TW200725949A - White light-emitting device, method for manufacturing same, backlight using same, and liquid crystal display - Google Patents

White light-emitting device, method for manufacturing same, backlight using same, and liquid crystal display

Info

Publication number
TW200725949A
TW200725949A TW095136453A TW95136453A TW200725949A TW 200725949 A TW200725949 A TW 200725949A TW 095136453 A TW095136453 A TW 095136453A TW 95136453 A TW95136453 A TW 95136453A TW 200725949 A TW200725949 A TW 200725949A
Authority
TW
Taiwan
Prior art keywords
light
same
emitting
white light
emitting device
Prior art date
Application number
TW095136453A
Other languages
English (en)
Chinese (zh)
Other versions
TWI323045B (https=
Inventor
Tsutomu Ishii
Yasuhiro Shirakawa
Hajime Takeuchi
Yasumasa Ooya
Ryo Sakai
Original Assignee
Toshiba Kk
Toshiba Materials Co 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 Toshiba Kk, Toshiba Materials Co Ltd filed Critical Toshiba Kk
Publication of TW200725949A publication Critical patent/TW200725949A/zh
Application granted granted Critical
Publication of TWI323045B publication Critical patent/TWI323045B/zh

Links

Classifications

    • 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
    • C09K11/7728—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
    • C09K11/7783—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
    • 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
    • H10H20/8513—Wavelength conversion materials having two or more wavelength conversion materials
    • 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
    • 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
    • G02F1/133609—Direct backlight including means for improving the color mixing, e.g. white
    • 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
    • H10H20/855—Optical field-shaping means, e.g. lenses
    • H10H20/856—Reflecting means
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Led Device Packages (AREA)
TW095136453A 2005-09-29 2006-09-29 White light-emitting device, method for manufacturing same, backlight using same, and liquid crystal display TW200725949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005285623 2005-09-29

Publications (2)

Publication Number Publication Date
TW200725949A true TW200725949A (en) 2007-07-01
TWI323045B TWI323045B (https=) 2010-04-01

Family

ID=37899762

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095136453A TW200725949A (en) 2005-09-29 2006-09-29 White light-emitting device, method for manufacturing same, backlight using same, and liquid crystal display

Country Status (4)

Country Link
US (1) US7936418B2 (https=)
JP (1) JP5127455B2 (https=)
TW (1) TW200725949A (https=)
WO (1) WO2007037339A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI512317B (zh) * 2008-09-25 2015-12-11 皇家飛利浦電子股份有限公司 塗佈發光裝置及其塗佈方法

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US7915085B2 (en) 2003-09-18 2011-03-29 Cree, Inc. Molded chip fabrication method
US9159888B2 (en) 2007-01-22 2015-10-13 Cree, Inc. Wafer level phosphor coating method and devices fabricated utilizing method
US9041285B2 (en) * 2007-12-14 2015-05-26 Cree, Inc. Phosphor distribution in LED lamps using centrifugal force
US8049237B2 (en) 2007-12-28 2011-11-01 Nichia Corporation Light emitting device
JPWO2009107535A1 (ja) 2008-02-25 2011-06-30 株式会社東芝 白色ｌｅｄランプ、バックライト、発光装置、表示装置および照明装置
JP2009283832A (ja) * 2008-05-26 2009-12-03 Rohm Co Ltd Ｌｅｄランプ
RU2556105C2 (ru) * 2009-05-01 2015-07-10 Осрам Сильвания Инк. Смесь люминофоров и содержащая ее флуоресцентная лампа
US10546846B2 (en) 2010-07-23 2020-01-28 Cree, Inc. Light transmission control for masking appearance of solid state light sources
US9166126B2 (en) 2011-01-31 2015-10-20 Cree, Inc. Conformally coated light emitting devices and methods for providing the same
KR101877410B1 (ko) * 2011-08-01 2018-07-11 엘지이노텍 주식회사 발광소자 패키지
ITUD20120164A1 (it) 2012-09-26 2014-03-27 Martini Spa Sorgente luminosa a luce piacevole
ITUD20130104A1 (it) 2013-08-08 2015-02-09 Martini Spa Sorgente luminosa a luce piacevole
KR20170066318A (ko) * 2014-08-12 2017-06-14 글로 에이비 불균일 광 가이드 유닛을 포함하는 일체형 백 라이트 유닛
JP6048471B2 (ja) * 2014-10-01 2016-12-21 日亜化学工業株式会社 発光装置
DE102015102785A1 (de) * 2015-02-26 2016-09-01 Osram Opto Semiconductors Gmbh Optoelektronische Leuchtvorrichtung
DE102015107580A1 (de) * 2015-05-13 2016-11-17 Osram Opto Semiconductors Gmbh Strahlungsemittierendes optoelektronisches Bauelement
CN107488450A (zh) 2016-06-09 2017-12-19 日亚化学工业株式会社 铝酸盐荧光体、发光装置及铝酸盐荧光体的制造方法
JP6776765B2 (ja) * 2016-09-26 2020-10-28 日亜化学工業株式会社 発光装置
JP6540784B2 (ja) * 2017-03-15 2019-07-10 日亜化学工業株式会社 アルミン酸塩蛍光体の製造方法、アルミン酸塩蛍光体及び発光装置
US10723945B2 (en) * 2017-03-15 2020-07-28 Nichia Corporation Method of producing aluminate fluorescent material, aluminate fluorescent material, and light emitting device
CN109423285B (zh) 2017-08-31 2023-09-26 日亚化学工业株式会社 铝酸盐荧光体及发光装置
JP7086786B2 (ja) * 2017-08-31 2022-06-20 日亜化学工業株式会社 アルミン酸塩蛍光体及び発光装置

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US5442202A (en) * 1993-10-29 1995-08-15 Mitsubishi Cable Industries, Ltd. Semiconductor light emitting element
TW383508B (en) * 1996-07-29 2000-03-01 Nichia Kagaku Kogyo Kk Light emitting device and display
JP2000509912A (ja) * 1997-03-03 2000-08-02 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 白色光発光ダイオード
JPH1097200A (ja) 1997-05-20 1998-04-14 Nichia Chem Ind Ltd 光 源
JP3949290B2 (ja) 1998-08-31 2007-07-25 株式会社東芝 表示装置
JP2001172623A (ja) * 1999-12-20 2001-06-26 Toshiba Corp 蛍光体およびそれを用いた蛍光ランプ
JP2003160785A (ja) 2001-11-27 2003-06-06 Toshiba Corp 赤色発光蛍光体とそれを用いた発光装置
JP2004235546A (ja) 2003-01-31 2004-08-19 Mitsubishi Chemicals Corp 発光装置及びそれを用いた照明装置並びにディスプレイ
JP4233929B2 (ja) * 2003-05-09 2009-03-04 化成オプトニクス株式会社 蛍光体とそれを用いた発光素子
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JP4880887B2 (ja) * 2004-09-02 2012-02-22 株式会社東芝 半導体発光装置
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KR100682876B1 (ko) * 2005-07-06 2007-02-15 삼성전기주식회사 실리코포스페이트계 형광체 및 이를 포함한 ｌｅｄ
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CN100504543C (zh) * 2007-03-06 2009-06-24 孙润光 显示装置以及含有该显示装置的手机、计算机和电视机

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI512317B (zh) * 2008-09-25 2015-12-11 皇家飛利浦電子股份有限公司 塗佈發光裝置及其塗佈方法

Also Published As

Publication number Publication date
US7936418B2 (en) 2011-05-03
US20090154195A1 (en) 2009-06-18
JP5127455B2 (ja) 2013-01-23
TWI323045B (https=) 2010-04-01
JPWO2007037339A1 (ja) 2009-04-09
WO2007037339A1 (ja) 2007-04-05

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