Invention Grant
US08951820B2 Method of fabricating nano-imprint mold for a light emitting diode
有权
制造用于发光二极管的纳米压印模具的方法
- Patent Title: Method of fabricating nano-imprint mold for a light emitting diode
- Patent Title (中): 制造用于发光二极管的纳米压印模具的方法
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Application No.: US13772304Application Date: 2013-02-20
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Publication No.: US08951820B2Publication Date: 2015-02-10
- Inventor: Jong Lam Lee , Jun Ho Son , Yang Hee Song
- Applicant: Postech Academy-Industry Foundation
- Applicant Address: KR Gyeongsangbuk-Do
- Assignee: Postech Academy-Industry Foundation
- Current Assignee: Postech Academy-Industry Foundation
- Current Assignee Address: KR Gyeongsangbuk-Do
- Agency: Revolution IP, PLLC
- Priority: KR10-2010-0139057 20101230
- Main IPC: H01L21/00
- IPC: H01L21/00 ; H01L29/06 ; H01L33/52 ; H01L33/00 ; H01L21/02 ; H01L21/306 ; G03F7/00

Abstract:
A method of manufacturing a light emitting diode, includes a process of forming an n-type nitride semiconductor layer, a light emitting layer, and a p-type nitride semiconductor layer on a temporary substrate, a process of forming a p-type electrode on the p-type nitride semiconductor layer, a process of forming a conductive substrate on the p-type electrode, a process of removing the temporary substrate to expose the n-type nitride semiconductor layer, a process of forming a nanoimprint resist layer on the n-type nitride semiconductor layer, a process of pressing the nanoimprint mold on the nanoimprint resist layer to transfer the nano-pattern onto the nanoimprint resist layer, and a process of separating the nanoimprint mold from the nanoimprint resist layer having the nano-pattern and etching a portion of the nanoimprint resist layer having the nano-pattern to form an n-type electrode.
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