CN1209666C - 液晶显示器中的照明方法、背光组件及液晶显示器 - Google Patents
液晶显示器中的照明方法、背光组件及液晶显示器 Download PDFInfo
- Publication number
- CN1209666C CN1209666C CNB001364669A CN00136466A CN1209666C CN 1209666 C CN1209666 C CN 1209666C CN B001364669 A CNB001364669 A CN B001364669A CN 00136466 A CN00136466 A CN 00136466A CN 1209666 C CN1209666 C CN 1209666C
- Authority
- CN
- China
- Prior art keywords
- light
- lcd panel
- time
- plane
- lcd
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Images
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
- G02B6/005—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
- 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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, 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
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
-
- 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)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (17)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0031056A KR100367845B1 (ko) | 2000-06-07 | 2000-06-07 | 액정표시장치의 조명 방법, 이를 구현시키기 위한액정표시장치의 백라이트 어셈블리 및 이를 채용한액정표시장치 |
KR31056/2000 | 2000-06-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1327166A CN1327166A (zh) | 2001-12-19 |
CN1209666C true CN1209666C (zh) | 2005-07-06 |
Family
ID=36083935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001364669A Expired - Fee Related CN1209666C (zh) | 2000-06-07 | 2000-12-26 | 液晶显示器中的照明方法、背光组件及液晶显示器 |
Country Status (5)
Country | Link |
---|---|
US (3) | US6788359B2 (zh) |
JP (1) | JP5129906B2 (zh) |
KR (1) | KR100367845B1 (zh) |
CN (1) | CN1209666C (zh) |
TW (1) | TWI230297B (zh) |
Families Citing this family (66)
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KR100765304B1 (ko) * | 2001-02-21 | 2007-10-09 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 액정 표시 장치 |
JP2004012924A (ja) * | 2002-06-07 | 2004-01-15 | Sumitomo Rubber Ind Ltd | 発光装置 |
KR100897745B1 (ko) * | 2002-06-26 | 2009-05-15 | 삼성전자주식회사 | 백 라이트 어셈블리 및 이를 갖는 직하형 액정 표시 장치 |
TWI225139B (en) | 2002-07-26 | 2004-12-11 | Hannstar Display Corp | Panel light source device and back light module for liquid crystal device |
JP2004166820A (ja) | 2002-11-18 | 2004-06-17 | Aruze Corp | 遊技機 |
JP2004166959A (ja) * | 2002-11-20 | 2004-06-17 | Aruze Corp | 遊技機 |
JP2004166962A (ja) | 2002-11-20 | 2004-06-17 | Aruze Corp | 遊技機 |
US8096867B2 (en) | 2002-11-20 | 2012-01-17 | Universal Entertainment Corporation | Gaming machine and display device with fail-tolerant image displaying |
JP2004166963A (ja) | 2002-11-20 | 2004-06-17 | Aruze Corp | 遊技機 |
JP2004166961A (ja) * | 2002-11-20 | 2004-06-17 | Aruze Corp | 遊技機 |
ZA200308997B (en) | 2002-11-20 | 2005-08-31 | Universal Entertainment Corp | Gaming machine and display device therefor |
KR100756368B1 (ko) * | 2002-12-05 | 2007-09-10 | 삼성전자주식회사 | 백 라이트 어셈블리 및 이를 갖는 액정표시장치 |
TW573181B (en) * | 2002-12-10 | 2004-01-21 | Benq Corp | Direct backlight module |
WO2004055583A1 (fr) * | 2002-12-17 | 2004-07-01 | Quanta Display Inc. | Systeme d'affichage eclaire par l'avant |
KR100989472B1 (ko) * | 2002-12-27 | 2010-10-22 | 엘지디스플레이 주식회사 | 광학 시트 및 백라이트 어셈블리 |
KR100891594B1 (ko) * | 2002-12-31 | 2009-04-03 | 엘지디스플레이 주식회사 | 액정표시장치 백라이트 어셈블리 |
JP4026135B2 (ja) * | 2003-02-20 | 2007-12-26 | ミネベア株式会社 | 面状照明装置 |
CN100489443C (zh) * | 2003-03-01 | 2009-05-20 | 鸿富锦精密工业(深圳)有限公司 | 导光板网点测量方法 |
US7892094B2 (en) | 2003-05-14 | 2011-02-22 | Universal Entertainment Corporation | Gaming machine with a light guiding plate subjected to a light scattering process and having a light deflection pattern |
US20070201234A1 (en) * | 2003-07-21 | 2007-08-30 | Clemens Ottermann | Luminous element |
EP1571622B8 (en) * | 2004-03-01 | 2006-07-12 | Aruze Corporation | Gaming machine |
US7796210B2 (en) * | 2004-06-11 | 2010-09-14 | Hannstar Display Corporation | Backlight with complex diffusers and flat panel display using the same |
TWI289217B (en) * | 2004-07-16 | 2007-11-01 | Hon Hai Prec Ind Co Ltd | Light guide plate |
KR101095631B1 (ko) * | 2004-11-06 | 2011-12-19 | 삼성전자주식회사 | 광 확산부재, 이를 갖는 백라이트 어셈블리 및 이를 갖는표시장치 |
US20060109395A1 (en) * | 2004-11-24 | 2006-05-25 | Junya Yamamoto | Area light source device and liquid crystal display device including the same |
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US20060164860A1 (en) * | 2005-01-26 | 2006-07-27 | Sanyo Epson Imaging Devices Corp. | Liquid crystal display device |
KR101201306B1 (ko) * | 2005-06-29 | 2012-11-14 | 엘지디스플레이 주식회사 | 백 라이트 유닛 |
KR20070001474A (ko) * | 2005-06-29 | 2007-01-04 | 엘지.필립스 엘시디 주식회사 | 백 라이트 유닛 |
JP2007155785A (ja) * | 2005-11-30 | 2007-06-21 | Casio Comput Co Ltd | 液晶表示装置 |
CN101116014B (zh) * | 2005-12-09 | 2011-09-21 | 索尼株式会社 | 表面发光装置及液晶显示器 |
US8231464B2 (en) | 2005-12-19 | 2012-07-31 | Wms Gaming Inc. | Multigame gaming machine with transmissive display |
JP2007225781A (ja) * | 2006-02-22 | 2007-09-06 | Hitachi Displays Ltd | 液晶表示装置 |
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CN102165359A (zh) * | 2008-09-08 | 2011-08-24 | 未来奈米科技股份有限公司 | 具有叠栅条纹(moire fringe)的光学片材及复合片材及包含其的背光组件 |
KR101580994B1 (ko) * | 2009-03-13 | 2016-01-12 | 삼성전자주식회사 | 반사 투과 일체형 디스플레이 장치 |
EP2467742A2 (en) | 2009-06-02 | 2012-06-27 | 3M Innovative Properties Company | Light redirecting film and display using this film |
KR101087244B1 (ko) * | 2009-09-29 | 2011-11-29 | 엘지디스플레이 주식회사 | 액정표시장치 및 백라이트유닛 |
KR101870864B1 (ko) * | 2011-01-17 | 2018-06-26 | 삼성디스플레이 주식회사 | 디스플레이 모듈 |
KR20130114704A (ko) * | 2011-01-31 | 2013-10-17 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | 동적으로 튜닝 가능한 산란각을 갖는 산광기 |
CN102231021B (zh) * | 2011-06-21 | 2013-02-13 | 华映光电股份有限公司 | 显示器 |
JP6062922B2 (ja) * | 2012-03-30 | 2017-01-18 | 株式会社きもと | エッジライト型バックライト装置及び光拡散性部材 |
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KR101321718B1 (ko) * | 2012-06-25 | 2013-10-28 | 주식회사 엘엠에스 | 서로 다른 두께의 광학시트를 가지는 광학시트 모듈 |
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JP6664193B2 (ja) * | 2014-12-12 | 2020-03-13 | 三星電子株式会社Samsung Electronics Co.,Ltd. | バックライトユニット |
CN105114866B (zh) * | 2015-08-31 | 2018-06-01 | 昆山龙腾光电有限公司 | 偏光板及其制作方法以及显示面板结构和显示装置 |
JP2019075280A (ja) * | 2017-10-16 | 2019-05-16 | シチズン電子株式会社 | 面状ライトユニット |
CN110456558B (zh) * | 2018-05-08 | 2022-08-19 | 京东方科技集团股份有限公司 | 光学膜材、背光源及显示装置 |
JP7102967B2 (ja) * | 2018-06-21 | 2022-07-20 | 船井電機株式会社 | 画像表示装置 |
CN110941116A (zh) * | 2018-09-21 | 2020-03-31 | 京东方科技集团股份有限公司 | 背光模组及其制作方法、显示装置 |
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CN110488409B (zh) * | 2019-08-12 | 2021-04-13 | 中航华东光电有限公司 | 一种一体化按键导光面板及显示设备 |
JP2022120372A (ja) * | 2021-02-05 | 2022-08-18 | 株式会社ジャパンディスプレイ | 表示装置 |
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JP2001035233A (ja) * | 1999-07-16 | 2001-02-09 | Nippon Denyo | 平面照明装置、液晶表示パネル、および液晶表示装置 |
US6358759B1 (en) * | 1999-07-16 | 2002-03-19 | Seiko Epson Corporation | Method for manufacturing electro-optical device, electro-optical device, and electronic equipment |
US6356389B1 (en) * | 1999-11-12 | 2002-03-12 | Reflexite Corporation | Subwavelength optical microstructure light collimating films |
-
2000
- 2000-06-07 KR KR10-2000-0031056A patent/KR100367845B1/ko active IP Right Grant
- 2000-11-16 TW TW089124256A patent/TWI230297B/zh not_active IP Right Cessation
- 2000-12-20 JP JP2000387421A patent/JP5129906B2/ja not_active Expired - Fee Related
- 2000-12-26 CN CNB001364669A patent/CN1209666C/zh not_active Expired - Fee Related
-
2001
- 2001-06-06 US US09/874,316 patent/US6788359B2/en not_active Expired - Lifetime
-
2004
- 2004-09-03 US US10/933,520 patent/US7397522B2/en not_active Expired - Lifetime
-
2008
- 2008-05-22 US US12/125,674 patent/US7710513B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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US20050024554A1 (en) | 2005-02-03 |
US20010050736A1 (en) | 2001-12-13 |
KR20010110539A (ko) | 2001-12-13 |
KR100367845B1 (ko) | 2003-01-10 |
US20090015752A1 (en) | 2009-01-15 |
US7397522B2 (en) | 2008-07-08 |
CN1327166A (zh) | 2001-12-19 |
US7710513B2 (en) | 2010-05-04 |
JP2002006317A (ja) | 2002-01-09 |
US6788359B2 (en) | 2004-09-07 |
TWI230297B (en) | 2005-04-01 |
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