KR101233062B1 - 나노 급 패턴이 형성된 고효율 질화물계 발광다이오드용 기판의 제조방법 - Google Patents
나노 급 패턴이 형성된 고효율 질화물계 발광다이오드용 기판의 제조방법 Download PDFInfo
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Abstract
Description
도 2는 본 발명의 일 실시예에 적용할 수 있는 다양한 패턴의 예를 나타내는 개념도이다.
도 3은 본 발명의 일 실시예에 따라 제조한 발광 다이오드의 개념도이다.
B: 제1볼록부와 제2볼록부의 형성주기
Claims (6)
- 기판의 일면(一面) 또는 나노 몰드의 일면(一面)에 내식각성 레지스트 박막을 형성하는 제1단계,
상기 내식각성 레지스트 박막과 마주보도록, 나노 몰드 또는 기판을 위치시키고 가압하여 상기 기판 상에 나노 패턴을 가진 내식각성 레지스트 박막을 형성하는 제2단계,
상기 나노 패턴이 형성된 기판을 식각하는 제3단계, 그리고
상기 식각된 기판을 어닐링 하는 제4단계를 포함하고,
상기 나노 패턴은 바닥부와 볼록부를 포함하고, 상기 볼록부의 하단직경은 발광다이오드의 발광 파장의 0.1 내지 3배인 것이고,
상기 나노 패턴은 바닥부와 볼록부가 교대로 형성되어 있고, 제1볼록부와 상기 제1볼록부에 이웃하는 제2볼록부와의 거리가 발광다이오드의 발광 파장의 0.2 내지 6배인 것이며,
상기 나노 패턴은 반구형, 삼각뿔형, 사각뿔형, 육각뿔형, 원뿔형 및 잘린구형으로 이루어진 군에서 선택된 어느 하나를 반복적으로 포함하는 것인 나노 급 패턴이 형성된 고효율 질화물계 발광다이오드용 기판의 제조방법. - 삭제
- 삭제
- 제1항에 있어서,
상기 질화물계 발광다이오드용 기판의 제조방법은, 상기 제4단계 이후에 상기 어닐링된 기판에 GaN층으로 이루어진 버퍼층을 더 형성하는 제5단계를 더 포함하여 발광 다이오드의 광추출 효율을 향상시킨 것인 나노 급 패턴이 형성된 고효율 질화물계 발광다이오드용 기판의 제조방법. - 제 1항에 있어서,
상기 기판은 사파이어 기판, 실리콘 기판 및 쿼츠 기판으로 이루어진 군에서 선택된 어느 하나인 것으로, Al2O3, SiC, Si, SiO2, 쿼츠 (Quartz), AlN, GaN, Si3N4 및 MgO로 이루어진 군에서 선택된 어느 하나를 포함하는 것인 나노 급 패턴이 형성된 고효율 질화물계 발광다이오드용 기판의 제조방법. - 삭제
Priority Applications (7)
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KR1020120040150A KR101233062B1 (ko) | 2012-04-18 | 2012-04-18 | 나노 급 패턴이 형성된 고효율 질화물계 발광다이오드용 기판의 제조방법 |
US14/394,474 US20150064821A1 (en) | 2012-04-18 | 2013-04-16 | Method for fabricating nano-patterned substrate for high-efficiency nitride-based light-emitting diode |
PCT/KR2013/003186 WO2013157816A1 (ko) | 2012-04-18 | 2013-04-16 | 나노 급 패턴이 형성된 고효율 질화물계 발광다이오드용 기판의 제조방법 |
EP13777801.5A EP2840618A4 (en) | 2012-04-18 | 2013-04-16 | METHOD FOR PRODUCING A NANOSTRUCTURED SUBSTRATE FOR HIGHLY EFFICIENT NITRID BASE LED |
CN201380020419.7A CN104221169A (zh) | 2012-04-18 | 2013-04-16 | 制造供高效率氮化物发光二极体用的纳米图案化基材的方法 |
JP2015506889A JP2015515145A (ja) | 2012-04-18 | 2013-04-16 | ナノレベルのパターンが形成された高効率窒化物系発光ダイオード用基板の製造方法(MethodForFabricatingNanoPatternedSubstrateForHighEfficiencyNitridebasedLightEmittingDiode) |
TW102113589A TW201405866A (zh) | 2012-04-18 | 2013-04-17 | 製造供高效率氮化物系發光二極體用之奈米圖案化基材之方法 |
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EP (1) | EP2840618A4 (ko) |
JP (1) | JP2015515145A (ko) |
KR (1) | KR101233062B1 (ko) |
CN (1) | CN104221169A (ko) |
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- 2013-04-16 US US14/394,474 patent/US20150064821A1/en not_active Abandoned
- 2013-04-16 JP JP2015506889A patent/JP2015515145A/ja active Pending
- 2013-04-16 EP EP13777801.5A patent/EP2840618A4/en not_active Withdrawn
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CN110517949B (zh) * | 2019-07-29 | 2021-05-11 | 太原理工大学 | 一种利用SiO2作为衬底制备非极性a面GaN外延层的方法 |
Also Published As
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EP2840618A4 (en) | 2015-05-06 |
EP2840618A1 (en) | 2015-02-25 |
US20150064821A1 (en) | 2015-03-05 |
WO2013157816A1 (ko) | 2013-10-24 |
JP2015515145A (ja) | 2015-05-21 |
CN104221169A (zh) | 2014-12-17 |
TW201405866A (zh) | 2014-02-01 |
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