TW552721B - High contrast light-emitting diode devices - Google Patents

High contrast light-emitting diode devices Download PDF

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Publication number
TW552721B
TW552721B TW091105739A TW91105739A TW552721B TW 552721 B TW552721 B TW 552721B TW 091105739 A TW091105739 A TW 091105739A TW 91105739 A TW91105739 A TW 91105739A TW 552721 B TW552721 B TW 552721B
Authority
TW
Taiwan
Prior art keywords
layer
intermediate layer
metal
electron injection
anode
Prior art date
Application number
TW091105739A
Other languages
English (en)
Chinese (zh)
Inventor
Pranab Kumar Raychaudhuri
Joseph Kuru Madathil
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of TW552721B publication Critical patent/TW552721B/zh

Links

Classifications

    • 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
    • H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional [2D] radiating surfaces
    • H05B33/26—Light sources with substantially two-dimensional [2D] radiating surfaces characterised by the composition or arrangement of the conductive material used as an electrode
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2102/00—Constructional details relating to the organic devices covered by this subclass
    • H10K2102/301—Details of OLEDs
    • H10K2102/351—Thickness
    • 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
    • H10K50/82—Cathodes
    • H10K50/826—Multilayers, e.g. opaque multilayers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/917—Electroluminescent
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
TW091105739A 2001-05-10 2002-03-25 High contrast light-emitting diode devices TW552721B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/852,956 US6558820B2 (en) 2001-05-10 2001-05-10 High contrast light-emitting diode devices

Publications (1)

Publication Number Publication Date
TW552721B true TW552721B (en) 2003-09-11

Family

ID=25314644

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091105739A TW552721B (en) 2001-05-10 2002-03-25 High contrast light-emitting diode devices

Country Status (5)

Country Link
US (1) US6558820B2 (https=)
EP (1) EP1256990A3 (https=)
JP (1) JP2002343573A (https=)
KR (1) KR20020086281A (https=)
TW (1) TW552721B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104851982A (zh) * 2009-03-09 2015-08-19 默克专利股份公司 有机电致发光器件

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6623870B1 (en) * 1996-08-02 2003-09-23 The Ohio State University Electroluminescence in light emitting polymers featuring deaggregated polymers
GB2389753B (en) * 1999-05-28 2004-02-25 Nec Corp Mobile telecommunications system
JP4053260B2 (ja) * 2000-10-18 2008-02-27 シャープ株式会社 有機エレクトロルミネッセンス表示素子
EP1423991A4 (en) * 2001-07-27 2009-06-17 Univ Ohio State METHODS FOR THE STRATIFICATION PRODUCTION OF POLYMER ELECTROLUMINESCENT DEVICES
SG114514A1 (en) * 2001-11-28 2005-09-28 Univ Singapore Organic light emitting diode (oled)
CA2419121A1 (en) * 2002-05-03 2003-11-03 Luxell Technologies, Inc. Dark layer for an electroluminescent device
AUPS327002A0 (en) * 2002-06-28 2002-07-18 Kabay & Company Pty Ltd An electroluminescent light emitting device
US7038373B2 (en) * 2002-07-16 2006-05-02 Eastman Kodak Company Organic light emitting diode display
US7015640B2 (en) * 2002-09-11 2006-03-21 General Electric Company Diffusion barrier coatings having graded compositions and devices incorporating the same
JP3706605B2 (ja) * 2002-09-27 2005-10-12 三洋電機株式会社 有機エレクトロルミネッセンス素子およびその製造方法
AU2002347158A1 (en) * 2002-12-06 2004-06-30 Shuang Xie Electroluminescent devices
CN100448060C (zh) * 2003-03-13 2008-12-31 富士胶片株式会社 有机电致发光元件以及有机电致发光显示器
US6790594B1 (en) * 2003-03-20 2004-09-14 Eastman Kodak Company High absorption donor substrate coatable with organic layer(s) transferrable in response to incident laser light
JP3877692B2 (ja) * 2003-03-28 2007-02-07 三洋電機株式会社 有機エレクトロルミネッセンス素子およびその製造方法
US20040256978A1 (en) * 2003-05-27 2004-12-23 Gang Yu Array comprising organic electronic devices with a black lattice and process for forming the same
US7045954B2 (en) * 2003-06-17 2006-05-16 City University Of Hong Kong Organic light-emitting device with reduction of ambient-light-reflection by disposing a multilayer structure over a semi-transparent cathode
US20040263064A1 (en) * 2003-06-24 2004-12-30 Cheng-Wen Huang Integrated double-sided organic light-emitting display
JP2005063838A (ja) * 2003-08-13 2005-03-10 Toshiba Matsushita Display Technology Co Ltd 光学デバイス及び有機ｅｌ表示装置
TWI251712B (en) * 2003-08-15 2006-03-21 Prime View Int Corp Ltd Interference display plate
TW593127B (en) * 2003-08-18 2004-06-21 Prime View Int Co Ltd Interference display plate and manufacturing method thereof
US20050052119A1 (en) * 2003-09-08 2005-03-10 Gang Yu Organic electronic device having low background luminescence
GB0329364D0 (en) 2003-12-19 2004-01-21 Cambridge Display Tech Ltd Optical device
JP4090447B2 (ja) * 2004-03-29 2008-05-28 三洋電機株式会社 有機エレクトロルミネッセンス素子
TWI231723B (en) * 2004-04-16 2005-04-21 Ind Tech Res Inst Organic electroluminescence display device
WO2005117501A1 (en) * 2004-05-25 2005-12-08 Agency For Science, Technology And Research Composite optical destructive electrode for high contrast electroluminescent devices
US7365486B2 (en) * 2004-07-09 2008-04-29 Au Optronics Corporation High contrast organic light emitting device with electron transport layer including fullerenes
US7368803B2 (en) 2004-09-27 2008-05-06 Idc, Llc System and method for protecting microelectromechanical systems array using back-plate with non-flat portion
US7668415B2 (en) * 2004-09-27 2010-02-23 Qualcomm Mems Technologies, Inc. Method and device for providing electronic circuitry on a backplate
US7446926B2 (en) 2004-09-27 2008-11-04 Idc, Llc System and method of providing a regenerating protective coating in a MEMS device
US7573547B2 (en) 2004-09-27 2009-08-11 Idc, Llc System and method for protecting micro-structure of display array using spacers in gap within display device
US7424198B2 (en) 2004-09-27 2008-09-09 Idc, Llc Method and device for packaging a substrate
US8124434B2 (en) 2004-09-27 2012-02-28 Qualcomm Mems Technologies, Inc. Method and system for packaging a display
US7184202B2 (en) 2004-09-27 2007-02-27 Idc, Llc Method and system for packaging a MEMS device
US7405924B2 (en) 2004-09-27 2008-07-29 Idc, Llc System and method for protecting microelectromechanical systems array using structurally reinforced back-plate
US7701631B2 (en) 2004-09-27 2010-04-20 Qualcomm Mems Technologies, Inc. Device having patterned spacers for backplates and method of making the same
US20060138946A1 (en) * 2004-12-29 2006-06-29 Jian Wang Electrical device with a low reflectivity layer
US7554112B1 (en) 2005-03-10 2009-06-30 E. I. Du Pont De Nemours And Company Organic electronic device and processes for forming and using the same
US8548974B2 (en) * 2005-07-25 2013-10-01 The Boeing Company Apparatus and methods for providing geographically oriented internet search results to mobile users
US20070138637A1 (en) * 2005-12-19 2007-06-21 Shiva Prakash Electronic device having low background luminescence, a black layer, or any combination thereof
WO2007120887A2 (en) * 2006-04-13 2007-10-25 Qualcomm Mems Technologies, Inc Packaging a mems device using a frame
JP5109303B2 (ja) * 2006-07-31 2012-12-26 ソニー株式会社 有機発光素子および表示装置
KR100874472B1 (ko) * 2007-02-28 2008-12-18 에스에프씨 주식회사 청색발광화합물 및 이를 이용한 유기전계발광소자
CN101533850B (zh) * 2008-03-13 2012-07-04 奇美电子股份有限公司 有机发光二极管显示装置及其显示系统
US20090323170A1 (en) * 2008-06-30 2009-12-31 Qualcomm Mems Technologies, Inc. Groove on cover plate or substrate
US8643000B2 (en) * 2008-11-18 2014-02-04 E I Du Pont De Nemours And Company Organic electronic device with low-reflectance electrode
US8379392B2 (en) 2009-10-23 2013-02-19 Qualcomm Mems Technologies, Inc. Light-based sealing and device packaging
CN101840993B (zh) * 2010-05-05 2012-02-15 北京科技大学 一种具有交换偏置效应的多层膜结构及其制作方法
CN103151468B (zh) * 2013-03-07 2015-08-19 深圳市华星光电技术有限公司 一种有机发光二极管及其制作方法、显示装置
KR102392914B1 (ko) * 2020-08-24 2022-04-29 고려대학교 산학협력단 유기발광소자용 전극 및 그 전극을 포함하는 유기발광소자
CN112038457B (zh) * 2020-09-11 2021-10-29 扬州乾照光电有限公司 一种倒装红光led芯片及其制作方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4287449A (en) * 1978-02-03 1981-09-01 Sharp Kabushiki Kaisha Light-absorption film for rear electrodes of electroluminescent display panel
US4885211A (en) 1987-02-11 1989-12-05 Eastman Kodak Company Electroluminescent device with improved cathode
US4720432A (en) 1987-02-11 1988-01-19 Eastman Kodak Company Electroluminescent device with organic luminescent medium
US4769292A (en) 1987-03-02 1988-09-06 Eastman Kodak Company Electroluminescent device with modified thin film luminescent zone
US5645948A (en) 1996-08-20 1997-07-08 Eastman Kodak Company Blue organic electroluminescent devices
US5917280A (en) * 1997-02-03 1999-06-29 The Trustees Of Princeton University Stacked organic light emitting devices
US6307528B1 (en) * 1997-12-08 2001-10-23 Hughes Electronics Corporation Contrast organic light-emitting display
US5935721A (en) 1998-03-20 1999-08-10 Eastman Kodak Company Organic electroluminescent elements for stable electroluminescent
KR100267054B1 (ko) * 1998-04-22 2000-09-15 김선욱 대조비가 개선된 유기발광소자
US6140763A (en) * 1998-07-28 2000-10-31 Eastman Kodak Company Interfacial electron-injecting layer formed from a doped cathode for organic light-emitting structure
GB9901334D0 (en) * 1998-12-08 1999-03-10 Cambridge Display Tech Ltd Display devices
US6020078A (en) 1998-12-18 2000-02-01 Eastman Kodak Company Green organic electroluminescent devices
US6278236B1 (en) * 1999-09-02 2001-08-21 Eastman Kodak Company Organic electroluminescent devices with electron-injecting layer having aluminum and alkali halide

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104851982A (zh) * 2009-03-09 2015-08-19 默克专利股份公司 有机电致发光器件

Also Published As

Publication number Publication date
EP1256990A3 (en) 2006-10-18
US20030035978A1 (en) 2003-02-20
KR20020086281A (ko) 2002-11-18
EP1256990A2 (en) 2002-11-13
US6558820B2 (en) 2003-05-06
JP2002343573A (ja) 2002-11-29

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