layer; and a first electrode electrically connected to the first conductive semiconductor layer.
Bibliography:Application Number: CN201210088795