CN1614472A - 具有倾斜的光发射表面的背光单元 - Google Patents
具有倾斜的光发射表面的背光单元 Download PDFInfo
- Publication number
- CN1614472A CN1614472A CNA200410084884XA CN200410084884A CN1614472A CN 1614472 A CN1614472 A CN 1614472A CN A200410084884X A CNA200410084884X A CN A200410084884XA CN 200410084884 A CN200410084884 A CN 200410084884A CN 1614472 A CN1614472 A CN 1614472A
- Authority
- CN
- China
- Prior art keywords
- light unit
- back light
- lamp
- emitting surface
- lamps
- 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
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
- G02B6/0066—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
- 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
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/22—Advertising or display means on roads, walls or similar surfaces, e.g. illuminated
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F21/00—Mobile visual advertising
- G09F21/04—Mobile visual advertising by land vehicles
-
- 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
- G02B6/0033—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
- G02F1/133342—Constructional arrangements; Manufacturing methods for double-sided displays
-
- 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
- G02F1/133613—Direct backlight characterized by the sequence of light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Marketing (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003376749 | 2003-11-06 | ||
JP2003376749A JP4047796B2 (ja) | 2003-11-06 | 2003-11-06 | 液晶表示装置用バックライト装置及び両面型液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1614472A true CN1614472A (zh) | 2005-05-11 |
CN100437271C CN100437271C (zh) | 2008-11-26 |
Family
ID=34544376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200410084884XA Expired - Fee Related CN100437271C (zh) | 2003-11-06 | 2004-11-01 | 具有倾斜的光发射表面的背光单元 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7090365B2 (zh) |
JP (1) | JP4047796B2 (zh) |
KR (1) | KR100669056B1 (zh) |
CN (1) | CN100437271C (zh) |
TW (1) | TWI293389B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102066832B (zh) * | 2008-06-27 | 2013-05-01 | 夏普株式会社 | 背光源装置、显示装置以及电视接收机 |
CN105788478A (zh) * | 2016-04-07 | 2016-07-20 | 深圳市华星光电技术有限公司 | 一种显示器 |
CN106483700A (zh) * | 2016-12-05 | 2017-03-08 | 深圳市华星光电技术有限公司 | 模块化液晶显示装置 |
CN106526977A (zh) * | 2017-01-09 | 2017-03-22 | 深圳市华星光电技术有限公司 | 双面显示器 |
WO2017124608A1 (zh) * | 2016-01-18 | 2017-07-27 | 深圳市华星光电技术有限公司 | 双面显示器框架及双面显示器 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005243346A (ja) * | 2004-02-25 | 2005-09-08 | Citizen Electronics Co Ltd | 両面発光照明装置 |
WO2006134741A1 (ja) * | 2005-06-13 | 2006-12-21 | Sharp Kabushiki Kaisha | 照明装置、及び表示装置 |
JP2007103181A (ja) * | 2005-10-05 | 2007-04-19 | Fujifilm Corp | 面光源装置、および表示器 |
KR101365030B1 (ko) * | 2007-03-21 | 2014-02-27 | 삼성디스플레이 주식회사 | 옥외용 표시장치 |
KR200447655Y1 (ko) * | 2008-02-29 | 2010-02-11 | 주식회사 디에스엘시디 | 액정표시장치용 백라이트 유닛 |
US7639918B2 (en) * | 2008-05-05 | 2009-12-29 | Visteon Global Technologies, Inc. | Manifold-type lightguide with reduced thickness |
JP7372172B2 (ja) * | 2020-02-19 | 2023-10-31 | シャープ株式会社 | 表示装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6633722B1 (en) * | 1998-04-30 | 2003-10-14 | Nippon Zeon Co., Ltd. | Light guide plate with alicyclic resin |
JP2000010094A (ja) | 1998-06-19 | 2000-01-14 | Nec Corp | バックライト装置 |
JP2000338483A (ja) | 1999-05-31 | 2000-12-08 | Nec Home Electronics Ltd | 液晶表示装置 |
US6341879B1 (en) * | 1999-09-28 | 2002-01-29 | Rainbow Displays, Inc. | High output flat-panel display back light module |
US6578985B1 (en) * | 2001-07-18 | 2003-06-17 | Rainbow Displays, Inc. | Back light assembly for use with back-to-back flat-panel displays |
JP3826047B2 (ja) * | 2002-02-13 | 2006-09-27 | キヤノン株式会社 | 露光装置、露光方法、及びそれを用いたデバイス製造方法 |
DE10245580B4 (de) * | 2002-09-27 | 2006-06-01 | Siemens Ag | Einrichtung zur Erzeugung eines Bildes |
KR100971392B1 (ko) * | 2003-12-24 | 2010-07-21 | 엘지디스플레이 주식회사 | 액정표시장치 |
-
2003
- 2003-11-06 JP JP2003376749A patent/JP4047796B2/ja not_active Expired - Fee Related
-
2004
- 2004-10-21 US US10/970,737 patent/US7090365B2/en active Active
- 2004-11-01 CN CNB200410084884XA patent/CN100437271C/zh not_active Expired - Fee Related
- 2004-11-05 KR KR1020040090014A patent/KR100669056B1/ko not_active IP Right Cessation
- 2004-11-05 TW TW093133818A patent/TWI293389B/zh not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102066832B (zh) * | 2008-06-27 | 2013-05-01 | 夏普株式会社 | 背光源装置、显示装置以及电视接收机 |
WO2017124608A1 (zh) * | 2016-01-18 | 2017-07-27 | 深圳市华星光电技术有限公司 | 双面显示器框架及双面显示器 |
US10175516B2 (en) | 2016-01-18 | 2019-01-08 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Double side display frame and double side display |
CN105487274B (zh) * | 2016-01-18 | 2019-03-01 | 深圳市华星光电技术有限公司 | 双面显示器框架及双面显示器 |
CN105788478A (zh) * | 2016-04-07 | 2016-07-20 | 深圳市华星光电技术有限公司 | 一种显示器 |
WO2017173678A1 (zh) * | 2016-04-07 | 2017-10-12 | 深圳市华星光电技术有限公司 | 一种显示器 |
CN106483700A (zh) * | 2016-12-05 | 2017-03-08 | 深圳市华星光电技术有限公司 | 模块化液晶显示装置 |
CN106526977A (zh) * | 2017-01-09 | 2017-03-22 | 深圳市华星光电技术有限公司 | 双面显示器 |
Also Published As
Publication number | Publication date |
---|---|
JP2005140962A (ja) | 2005-06-02 |
CN100437271C (zh) | 2008-11-26 |
TWI293389B (en) | 2008-02-11 |
US20050099793A1 (en) | 2005-05-12 |
JP4047796B2 (ja) | 2008-02-13 |
TW200527073A (en) | 2005-08-16 |
US7090365B2 (en) | 2006-08-15 |
KR100669056B1 (ko) | 2007-01-15 |
KR20050043715A (ko) | 2005-05-11 |
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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 | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NIPPON ELECTRIC CO., LTD. Free format text: FORMER OWNER: NEC LCD TECHNOLOGY CO.,LTD Effective date: 20100610 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: KANAGAWA-KEN, JAPAN TO: TOKYO, JAPAN |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100610 Address after: Tokyo, Japan Patentee after: NEC Corp. Address before: Kanagawa, Japan Patentee before: NEC LCD Technologies, Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: GETENA FUND CO., LTD. Free format text: FORMER OWNER: NEC CORP. Effective date: 20110804 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110804 Address after: Delaware, USA Patentee after: Nippon Electric Co. Address before: Tokyo, Japan Patentee before: NEC Corp. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20181101 |
|
CF01 | Termination of patent right due to non-payment of annual fee |