RU2012128458A - Осветительное устройство с интегральным световодом - Google Patents

Осветительное устройство с интегральным световодом Download PDF

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Publication number
RU2012128458A
RU2012128458A RU2012128458/28A RU2012128458A RU2012128458A RU 2012128458 A RU2012128458 A RU 2012128458A RU 2012128458/28 A RU2012128458/28 A RU 2012128458/28A RU 2012128458 A RU2012128458 A RU 2012128458A RU 2012128458 A RU2012128458 A RU 2012128458A
Authority
RU
Russia
Prior art keywords
liquid crystal
crystal display
backlight device
display according
light
Prior art date
Application number
RU2012128458/28A
Other languages
English (en)
Russian (ru)
Inventor
Джованни БАРИЛЕ
Паоло ВАННИ
Original Assignee
Сирио Панель С.П.А.
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 Сирио Панель С.П.А. filed Critical Сирио Панель С.П.А.
Publication of RU2012128458A publication Critical patent/RU2012128458A/ru

Links

Classifications

    • 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0073—Light emitting diode [LED]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
RU2012128458/28A 2007-12-28 2012-07-05 Осветительное устройство с интегральным световодом RU2012128458A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITPCT/IT2007/000929 2007-12-28
PCT/IT2007/000929 WO2009084052A1 (en) 2007-12-28 2007-12-28 Illumination apparatus using a light guide plate with a plurality of engraved grooves

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
RU2010131000/28A Division RU2464598C2 (ru) 2007-12-28 2007-12-28 Осветительное устройство с интегральным световодом

Publications (1)

Publication Number Publication Date
RU2012128458A true RU2012128458A (ru) 2014-01-10

Family

ID=39924996

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2012128458/28A RU2012128458A (ru) 2007-12-28 2012-07-05 Осветительное устройство с интегральным световодом

Country Status (3)

Country Link
EP (1) EP2235571A1 (de)
RU (1) RU2012128458A (de)
WO (1) WO2009084052A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8702292B2 (en) 2010-09-22 2014-04-22 Terralux, Inc. Linear illumination devices having light guides and LED-based illumination modules
CN108983447B (zh) * 2017-06-02 2021-07-20 群创光电股份有限公司 显示设备
CN112987401A (zh) 2021-03-01 2021-06-18 捷开通讯(深圳)有限公司 反射式显示器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575549A (en) * 1994-08-12 1996-11-19 Enplas Corporation Surface light source device
US6940570B1 (en) * 1998-11-27 2005-09-06 Sharp Kabushiki Kaisha Lighting element for liquid crystal display
JP2001210120A (ja) * 2000-01-26 2001-08-03 Sanyo Electric Co Ltd 導光板、およびそれを用いたバックライト装置もしくは携帯電話もしくは電子スチルカメラもしくはカーナビゲーションもしくはノートパソコン
US6578977B2 (en) * 2000-10-26 2003-06-17 Minebea Co., Ltd. Spread illuminating apparatus with irregular interval of grooves of light reflection pattern
JP3713596B2 (ja) * 2001-03-26 2005-11-09 ミネベア株式会社 面状照明装置
JP2003255343A (ja) * 2002-03-05 2003-09-10 Citizen Electronics Co Ltd カラー液晶表示装置のフロントライト
JP3952168B2 (ja) * 2002-06-11 2007-08-01 富士通株式会社 電子機器、液晶表示装置および導光板
US6842204B1 (en) * 2002-09-06 2005-01-11 Rockwell Collins Color display system for NVIS Class A compatibility
US20060050529A1 (en) * 2004-09-09 2006-03-09 Au Optronics Corporation Backlight module with multiple light guiding plates and a display device using the backlight module

Also Published As

Publication number Publication date
EP2235571A1 (de) 2010-10-06
WO2009084052A1 (en) 2009-07-09

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Legal Events

Date Code Title Description
FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20170220