GB2371679B - Light-emitting devices - Google Patents

Light-emitting devices

Info

Publication number
GB2371679B
GB2371679B GB0208403A GB0208403A GB2371679B GB 2371679 B GB2371679 B GB 2371679B GB 0208403 A GB0208403 A GB 0208403A GB 0208403 A GB0208403 A GB 0208403A GB 2371679 B GB2371679 B GB 2371679B
Authority
GB
United Kingdom
Prior art keywords
light
emitting devices
emitting
devices
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.)
Expired - Fee Related
Application number
GB0208403A
Other versions
GB0208403D0 (en
GB2371679A (en
Inventor
Stephen Karl Heeks
Paul Raymond Berger
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 GB0208403D0 publication Critical patent/GB0208403D0/en
Publication of GB2371679A publication Critical patent/GB2371679A/en
Application granted granted Critical
Publication of GB2371679B publication Critical patent/GB2371679B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/38—Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
    • 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
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/10—Organic polymers or oligomers
    • 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
    • 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
    • H10K85/114—Poly-phenylenevinylene; 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
    • H10K85/30—Coordination compounds
GB0208403A 1999-10-15 2000-10-12 Light-emitting devices Expired - Fee Related GB2371679B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9924515.1A GB9924515D0 (en) 1999-10-15 1999-10-15 Light-emitting devices
PCT/GB2000/003911 WO2001029909A1 (en) 1999-10-15 2000-10-12 Light-emitting devices

Publications (3)

Publication Number Publication Date
GB0208403D0 GB0208403D0 (en) 2002-05-22
GB2371679A GB2371679A (en) 2002-07-31
GB2371679B true GB2371679B (en) 2004-05-19

Family

ID=10862852

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9924515.1A Ceased GB9924515D0 (en) 1999-10-15 1999-10-15 Light-emitting devices
GB0208403A Expired - Fee Related GB2371679B (en) 1999-10-15 2000-10-12 Light-emitting devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9924515.1A Ceased GB9924515D0 (en) 1999-10-15 1999-10-15 Light-emitting devices

Country Status (3)

Country Link
AU (1) AU7803400A (en)
GB (2) GB9924515D0 (en)
WO (1) WO2001029909A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11592166B2 (en) 2020-05-12 2023-02-28 Feit Electric Company, Inc. Light emitting device having improved illumination and manufacturing flexibility

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1487935A1 (en) * 2002-03-07 2004-12-22 Acreo AB Electrochemical device
DE10333232A1 (en) 2003-07-21 2007-10-11 Merck Patent Gmbh Organic electroluminescent element
JP2008502102A (en) * 2004-06-04 2008-01-24 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 LED having electroluminescent structure and EL structure
TWI460881B (en) 2006-12-11 2014-11-11 Univ California Transparent light emitting diodes
US8172415B2 (en) 2007-05-24 2012-05-08 Koninklijke Philips Electronics N.V. Color-tunable illumination system
US11876042B2 (en) 2020-08-03 2024-01-16 Feit Electric Company, Inc. Omnidirectional flexible light emitting device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0550063A2 (en) * 1991-12-30 1993-07-07 Eastman Kodak Company Organic electroluminescent multicolor image display device
WO1997048138A2 (en) * 1996-06-11 1997-12-18 Philips Electronics N.V. Visible light emitting devices including uv-light emitting diode and uv-excitable, visible light emitting phosphor, and method of producing such devices
US5705285A (en) * 1996-09-03 1998-01-06 Motorola, Inc. Multicolored organic electroluminescent display
US5874803A (en) * 1997-09-09 1999-02-23 The Trustees Of Princeton University Light emitting device with stack of OLEDS and phosphor downconverter
GB2333897A (en) * 1998-02-02 1999-08-04 Fuji Electric Co Ltd Polychromatic organic electroluminescent device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0550063A2 (en) * 1991-12-30 1993-07-07 Eastman Kodak Company Organic electroluminescent multicolor image display device
WO1997048138A2 (en) * 1996-06-11 1997-12-18 Philips Electronics N.V. Visible light emitting devices including uv-light emitting diode and uv-excitable, visible light emitting phosphor, and method of producing such devices
US5705285A (en) * 1996-09-03 1998-01-06 Motorola, Inc. Multicolored organic electroluminescent display
US5874803A (en) * 1997-09-09 1999-02-23 The Trustees Of Princeton University Light emitting device with stack of OLEDS and phosphor downconverter
GB2333897A (en) * 1998-02-02 1999-08-04 Fuji Electric Co Ltd Polychromatic organic electroluminescent device

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Journal of Applied Physics, vol. 82, no. 9, November 1997, Niko A et al. "RGB emission of para-hexaphenyl devices with color-converters", pages 4177-4182, XP002158342 *
O'Brien et al; Applied Physics Letters, vol 74 iss 3 p 442-444, 1999 *
SID Symposium, Anaheim, May 1998 pages 663-666, Hattori R et al. "Full-color LEDs based on conjugated polymer materials" XP000955359 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11592166B2 (en) 2020-05-12 2023-02-28 Feit Electric Company, Inc. Light emitting device having improved illumination and manufacturing flexibility

Also Published As

Publication number Publication date
GB0208403D0 (en) 2002-05-22
GB9924515D0 (en) 1999-12-15
GB2371679A (en) 2002-07-31
WO2001029909A1 (en) 2001-04-26
AU7803400A (en) 2001-04-30

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20191012