CN102073090B - Light guide plate and backlight module - Google Patents
Light guide plate and backlight module Download PDFInfo
- Publication number
- CN102073090B CN102073090B CN 201010536818 CN201010536818A CN102073090B CN 102073090 B CN102073090 B CN 102073090B CN 201010536818 CN201010536818 CN 201010536818 CN 201010536818 A CN201010536818 A CN 201010536818A CN 102073090 B CN102073090 B CN 102073090B
- Authority
- CN
- China
- Prior art keywords
- site
- fluorescent powder
- printing ink
- light
- led
- 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
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- 239000002245 particle Substances 0.000 claims abstract description 36
- 238000007639 printing Methods 0.000 claims description 53
- 239000000203 mixture Substances 0.000 claims description 14
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- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
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- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
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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
- G02B6/0035—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
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims (5)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010536818 CN102073090B (en) | 2010-11-05 | 2010-11-05 | Light guide plate and backlight module |
PCT/CN2010/079205 WO2012058833A1 (en) | 2010-11-05 | 2010-11-26 | Light guide plate and backlight module |
US12/997,473 US8702293B2 (en) | 2010-11-05 | 2010-11-26 | Light guide plate and backlight module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010536818 CN102073090B (en) | 2010-11-05 | 2010-11-05 | Light guide plate and backlight module |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102073090A CN102073090A (en) | 2011-05-25 |
CN102073090B true CN102073090B (en) | 2012-08-22 |
Family
ID=44031700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201010536818 Expired - Fee Related CN102073090B (en) | 2010-11-05 | 2010-11-05 | Light guide plate and backlight module |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN102073090B (en) |
WO (1) | WO2012058833A1 (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI447450B (en) * | 2011-11-30 | 2014-08-01 | Au Optronics Corp | Light guide panel, backlight module, and manufacturing method thereof |
CN103322440B (en) * | 2012-03-23 | 2015-06-03 | 潘文莘 | Luminous module changing light advancing path through interior reflection |
CN102661544B (en) * | 2012-04-27 | 2015-09-02 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal indicator |
CN103277710B (en) * | 2012-10-30 | 2017-07-18 | 厦门天马微电子有限公司 | A kind of back light system and liquid crystal display module |
KR102090036B1 (en) * | 2013-09-16 | 2020-03-18 | 삼성디스플레이 주식회사 | Backlight assembly and display divece having the same |
CN104570191A (en) * | 2013-10-24 | 2015-04-29 | 华为终端有限公司 | Light guide plate and backlight module |
CN103675989A (en) * | 2013-12-20 | 2014-03-26 | 康佳集团股份有限公司 | Light guide plate or diffusion plate used for LED backlight module and manufacturing method of light guide plate or diffusion plate |
CN103818131B (en) * | 2014-02-11 | 2016-08-17 | 青岛歌尔声学科技有限公司 | A kind of method of printing-ink site on reflector plate |
CN104269144B (en) * | 2014-09-30 | 2018-08-14 | 深圳市华星光电技术有限公司 | Field color-sequential method liquid crystal display device and its color control method |
CN105717698A (en) * | 2014-12-04 | 2016-06-29 | 南京瀚宇彩欣科技有限责任公司 | Quantum tube, backlight module and liquid crystal display device |
CN104595804B (en) * | 2014-12-12 | 2018-04-27 | 青岛歌尔声学科技有限公司 | A kind of backlight module and a kind of display device |
CN105988159A (en) * | 2015-06-30 | 2016-10-05 | 乐视致新电子科技(天津)有限公司 | Fabrication method of light guide board, backlight module set and display device |
CN105093387B (en) * | 2015-07-31 | 2018-12-07 | 深圳市华星光电技术有限公司 | Light guide plate, backlight module and display device |
CN105929480A (en) * | 2016-04-12 | 2016-09-07 | 苏州星烁纳米科技有限公司 | Novel light guide plate and application thereof |
CN105891936B (en) | 2016-05-20 | 2019-11-01 | 京东方科技集团股份有限公司 | Light-guide device and preparation method thereof and backlight module |
CN106324746B (en) * | 2016-09-23 | 2019-08-30 | 纳晶科技股份有限公司 | Light guide plate, backlight module and display device |
CN106569363A (en) * | 2016-10-21 | 2017-04-19 | 青岛海信电器股份有限公司 | Backlight module and manufacturing method thereof |
CN107327747A (en) * | 2017-06-26 | 2017-11-07 | 青岛海信电器股份有限公司 | A kind of backlight module and display device |
CN109427303B (en) * | 2017-08-21 | 2021-01-26 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof, display method and display device |
CN208041696U (en) | 2018-04-16 | 2018-11-02 | 京东方科技集团股份有限公司 | Backlight, backlight module and display device |
CN109211135A (en) * | 2018-07-30 | 2019-01-15 | 深圳阜时科技有限公司 | A kind of sensing device, method for sensing and equipment |
CN110906272B (en) * | 2018-09-14 | 2021-11-16 | 深圳市绎立锐光科技开发有限公司 | Light source device and car light |
CN110045454B (en) * | 2019-05-22 | 2024-04-02 | 江苏铁锚玻璃股份有限公司 | Unidirectional light-emitting guide light plate and manufacturing method thereof |
CN111176045A (en) * | 2020-03-02 | 2020-05-19 | 辽宁科技大学 | TFT liquid crystal display module capable of controlling transparent display in switchable mode |
CN113311535B (en) * | 2021-05-18 | 2022-05-17 | 烽火通信科技股份有限公司 | Optical fiber ribbon and optical cable |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2375978Y (en) * | 1999-05-28 | 2000-04-26 | 台湾光宝电子股份有限公司 | Background light source device |
CN2594812Y (en) * | 2002-12-21 | 2003-12-24 | 鸿富锦精密工业(深圳)有限公司 | Light conducting panel and surface light source devices |
CN101625076A (en) * | 2008-07-11 | 2010-01-13 | 智仁科技开发股份有限公司 | Light-emitting diode (LED) backlight module with fluorescent powder |
CN101806978A (en) * | 2010-04-02 | 2010-08-18 | 四川长虹电器股份有限公司 | Novel liquid crystal module light guide plate and backlight source thereof |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1519624A (en) * | 2003-01-20 | 2004-08-11 | 明基电通股份有限公司 | Full run-down type backlight module |
US8324640B2 (en) * | 2004-07-02 | 2012-12-04 | GE Lighting Solutions, LLC | LED-based edge lit illumination system |
KR101285620B1 (en) * | 2005-06-28 | 2013-07-12 | 엘지디스플레이 주식회사 | Backlight unt and liquid crystal display having the same |
CN101025517B (en) * | 2006-02-24 | 2010-09-29 | 鸿富锦精密工业(深圳)有限公司 | Backlight module |
CN101140335A (en) * | 2006-09-08 | 2008-03-12 | 鸿富锦精密工业(深圳)有限公司 | Light conducting plate and back light module unit Light conducting plate |
CN101750668A (en) * | 2008-12-01 | 2010-06-23 | 深圳富泰宏精密工业有限公司 | Light guide plate and backlight module using same |
-
2010
- 2010-11-05 CN CN 201010536818 patent/CN102073090B/en not_active Expired - Fee Related
- 2010-11-26 WO PCT/CN2010/079205 patent/WO2012058833A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2375978Y (en) * | 1999-05-28 | 2000-04-26 | 台湾光宝电子股份有限公司 | Background light source device |
CN2594812Y (en) * | 2002-12-21 | 2003-12-24 | 鸿富锦精密工业(深圳)有限公司 | Light conducting panel and surface light source devices |
CN101625076A (en) * | 2008-07-11 | 2010-01-13 | 智仁科技开发股份有限公司 | Light-emitting diode (LED) backlight module with fluorescent powder |
CN101806978A (en) * | 2010-04-02 | 2010-08-18 | 四川长虹电器股份有限公司 | Novel liquid crystal module light guide plate and backlight source thereof |
Also Published As
Publication number | Publication date |
---|---|
WO2012058833A1 (en) | 2012-05-10 |
CN102073090A (en) | 2011-05-25 |
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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 |
Denomination of invention: Light guide plate and backlight module Effective date of registration: 20190426 Granted publication date: 20120822 Pledgee: Bank of Beijing Limited by Share Ltd. Shenzhen branch Pledgor: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Registration number: 2019440020032 |
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PE01 | Entry into force 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: 20120822 Pledgee: Bank of Beijing Limited by Share Ltd. Shenzhen branch Pledgor: Shenzhen China Star Optoelectronics Technology Co.,Ltd. Registration number: 2019440020032 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 |
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CF01 | Termination of patent right due to non-payment of annual fee |