CN101387789B - 液晶显示装置背光灯和背光模组 - Google Patents
液晶显示装置背光灯和背光模组 Download PDFInfo
- Publication number
- CN101387789B CN101387789B CN2007101217345A CN200710121734A CN101387789B CN 101387789 B CN101387789 B CN 101387789B CN 2007101217345 A CN2007101217345 A CN 2007101217345A CN 200710121734 A CN200710121734 A CN 200710121734A CN 101387789 B CN101387789 B CN 101387789B
- Authority
- CN
- China
- Prior art keywords
- backlight
- liquid crystal
- prism
- light
- fluorescent tube
- 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
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 48
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000009792 diffusion process Methods 0.000 description 9
- 239000011521 glass Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 238000002310 reflectometry Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
- G02B5/136—Reflex reflectors plural reflecting elements forming part of a unitary body
-
- 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
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
- G02B5/126—Reflex reflectors including curved refracting surface
- G02B5/13—Reflex reflectors including curved refracting surface plural curved refracting elements forming part of a unitary body
-
- 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
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0025—Diffusing sheet or layer; Prismatic 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
- G02F1/133602—Direct backlight
- G02F1/133604—Direct backlight with lamps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/025—Associated optical elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/33—Special shape of cross-section, e.g. for producing cool spot
-
- 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
- G02B6/007—Incandescent lamp or gas discharge lamp
- G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
-
- 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 (4)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101217345A CN101387789B (zh) | 2007-09-13 | 2007-09-13 | 液晶显示装置背光灯和背光模组 |
KR1020080049680A KR100967561B1 (ko) | 2007-09-13 | 2008-05-28 | 광원 및 이를 구비한 백라이트 모듈 |
US12/129,081 US7993026B2 (en) | 2007-09-13 | 2008-05-29 | Light source and backlight module with the same |
JP2008141729A JP4801114B2 (ja) | 2007-09-13 | 2008-05-29 | 液晶ディスプレイのバックライトランプ及びバックライトモジュール |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101217345A CN101387789B (zh) | 2007-09-13 | 2007-09-13 | 液晶显示装置背光灯和背光模组 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101387789A CN101387789A (zh) | 2009-03-18 |
CN101387789B true CN101387789B (zh) | 2010-10-06 |
Family
ID=40454240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101217345A Expired - Fee Related CN101387789B (zh) | 2007-09-13 | 2007-09-13 | 液晶显示装置背光灯和背光模组 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7993026B2 (zh) |
JP (1) | JP4801114B2 (zh) |
KR (1) | KR100967561B1 (zh) |
CN (1) | CN101387789B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101839400A (zh) * | 2009-03-19 | 2010-09-22 | 亿光电子工业股份有限公司 | 侧视型发光装置 |
TW201348649A (zh) * | 2012-05-21 | 2013-12-01 | 勝華科技股份有限公司 | 抗眩光燈源 |
US9415126B2 (en) * | 2013-05-23 | 2016-08-16 | Sensor Electronic Technology, Inc. | Reflective transparent optical chamber |
US10648793B2 (en) | 2014-05-15 | 2020-05-12 | Kla-Tencor Corporation | Library expansion system, method, and computer program product for metrology |
CN105987359A (zh) * | 2015-02-05 | 2016-10-05 | 佛山市禾才科技服务有限公司 | 一种全周光led灯的灯管外壳 |
CN112230473A (zh) * | 2020-10-29 | 2021-01-15 | 深圳同兴达科技股份有限公司 | 一种平板电脑显示背光模组用导光管 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0556606A1 (en) * | 1992-01-27 | 1993-08-25 | Sekisui Kagaku Kogyo Kabushiki Kaisha | Light adjusting sheet for a planar lighting device and a planar lighting device and a liquid crystal display using the sheet |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2366216A (en) * | 1942-02-14 | 1945-01-02 | Dorsey Spencer H | Shield for mercury vapor lamps |
US4991070A (en) * | 1989-07-12 | 1991-02-05 | Herman Miller, Inc. | Sleeve for a light element |
US5363009A (en) * | 1992-08-10 | 1994-11-08 | Mark Monto | Incandescent light with parallel grooves encompassing a bulbous portion |
US5481637A (en) * | 1994-11-02 | 1996-01-02 | The University Of British Columbia | Hollow light guide for diffuse light |
US5971570A (en) * | 1995-11-13 | 1999-10-26 | Simon; Jerome H. | Decorative prismatic lens jacket for a lineal source |
JPH09259626A (ja) * | 1996-03-21 | 1997-10-03 | Sharp Corp | ランプ、液晶バックライト装置および液晶表示装置 |
JPH1091079A (ja) * | 1996-09-17 | 1998-04-10 | Toshiba Corp | バックライト装置及び平面ディスプレイ装置 |
JPH1196822A (ja) * | 1997-09-16 | 1999-04-09 | Toshiba Corp | 面照明装置およびこれを用いた表示装置 |
FR2769382B1 (fr) * | 1997-10-03 | 2000-12-01 | Thomson Multimedia Sa | Systeme d'eclairage arriere pour modulateur electro-optique transmissif utilisant l'effet de polarisation de la lumiere |
US6179443B1 (en) * | 1998-06-30 | 2001-01-30 | Commercial Refrigerator Door Company, Inc. | Fluorescent lamp lens assembly |
US6543912B1 (en) * | 1998-12-04 | 2003-04-08 | Jerome H. Simon | Construction for decorative patterning, distribution of illumination, and flexible projection of linear light sources |
JP2003303572A (ja) * | 2002-04-08 | 2003-10-24 | Ohtsu Tire & Rubber Co Ltd :The | ランプ、ランプユニット、及び発光装置 |
CN1957441A (zh) * | 2003-08-15 | 2007-05-02 | 皇家飞利浦电子股份有限公司 | 用于机动车前灯的灯 |
KR20060125289A (ko) * | 2005-06-02 | 2006-12-06 | 엘지전자 주식회사 | 백라이트 장치에 사용되는 광원 |
KR101150200B1 (ko) | 2005-06-24 | 2012-06-12 | 엘지디스플레이 주식회사 | 표면에 프리즘 패턴을 가지는 형광램프 및 이를 이용하는액정표시장치 모듈 |
KR20070045009A (ko) | 2005-10-26 | 2007-05-02 | 엘지.필립스 엘시디 주식회사 | 집광 시트 및 이를 이용한 액정 표시 장치용 백라이트 모듈 |
US20080122361A1 (en) * | 2006-08-29 | 2008-05-29 | Lapatovich Walter P | Faceted ceramic hid lamp |
-
2007
- 2007-09-13 CN CN2007101217345A patent/CN101387789B/zh not_active Expired - Fee Related
-
2008
- 2008-05-28 KR KR1020080049680A patent/KR100967561B1/ko not_active Expired - Fee Related
- 2008-05-29 US US12/129,081 patent/US7993026B2/en not_active Expired - Fee Related
- 2008-05-29 JP JP2008141729A patent/JP4801114B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0556606A1 (en) * | 1992-01-27 | 1993-08-25 | Sekisui Kagaku Kogyo Kabushiki Kaisha | Light adjusting sheet for a planar lighting device and a planar lighting device and a liquid crystal display using the sheet |
Also Published As
Publication number | Publication date |
---|---|
US20090073682A1 (en) | 2009-03-19 |
CN101387789A (zh) | 2009-03-18 |
US7993026B2 (en) | 2011-08-09 |
KR100967561B1 (ko) | 2010-07-05 |
JP4801114B2 (ja) | 2011-10-26 |
JP2009070799A (ja) | 2009-04-02 |
KR20090028394A (ko) | 2009-03-18 |
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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 | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20141208 Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20141208 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100176 DAXING, BEIJING TO: 100015 CHAOYANG, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141208 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Patentee after: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 100176 Beijing economic and Technological Development Zone, West Central Road, No. 8 Patentee before: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20210913 |
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CF01 | Termination of patent right due to non-payment of annual fee |