CN102620199A - 背光模块以及液晶显示装置 - Google Patents
背光模块以及液晶显示装置 Download PDFInfo
- Publication number
- CN102620199A CN102620199A CN2012100721947A CN201210072194A CN102620199A CN 102620199 A CN102620199 A CN 102620199A CN 2012100721947 A CN2012100721947 A CN 2012100721947A CN 201210072194 A CN201210072194 A CN 201210072194A CN 102620199 A CN102620199 A CN 102620199A
- Authority
- CN
- China
- Prior art keywords
- backlight module
- reflection
- plane
- reflecting
- curved surface
- 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
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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
- G02B6/0013—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
- G02B6/0031—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
- G02F1/133553—Reflecting elements
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (10)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210072194.7A CN102620199B (zh) | 2012-03-19 | 2012-03-19 | 背光模块以及液晶显示装置 |
PCT/CN2012/073179 WO2013139050A1 (zh) | 2012-03-19 | 2012-03-28 | 背光模块以及液晶显示装置 |
US13/502,745 US8994895B2 (en) | 2012-03-19 | 2012-03-28 | Backlight module and liquid crystal display apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210072194.7A CN102620199B (zh) | 2012-03-19 | 2012-03-19 | 背光模块以及液晶显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102620199A true CN102620199A (zh) | 2012-08-01 |
CN102620199B CN102620199B (zh) | 2014-01-22 |
Family
ID=46560303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210072194.7A Expired - Fee Related CN102620199B (zh) | 2012-03-19 | 2012-03-19 | 背光模块以及液晶显示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8994895B2 (zh) |
CN (1) | CN102620199B (zh) |
WO (1) | WO2013139050A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104964213A (zh) * | 2015-07-14 | 2015-10-07 | 武汉华星光电技术有限公司 | 背光模组及液晶显示器 |
WO2019114783A1 (zh) * | 2017-12-15 | 2019-06-20 | 京东方科技集团股份有限公司 | 光线准直装置、背光模组及显示装置 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9995866B2 (en) * | 2015-01-21 | 2018-06-12 | Laxco Incorporated | Uniform illumination lighting module |
JP2018531488A (ja) | 2015-10-06 | 2018-10-25 | コーニング インコーポレイテッド | 導光板用の空間多重化カプラ |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1877417A (zh) * | 2005-06-06 | 2006-12-13 | 友达光电股份有限公司 | 侧端入光型背光模块 |
CN101017281A (zh) * | 2006-02-10 | 2007-08-15 | 鸿富锦精密工业(深圳)有限公司 | 背光系统 |
CN101676769A (zh) * | 2008-09-18 | 2010-03-24 | 株式会社日立制作所 | 液晶显示装置 |
JP2012033310A (ja) * | 2010-07-29 | 2012-02-16 | Stanley Electric Co Ltd | サイドエッジ型面状発光装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5166815A (en) * | 1991-02-28 | 1992-11-24 | Novatel Communications, Ltd. | Liquid crystal display and reflective diffuser therefor including a reflection cavity section and an illumination cavity section |
TW373116B (en) * | 1994-12-15 | 1999-11-01 | Sharp Kk | Lighting apparatus |
US7460196B2 (en) * | 2002-09-25 | 2008-12-02 | Lg Displays Co., Ltd. | Backlight device for liquid crystal display and method of fabricating the same |
JP4968666B2 (ja) * | 2006-04-19 | 2012-07-04 | Nltテクノロジー株式会社 | バックライト装置及び液晶表示装置 |
JP4134222B2 (ja) * | 2006-09-21 | 2008-08-20 | シャープ株式会社 | バックライト装置 |
CN101082734A (zh) * | 2007-07-05 | 2007-12-05 | 上海广电光电子有限公司 | 侧光式背光模组 |
US8085359B2 (en) * | 2008-04-16 | 2011-12-27 | Honeywell International Inc. | Folded backlight systems having low index regions that prevent light failing to meet total internal reflection conditions from entering a plate portion and liquid crystal displays using the same |
KR101841901B1 (ko) * | 2010-08-25 | 2018-03-26 | 삼성전자주식회사 | 액정표시장치 |
CN101975361B (zh) * | 2010-10-19 | 2015-07-08 | 友达光电股份有限公司 | 侧面入光式背光模块 |
-
2012
- 2012-03-19 CN CN201210072194.7A patent/CN102620199B/zh not_active Expired - Fee Related
- 2012-03-28 WO PCT/CN2012/073179 patent/WO2013139050A1/zh active Application Filing
- 2012-03-28 US US13/502,745 patent/US8994895B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1877417A (zh) * | 2005-06-06 | 2006-12-13 | 友达光电股份有限公司 | 侧端入光型背光模块 |
CN101017281A (zh) * | 2006-02-10 | 2007-08-15 | 鸿富锦精密工业(深圳)有限公司 | 背光系统 |
CN101676769A (zh) * | 2008-09-18 | 2010-03-24 | 株式会社日立制作所 | 液晶显示装置 |
JP2012033310A (ja) * | 2010-07-29 | 2012-02-16 | Stanley Electric Co Ltd | サイドエッジ型面状発光装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104964213A (zh) * | 2015-07-14 | 2015-10-07 | 武汉华星光电技术有限公司 | 背光模组及液晶显示器 |
WO2019114783A1 (zh) * | 2017-12-15 | 2019-06-20 | 京东方科技集团股份有限公司 | 光线准直装置、背光模组及显示装置 |
US11378731B2 (en) | 2017-12-15 | 2022-07-05 | Boe Technology Group Co., Ltd. | Light collimation device, backlight module and display device |
Also Published As
Publication number | Publication date |
---|---|
WO2013139050A1 (zh) | 2013-09-26 |
CN102620199B (zh) | 2014-01-22 |
US20150002786A1 (en) | 2015-01-01 |
US8994895B2 (en) | 2015-03-31 |
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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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Direct type backlight module and liquid crystal display device Effective date of registration: 20190426 Granted publication date: 20140122 Pledgee: Bank of Beijing Limited by Share Ltd Shenzhen branch Pledgor: Shenzhen Huaxing Optoelectronic Technology Co., Ltd. Registration number: 2019440020032 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201016 Granted publication date: 20140122 Pledgee: Bank of Beijing Limited by Share Ltd. Shenzhen branch Pledgor: Shenzhen China Star Optoelectronics Technology Co.,Ltd. Registration number: 2019440020032 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20210319 |