uLED LIGHT-EMITTING AND DISPLAY DEVICE WITHOUT ELECTRICAL CONTACT, EXTERNAL CARRIER INJECTION AND MASS TRANSFER AND PREPARATION METHOD THEREOF
US-2024297282-A1 · Sep 5, 2024 · US
Light emitting device and lighting apparatus having crystal control layer
US8937320B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8937320-B2 |
| Application number | US-201213366665-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 6, 2012 |
| Priority date | Mar 2, 2011 |
| Publication date | Jan 20, 2015 |
| Grant date | Jan 20, 2015 |
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- Title
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Abstract
Official abstract text for this publication.
Provided are a light emitting device, a light emitting device package, and a lighting apparatus. The light emitting device includes: an n-type semiconductor layer including a first area and a second area in a plane; an active layer disposed on the n-type semiconductor layer in the first area; an electron barrier layer disposed on the active layer in the first area; and a p-type semiconductor layer disposed on the electron barrier layer in the first area.
First claim
Opening claim text (preview).
What is claimed is: 1. A light emitting device comprising: an n-type semiconductor layer including a first area and a second area in a plane; an active layer disposed on the n-type semiconductor layer in the first area; an electron barrier layer disposed on the active layer in the first area; a substrate below the n-type semiconductor layer; a crystal control layer on the substrate, the crystal control layer disposed between the substrate and the n-type semiconductor layer…
Assignees
Inventors
Classifications
Electricity · mapped topic
Electricity · mapped topic
- H10H20/81Primary
Electricity · mapped topic
- H10H20/816Primary
Electricity · mapped topic
- H01L33/02Primary
Electricity · mapped topic
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Frequently asked questions
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- What does patent US8937320B2 cover?
- Provided are a light emitting device, a light emitting device package, and a lighting apparatus. The light emitting device includes: an n-type semiconductor layer including a first area and a second area in a plane; an active layer disposed on the n-type semiconductor layer in the first area; an electron barrier layer disposed on the active layer in the first area; and a p-type semiconductor la…
- Who is the assignee on this patent?
- Yoon Ho Sang, Shim Sang Kyun, Lg Innotek Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification H10H20/81. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Jan 20 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).