JP4945436B2 - 白色発光ランプとそれを用いたバックライト、表示装置および照明装置 - Google Patents

白色発光ランプとそれを用いたバックライト、表示装置および照明装置 Download PDF

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Publication number
JP4945436B2
JP4945436B2 JP2007508050A JP2007508050A JP4945436B2 JP 4945436 B2 JP4945436 B2 JP 4945436B2 JP 2007508050 A JP2007508050 A JP 2007508050A JP 2007508050 A JP2007508050 A JP 2007508050A JP 4945436 B2 JP4945436 B2 JP 4945436B2
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JP
Japan
Prior art keywords
emitting
phosphor
light
white light
emitting lamp
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 - Lifetime
Application number
JP2007508050A
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English (en)
Japanese (ja)
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JPWO2006098132A1 (ja
Inventor
努 石井
康博 白川
恭正 大屋
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.)
Toshiba Corp
Niterra Materials Co Ltd
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Toshiba Corp
Toshiba Materials Co Ltd
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Priority to JP2007508050A priority Critical patent/JP4945436B2/ja
Publication of JPWO2006098132A1 publication Critical patent/JPWO2006098132A1/ja
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    • 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
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/58—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing copper, silver or gold
    • C09K11/582—Chalcogenides
    • C09K11/584—Chalcogenides with zinc or cadmium
    • 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
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/64—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing aluminium
    • C09K11/641—Chalcogenides
    • C09K11/642—Chalcogenides with zinc or cadmium
    • 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
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7734—Aluminates
    • 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
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7737—Phosphates
    • C09K11/7738—Phosphates with alkaline earth metals
    • C09K11/7739—Phosphates with alkaline earth metals with halogens
    • 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
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7783—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
    • C09K11/7784—Chalcogenides
    • C09K11/7787—Oxides
    • C09K11/7789—Oxysulfides
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0003—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being doped with fluorescent agents
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
    • H10H20/8512—Wavelength conversion materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/015—Manufacture or treatment of bond wires
    • H10W72/01515—Forming coatings
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/075—Connecting or disconnecting of bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/851—Dispositions of multiple connectors or interconnections
    • H10W72/874—On different surfaces
    • H10W72/884—Die-attach connectors and bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00—Encapsulations, e.g. protective coatings
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
    • H10W90/756—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked lead frame, conducting package substrate or heat sink
    • 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
    • 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
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Luminescent Compositions (AREA)
  • Led Device Packages (AREA)
JP2007508050A 2005-03-14 2006-02-24 白色発光ランプとそれを用いたバックライト、表示装置および照明装置 Expired - Lifetime JP4945436B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007508050A JP4945436B2 (ja) 2005-03-14 2006-02-24 白色発光ランプとそれを用いたバックライト、表示装置および照明装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2005070322 2005-03-14
JP2005070322 2005-03-14
PCT/JP2006/303418 WO2006098132A1 (ja) 2005-03-14 2006-02-24 白色発光ランプとそれを用いたバックライト、表示装置および照明装置
JP2007508050A JP4945436B2 (ja) 2005-03-14 2006-02-24 白色発光ランプとそれを用いたバックライト、表示装置および照明装置

Publications (2)

Publication Number Publication Date
JPWO2006098132A1 JPWO2006098132A1 (ja) 2008-08-21
JP4945436B2 true JP4945436B2 (ja) 2012-06-06

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ID=36991485

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JP2007508050A Expired - Lifetime JP4945436B2 (ja) 2005-03-14 2006-02-24 白色発光ランプとそれを用いたバックライト、表示装置および照明装置

Country Status (7)

Country Link
US (1) US7857992B2 (https=)
EP (1) EP1860173B1 (https=)
JP (1) JP4945436B2 (https=)
KR (1) KR100892800B1 (https=)
CN (1) CN101137737B (https=)
TW (1) TW200644286A (https=)
WO (1) WO2006098132A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4965840B2 (ja) * 2005-09-29 2012-07-04 株式会社東芝 白色発光型ｌｅｄランプの製造方法およびそれを用いたバックライトの製造方法並びに液晶表示装置の製造方法
JP5501219B2 (ja) 2007-04-16 2014-05-21 コーニンクレッカ フィリップス エヌ ヴェ 光学装置
US9279079B2 (en) * 2007-05-30 2016-03-08 Sharp Kabushiki Kaisha Method of manufacturing phosphor, light-emitting device, and image display apparatus
KR100858641B1 (ko) * 2008-01-08 2008-09-16 유항재 시력 보호 기능을 가진 컴팩트 형광램프용 아답터
CN101769506B (zh) * 2009-01-05 2011-08-24 王伟立 一种制作纯白光二极管光源的方法
KR101588314B1 (ko) 2009-09-25 2016-01-25 삼성전자주식회사 형광체, 이를 포함하는 백색발광소자 및 형광체 제조방법
EP2540798A4 (en) * 2010-02-26 2014-04-30 Mitsubishi Chem Corp Halophosphate Phosphorus and White Light Output Device
CN101899308B (zh) * 2010-06-25 2013-01-02 海洋王照明科技股份有限公司 掺杂金属纳米粒子的稀土铝酸镧发光材料及其制备方法
CN102163536A (zh) * 2011-05-25 2011-08-24 扬州虹扬光电有限公司 一种发出绿色光的荧光辉光灯
JP5872828B2 (ja) * 2011-09-28 2016-03-01 株式会社小糸製作所 発光モジュールおよび蛍光体
CN103289702B (zh) * 2013-06-27 2014-11-05 苏州大学 一种氟磷酸盐基红色荧光粉、制备方法及应用
SG10201914070QA (en) * 2014-06-03 2020-03-30 Tsubota Lab Inc Myopia prevention article
DE102014018586A1 (de) * 2014-12-17 2016-06-23 Merck Patent Gmbh Lasermarkierbare und laserschweißbare polymere Materialien
CN104880759B (zh) * 2015-05-19 2019-02-26 武汉华星光电技术有限公司 背光单元及显示装置
WO2017006725A1 (ja) * 2015-07-07 2017-01-12 大電株式会社 青緑色発光蛍光体、発光素子、発光装置、及び白色光発光装置
DE102016115523A1 (de) * 2016-08-22 2018-02-22 Osram Gmbh Gasentladungslampe und Scheinwerfersystem mit Gasentladungslampe
EP3576168B1 (en) 2018-05-31 2023-05-31 Nichia Corporation Light emitting device
CN116925765B (zh) * 2023-07-18 2024-05-07 西华大学 一种钪铝酸盐光致变色可逆上转换发光荧光粉材料及其调制的方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000073052A (ja) * 1998-08-31 2000-03-07 Toshiba Corp 表示装置用蛍光体とそれを用いた表示装置
JP2004331934A (ja) * 2003-05-09 2004-11-25 Kasei Optonix Co Ltd 蛍光体とそれを用いた発光素子

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060071587A1 (en) * 2002-09-30 2006-04-06 Kabuskhiki Kaisha Toshiba Fluorescent material for dispaly unit, process for producing the same and color display unit including the same
JP5398141B2 (ja) * 2005-09-29 2014-01-29 株式会社東芝 白色発光型ｌｅｄランプおよびそれを用いたバックライト並びに液晶表示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000073052A (ja) * 1998-08-31 2000-03-07 Toshiba Corp 表示装置用蛍光体とそれを用いた表示装置
JP2004331934A (ja) * 2003-05-09 2004-11-25 Kasei Optonix Co Ltd 蛍光体とそれを用いた発光素子

Also Published As

Publication number Publication date
TW200644286A (en) 2006-12-16
KR20070111553A (ko) 2007-11-21
CN101137737A (zh) 2008-03-05
JPWO2006098132A1 (ja) 2008-08-21
EP1860173A4 (en) 2012-07-04
WO2006098132A1 (ja) 2006-09-21
EP1860173A1 (en) 2007-11-28
EP1860173B1 (en) 2013-12-25
KR100892800B1 (ko) 2009-04-10
CN101137737B (zh) 2011-03-23
US7857992B2 (en) 2010-12-28
US20090026916A1 (en) 2009-01-29
TWI299217B (https=) 2008-07-21

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