CN115812167A - 背光模组及显示装置 - Google Patents
背光模组及显示装置 Download PDFInfo
- Publication number
- CN115812167A CN115812167A CN202180006828.6A CN202180006828A CN115812167A CN 115812167 A CN115812167 A CN 115812167A CN 202180006828 A CN202180006828 A CN 202180006828A CN 115812167 A CN115812167 A CN 115812167A
- Authority
- CN
- China
- Prior art keywords
- light
- backlight module
- optical film
- axis
- microstructures
- 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.)
- Pending
Links
- 239000012788 optical film Substances 0.000 claims abstract description 54
- 239000010410 layer Substances 0.000 claims description 39
- 230000003287 optical effect Effects 0.000 claims description 36
- 238000009792 diffusion process Methods 0.000 claims description 24
- 239000010408 film Substances 0.000 claims description 23
- 239000000758 substrate Substances 0.000 claims description 11
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000006748 scratching Methods 0.000 description 3
- 230000002393 scratching effect Effects 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000012994 photoredox catalyst Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 238000004088 simulation Methods 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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
-
- 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
- G02F1/1335—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)
- Optical Elements Other Than Lenses (AREA)
- Planar Illumination Modules (AREA)
- Push-Button Switches (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
一种背光模组及包含背光模组的显示装置,背光模组包含至少一个光学膜片(2)及背光单元(3)。光学膜片(2)具有入光侧(21)及与入光侧(21)相对的出光侧(22),入光侧(21)上形成有多个入光微结构(24),入光微结构(24)是锥状结构。背光单元(3)设置于光学膜片(2)的入光侧(21),并包括光源(31)。通过光学膜片(2)的入光微结构(24)的结构设计,能使光源(31)的光场更为展开,以达成特定角度出光的目的。
Description
PCT国内申请,说明书已公开。
Claims (11)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2021/106224 WO2023283822A1 (zh) | 2021-07-14 | 2021-07-14 | 背光模组及显示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN115812167A true CN115812167A (zh) | 2023-03-17 |
Family
ID=84891691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202180006828.6A Pending CN115812167A (zh) | 2021-07-14 | 2021-07-14 | 背光模组及显示装置 |
Country Status (4)
Country | Link |
---|---|
US (2) | US11789192B2 (zh) |
CN (1) | CN115812167A (zh) |
TW (1) | TWI778715B (zh) |
WO (1) | WO2023283822A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11933999B2 (en) * | 2021-12-27 | 2024-03-19 | Coretronic Corporation | Optical structure film and light source module |
Citations (9)
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---|---|---|---|---|
CN1989431A (zh) * | 2004-07-23 | 2007-06-27 | 日立化成工业株式会社 | 衍射型聚光膜以及使用此聚光膜的面光源装置 |
US20100033957A1 (en) * | 2008-08-06 | 2010-02-11 | Po-Iem Lin | Backlight Module |
JP2012252264A (ja) * | 2011-06-06 | 2012-12-20 | Hitachi Chem Co Ltd | 光学フィルム及び面光源装置 |
CN102879942A (zh) * | 2012-06-26 | 2013-01-16 | 友达光电股份有限公司 | 显示装置及组合成的显示系统 |
CN106773320A (zh) * | 2016-11-04 | 2017-05-31 | 友达光电股份有限公司 | 背光模块、光学增强单元及光学增强单元的制造方法 |
CN211955885U (zh) * | 2020-04-28 | 2020-11-17 | 瑞仪光电股份有限公司 | 光学膜片、背光模组及显示装置 |
CN112014918A (zh) * | 2019-05-29 | 2020-12-01 | 台湾扬昕股份有限公司 | 背光模块 |
CN112526785A (zh) * | 2019-09-19 | 2021-03-19 | 旸旭光电股份有限公司 | 光学膜片与背光模块 |
CN215867452U (zh) * | 2021-07-14 | 2022-02-18 | 瑞仪光电股份有限公司 | 背光模组及显示装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6752505B2 (en) * | 1999-02-23 | 2004-06-22 | Solid State Opto Limited | Light redirecting films and film systems |
TW594253B (en) * | 2003-04-25 | 2004-06-21 | Au Optronics Corp | Liquid crystal display device |
JP2005062692A (ja) * | 2003-08-19 | 2005-03-10 | Internatl Business Mach Corp <Ibm> | カラー表示装置、光学素子、およびカラー表示装置の製造方法 |
US7074463B2 (en) * | 2003-09-12 | 2006-07-11 | 3M Innovative Properties Company | Durable optical element |
TWM263845U (en) | 2004-10-22 | 2005-05-11 | Jenq-Jyi Ueng | Improvement of convertible chair structure |
TWI263845B (en) * | 2004-11-19 | 2006-10-11 | Au Optronics Corp | Viewing-angle adjustable liquid crystal display and method of the same |
TW201017224A (en) * | 2008-10-22 | 2010-05-01 | Entire Technology Co Ltd | Diffuser structure has a light-in surface and light-out surface |
PL2361607T3 (pl) | 2010-02-18 | 2015-08-31 | Gillette Co | Urządzenie do usuwania włosów zawierające kompozycje nawilżające |
JP2013069498A (ja) * | 2011-09-21 | 2013-04-18 | Minebea Co Ltd | 面状照明装置 |
TWI457663B (zh) * | 2012-05-16 | 2014-10-21 | 友達光電股份有限公司 | 背光模組 |
TWI472817B (zh) * | 2013-04-30 | 2015-02-11 | Radiant Opto Electronics Corp | A light guide means and a backlight module having the light guide means |
US9121999B2 (en) * | 2013-07-30 | 2015-09-01 | Au Optronics Corporation | Optical film and display device having the same |
TWI515490B (zh) * | 2013-09-25 | 2016-01-01 | 友達光電股份有限公司 | 顯示裝置 |
US20160349431A1 (en) * | 2015-05-29 | 2016-12-01 | Hon Hai Precision Industry Co., Ltd. | Backlight module and liquid crystal display device |
CN110456574A (zh) * | 2019-09-20 | 2019-11-15 | 青岛海信电器股份有限公司 | 一种显示装置及背光模组 |
CN112987395B (zh) * | 2019-12-17 | 2024-03-08 | 中强光电股份有限公司 | 背光模块 |
CN211478819U (zh) * | 2020-01-22 | 2020-09-11 | 台湾扬昕股份有限公司 | 背光模块 |
-
2021
- 2021-07-14 CN CN202180006828.6A patent/CN115812167A/zh active Pending
- 2021-07-14 WO PCT/CN2021/106224 patent/WO2023283822A1/zh unknown
- 2021-07-19 TW TW110126470A patent/TWI778715B/zh active
-
2022
- 2022-06-29 US US17/852,668 patent/US11789192B2/en active Active
-
2023
- 2023-09-05 US US18/461,466 patent/US20240004123A1/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1989431A (zh) * | 2004-07-23 | 2007-06-27 | 日立化成工业株式会社 | 衍射型聚光膜以及使用此聚光膜的面光源装置 |
US20100033957A1 (en) * | 2008-08-06 | 2010-02-11 | Po-Iem Lin | Backlight Module |
JP2012252264A (ja) * | 2011-06-06 | 2012-12-20 | Hitachi Chem Co Ltd | 光学フィルム及び面光源装置 |
CN102879942A (zh) * | 2012-06-26 | 2013-01-16 | 友达光电股份有限公司 | 显示装置及组合成的显示系统 |
CN106773320A (zh) * | 2016-11-04 | 2017-05-31 | 友达光电股份有限公司 | 背光模块、光学增强单元及光学增强单元的制造方法 |
CN112014918A (zh) * | 2019-05-29 | 2020-12-01 | 台湾扬昕股份有限公司 | 背光模块 |
CN112526785A (zh) * | 2019-09-19 | 2021-03-19 | 旸旭光电股份有限公司 | 光学膜片与背光模块 |
CN211955885U (zh) * | 2020-04-28 | 2020-11-17 | 瑞仪光电股份有限公司 | 光学膜片、背光模组及显示装置 |
CN215867452U (zh) * | 2021-07-14 | 2022-02-18 | 瑞仪光电股份有限公司 | 背光模组及显示装置 |
Also Published As
Publication number | Publication date |
---|---|
US20230013893A1 (en) | 2023-01-19 |
WO2023283822A1 (zh) | 2023-01-19 |
US20240004123A1 (en) | 2024-01-04 |
TW202303238A (zh) | 2023-01-16 |
US11789192B2 (en) | 2023-10-17 |
TWI778715B (zh) | 2022-09-21 |
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