CN202165943U - 一种背光源及显示装置 - Google Patents
一种背光源及显示装置 Download PDFInfo
- Publication number
- CN202165943U CN202165943U CN201120259561.5U CN201120259561U CN202165943U CN 202165943 U CN202165943 U CN 202165943U CN 201120259561 U CN201120259561 U CN 201120259561U CN 202165943 U CN202165943 U CN 202165943U
- Authority
- CN
- China
- Prior art keywords
- backlight
- emitting diode
- light
- lgp
- reflectance coating
- 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 - Lifetime
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
- G02B6/0073—Light emitting diode [LED]
-
- 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
- G02B6/0028—Light guide, e.g. taper
-
- 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
- G02B6/0055—Reflecting 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
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (8)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120259561.5U CN202165943U (zh) | 2011-07-21 | 2011-07-21 | 一种背光源及显示装置 |
PCT/CN2012/078977 WO2013010507A1 (zh) | 2011-07-21 | 2012-07-20 | 背光源及显示装置 |
US13/701,110 US9022634B2 (en) | 2011-07-21 | 2012-07-20 | Backlight and display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120259561.5U CN202165943U (zh) | 2011-07-21 | 2011-07-21 | 一种背光源及显示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202165943U true CN202165943U (zh) | 2012-03-14 |
Family
ID=45801766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201120259561.5U Expired - Lifetime CN202165943U (zh) | 2011-07-21 | 2011-07-21 | 一种背光源及显示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9022634B2 (zh) |
CN (1) | CN202165943U (zh) |
WO (1) | WO2013010507A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102644879A (zh) * | 2012-03-30 | 2012-08-22 | 深圳市华星光电技术有限公司 | 发光二极管灯条构造 |
CN107991810A (zh) * | 2017-12-27 | 2018-05-04 | 北京小米移动软件有限公司 | 背光源和液晶显示器 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4671562B2 (ja) | 2001-08-31 | 2011-04-20 | 富士通株式会社 | 照明装置及び液晶表示装置 |
JP4504119B2 (ja) * | 2004-06-30 | 2010-07-14 | オプトレックス株式会社 | バックライトユニットおよび液晶表示装置 |
US7290914B2 (en) | 2005-12-20 | 2007-11-06 | Giga-Byte Technology Co., Ltd. | Light source device |
TWI314663B (en) | 2005-12-23 | 2009-09-11 | Au Optronics Corp | Backlight module with multiple light sources |
CN1991244A (zh) * | 2005-12-28 | 2007-07-04 | 技嘉科技股份有限公司 | 光源装置 |
JP2008034241A (ja) * | 2006-07-28 | 2008-02-14 | Citizen Electronics Co Ltd | バックライト |
CN100451770C (zh) * | 2007-05-11 | 2009-01-14 | 友达光电股份有限公司 | 背光模块 |
KR101824040B1 (ko) * | 2011-07-29 | 2018-01-31 | 엘지이노텍 주식회사 | 백라이트 유닛 및 표시 장치 |
-
2011
- 2011-07-21 CN CN201120259561.5U patent/CN202165943U/zh not_active Expired - Lifetime
-
2012
- 2012-07-20 US US13/701,110 patent/US9022634B2/en active Active
- 2012-07-20 WO PCT/CN2012/078977 patent/WO2013010507A1/zh active Application Filing
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102644879A (zh) * | 2012-03-30 | 2012-08-22 | 深圳市华星光电技术有限公司 | 发光二极管灯条构造 |
CN102644879B (zh) * | 2012-03-30 | 2015-09-09 | 深圳市华星光电技术有限公司 | 发光二极管灯条构造 |
CN107991810A (zh) * | 2017-12-27 | 2018-05-04 | 北京小米移动软件有限公司 | 背光源和液晶显示器 |
CN107991810B (zh) * | 2017-12-27 | 2024-03-01 | 北京小米移动软件有限公司 | 背光源和液晶显示器 |
Also Published As
Publication number | Publication date |
---|---|
WO2013010507A1 (zh) | 2013-01-24 |
US20130114298A1 (en) | 2013-05-09 |
US9022634B2 (en) | 2015-05-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150706 Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20150706 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150706 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE Technology Group Co., Ltd. Patentee after: Beijing BOE Photoelectricity Science & Technology Co., Ltd. Address before: 100176 Beijing city in Western Daxing District economic and Technological Development Zone, Road No. 8 Patentee before: Beijing BOE Photoelectricity Science & Technology Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20120314 |
|
CX01 | Expiry of patent term |