GB1317732A - Electroluminescent devices - Google Patents

Electroluminescent devices

Info

Publication number
GB1317732A
GB1317732A GB1816270A GB1816270A GB1317732A GB 1317732 A GB1317732 A GB 1317732A GB 1816270 A GB1816270 A GB 1816270A GB 1816270 A GB1816270 A GB 1816270A GB 1317732 A GB1317732 A GB 1317732A
Authority
GB
United Kingdom
Prior art keywords
phosphor
red
instanced
green
oxyhalides
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
Application number
GB1816270A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1317732A publication Critical patent/GB1317732A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
    • F21K2/005—Non-electric light sources using luminescence; Light sources using electrochemiluminescence excited by infrared radiation using up-conversion
    • 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
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7767—Chalcogenides
    • C09K11/7769—Oxides
    • C09K11/777—Oxyhalogenides
    • 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
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7772—Halogenides
    • C09K11/7773—Halogenides with alkali or alkaline earth metal
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G02F2/02—Frequency-changing of light, e.g. by quantum counters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Luminescent Compositions (AREA)
  • Led Devices (AREA)
GB1816270A 1969-04-16 1970-04-16 Electroluminescent devices Expired GB1317732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82284769A 1969-04-16 1969-04-16

Publications (1)

Publication Number Publication Date
GB1317732A true GB1317732A (en) 1973-05-23

Family

ID=25237130

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1816270A Expired GB1317732A (en) 1969-04-16 1970-04-16 Electroluminescent devices

Country Status (9)

Country Link
US (1) US3659136A (enExample)
JP (1) JPS4842391B1 (enExample)
BE (1) BE748879A (enExample)
DE (1) DE2018354C3 (enExample)
FR (1) FR2044727A1 (enExample)
GB (1) GB1317732A (enExample)
IL (1) IL34299A (enExample)
NL (1) NL7005418A (enExample)
SE (1) SE358898B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7078732B1 (en) 1996-06-26 2006-07-18 Osram Gmbh Light-radiating semiconductor component with a luminescence conversion element
US7235189B2 (en) 1996-09-20 2007-06-26 Osram Gmbh Method of producing a wavelength-converting casting composition

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4915860U (enExample) * 1972-05-12 1974-02-09
US3838307A (en) * 1972-08-14 1974-09-24 Bunker Ramo Color plasma display
JPS54115950A (en) * 1978-02-28 1979-09-08 Matsushita Electric Works Ltd Infrared massager
JPS58206678A (ja) * 1982-05-28 1983-12-01 Fuji Photo Film Co Ltd 蛍光体
DE3420006C2 (de) * 1983-05-31 1986-07-17 Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa Mit Europium aktivierter, seltene Erden enthaltender Bariumfluorhalogenid-Leuchtstoff
US4780614A (en) * 1985-04-24 1988-10-25 The Boeing Company Method and apparatus for remote sensing of mechanical force
US4947465A (en) * 1989-07-25 1990-08-07 Mathur Veerendra K Method of laser discrimination using stimulated luminescence
US5166948A (en) * 1991-06-19 1992-11-24 Polaroid Corporation Optically pumped up converting light source
DE19645035C1 (de) * 1996-10-31 1998-04-30 Siemens Ag Mehrfarbiges Licht abstrahlende Bildanzeigevorrichtung
AU6727998A (en) * 1997-03-05 1998-09-22 Riedel-De Haen Gmbh Non-green anti-stokes luminescent substance
JP3019832B2 (ja) * 1998-02-27 2000-03-13 日本電気株式会社 プラズマディスプレイパネル
US9395481B2 (en) 2014-06-20 2016-07-19 Grote Industries, Llc Sheet light source using laser diode

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163610A (en) * 1962-03-26 1964-12-29 Rca Corp Rare earth activated alkaline earth halofluoride luminescent materials
US3405371A (en) * 1963-08-07 1968-10-08 Bell Telephone Labor Inc Fluorescent garnet compositions and optical maser devices utilizing such compositions
GB1038200A (en) * 1963-12-24 1966-08-10 Standard Telephones Cables Ltd Improvements in or relating to solid state display devices
US3533956A (en) * 1964-12-22 1970-10-13 American Optical Corp Laser composition
US3418246A (en) * 1965-03-24 1968-12-24 Rca Corp Rare earth activated yttrium and gadolinium oxy-chalcogenide phosphors
US3541022A (en) * 1968-03-28 1970-11-17 Gen Electric Infrared excitable ytterbium sensitized erbium activated rare earth oxysulfide luminescent material
US3541018A (en) * 1968-09-18 1970-11-17 Gen Electric Infrared-excitable ytterbium sensitized erbium or thulium activated rare earth flouride luminescent material

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7078732B1 (en) 1996-06-26 2006-07-18 Osram Gmbh Light-radiating semiconductor component with a luminescence conversion element
US7126162B2 (en) 1996-06-26 2006-10-24 Osram Gmbh Light-radiating semiconductor component with a luminescence conversion element
US7151283B2 (en) 1996-06-26 2006-12-19 Osram Gmbh Light-radiating semiconductor component with a luminescence conversion element
US7345317B2 (en) 1996-06-26 2008-03-18 Osram Gmbh Light-radiating semiconductor component with a luminescene conversion element
US7629621B2 (en) 1996-06-26 2009-12-08 Osram Gmbh Light-radiating semiconductor component with a luminescence conversion element
US9196800B2 (en) 1996-06-26 2015-11-24 Osram Gmbh Light-radiating semiconductor component with a luminescence conversion element
US7235189B2 (en) 1996-09-20 2007-06-26 Osram Gmbh Method of producing a wavelength-converting casting composition
US7276736B2 (en) 1996-09-20 2007-10-02 Osram Gmbh Wavelength-converting casting composition and white light-emitting semiconductor component
US7709852B2 (en) 1996-09-20 2010-05-04 Osram Gmbh Wavelength-converting casting composition and light-emitting semiconductor component
US8071996B2 (en) 1996-09-20 2011-12-06 Osram Gmbh Wavelength-converting casting composition and light-emitting semiconductor component

Also Published As

Publication number Publication date
FR2044727A1 (enExample) 1971-02-26
DE2018354C3 (de) 1974-07-18
IL34299A0 (en) 1970-06-17
IL34299A (en) 1973-01-30
SE358898B (enExample) 1973-08-13
BE748879A (fr) 1970-09-16
NL7005418A (enExample) 1970-10-20
DE2018354B2 (de) 1973-12-20
DE2018354A1 (enExample) 1970-10-22
US3659136A (en) 1972-04-25
JPS4842391B1 (enExample) 1973-12-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
49R Reference inserted (sect. 9/1949)
PLNP Patent lapsed through nonpayment of renewal fees