DE112005002479T5 - Lichtemissionsvorrichtung - Google Patents

Lichtemissionsvorrichtung Download PDF

Info

Publication number
DE112005002479T5
DE112005002479T5 DE112005002479T DE112005002479T DE112005002479T5 DE 112005002479 T5 DE112005002479 T5 DE 112005002479T5 DE 112005002479 T DE112005002479 T DE 112005002479T DE 112005002479 T DE112005002479 T DE 112005002479T DE 112005002479 T5 DE112005002479 T5 DE 112005002479T5
Authority
DE
Germany
Prior art keywords
layer
phosphorescent
light
excitons
exciton
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
DE112005002479T
Other languages
German (de)
English (en)
Inventor
Timothy Butler
Nalinkumar Patel
Matthew Roberts
Nicholas Baynes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cambridge Display Technology Ltd
Original Assignee
Cambridge Display Technology 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
Application filed by Cambridge Display Technology Ltd filed Critical Cambridge Display Technology Ltd
Publication of DE112005002479T5 publication Critical patent/DE112005002479T5/de
Ceased legal-status Critical Current

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
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2101/00—Properties of the organic materials covered by group H10K85/00
    • H10K2101/10—Triplet emission
    • 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]
    • H10K50/18—Carrier blocking layers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
DE112005002479T 2004-10-08 2005-10-07 Lichtemissionsvorrichtung Ceased DE112005002479T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0422391.3 2004-10-08
GBGB0422391.3A GB0422391D0 (en) 2004-10-08 2004-10-08 Light emitting device
PCT/GB2005/003864 WO2006038020A1 (en) 2004-10-08 2005-10-07 Light emitting device

Publications (1)

Publication Number Publication Date
DE112005002479T5 true DE112005002479T5 (de) 2007-11-08

Family

ID=33443605

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112005002479T Ceased DE112005002479T5 (de) 2004-10-08 2005-10-07 Lichtemissionsvorrichtung

Country Status (6)

Country Link
US (1) US7944139B2 (enExample)
JP (1) JP2008516440A (enExample)
DE (1) DE112005002479T5 (enExample)
GB (3) GB0422391D0 (enExample)
TW (1) TWI389364B (enExample)
WO (1) WO2006038020A1 (enExample)

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DE102008039361B4 (de) 2008-05-30 2025-02-06 Pictiva Displays International Limited Elektronische Vorrichtung
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
DE102008054234A1 (de) 2008-10-31 2010-05-06 Osram Opto Semiconductors Gmbh Strahlungsemittierende Vorrichtung
JP5465088B2 (ja) * 2010-05-31 2014-04-09 キヤノン株式会社 有機エレクトロルミネッセンス素子
KR102136480B1 (ko) * 2011-02-16 2020-07-21 가부시키가이샤 한도오따이 에네루기 켄큐쇼 발광 엘리먼트
DE202012013739U1 (de) 2011-02-16 2020-09-30 Semiconductor Energy Laboratory Co., Ltd. Lichtemittierendes Element
US8502445B2 (en) * 2011-07-18 2013-08-06 Universal Display Corporation RGBW OLED display for extended lifetime and reduced power consumption
US9853220B2 (en) 2011-09-12 2017-12-26 Nitto Denko Corporation Efficient organic light-emitting diodes and fabrication of the same
JP5487174B2 (ja) * 2011-09-16 2014-05-07 株式会社東芝 有機電界発光素子、表示装置および照明装置
GB201200823D0 (en) * 2012-01-18 2012-02-29 Cambridge Display Tech Ltd Electroluminescence
US9859517B2 (en) 2012-09-07 2018-01-02 Nitto Denko Corporation White organic light-emitting diode
US9917281B2 (en) 2012-09-07 2018-03-13 Nitto Denko Corporation Top-emitting white organic light-emitting diodes having improved efficiency and stability
US8786179B2 (en) * 2012-09-17 2014-07-22 Universal Display Corporation Light emitting device comprising phosphorescent materials for white light generation
KR102238849B1 (ko) * 2013-07-29 2021-04-09 메르크 파텐트 게엠베하 전기광학 소자 및 이의 용도
CN105580153B (zh) * 2013-09-17 2018-01-02 九州有机光材股份有限公司 有机电致发光元件
KR20250013302A (ko) 2013-12-02 2025-01-31 가부시키가이샤 한도오따이 에네루기 켄큐쇼 발광 소자, 발광 장치, 전자 기기, 및 조명 장치
CN104347808B (zh) * 2014-09-16 2017-06-23 太原理工大学 一种高色稳定性白光有机电致发光器件
TWI611612B (zh) 2016-11-30 2018-01-11 財團法人工業技術研究院 有機發光二極體和白光有機發光二極體
CN111799386B (zh) * 2020-07-22 2023-07-14 京东方科技集团股份有限公司 一种发光器件、显示装置

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US6939624B2 (en) 2000-08-11 2005-09-06 Universal Display Corporation Organometallic compounds and emission-shifting organic electrophosphorescence
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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
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JP4096877B2 (ja) * 2003-02-07 2008-06-04 松下電器産業株式会社 情報読み取り素子及びそれを用いた情報読み取り装置
DE10310887A1 (de) * 2003-03-11 2004-09-30 Covion Organic Semiconductors Gmbh Matallkomplexe
US7029766B2 (en) * 2003-12-05 2006-04-18 Eastman Kodak Company Organic element for electroluminescent devices
WO2006130883A2 (en) * 2005-06-01 2006-12-07 The Trustees Of Princeton University Fluorescent filtered electrophosphorescence

Also Published As

Publication number Publication date
GB0422391D0 (en) 2004-11-10
GB0705229D0 (en) 2007-04-25
GB2433838A (en) 2007-07-04
WO2006038020A1 (en) 2006-04-13
GB0903915D0 (en) 2009-04-22
US7944139B2 (en) 2011-05-17
TWI389364B (zh) 2013-03-11
US20080258606A1 (en) 2008-10-23
JP2008516440A (ja) 2008-05-15
GB2455924A (en) 2009-07-01
TW200625708A (en) 2006-07-16
GB2433838B (en) 2009-11-25

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Representative=s name: GRUENECKER PATENT- UND RECHTSANWAELTE PARTG MB, DE

Representative=s name: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUS, DE

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Effective date: 20121004

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