NL1034727A1 - Lichtdiffusieplaat, oppervlakemissie lichtbroninrichting in vloeibaar kristal weergave inrichting. - Google Patents

Lichtdiffusieplaat, oppervlakemissie lichtbroninrichting in vloeibaar kristal weergave inrichting.

Info

Publication number
NL1034727A1
NL1034727A1 NL1034727A NL1034727A NL1034727A1 NL 1034727 A1 NL1034727 A1 NL 1034727A1 NL 1034727 A NL1034727 A NL 1034727A NL 1034727 A NL1034727 A NL 1034727A NL 1034727 A1 NL1034727 A1 NL 1034727A1
Authority
NL
Netherlands
Prior art keywords
liquid crystal
crystal display
diffusion plate
display device
light source
Prior art date
Application number
NL1034727A
Other languages
English (en)
Other versions
NL1034727C2 (nl
Inventor
Hisanori Oku
Hironobu Iyama
Original Assignee
Sumitomo Chemical Co
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
Priority claimed from JP2006316965A external-priority patent/JP4350739B2/ja
Priority claimed from JP2007083287A external-priority patent/JP4933322B2/ja
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of NL1034727A1 publication Critical patent/NL1034727A1/nl
Application granted granted Critical
Publication of NL1034727C2 publication Critical patent/NL1034727C2/nl

Links

Classifications

    • 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
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
NL1034727A 2006-11-24 2007-11-20 Lichtdiffusieplaat, oppervlakemissie lichtbroninrichting in vloeibaar kristal weergave inrichting. NL1034727C2 (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2006316965A JP4350739B2 (ja) 2006-11-24 2006-11-24 光拡散板及び面光源装置並びに液晶表示装置
JP2006316965 2006-11-24
JP2007083287A JP4933322B2 (ja) 2007-03-28 2007-03-28 光拡散板及び面光源装置並びに液晶表示装置
JP2007083287 2007-03-28

Publications (2)

Publication Number Publication Date
NL1034727A1 true NL1034727A1 (nl) 2008-05-27
NL1034727C2 NL1034727C2 (nl) 2010-11-30

Family

ID=39463307

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1034727A NL1034727C2 (nl) 2006-11-24 2007-11-20 Lichtdiffusieplaat, oppervlakemissie lichtbroninrichting in vloeibaar kristal weergave inrichting.

Country Status (6)

Country Link
US (1) US20080123019A1 (nl)
KR (1) KR101430757B1 (nl)
CZ (1) CZ2007816A3 (nl)
NL (1) NL1034727C2 (nl)
SK (1) SK51302007A3 (nl)
TW (1) TW200841046A (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101024235B1 (ko) * 2007-04-25 2011-03-29 스미또모 가가꾸 가부시끼가이샤 광 확산판
JP2009063899A (ja) * 2007-09-07 2009-03-26 Sumitomo Chemical Co Ltd 集光層付き光拡散板及び面光源装置並びに液晶表示装置
JP2009116109A (ja) * 2007-11-07 2009-05-28 Sumitomo Chemical Co Ltd 液晶表示装置
JP2010123309A (ja) * 2008-11-18 2010-06-03 Nittoh Kogaku Kk 光学素子および発光装置
TWI481909B (zh) * 2008-12-31 2015-04-21 Au Optronics Corp 擴散板、背光模組及顯示裝置
JP5630042B2 (ja) * 2010-03-17 2014-11-26 ソニー株式会社 拡散シートの製造方法
KR101266545B1 (ko) * 2010-11-26 2013-05-24 제일모직주식회사 광확산 필름 및 이를 이용한 백라이트 유닛
CN105102879A (zh) * 2013-03-29 2015-11-25 夏普株式会社 照明装置和显示装置
US10317578B2 (en) * 2014-07-01 2019-06-11 Honeywell International Inc. Self-cleaning smudge-resistant structure and related fabrication methods
KR102395088B1 (ko) 2015-11-26 2022-05-04 엘지디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 액정 표시 장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6273577B1 (en) * 1997-10-31 2001-08-14 Sanyo Electric Co., Ltd. Light guide plate, surface light source using the light guide plate, and liquid crystal display using the surface light source
JP2000357410A (ja) * 1999-04-13 2000-12-26 Matsushita Electric Works Ltd 照明カバー用樹脂シートおよび照明カバー
JP2001215501A (ja) * 2000-02-02 2001-08-10 Fuji Photo Film Co Ltd 照明装置および液晶表示装置
JP4400161B2 (ja) * 2003-09-26 2010-01-20 セイコーエプソン株式会社 液晶表示装置
TW200523503A (en) * 2003-09-29 2005-07-16 Sony Corp Backlight, light guiding plate, method for manufacturing diffusion plate and light guiding plate, and liquid crystal display device
US7408708B2 (en) * 2004-04-16 2008-08-05 Dai Nippon Printing Co., Ltd. Diffusing sheet, surface light source unit, and transmission type display
JP4604767B2 (ja) * 2005-03-03 2011-01-05 日本ゼオン株式会社 直下型バックライト装置
JP2007065120A (ja) * 2005-08-30 2007-03-15 Funai Electric Co Ltd 液晶モジュールの直下型バックライト装置

Also Published As

Publication number Publication date
CZ2007816A3 (cs) 2008-10-15
US20080123019A1 (en) 2008-05-29
NL1034727C2 (nl) 2010-11-30
KR20080047305A (ko) 2008-05-28
KR101430757B1 (ko) 2014-08-18
SK51302007A3 (sk) 2009-01-07
TW200841046A (en) 2008-10-16

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Effective date: 20110601