KR101917752B1 - 발광 소자, 발광 모듈, 발광 패널, 발광 장치 - Google Patents
발광 소자, 발광 모듈, 발광 패널, 발광 장치 Download PDFInfo
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- KR101917752B1 KR101917752B1 KR1020120045993A KR20120045993A KR101917752B1 KR 101917752 B1 KR101917752 B1 KR 101917752B1 KR 1020120045993 A KR1020120045993 A KR 1020120045993A KR 20120045993 A KR20120045993 A KR 20120045993A KR 101917752 B1 KR101917752 B1 KR 101917752B1
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- light emitting
- electrode
- light
- metal
- layer
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- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
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- H10K10/488—Insulated gate field-effect transistors [IGFETs] characterised by the channel regions the channel region comprising a layer of composite material having interpenetrating or embedded materials, e.g. a mixture of donor and acceptor moieties, that form a bulk heterojunction
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/30—Devices specially adapted for multicolour light emission
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
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- H10K50/816—Multilayers, e.g. transparent multilayers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- H10K50/818—Reflective anodes, e.g. ITO combined with thick metallic layers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
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Abstract
금속을 포함한 전극의 표면과, 발광성 유기 화합물을 포함한 층에 착안하여, 도전성 개재물이 형성된 제 1 금속을 표면에 구비한 한쪽 전극과 다른 쪽 전극 사이에, 발광성 유기 화합물을 포함한 층을 갖는 구성으로 한다.
Description
도 2는 실시형태에 따른 미소 공진기 구조를 갖는 발광 소자의 구성을 설명하는 도면.
도 3(A) 내지 도 3(D)는 실시형태에 따른 발광 소자의 제작 방법을 설명하는 도면.
도 4(A) 내지 도 4(E)는 실시형태에 따른 발광 소자의 구성을 설명하는 도면.
도 5(A) 및 도 5(B)는 실시형태에 따른 발광 패널을 설명하는 도면.
도 6(A) 및 도 6(B)는 실시형태에 따른 발광 장치를 설명하는 도면.
도 7(A) 및 도 7(B)는 실시형태에 따른 발광 장치를 설명하는 도면.
도 8(A) 내지 도 8(E)는 실시형태에 따른 발광 장치를 설명하는 도면.
101a: 도전성 재료
101b: 제 1 금속
102: 전극
103: 발광성 유기 화합물을 포함한 층
111: 개재물
111a: 제 2 금속
111b: 제 2 금속의 산화물
113: 캐리어 주입층
Claims (14)
- 발광 소자에 있어서,
제 1 금속, 상기 제 1 금속과 접촉하는 제 2 금속, 및 상기 제 2 금속과 접촉하는 상기 제 2 금속의 산화물을 포함한 한쪽 전극과;
가시광에 대한 투광성을 갖고 상기 한쪽 전극과 중첩하는 다른 쪽 전극과;
상기 한쪽 전극과 상기 다른 쪽 전극 사이의, 발광성 유기 화합물을 포함한 층을 포함하고,
캐리어 주입층이 상기 제 2 금속의 산화물과 상기 발광성 유기 화합물을 포함한 층 사이에 제공되고,
상기 제 2 금속의 산화물은 도전성 금속 산화물이고,
상기 캐리어 주입층은 산화물 도전 재료를 포함하는, 발광 소자.
- 발광 소자에 있어서,
제 1 금속, 상기 제 1 금속과 접촉하는 제 2 금속, 및 상기 제 2 금속과 접촉하는 상기 제 2 금속의 산화물을 포함한 한쪽 전극과;
가시광에 대한 투광성을 갖고 상기 한쪽 전극과 중첩하는 다른 쪽 전극과;
상기 한쪽 전극과 상기 다른 쪽 전극 사이의, 발광성 유기 화합물을 포함한 층을 포함하고,
캐리어 주입층은 상기 제 2 금속의 산화물과 상기 발광성 유기 화합물을 포함한 상기 층 사이에 제공되고,
상기 제 2 금속의 산화물은 도전성 금속 산화물이고,
상기 캐리어 주입층은 억셉터성 재료를 포함하는, 발광 소자.
- 제 1 항 또는 제 2 항에 있어서,
상기 제 2 금속은 티타늄, 몰리브덴, 텅스텐, 바나듐, 레늄, 인듐, 니켈, 아연, 및 주석으로 이루어진 군에서 선택된, 발광 소자.
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1 항 또는 제 2 항에 있어서,
상기 제 1 금속은 알루미늄 또는 알루미늄을 포함한 합금이고,
상기 제 1 금속의 두께는 100nm 이상 300nm 이하인, 발광 소자.
- 제 8 항에 있어서,
상기 제 1 금속은 알루미늄, 니켈, 및 란탄을 포함한 합금인, 발광 소자.
- 제 1 항 또는 제 2 항에 있어서,
상기 다른 쪽 전극은 가시광에 대하여 반사율이 1% 이상 100% 미만이고,
상기 다른 쪽 전극은 가시광에 대하여 투과율이 1% 이상 100% 미만인, 발광 소자.
- 제 10 항에 따른 발광 소자를 포함한 발광 모듈에 있어서,
상기 발광 소자와 중첩하는 컬러 필터를 포함하고,
상기 발광 소자는 600nm 이상 800nm 미만의 파장을 갖는 빛과, 500nm 이상 600nm 미만의 파장을 갖는 빛과, 400nm 이상 500nm 미만의 파장을 갖는 빛을 포함한 빛을 발광하도록 발광성 유기 화합물을 포함한 상기 층을 포함한, 발광 모듈.
- 제 11 항에 따른 복수의 발광 모듈을 포함한 발광 패널에 있어서,
제 1 발광 모듈과;
제 2 발광 모듈과;
제 3 발광 모듈을 포함하고,
상기 제 1 발광 모듈은 적색을 나타내는 빛을 투과하는 제 1 컬러 필터를 포함하고,
한 쌍의 제 1 전극은 반사성의 한쪽 전극과 반투과·반반사성의 다른 쪽 전극을 갖고, 600nm 이상 800nm 미만의 파장을 갖는 빛을 발광하도록 상기 한 쌍의 제 1 전극 사이의 광학 거리가 제 1 캐리어 주입층의 두께에 의하여 조정되고,
상기 제 2 발광 모듈은 녹색을 나타내는 빛을 투과하는 제 2 컬러 필터를 포함하고,
한 쌍의 제 2 전극은 반사성의 한쪽 전극과 반투과·반반사성의 다른 쪽 전극을 갖고, 500nm 이상 600nm 미만의 파장을 갖는 빛을 발광하도록 상기 한 쌍의 제 2 전극 사이의 광학 거리가 제 2 캐리어 주입층의 두께에 의하여 조정되고,
상기 제 3 발광 모듈은 청색을 나타내는 빛을 투과하는 제 3 컬러 필터를 포함하고,
한 쌍의 제 3 전극은 반사성의 한쪽 전극과 반투과·반반사성의 다른 쪽 전극을 갖고, 400nm 이상 500nm 미만의 파장을 갖는 빛을 발광하도록 상기 한 쌍의 제 3 전극 사이의 광학 거리가 제 3 캐리어 주입층의 두께에 의하여 조정되고,
상기 제 1 발광 모듈, 상기 제 2 발광 모듈, 및 상기 제 3 발광 모듈은 상기 발광성 유기 화합물을 포함한 동일한 층을 포함하고,
상기 한 쌍의 제 1 전극의 상기 한쪽 전극, 상기 한 쌍의 제 2 전극의 상기 한쪽 전극, 및 상기 한 쌍의 제 3 전극의 상기 한쪽 전극은 서로 독립되는, 발광 패널.
- 제 12 항에 있어서,
상기 한 쌍의 제 1 전극의 상기 다른 쪽 전극, 상기 한 쌍의 제 2 전극의 상기 다른 쪽 전극, 및 상기 한 쌍의 제 3 전극의 상기 다른 쪽 전극은 서로 접촉하는, 발광 패널.
- 제 12 항에 따른 발광 패널을 포함한 발광 장치.
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