CN101446709A - 液晶显示装置 - Google Patents
液晶显示装置 Download PDFInfo
- Publication number
- CN101446709A CN101446709A CNA2008101781718A CN200810178171A CN101446709A CN 101446709 A CN101446709 A CN 101446709A CN A2008101781718 A CNA2008101781718 A CN A2008101781718A CN 200810178171 A CN200810178171 A CN 200810178171A CN 101446709 A CN101446709 A CN 101446709A
- Authority
- CN
- China
- Prior art keywords
- light
- guide plate
- light guide
- liquid crystal
- entrance face
- 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 abstract description 59
- 239000000758 substrate Substances 0.000 claims description 15
- 238000000149 argon plasma sintering Methods 0.000 claims description 2
- 238000005488 sandblasting Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 238000007788 roughening Methods 0.000 description 2
- -1 acryl Chemical group 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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
- G02B6/0055—Reflecting 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
-
- 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
-
- 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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging surfaces
-
- 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)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-303886 | 2007-11-26 | ||
JP2007303886 | 2007-11-26 | ||
JP2007303886A JP2009128647A (ja) | 2007-11-26 | 2007-11-26 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101446709A true CN101446709A (zh) | 2009-06-03 |
CN101446709B CN101446709B (zh) | 2012-06-13 |
Family
ID=40669549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008101781718A Active CN101446709B (zh) | 2007-11-26 | 2008-11-25 | 液晶显示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8523421B2 (zh) |
JP (1) | JP2009128647A (zh) |
KR (1) | KR100983722B1 (zh) |
CN (1) | CN101446709B (zh) |
TW (1) | TWI381224B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103062675A (zh) * | 2012-06-29 | 2013-04-24 | 友达光电股份有限公司 | 背光模块 |
CN103168195A (zh) * | 2010-10-22 | 2013-06-19 | 松下电器产业株式会社 | 导光部件以及具备该导光部件的发光装置 |
CN103901525A (zh) * | 2012-12-28 | 2014-07-02 | 鸿富锦精密工业(深圳)有限公司 | 导光板、背光模块及液晶显示装置 |
CN104280815A (zh) * | 2013-07-03 | 2015-01-14 | 斯坦雷电气株式会社 | 导光板以及包括该导光板的侧缘型表面发射光学装置 |
CN105511008A (zh) * | 2012-12-27 | 2016-04-20 | 厦门天马微电子有限公司 | 一种用于液晶显示器的导光装置 |
CN106324889A (zh) * | 2015-07-07 | 2017-01-11 | 南京瀚宇彩欣科技有限责任公司 | 背光模块与显示装置 |
CN106707398A (zh) * | 2015-08-14 | 2017-05-24 | 瑞仪光电(苏州)有限公司 | 导光膜、背光模块 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW201035641A (en) * | 2009-03-19 | 2010-10-01 | Advanced Optoelectronic Tech | Backlight module |
JP5320250B2 (ja) * | 2009-10-14 | 2013-10-23 | 株式会社日立製作所 | 透明構造体、光源モジュール並びにこれを用いた照明装置,液晶表示装置及び映像表示装置 |
US8118465B2 (en) * | 2009-10-30 | 2012-02-21 | Minebea Co., Ltd. | Spread illuminating apparatus |
WO2013038655A1 (ja) * | 2011-09-15 | 2013-03-21 | シャープ株式会社 | 照明装置及びそれを備えた表示装置 |
KR101304715B1 (ko) * | 2012-04-25 | 2013-09-06 | 주식회사 엘지씨엔에스 | 도광판에서의 빛 누출 방지 방법 및 그 장치와 반사재가 토출된 도광판을 가지는 디스플레이 장치 |
KR101988007B1 (ko) * | 2012-08-20 | 2019-06-11 | 엘지디스플레이 주식회사 | 백라이트 유닛과 이를 포함한 액정표시장치 |
US9057808B2 (en) | 2012-09-11 | 2015-06-16 | Apple Inc. | Textured light guide to reduce friction with film |
KR102092546B1 (ko) * | 2013-10-16 | 2020-03-24 | 엘지디스플레이 주식회사 | 액정표시장치 |
KR101550778B1 (ko) * | 2013-11-20 | 2015-09-08 | 주식회사 루멘스 | 발광 소자 패키지, 백라이트 유닛 및 조명 장치 |
JP6516580B2 (ja) * | 2014-02-19 | 2019-05-22 | 恵和株式会社 | ライトガイドフィルム、バックライトユニット及び携帯型端末 |
CN204460089U (zh) * | 2015-02-13 | 2015-07-08 | 杭州康榕进出口有限公司 | 导光板以及led灯具 |
WO2017094209A1 (ja) | 2015-11-30 | 2017-06-08 | パナソニックIpマネジメント株式会社 | 映像表示装置および映像表示装置を搭載したヘッドアップディスプレイ |
CN105511009A (zh) * | 2015-12-22 | 2016-04-20 | 武汉华星光电技术有限公司 | 导光板、背光模块及液晶显示器 |
CN107861293A (zh) * | 2017-12-21 | 2018-03-30 | 惠科股份有限公司 | 液晶显示器及其背光模组 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0544332B1 (en) * | 1991-11-28 | 1997-01-29 | Enplas Corporation | Surface light source device |
US5386347A (en) * | 1992-10-02 | 1995-01-31 | Photo Craft Co., Ltd. | Illuminating apparatus and a method of manufacturing an edge light conductor for use therein |
DE69522183T2 (de) * | 1994-12-16 | 2002-04-25 | Canon Kk | Beleuchtungsvorrichtung und diese enthaltende Flüssigkristallanzeige |
DE69629471T2 (de) * | 1995-06-26 | 2004-06-09 | Minnesota Mining And Mfg. Co., Saint Paul | Hintergrundbeleuchtungsvorrichtung mit mehrschichtfilmreflektor |
US6080467A (en) * | 1995-06-26 | 2000-06-27 | 3M Innovative Properties Company | High efficiency optical devices |
JPH09197402A (ja) | 1996-01-16 | 1997-07-31 | Taiho Ind Co Ltd | 液晶パネル用バックライト及び反射シート |
US5980054A (en) * | 1996-05-09 | 1999-11-09 | Matsushita Electric Industrial Co., Ltd. | Panel-form illuminating system |
JP3684737B2 (ja) * | 1997-01-14 | 2005-08-17 | オムロン株式会社 | 面光源装置 |
JPH11281976A (ja) | 1998-03-30 | 1999-10-15 | Mitsubishi Electric Corp | 導光板とその製造方法及び導光板製造用成形型とその製造方法並びに面光源装置と液晶表示装置 |
JP4172843B2 (ja) | 1998-05-18 | 2008-10-29 | スリーエム カンパニー | 反射フィルム及び発光装置 |
JP2000352719A (ja) * | 1999-06-14 | 2000-12-19 | Nec Corp | 液晶表示装置用導光板及びその製造方法 |
JP2002196151A (ja) * | 2000-12-25 | 2002-07-10 | Citizen Electronics Co Ltd | 導光板 |
JP4143338B2 (ja) * | 2002-06-06 | 2008-09-03 | 株式会社ユポ・コーポレーション | 面光源装置および液晶ディスプレイ装置 |
JP4185721B2 (ja) * | 2002-07-17 | 2008-11-26 | アルプス電気株式会社 | 照明装置及び液晶表示装置 |
JP2006031941A (ja) * | 2004-07-12 | 2006-02-02 | Sharp Corp | 面状光源ユニット |
JP2006093104A (ja) * | 2004-08-25 | 2006-04-06 | Seiko Instruments Inc | 照明装置およびそれを用いた表示装置 |
US20080043490A1 (en) * | 2005-09-09 | 2008-02-21 | Fusion Optix Inc. | Enhanced Light Guide |
KR100719482B1 (ko) * | 2004-09-13 | 2007-05-18 | 에스케이씨 주식회사 | 반사시트 및 이를 채용한 백라이트 유닛 |
TWI274210B (en) * | 2004-09-22 | 2007-02-21 | Radiant Opto Electronics Corp | Light-guide plate and backlight module using the same |
KR100638874B1 (ko) * | 2005-07-06 | 2006-10-27 | 삼성전기주식회사 | Led 광원이 도광판에 삽입된 백라이트 장치의광원-도광판 구조 및 이를 포함하는 백라이트 장치 |
TWM289204U (en) * | 2005-10-12 | 2006-04-01 | Radiant Opto Electronics Corp | Side type light guide plate |
US7607814B2 (en) * | 2006-05-24 | 2009-10-27 | 3M Innovative Properties Company | Backlight with symmetric wedge shaped light guide input portion with specular reflective surfaces |
JP2008010291A (ja) * | 2006-06-29 | 2008-01-17 | Citizen Electronics Co Ltd | 導光板、バックライトユニット、及びそのバックライトユニットを備えた表示装置 |
-
2007
- 2007-11-26 JP JP2007303886A patent/JP2009128647A/ja active Pending
-
2008
- 2008-11-13 TW TW097143952A patent/TWI381224B/zh active
- 2008-11-14 US US12/292,268 patent/US8523421B2/en active Active
- 2008-11-25 KR KR1020080117624A patent/KR100983722B1/ko active IP Right Grant
- 2008-11-25 CN CN2008101781718A patent/CN101446709B/zh active Active
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103168195A (zh) * | 2010-10-22 | 2013-06-19 | 松下电器产业株式会社 | 导光部件以及具备该导光部件的发光装置 |
CN103062675A (zh) * | 2012-06-29 | 2013-04-24 | 友达光电股份有限公司 | 背光模块 |
CN103062675B (zh) * | 2012-06-29 | 2015-11-04 | 友达光电股份有限公司 | 背光模块 |
CN105511008A (zh) * | 2012-12-27 | 2016-04-20 | 厦门天马微电子有限公司 | 一种用于液晶显示器的导光装置 |
CN105511008B (zh) * | 2012-12-27 | 2018-12-18 | 厦门天马微电子有限公司 | 一种用于液晶显示器的导光装置 |
CN103901525A (zh) * | 2012-12-28 | 2014-07-02 | 鸿富锦精密工业(深圳)有限公司 | 导光板、背光模块及液晶显示装置 |
CN104280815A (zh) * | 2013-07-03 | 2015-01-14 | 斯坦雷电气株式会社 | 导光板以及包括该导光板的侧缘型表面发射光学装置 |
CN104280815B (zh) * | 2013-07-03 | 2019-05-14 | 斯坦雷电气株式会社 | 导光板以及包括该导光板的侧缘型表面发射光学装置 |
CN106324889A (zh) * | 2015-07-07 | 2017-01-11 | 南京瀚宇彩欣科技有限责任公司 | 背光模块与显示装置 |
CN106707398A (zh) * | 2015-08-14 | 2017-05-24 | 瑞仪光电(苏州)有限公司 | 导光膜、背光模块 |
Also Published As
Publication number | Publication date |
---|---|
JP2009128647A (ja) | 2009-06-11 |
TW200928518A (en) | 2009-07-01 |
KR100983722B1 (ko) | 2010-09-24 |
US8523421B2 (en) | 2013-09-03 |
TWI381224B (zh) | 2013-01-01 |
KR20090054394A (ko) | 2009-05-29 |
US20090135627A1 (en) | 2009-05-28 |
CN101446709B (zh) | 2012-06-13 |
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Legal Events
Date | Code | Title | Description |
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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 |
Free format text: FORMER OWNER: HITACHI DISPLAYS DEVICE CO., LTD. Owner name: IPS ALPHA SUPPORT CO., LTD. Owner name: PANASONIC LCD CO., LTD. Free format text: FORMER OWNER: IPS ALPHA SUPPORT CO., LTD. |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20111021 Address after: Chiba County, Japan Applicant after: Hitachi Displays, Ltd. Co-applicant after: Panasonic Liquid Crystal Display Co.,Ltd. Address before: Chiba County, Japan Applicant before: Hitachi Displays, Ltd. Co-applicant before: IPS pioneer support society Effective date of registration: 20111021 Address after: Chiba County, Japan Applicant after: Hitachi Displays, Ltd. Co-applicant after: IPS Pioneer Support Society Address before: Chiba County, Japan Applicant before: Hitachi Displays, Ltd. Effective date of registration: 20111021 Address after: Chiba County, Japan Applicant after: Hitachi Displays, Ltd. Address before: Chiba County, Japan Applicant before: Hitachi Displays, Ltd. Co-applicant before: Hitachi Display Devices Ltd. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: JAPAN DISPLAY, INC. Free format text: FORMER NAME: APAN DISPLAY EAST, INC. Owner name: APAN DISPLAY EAST, INC. Free format text: FORMER NAME: HITACHI DISPLAY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Chiba County, Japan Patentee after: Japan Display East Inc. Patentee after: Panasonic Liquid Crystal Display Co.,Ltd. Address before: Chiba County, Japan Patentee before: Hitachi Displays, Ltd. Patentee before: Panasonic Liquid Crystal Display Co.,Ltd. |
|
CP03 | Change of name, title or address |
Address after: Tokyo port xixinqiao Japan three chome 7 No. 1 Patentee after: JAPAN DISPLAY Inc. Patentee after: Panasonic Liquid Crystal Display Co.,Ltd. Address before: Chiba County, Japan Patentee before: Japan Display East Inc. Patentee before: Panasonic Liquid Crystal Display Co.,Ltd. |
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Application publication date: 20090603 Assignee: BOE TECHNOLOGY GROUP Co.,Ltd. Assignor: JAPAN DISPLAY Inc.|Panasonic Liquid Crystal Display Co.,Ltd. Contract record no.: 2013990000688 Denomination of invention: Liquid crystal display device Granted publication date: 20120613 License type: Common License Record date: 20131016 |
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Effective date of registration: 20231204 Address after: Tokyo, Japan Patentee after: JAPAN DISPLAY Inc. Patentee after: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA Address before: Tokyo port xixinqiao Japan three chome 7 No. 1 Patentee before: JAPAN DISPLAY Inc. Patentee before: Panasonic Liquid Crystal Display Co.,Ltd. |