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Light emitting device and light emitting device package

A light-emitting device and light-emitting structure technology, applied in the direction of semiconductor devices, electrical components, circuits, etc.

Active Publication Date: 2016-11-23
SUZHOU LEKIN SEMICON CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0009] Embodiments also provide a light emitting device and a light emitting device package that can enhance operating voltage properties and device operation properties by solving the problem of heat generation

Method used

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  • Light emitting device and light emitting device package
  • Light emitting device and light emitting device package
  • Light emitting device and light emitting device package

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Embodiment Construction

[0033] While the invention is capable of additional modifications and numerous embodiments, specific embodiments thereof are shown by way of example in the drawings and will be described in detail. It should be understood, however, that there is no intention to limit the inventive concepts to the particular forms disclosed, but on the contrary, the inventive concepts are intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the inventive concepts.

[0034] It will be understood that although the terms "first", "second", etc. may be used herein to describe various components, these components should not be limited by these terms. These terms are only used to distinguish one component from another. For example, a first component discussed below could be termed a second component, and similarly, a second component discussed below could be termed a first component without departing from the teachings of the inventive concept. Th...

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Abstract

A light emitting device having an enhanced surface property and an electrical property is provided. The light emitting device includes a light emitting structure including a first semiconductor layer, an active layer, and a second semiconductor layer, a first electrode disposed on one side of the light emitting structure and electrically connected to the first semiconductor layer, a second electrode disposed on one side of the light emitting structure and electrically connected to the second semiconductor layer, and an ohmic contact including a first layer disposed between the second electrode and the second semiconductor layer and having aluminum (Al), a second layer including at least one M x Al y alloy formed by a reaction with Al included in the first layer, and a third layer disposed on the second layer and having gold (Au) is provided.

Description

[0001] Cross References to Related Applications [0002] This application claims priority and benefit from Korean Patent Application No. 2015-0065483, filed May 11, 2015, and Korean Patent Application No. 2015-0065485, filed May 11, 2015, the disclosures of which are incorporated herein by reference in their entirety . technical field [0003] Embodiments of the present invention relate to a light emitting device and a light emitting device package. Background technique [0004] A light emitting diode (LED) is a light emitting device that emits light when an electric current is applied. LEDs can emit light with high efficiency, resulting in an excellent energy-saving effect. [0005] Recently, the problem of luminance of LEDs has been largely solved, and LEDs are applied to various devices such as backlight units of liquid crystal display devices, electronic billboards, indicators, home appliances, and the like. [0006] In particular, since a nitride semiconductor-based ...

Claims

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Application Information

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IPC IPC(8): H01L33/36H01L33/24
CPCH01L33/24H01L33/36H01L33/382H01L33/40H01L33/486H01L33/62H01L33/647H01L2933/0016H01L33/32H01L33/46H01L33/48H01L33/60H01L33/641H01L33/644
Inventor 宋炫暾姜基晩金胜晥卢承垣李镇旭洪恩珠洪义朗
Owner SUZHOU LEKIN SEMICON CO LTD