TW536658B - White light source and display apparatus using the same - Google Patents

White light source and display apparatus using the same Download PDF

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Publication number
TW536658B
TW536658B TW091103641A TW91103641A TW536658B TW 536658 B TW536658 B TW 536658B TW 091103641 A TW091103641 A TW 091103641A TW 91103641 A TW91103641 A TW 91103641A TW 536658 B TW536658 B TW 536658B
Authority
TW
Taiwan
Prior art keywords
light
light source
emitting
fluorescent
phosphor
Prior art date
Application number
TW091103641A
Other languages
English (en)
Chinese (zh)
Inventor
Masatoshi Shiiki
Masaaki Komatsu
Choichiro Okazaki
Shin Imamura
Teruki Suzuki
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of TW536658B publication Critical patent/TW536658B/zh

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10HINORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80Constructional details
    • H10H20/85Packages
    • H10H20/851Wavelength conversion means
    • H10H20/8511Wavelength conversion means characterised by their material, e.g. binder
    • H10H20/8512Wavelength conversion materials
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7729Chalcogenides
    • C09K11/7731Chalcogenides with alkaline earth metals
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/54Screens on or from which an image or pattern is formed, picked-up, converted, or stored; Luminescent coatings on vessels
    • H01J1/62Luminescent screens; Selection of materials for luminescent coatings on vessels
    • H01J1/63Luminescent screens; Selection of materials for luminescent coatings on vessels characterised by the luminescent material
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Luminescent Compositions (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Led Device Packages (AREA)
  • Liquid Crystal (AREA)
TW091103641A 2002-02-15 2002-02-27 White light source and display apparatus using the same TW536658B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002039097A JP4191937B2 (ja) 2002-02-15 2002-02-15 白色光源及びそれを用いた画像表示装置

Publications (1)

Publication Number Publication Date
TW536658B true TW536658B (en) 2003-06-11

Family

ID=27678221

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091103641A TW536658B (en) 2002-02-15 2002-02-27 White light source and display apparatus using the same

Country Status (5)

Country Link
US (1) US6762551B2 (enExample)
JP (1) JP4191937B2 (enExample)
KR (1) KR20030069010A (enExample)
CN (1) CN1313872C (enExample)
TW (1) TW536658B (enExample)

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JP5617288B2 (ja) * 2010-03-18 2014-11-05 セイコーエプソン株式会社 照明装置及びプロジェクター
JP5527445B2 (ja) * 2013-02-08 2014-06-18 三菱化学株式会社 発光素子並びにそれを用いた照明装置、画像表示装置
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CN108957938A (zh) * 2018-08-01 2018-12-07 张家港康得新光电材料有限公司 投影膜与包括其的投影系统
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US11329206B2 (en) 2020-09-28 2022-05-10 Dominant Opto Technologies Sdn Bhd Lead frame and housing sub-assembly for use in a light emitting diode package and method for manufacturing the same

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Publication number Priority date Publication date Assignee Title
TWI477583B (zh) * 2011-08-11 2015-03-21 Mitsui Mining & Smelting Co 紅色螢光體及發光元件

Also Published As

Publication number Publication date
CN1438525A (zh) 2003-08-27
US20030155856A1 (en) 2003-08-21
JP2003243715A (ja) 2003-08-29
KR20030069010A (ko) 2003-08-25
US6762551B2 (en) 2004-07-13
CN1313872C (zh) 2007-05-02
JP4191937B2 (ja) 2008-12-03

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