CN102460286B - 透射型液晶显示装置及光扩散板 - Google Patents

透射型液晶显示装置及光扩散板 Download PDF

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Publication number
CN102460286B
CN102460286B CN201080025580.XA CN201080025580A CN102460286B CN 102460286 B CN102460286 B CN 102460286B CN 201080025580 A CN201080025580 A CN 201080025580A CN 102460286 B CN102460286 B CN 102460286B
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CN
China
Prior art keywords
light
diffusion layer
liquid crystal
light diffusion
scatterer
Prior art date
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Active
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CN201080025580.XA
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English (en)
Chinese (zh)
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CN102460286A (zh
Inventor
小池康博
多加谷明广
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Japan Science and Technology Agency
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Japan Science and Technology Agency
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Publication of CN102460286A publication Critical patent/CN102460286A/zh
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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
    • G02B6/0051—Diffusing sheet or layer
    • 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
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
CN201080025580.XA 2009-06-09 2010-05-31 透射型液晶显示装置及光扩散板 Active CN102460286B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009138442 2009-06-09
JP2009-138442 2009-06-09
PCT/JP2010/059216 WO2010143552A1 (ja) 2009-06-09 2010-05-31 透過型液晶表示装置

Publications (2)

Publication Number Publication Date
CN102460286A CN102460286A (zh) 2012-05-16
CN102460286B true CN102460286B (zh) 2015-04-01

Family

ID=43308807

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201080025580.XA Active CN102460286B (zh) 2009-06-09 2010-05-31 透射型液晶显示装置及光扩散板

Country Status (5)

Country Link
JP (1) JP5323190B2 (ko)
KR (1) KR101375400B1 (ko)
CN (1) CN102460286B (ko)
TW (1) TWI425275B (ko)
WO (1) WO2010143552A1 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104145215B (zh) * 2012-03-02 2016-12-14 三菱制纸株式会社 透射型屏幕
CN104898197A (zh) 2015-04-29 2015-09-09 京东方科技集团股份有限公司 一种导光板及其制备方法、背光模组和显示装置
WO2020178922A1 (ja) * 2019-03-01 2020-09-10 シャープ株式会社 表示装置
WO2020194719A1 (ja) 2019-03-28 2020-10-01 堺ディスプレイプロダクト株式会社 液晶表示装置
WO2020194720A1 (ja) 2019-03-28 2020-10-01 堺ディスプレイプロダクト株式会社 光散乱膜および液晶表示装置
CN109960082B (zh) * 2019-05-05 2022-06-07 京东方科技集团股份有限公司 场序显示模组、显示装置及场序显示控制方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03116021A (ja) * 1989-09-28 1991-05-17 Toshiba Corp 液晶表示装置
JP3517975B2 (ja) * 1994-08-12 2004-04-12 ソニー株式会社 液晶表示装置及びその製造方法
JP3760635B2 (ja) 1998-08-21 2006-03-29 セイコーエプソン株式会社 液晶表示装置及びそれを用いた電子機器
JP2001215494A (ja) 2000-01-31 2001-08-10 Fuji Photo Film Co Ltd 液晶ディスプレイ及びその高コントラスト化及び広視野角化方法
JP2002215057A (ja) * 2001-01-16 2002-07-31 Nec Corp ディスプレイ用フィルタ
TWI275835B (en) * 2002-10-08 2007-03-11 Nitto Denko Corp Polarizer, optical film, and image display
JP2005037738A (ja) 2003-07-16 2005-02-10 Nitto Denko Corp 粒子分散系樹脂シート、画像表示装置用基板および画像表示装置
JP2006064908A (ja) * 2004-08-26 2006-03-09 Fuji Photo Film Co Ltd 透過型カラー液晶表示装置
JP2006208647A (ja) * 2005-01-27 2006-08-10 Fuji Photo Film Co Ltd 透過型カラー液晶表示装置

Also Published As

Publication number Publication date
JP5323190B2 (ja) 2013-10-23
JPWO2010143552A1 (ja) 2012-11-22
CN102460286A (zh) 2012-05-16
KR101375400B1 (ko) 2014-03-17
KR20120026601A (ko) 2012-03-19
WO2010143552A1 (ja) 2010-12-16
TWI425275B (zh) 2014-02-01
TW201116893A (en) 2011-05-16

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