TWI349693B - White light-emitting device with improved doping - Google Patents

White light-emitting device with improved doping

Info

Publication number
TWI349693B
TWI349693B TW093119576A TW93119576A TWI349693B TW I349693 B TWI349693 B TW I349693B TW 093119576 A TW093119576 A TW 093119576A TW 93119576 A TW93119576 A TW 93119576A TW I349693 B TWI349693 B TW I349693B
Authority
TW
Taiwan
Prior art keywords
emitting device
white light
improved doping
doping
improved
Prior art date
Application number
TW093119576A
Other languages
English (en)
Other versions
TW200508354A (en
Inventor
Tukaram K Hatwar
Ralph H Young
Christopher T Brown
Original Assignee
Global Oled Technology Llc
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 Global Oled Technology Llc filed Critical Global Oled Technology Llc
Publication of TW200508354A publication Critical patent/TW200508354A/zh
Application granted granted Critical
Publication of TWI349693B publication Critical patent/TWI349693B/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
    • H10K50/10—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
    • H10K50/13—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 comprising stacked EL layers within one EL unit
    • 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
    • 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, e.g. electroluminescent, chemiluminescent materials
    • C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
    • 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 radiating surfaces
    • H05B33/14—Light sources with substantially two-dimensional 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
    • 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 radiating surfaces
    • H05B33/18—Light sources with substantially two-dimensional radiating surfaces characterised by the nature or concentration of the activator
    • 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
    • H10K50/15—Hole transporting layers
    • H10K50/155—Hole transporting layers comprising dopants
    • 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
    • H10K50/15—Hole transporting layers
    • H10K50/156—Hole transporting layers comprising a multilayered structure
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electroluminescent Light Sources (AREA)
TW093119576A 2003-08-20 2004-06-30 White light-emitting device with improved doping TWI349693B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/644,245 US6875524B2 (en) 2003-08-20 2003-08-20 White light-emitting device with improved doping

Publications (2)

Publication Number Publication Date
TW200508354A TW200508354A (en) 2005-03-01
TWI349693B true TWI349693B (en) 2011-10-01

Family

ID=34216391

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093119576A TWI349693B (en) 2003-08-20 2004-06-30 White light-emitting device with improved doping

Country Status (6)

Country Link
US (1) US6875524B2 (zh)
JP (1) JP4833843B2 (zh)
KR (1) KR20060076279A (zh)
CN (1) CN100570920C (zh)
TW (1) TWI349693B (zh)
WO (1) WO2005020283A2 (zh)

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Also Published As

Publication number Publication date
WO2005020283A3 (en) 2005-08-25
TW200508354A (en) 2005-03-01
JP4833843B2 (ja) 2011-12-07
US6875524B2 (en) 2005-04-05
WO2005020283A2 (en) 2005-03-03
JP2007503092A (ja) 2007-02-15
US20050048311A1 (en) 2005-03-03
CN100570920C (zh) 2009-12-16
CN1839493A (zh) 2006-09-27
KR20060076279A (ko) 2006-07-04

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