CN104267540A - 液晶显示装置 - Google Patents
液晶显示装置 Download PDFInfo
- Publication number
- CN104267540A CN104267540A CN201410564433.XA CN201410564433A CN104267540A CN 104267540 A CN104267540 A CN 104267540A CN 201410564433 A CN201410564433 A CN 201410564433A CN 104267540 A CN104267540 A CN 104267540A
- Authority
- CN
- China
- Prior art keywords
- guide
- plate
- mentioned
- lighting plate
- lighting
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 44
- 239000011159 matrix material Substances 0.000 claims abstract description 15
- 230000009467 reduction Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 230000011218 segmentation Effects 0.000 description 53
- 238000009792 diffusion process Methods 0.000 description 18
- 230000008859 change Effects 0.000 description 16
- 239000000758 substrate Substances 0.000 description 14
- 238000002347 injection Methods 0.000 description 12
- 239000007924 injection Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000007323 disproportionation reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 101000732916 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) 60S ribosomal protein L9-A Proteins 0.000 description 1
- 101000732903 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) 60S ribosomal protein L9-B Proteins 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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
- G02B6/0066—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
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
- G02B6/008—Side-by-side arrangements, e.g. for large area displays of the partially overlapping type
-
- 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
- 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)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009-124149 | 2009-05-22 | ||
JP2009124149A JP5363874B2 (ja) | 2009-05-22 | 2009-05-22 | 液晶表示装置 |
JP2009174306A JP5386258B2 (ja) | 2009-07-27 | 2009-07-27 | 液晶表示装置 |
JP2009-174306 | 2009-07-27 | ||
CN201010184660.1A CN101893784A (zh) | 2009-05-22 | 2010-05-21 | 液晶显示装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010184660.1A Division CN101893784A (zh) | 2009-05-22 | 2010-05-21 | 液晶显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104267540A true CN104267540A (zh) | 2015-01-07 |
CN104267540B CN104267540B (zh) | 2018-06-12 |
Family
ID=43103018
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010184660.1A Pending CN101893784A (zh) | 2009-05-22 | 2010-05-21 | 液晶显示装置 |
CN201410564433.XA Active CN104267540B (zh) | 2009-05-22 | 2010-05-21 | 液晶显示装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010184660.1A Pending CN101893784A (zh) | 2009-05-22 | 2010-05-21 | 液晶显示装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8421955B2 (zh) |
CN (2) | CN101893784A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106200116A (zh) * | 2015-05-28 | 2016-12-07 | 乐金显示有限公司 | 显示模块和包括该显示模块的液晶显示装置 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8517592B2 (en) * | 2008-10-16 | 2013-08-27 | Sharp Kabushiki Kaisha | Lighting device, display device and television receiver |
KR20100054209A (ko) * | 2008-11-14 | 2010-05-25 | 엘지이노텍 주식회사 | 액정표시장치 및 도광판의 제조방법 |
US8421955B2 (en) * | 2009-05-22 | 2013-04-16 | Hitachi Consumer Electronics Co., Ltd. | Liquid crystal display device |
JP2012151051A (ja) * | 2011-01-20 | 2012-08-09 | Panasonic Liquid Crystal Display Co Ltd | バックライト装置 |
CN102155683A (zh) * | 2011-01-28 | 2011-08-17 | 苏州向隆塑胶有限公司 | 照明装置 |
US9240145B2 (en) * | 2011-04-27 | 2016-01-19 | Sharp Kabushiki Kaisha | Multi-display device and image display device |
JP5751922B2 (ja) * | 2011-05-09 | 2015-07-22 | キヤノン株式会社 | 発光装置および表示装置 |
JP5952086B2 (ja) * | 2012-05-24 | 2016-07-13 | スタンレー電気株式会社 | 車両用灯具 |
US9280180B2 (en) * | 2013-04-23 | 2016-03-08 | Dell Products L.P. | Information handling system display panel having offset supporting electronic components |
US9785007B2 (en) * | 2014-04-09 | 2017-10-10 | Apple Inc. | Display with localized backlight dimming |
USD838253S1 (en) | 2014-07-04 | 2019-01-15 | Sakai Display Products Corporation | Image display |
USD877147S1 (en) | 2014-07-04 | 2020-03-03 | Sakai Display Products Corporation | Image display |
USD873822S1 (en) | 2014-07-04 | 2020-01-28 | Sakai Display Products Corporation | Image display |
EP3453939B1 (en) | 2016-05-04 | 2021-09-15 | LG Innotek Co., Ltd. | Lighting module and lighting device having same |
US10605980B2 (en) | 2017-06-04 | 2020-03-31 | Svv Technology Innovations, Inc. | Stepped light guide illumination systems |
DE102018216342A1 (de) * | 2018-09-25 | 2020-03-26 | Continental Automotive Gmbh | Anzeige aufweisend ein LCD mit Hintergrundbeleuchtung |
US11014391B2 (en) * | 2019-09-16 | 2021-05-25 | Xerox Corporation | Security marks based on print job image with uniform printed background |
US10882347B1 (en) | 2019-09-16 | 2021-01-05 | Xerox Corporation | Security marks based on print job image |
CN113643667B (zh) * | 2021-08-13 | 2023-06-06 | 京东方科技集团股份有限公司 | 显示装置及其控制方法、相关设备 |
JP7461603B2 (ja) | 2021-10-29 | 2024-04-04 | 日亜化学工業株式会社 | 面状光源 |
CN114114520A (zh) * | 2021-11-18 | 2022-03-01 | 友达光电(昆山)有限公司 | 导光板、光学组件及显示装置 |
CN114038432A (zh) * | 2021-11-18 | 2022-02-11 | 北京小米移动软件有限公司 | 显示屏控制方法、装置、设备、存储介质及程序产品 |
JP2023077024A (ja) | 2021-11-24 | 2023-06-05 | 日亜化学工業株式会社 | 面状光源 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001093321A (ja) * | 1999-09-22 | 2001-04-06 | Hitachi Ltd | 照明装置、及びこれを用いた表示装置 |
JP2002075038A (ja) * | 2000-09-05 | 2002-03-15 | Sony Corp | バックライトユニット及びこれを用いた液晶表示装置 |
TW200424472A (en) * | 2002-10-22 | 2004-11-16 | Sharp Kk | Backlight unit and liquid crystal display unit using backlight unit |
US20070247871A1 (en) * | 2006-04-21 | 2007-10-25 | Samsung Electro-Mechanics Co., Ltd. | Backlight unit for liquid crystal display device |
US20080101068A1 (en) * | 2006-10-26 | 2008-05-01 | Minebea Co., Ltd. | Spread illuminating apparatus of multiple panel type |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3373427B2 (ja) | 1998-03-31 | 2003-02-04 | 日東樹脂工業株式会社 | タンデム型面光源装置 |
DE10314525A1 (de) | 2003-03-31 | 2004-11-04 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung einer Beleuchtungsvorrichtung und Beleuchtungsvorrichtung |
JP4848654B2 (ja) | 2005-03-25 | 2011-12-28 | 船井電機株式会社 | 液晶表示装置 |
US7311431B2 (en) * | 2005-04-01 | 2007-12-25 | Avago Technologies Ecbu Ip Pte Ltd | Light-emitting apparatus having a plurality of adjacent, overlapping light-guide plates |
KR20070081564A (ko) * | 2006-02-13 | 2007-08-17 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 구비한 표시 장치 |
JP4695626B2 (ja) * | 2006-06-30 | 2011-06-08 | 株式会社東芝 | 照明装置及び液晶表示装置 |
US7551243B2 (en) * | 2006-11-21 | 2009-06-23 | Honeywell International Inc. | Lens for increased light distribution uniformity in an LCD backlight |
JP4743104B2 (ja) | 2006-12-13 | 2011-08-10 | ソニー株式会社 | バックライト装置及び液晶表示装置 |
US8092064B2 (en) * | 2007-02-23 | 2012-01-10 | Rambus International Ltd. | Tiled illumination assembly and related methods |
US7961271B2 (en) * | 2007-02-27 | 2011-06-14 | Seiko Instruments Inc. | Lighting device and display device provided with the same |
KR20100054209A (ko) * | 2008-11-14 | 2010-05-25 | 엘지이노텍 주식회사 | 액정표시장치 및 도광판의 제조방법 |
US8421955B2 (en) * | 2009-05-22 | 2013-04-16 | Hitachi Consumer Electronics Co., Ltd. | Liquid crystal display device |
KR101611616B1 (ko) * | 2009-08-28 | 2016-04-11 | 엘지전자 주식회사 | 백라이트 유닛 및 그를 이용한 디스플레이 장치 |
-
2010
- 2010-05-18 US US12/782,082 patent/US8421955B2/en active Active
- 2010-05-21 CN CN201010184660.1A patent/CN101893784A/zh active Pending
- 2010-05-21 CN CN201410564433.XA patent/CN104267540B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001093321A (ja) * | 1999-09-22 | 2001-04-06 | Hitachi Ltd | 照明装置、及びこれを用いた表示装置 |
JP2002075038A (ja) * | 2000-09-05 | 2002-03-15 | Sony Corp | バックライトユニット及びこれを用いた液晶表示装置 |
TW200424472A (en) * | 2002-10-22 | 2004-11-16 | Sharp Kk | Backlight unit and liquid crystal display unit using backlight unit |
US20070247871A1 (en) * | 2006-04-21 | 2007-10-25 | Samsung Electro-Mechanics Co., Ltd. | Backlight unit for liquid crystal display device |
US20080101068A1 (en) * | 2006-10-26 | 2008-05-01 | Minebea Co., Ltd. | Spread illuminating apparatus of multiple panel type |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106200116A (zh) * | 2015-05-28 | 2016-12-07 | 乐金显示有限公司 | 显示模块和包括该显示模块的液晶显示装置 |
Also Published As
Publication number | Publication date |
---|---|
CN104267540B (zh) | 2018-06-12 |
US8421955B2 (en) | 2013-04-16 |
CN101893784A (zh) | 2010-11-24 |
US20100296026A1 (en) | 2010-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: HITACHI MAXELL LTD. Free format text: FORMER OWNER: HITACHI LTD. Effective date: 20150401 |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20150401 Address after: Osaka Japan Applicant after: Hitachi Maxell, Ltd. Address before: Tokyo, Japan Applicant before: Hitachi Consumer Electronics Co.,Ltd. |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20171212 Address after: Kyoto Japan Applicant after: MAXELL, Ltd. Address before: Osaka Japan Applicant before: Hitachi Maxell, Ltd. |
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TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Kyoto Japan Patentee after: MAXELL, Ltd. Address before: Kyoto Japan Patentee before: MAXELL HOLDINGS, Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220511 Address after: Kyoto Japan Patentee after: MAXELL HOLDINGS, Ltd. Address before: Kyoto Japan Patentee before: MAXELL, Ltd. |