KR101383474B1 - 전계발광소자 - Google Patents
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- KR101383474B1 KR101383474B1 KR1020070097018A KR20070097018A KR101383474B1 KR 101383474 B1 KR101383474 B1 KR 101383474B1 KR 1020070097018 A KR1020070097018 A KR 1020070097018A KR 20070097018 A KR20070097018 A KR 20070097018A KR 101383474 B1 KR101383474 B1 KR 101383474B1
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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
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection layers
- H10K50/171—Electron injection layers
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- H—ELECTRICITY
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- 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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
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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
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/14—Carrier transporting layers
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- H—ELECTRICITY
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- H10K50/00—Organic light-emitting devices
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- H10K50/14—Carrier transporting layers
- H10K50/15—Hole transporting 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
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- H10K50/16—Electron transporting layers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection 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
- H10K50/81—Anodes
- H10K50/816—Multilayers, e.g. transparent multilayers
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- H—ELECTRICITY
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- 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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
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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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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- H—ELECTRICITY
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- 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
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8051—Anodes
- H10K59/80518—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
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8052—Cathodes
- H10K59/80524—Transparent cathodes, e.g. comprising thin metal layers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K77/00—Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
- H10K77/10—Substrates, e.g. flexible substrates
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/451—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs characterised by the compositions or shapes of the interlayer dielectrics
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/60—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
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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
- H10K50/81—Anodes
- H10K50/818—Reflective anodes, e.g. ITO combined with thick metallic layers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Geometry (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims (10)
- 박막트랜지스터부를 포함하는 기판;상기 기판 상에 위치하며, 상기 박막트랜지스터부를 노출시키는 비아홀을 구비하는 절연막;상기 절연막 상에 위치하며, 상기 비아홀을 통해 상기 박막트랜지스터부와 연결되는 제 1 전극;상기 제 1 전극 상에 위치하는 발광층;상기 발광층을 덮도록 위치하며, 상기 발광층 상에 순차적으로 위치하는 전자수송층 또는 전자주입층 중 어느 하나 이상을 포함하는 제 1 기능층;상기 제 1 기능층 상에 위치하는 제 2 전극; 및상기 제 1 전극과 상기 발광층 사이에서 상기 발광층과 동일한 폭으로 형성되며, 상기 제 1 전극 상에 순차적으로 위치하는 정공주입층 또는 정공수송층 중 어느 하나 이상을 포함하는 제 2 기능층;을 포함하고,상기 제 1 기능층의 폭은 상기 발광층 폭의 1배 내지 1.2배로 형성되며, 상기 정공주입층 또는 전자주입층은 LiF, NaF, KF, RbF, CsF, FrF, BeF2, MgF2, CaF2, SrF2, BaF2 및 RaF2로 이루어진 군에서 선택되는 알칼리 금속 또는 알칼리 토금속을 포함하는 전계발광소자.
- 제 1 항에 있어서,상기 제 1 전극은 anode 전극이고, 상기 제 2 전극은 cathode 전극인 것을 특징으로 하는 전계발광소자.
- 제 1 항에 있어서,상기 제 1 전극은 상기 비아홀을 통해 상기 박막트랜지스터부와 연결되는 반사 전극 및 상기 반사 전극 상에 위치하는 제 1 투명 전극을 포함하는 것을 특징으 로 하는 전계발광소자.
- 제 1 항에 있어서,상기 제 1 전극은 상기 비아홀을 통해 상기 박막트랜지스터부와 연결되는 제 2 투명 전극 및 상기 제 2 투명 전극 상에 순차적으로 위치하는 반사 전극 및 제 1 투명 전극을 포함하는 것을 특징으로 하는 전계발광소자.
- 제 3 항 또는 제 4 항 중 어느 한 항에 있어서,상기 반사 전극은 은(Ag), 알루미늄(Al), 니켈(Ni) 중 어느 하나로 이루어지는 것을 특징으로 하는 전계발광소자.
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서,상기 제 1 기능층 또는 상기 제 2 기능층 중 적어도 어느 하나는 발광 영역을 덮도록 위치하는 것을 특징으로 하는 전계발광소자.
- 제 1 항에 있어서,상기 제 1 기능층 또는 상기 제 2 기능층 중 적어도 어느 하나는 발광 영역 및 비발광 영역을 모두 덮도록 위치하는 것을 특징으로 하는 전계발광소자.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070097018A KR101383474B1 (ko) | 2007-09-21 | 2007-09-21 | 전계발광소자 |
US11/987,751 US20090078945A1 (en) | 2007-09-21 | 2007-12-04 | Light emitting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070097018A KR101383474B1 (ko) | 2007-09-21 | 2007-09-21 | 전계발광소자 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090031147A KR20090031147A (ko) | 2009-03-25 |
KR101383474B1 true KR101383474B1 (ko) | 2014-04-08 |
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ID=40470677
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070097018A Active KR101383474B1 (ko) | 2007-09-21 | 2007-09-21 | 전계발광소자 |
Country Status (2)
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US (1) | US20090078945A1 (ko) |
KR (1) | KR101383474B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101831346B1 (ko) | 2015-08-07 | 2018-02-23 | 삼성디스플레이 주식회사 | 유기발광 디스플레이 장치 및 그 제조방법 |
KR102439873B1 (ko) * | 2017-03-10 | 2022-09-05 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 및 유기 발광 표시 장치의 제조 방법 |
JP7414730B2 (ja) * | 2018-11-20 | 2024-01-16 | ソニーセミコンダクタソリューションズ株式会社 | 表示装置および表示装置の製造方法、並びに、電子機器 |
US11588135B2 (en) | 2020-07-07 | 2023-02-21 | Avalon Holographies Inc. | Microcavity pixel array design and method |
KR102575231B1 (ko) * | 2021-01-25 | 2023-09-07 | 주식회사 선익시스템 | Oled 디스플레이 소자 및 oled 디스플레이 소자 제조 방법 |
US11937478B2 (en) | 2021-07-16 | 2024-03-19 | Avalon Holographics Inc. | Multi-colored microcavity OLED array having DBR for high aperture display and method of fabricating the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030067547A (ko) * | 2002-02-06 | 2003-08-14 | 가부시키가이샤 히타치세이사쿠쇼 | 유기 발광 표시 장치 |
KR20040000630A (ko) * | 2002-06-22 | 2004-01-07 | 삼성에스디아이 주식회사 | 다층 구조의 애노드를 채용한 유기 전계 발광 소자 |
KR20070075920A (ko) * | 2006-01-16 | 2007-07-24 | 엘지전자 주식회사 | 전계발광소자 및 그 제조방법 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6924594B2 (en) * | 2000-10-03 | 2005-08-02 | Semiconductor Energy Laboratory Co., Ltd. | Light emitting device |
US6911781B2 (en) * | 2002-04-23 | 2005-06-28 | Semiconductor Energy Laboratory Co., Ltd. | Light emitting device and production system of the same |
JP4770699B2 (ja) * | 2005-12-16 | 2011-09-14 | ソニー株式会社 | 表示素子 |
-
2007
- 2007-09-21 KR KR1020070097018A patent/KR101383474B1/ko active Active
- 2007-12-04 US US11/987,751 patent/US20090078945A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030067547A (ko) * | 2002-02-06 | 2003-08-14 | 가부시키가이샤 히타치세이사쿠쇼 | 유기 발광 표시 장치 |
KR20040000630A (ko) * | 2002-06-22 | 2004-01-07 | 삼성에스디아이 주식회사 | 다층 구조의 애노드를 채용한 유기 전계 발광 소자 |
KR20070075920A (ko) * | 2006-01-16 | 2007-07-24 | 엘지전자 주식회사 | 전계발광소자 및 그 제조방법 |
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Publication number | Publication date |
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KR20090031147A (ko) | 2009-03-25 |
US20090078945A1 (en) | 2009-03-26 |
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