ATE555506T1 - Licht emittierende einrichtung - Google Patents

Licht emittierende einrichtung

Info

Publication number
ATE555506T1
ATE555506T1 AT05804994T AT05804994T ATE555506T1 AT E555506 T1 ATE555506 T1 AT E555506T1 AT 05804994 T AT05804994 T AT 05804994T AT 05804994 T AT05804994 T AT 05804994T AT E555506 T1 ATE555506 T1 AT E555506T1
Authority
AT
Austria
Prior art keywords
light
cie
region
ordinates
anode
Prior art date
Application number
AT05804994T
Other languages
English (en)
Inventor
Nalin Patel
Natasha Conway
Richard Wilson
Ilaria Grizzi
Original Assignee
Cdt Oxford Ltd
Cambridge Display Tech Ltd
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
Priority claimed from GBGB0428413.9A external-priority patent/GB0428413D0/en
Priority claimed from GBGB0514498.5A external-priority patent/GB0514498D0/en
Priority claimed from PCT/GB2005/003892 external-priority patent/WO2006040530A1/en
Application filed by Cdt Oxford Ltd, Cambridge Display Tech Ltd filed Critical Cdt Oxford Ltd
Priority claimed from PCT/GB2005/005082 external-priority patent/WO2006067508A1/en
Application granted granted Critical
Publication of ATE555506T1 publication Critical patent/ATE555506T1/de

Links

Classifications

    • 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
    • H05B33/14—Light sources with substantially two-dimensional [2D] radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/06—Luminescent materials, e.g. electroluminescent or chemiluminescent containing organic luminescent materials
    • 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]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H10K50/125—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/14—Macromolecular compounds
    • C09K2211/1408—Carbocyclic compounds
    • C09K2211/1416—Condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/14—Macromolecular compounds
    • C09K2211/1408—Carbocyclic compounds
    • C09K2211/1425—Non-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/14—Macromolecular compounds
    • C09K2211/1408—Carbocyclic compounds
    • C09K2211/1433—Carbocyclic compounds bridged by heteroatoms, e.g. N, P, Si or B
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/14—Macromolecular compounds
    • C09K2211/1441—Heterocyclic
    • C09K2211/1458—Heterocyclic containing sulfur as the only heteroatom
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/14—Macromolecular compounds
    • C09K2211/1441—Heterocyclic
    • C09K2211/1483—Heterocyclic containing nitrogen and sulfur as heteroatoms
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/10—Organic polymers or oligomers
    • H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
    • H10K85/113—Heteroaromatic compounds comprising sulfur or selene, e.g. polythiophene
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/10—Organic polymers or oligomers
    • H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
    • H10K85/113—Heteroaromatic compounds comprising sulfur or selene, e.g. polythiophene
    • H10K85/1135—Polyethylene dioxythiophene [PEDOT]; Derivatives thereof
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/10—Organic polymers or oligomers
    • H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
    • H10K85/115—Polyfluorene; Derivatives thereof
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/10—Organic polymers or oligomers
    • H10K85/151—Copolymers
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Inorganic Insulating Materials (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
AT05804994T 2004-12-24 2005-12-23 Licht emittierende einrichtung ATE555506T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB0428413.9A GB0428413D0 (en) 2004-12-24 2004-12-24 Light emissive device
GBGB0514498.5A GB0514498D0 (en) 2005-07-14 2005-07-14 Manufacture of an organic device
PCT/GB2005/003892 WO2006040530A1 (en) 2004-10-11 2005-10-11 Polar semiconductive hole transporting material
PCT/GB2005/005082 WO2006067508A1 (en) 2004-12-24 2005-12-23 Light emissive device

Publications (1)

Publication Number Publication Date
ATE555506T1 true ATE555506T1 (de) 2012-05-15

Family

ID=39704993

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05804994T ATE555506T1 (de) 2004-12-24 2005-12-23 Licht emittierende einrichtung

Country Status (3)

Country Link
US (1) US9179518B2 (de)
JP (1) JP4966203B2 (de)
AT (1) ATE555506T1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100165604A1 (en) * 2005-11-30 2010-07-01 Sumitomo Chemical Company, Limited White organic electroluminescent device
WO2007094101A1 (ja) * 2006-02-14 2007-08-23 Sharp Kabushiki Kaisha 有機エレクトロルミネッセンス装置及び有機エレクトロルミネッセンス表示装置
KR101463271B1 (ko) * 2006-09-14 2014-11-18 스미또모 가가꾸 가부시키가이샤 유기 전계발광 소자
TW200838008A (en) * 2006-12-04 2008-09-16 Asahi Chemical Ind Method for producing electronic device and coating solutions suitable for the production method
US20100033082A1 (en) * 2008-08-07 2010-02-11 General Electric Company Method of Manufacture of a Multi-Layer Phosphorescent Organic Light Emitting Device, and Articles Thereof
JP2012503274A (ja) * 2008-09-17 2012-02-02 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 部屋を照明する照明装置及び方法
EP2470584A4 (de) 2009-08-28 2014-01-22 Agency Science Tech & Res Polymere halbleiter sowie vorrichtungen damit und verfahren dafür
CN102549791B (zh) 2009-08-28 2015-01-07 新加坡科技研究局 双极性聚合物半导体材料及有机电子器件
JP5866157B2 (ja) 2010-07-29 2016-02-17 住友化学株式会社 積層構造体、それを用いた電子デバイス、芳香族化合物及び該化合物の製造方法
WO2012060329A1 (ja) * 2010-11-02 2012-05-10 株式会社日立製作所 有機発光素子、有機発光素子形成用塗液、有機発光素子形成用材料及び当該有機発光素子を用いた光源装置並びに当該有機発光素子の製造方法
WO2015014427A1 (de) * 2013-07-29 2015-02-05 Merck Patent Gmbh Elektrooptische vorrichtung und deren verwendung
US9385348B2 (en) * 2013-08-29 2016-07-05 The Regents Of The University Of Michigan Organic electronic devices with multiple solution-processed layers
KR20170001827A (ko) * 2015-06-25 2017-01-05 삼성디스플레이 주식회사 유기 발광 표시 장치
KR101781739B1 (ko) 2015-10-07 2017-09-25 주식회사 엘지화학 신규 화합물 및 이를 포함하는 유기 발광 소자

Family Cites Families (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539507A (en) 1983-03-25 1985-09-03 Eastman Kodak Company Organic electroluminescent devices having improved power conversion efficiencies
GB8909011D0 (en) 1989-04-20 1989-06-07 Friend Richard H Electroluminescent devices
US5150006A (en) 1991-08-01 1992-09-22 Eastman Kodak Company Blue emitting internal junction organic electroluminescent device (II)
JP3490727B2 (ja) 1991-11-28 2004-01-26 三洋電機株式会社 電界発光素子
GB9215929D0 (en) 1992-07-27 1992-09-09 Cambridge Display Tech Ltd Electroluminescent devices
EP0704094B1 (de) 1993-06-10 2001-08-08 Cambridge Display Technology Limited Polymere für optische vorrichtungen
US5405709A (en) 1993-09-13 1995-04-11 Eastman Kodak Company White light emitting internal junction organic electroluminescent device
US5723873A (en) 1994-03-03 1998-03-03 Yang; Yang Bilayer composite electrodes for diodes
JPH0878163A (ja) 1994-09-07 1996-03-22 Kemipuro Kasei Kk 有機エレクトロルミネッセンス素子およびその製法
DE69526614T2 (de) 1994-09-12 2002-09-19 Motorola, Inc. Lichtemittierende Vorrichtungen die Organometallische Komplexe enthalten.
DE4436773A1 (de) 1994-10-14 1996-04-18 Hoechst Ag Konjugierte Polymere mit Spirozentren und ihre Verwendung als Elektrolumineszenzmaterialien
EP1715020A3 (de) 1994-12-28 2007-08-29 Cambridge Display Technology Limited Polymere für optische Vorrichtungen
JP3865406B2 (ja) 1995-07-28 2007-01-10 住友化学株式会社 ２，７−アリール−９−置換フルオレン及び９−置換フルオレンオリゴマー及びポリマー
US5683823A (en) 1996-01-26 1997-11-04 Eastman Kodak Company White light-emitting organic electroluminescent devices
US5798170A (en) 1996-02-29 1998-08-25 Uniax Corporation Long operating life for polymer light-emitting diodes
WO1998005187A1 (en) 1996-07-29 1998-02-05 Cambridge Display Technology Limited Electroluminescent devices with electrode protection
CN1108730C (zh) 1996-09-04 2003-05-14 剑桥显示技术有限公司 改进阴极的有机光发射器件
US6452218B1 (en) 1997-06-10 2002-09-17 Uniax Corporation Ultra-thin alkaline earth metals as stable electron-injecting electrodes for polymer light emitting diodes
GB9718393D0 (en) 1997-08-29 1997-11-05 Cambridge Display Tech Ltd Electroluminescent Device
KR100697861B1 (ko) 1998-03-13 2007-03-22 캠브리지 디스플레이 테크놀로지 리미티드 전장 발광 디바이스들
GB9805476D0 (en) 1998-03-13 1998-05-13 Cambridge Display Tech Ltd Electroluminescent devices
GB2335884A (en) 1998-04-02 1999-10-06 Cambridge Display Tech Ltd Flexible substrates for electronic or optoelectronic devices
US6127693A (en) 1998-07-02 2000-10-03 National Science Council Of Republic Of China Light emitting diode with blue light and red light emitting polymers
GB2340304A (en) 1998-08-21 2000-02-16 Cambridge Display Tech Ltd Organic light emitters
US6268695B1 (en) 1998-12-16 2001-07-31 Battelle Memorial Institute Environmental barrier material for organic light emitting device and method of making
US6353083B1 (en) 1999-02-04 2002-03-05 The Dow Chemical Company Fluorene copolymers and devices made therefrom
GB9903251D0 (en) 1999-02-12 1999-04-07 Cambridge Display Tech Ltd Opto-electric devices
JP3310658B1 (ja) 1999-03-05 2002-08-05 ケンブリッジ ディスプレイ テクノロジー リミテッド 高分子の合成方法
GB2348316A (en) 1999-03-26 2000-09-27 Cambridge Display Tech Ltd Organic opto-electronic device
WO2000079617A1 (en) 1999-06-21 2000-12-28 Cambridge University Technical Services Limited Aligned polymers for an organic tft
KR20020066321A (ko) 1999-09-03 2002-08-14 듀폰 디스플레이즈, 인크. 유기 전자 장치의 캡슐 밀봉
US6413645B1 (en) 2000-04-20 2002-07-02 Battelle Memorial Institute Ultrabarrier substrates
CN100483774C (zh) 1999-12-21 2009-04-29 造型逻辑有限公司 半导体器件及其形成方法
GB0004541D0 (en) 2000-02-25 2000-04-19 Cambridge Display Tech Ltd Luminescent polymer
US6939624B2 (en) 2000-08-11 2005-09-06 Universal Display Corporation Organometallic compounds and emission-shifting organic electrophosphorescence
US6998181B2 (en) 2000-09-26 2006-02-14 Cambridge Display Technology Limited Polymer and uses thereof
IL154960A0 (en) 2000-10-10 2003-10-31 Du Pont Polymers having attached luminescent metal complexes and devices made with sych polymers
EP1889891B1 (de) 2000-11-30 2017-11-22 Canon Kabushiki Kaisha Lumineszenzvorrichtung und Anzeigeapparat
JP4006335B2 (ja) 2000-11-30 2007-11-14 キヤノン株式会社 発光素子及び表示装置
US6693295B2 (en) 2000-12-25 2004-02-17 Fuji Photo Film Co., Ltd. Indole derivative, material for light-emitting device and light-emitting device using the same
JP2002237386A (ja) * 2001-02-08 2002-08-23 Toyota Central Res & Dev Lab Inc 有機電界発光素子
EP1366113B1 (de) 2001-02-20 2011-04-13 Isis Innovation Limited Metall enthaltende dendrimere
US7125952B2 (en) * 2001-02-21 2006-10-24 Cambridge Display Technology, Limited (Partially) conjugated polymer process for its preparation and use in electroluminescent devices
DE10109027A1 (de) 2001-02-24 2002-09-05 Covion Organic Semiconductors Rhodium- und Iridium-Komplexe
SG92833A1 (en) 2001-03-27 2002-11-19 Sumitomo Chemical Co Polymeric light emitting substance and polymer light emitting device using the same
EP1375482A4 (de) 2001-04-05 2005-01-19 Sankyo Co Benzamidinderivate
JP2004519830A (ja) 2001-04-17 2004-07-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 低硫酸塩含有及び高金属イオン含有の導電性透明ポリマ層を有するｌｅｄ
JP2002324679A (ja) 2001-04-26 2002-11-08 Honda Motor Co Ltd 有機エレクトロルミネッセンス素子
GB0111549D0 (en) 2001-05-11 2001-07-04 Cambridge Display Tech Ltd Polymers, their preparation and uses
WO2003013192A1 (en) * 2001-07-27 2003-02-13 The Ohio State University Methods for fabricating polymer light emitting devices by lamination
JP4574936B2 (ja) 2001-08-31 2010-11-04 日本放送協会 燐光発光性化合物及び燐光発光性組成物
KR100543837B1 (ko) 2001-09-04 2006-01-23 캐논 가부시끼가이샤 고분자 화합물 및 유기 발광 소자
JP3864413B2 (ja) * 2002-04-22 2006-12-27 セイコーエプソン株式会社 トランジスタの製造方法
US7696303B2 (en) 2002-05-10 2010-04-13 Cambridge Display Technology Limited Polymers their preparation and uses
US6720092B2 (en) * 2002-07-08 2004-04-13 Eastman Kodak Company White organic light-emitting devices using rubrene layer
US6916902B2 (en) * 2002-12-19 2005-07-12 Dow Global Technologies Inc. Tricyclic arylamine containing polymers and electronic devices therefrom
US7063900B2 (en) 2002-12-23 2006-06-20 General Electric Company White light-emitting organic electroluminescent devices
US7052351B2 (en) 2002-12-31 2006-05-30 Eastman Kodak Company Using hole- or electron-blocking layers in color OLEDS
JP3966283B2 (ja) 2003-01-28 2007-08-29 セイコーエプソン株式会社 発光体とその製造方法及び製造装置、電気光学装置並びに電子機器
US6967062B2 (en) * 2003-03-19 2005-11-22 Eastman Kodak Company White light-emitting OLED device having a blue light-emitting layer doped with an electron-transporting or a hole-transporting material or both
GB0306409D0 (en) * 2003-03-20 2003-04-23 Cambridge Display Tech Ltd Electroluminescent device
US7247394B2 (en) * 2004-05-04 2007-07-24 Eastman Kodak Company Tuned microcavity color OLED display

Also Published As

Publication number Publication date
JP4966203B2 (ja) 2012-07-04
JP2008525957A (ja) 2008-07-17
HK1107874A1 (en) 2008-04-18
US20080197768A1 (en) 2008-08-21
US9179518B2 (en) 2015-11-03

Similar Documents

Publication Publication Date Title
GB2433838A (en) Light emitting device
TW200511169A (en) Stabilized OLED device
TW200514472A (en) White light-emitting OLED device having a blue light-emitting layer doped with an electron-transporting or a hole-transporting material or both
TW200644718A (en) Hybrid OLED having phosphorescent and fluorescent emitters
TW200510506A (en) Organic electroluminescent material, organic electroluminescent device and hetrocycle-containing iridium complex compound
TW200715909A (en) Blue organic electroluminescent device
ATE555506T1 (de) Licht emittierende einrichtung
TW200629976A (en) Phosphorescent oleds with exciton blocking layer
TW200726318A (en) Organic light emitting devices
JP2010056523A5 (de)
ATE495554T1 (de) Lichtemittierendes bauelement mit organischen schichten
TW200637898A (en) Light-emitting component
TW200640286A (en) Organic light emitting devices
JP2004522276A5 (de)
WO2009041688A1 (ja) 発光素子
TW200500442A (en) Material for organic electroluminescent device and organic electroluminescent device using the same
TW200420709A (en) Material for organic electroluminescent device and organic electroluminescent device using same
WO2005038941A3 (en) Oled having non-hole blocking buffer layer
TW200734345A (en) Metal complex compound and organic electroluminescence device using the compound
WO2004017043A3 (en) Organic light emitting materials with anionic ligand
JP2011151011A5 (de)
WO2009061922A3 (en) Stable blue phosphorescent organic light emitting devices
TW200506028A (en) White light-emitting device structures
JP2020129535A5 (ja) 発光装置、表示装置および電子機器
TW200509749A (en) Organic electroluminescent device, manufacturing method thereof, and electronic apparatus thereof