IN2015DN02679A - - Google Patents
Info
- Publication number
- IN2015DN02679A IN2015DN02679A IN2679DEN2015A IN2015DN02679A IN 2015DN02679 A IN2015DN02679 A IN 2015DN02679A IN 2679DEN2015 A IN2679DEN2015 A IN 2679DEN2015A IN 2015DN02679 A IN2015DN02679 A IN 2015DN02679A
- Authority
- IN
- India
- Prior art keywords
- guiding plate
- light
- scattering dots
- light beams
- optical
- Prior art date
Links
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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
-
- 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
- G02B6/003—Lens or lenticular 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
- G02B6/0013—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
- 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
- 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
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
-
- 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
- G02B6/0065—Manufacturing aspects; Material aspects
-
- 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
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0085—Means for removing heat created by the light source from the package
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1217735.8A GB2506625A (en) | 2012-10-04 | 2012-10-04 | LCD backlight display |
| PCT/GB2013/052567 WO2014053832A1 (en) | 2012-10-04 | 2013-10-02 | Improved lcd backlight display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2015DN02679A true IN2015DN02679A (ru) | 2015-09-04 |
Family
ID=47225649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN2679DEN2015 IN2015DN02679A (ru) | 2012-10-04 | 2013-10-02 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9720161B2 (ru) |
| EP (1) | EP2904310A1 (ru) |
| JP (1) | JP2015536029A (ru) |
| AU (1) | AU2013326308B2 (ru) |
| GB (1) | GB2506625A (ru) |
| IN (1) | IN2015DN02679A (ru) |
| WO (1) | WO2014053832A1 (ru) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012134469A1 (en) * | 2011-03-31 | 2012-10-04 | Ingersoll-Rand Company | Display assemblies having integrated display covers and light pipes and handheld power tools and methods including same |
| GB2506625A (en) | 2012-10-04 | 2014-04-09 | Bae Systems Plc | LCD backlight display |
| JP2017516283A (ja) | 2014-05-16 | 2017-06-15 | コーニング インコーポレイテッド | 液晶表示装置用のエッジライト型バックライトユニット |
| US20150362653A1 (en) * | 2014-06-17 | 2015-12-17 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module |
| KR102397362B1 (ko) * | 2015-05-28 | 2022-05-20 | 엘지이노텍 주식회사 | 조명장치 및 이를 포함하는 차량용램프 |
| CN108519639A (zh) * | 2018-04-18 | 2018-09-11 | 京东方科技集团股份有限公司 | 导光膜材、直下式背光模组以及显示装置 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2313180B (en) | 1988-12-14 | 1998-02-18 | Vickers Shipbuilding & Eng | Improvements in or relating to field howitzers |
| US5200595A (en) * | 1991-04-12 | 1993-04-06 | Universite De Sherbrooke | High performance induction plasma torch with a water-cooled ceramic confinement tube |
| JP3538746B2 (ja) * | 1997-03-07 | 2004-06-14 | 株式会社エンプラス | サイドライト型面光源装置 |
| US6386721B1 (en) | 1999-07-08 | 2002-05-14 | Physical Optics Corporation | Light pipe having one or more integral diffusers |
| JP2001312916A (ja) | 2000-02-24 | 2001-11-09 | Sony Corp | 面光源装置 |
| US7703970B2 (en) * | 2001-03-27 | 2010-04-27 | Sotek Australia Pty Ltd | Illuminated background display apparatus |
| CN100373638C (zh) * | 2001-12-29 | 2008-03-05 | 杭州富阳新颖电子有限公司 | 发光二极管及其发光二极管灯 |
| US20070189039A1 (en) | 2006-02-10 | 2007-08-16 | Seiko Epson Corporation | Light guide plate, mold for forming light guide plate, and method for manufacturing a mold for forming light guide plate |
| JP2008159274A (ja) | 2006-12-20 | 2008-07-10 | Seiko Epson Corp | 導光板、導光板成形用金型、導光板成型用金型の製造方法及び導光板の製造方法 |
| JP2008145668A (ja) * | 2006-12-08 | 2008-06-26 | Hitachi Displays Ltd | 液晶表示装置 |
| JP5529427B2 (ja) * | 2009-03-18 | 2014-06-25 | 株式会社ジャパンディスプレイ | 電気光学装置及び電子機器 |
| JP5332849B2 (ja) * | 2009-04-14 | 2013-11-06 | 住友ベークライト株式会社 | 面発光装置および保持枠 |
| JP5467388B2 (ja) * | 2010-04-06 | 2014-04-09 | ソニー株式会社 | 照明装置および表示装置 |
| JP2011238432A (ja) | 2010-05-10 | 2011-11-24 | Fujifilm Corp | 面状照明装置 |
| CN102252175A (zh) | 2010-05-18 | 2011-11-23 | 扬升照明股份有限公司 | 光源模组 |
| CN201739909U (zh) | 2010-06-24 | 2011-02-09 | 深圳富泰宏精密工业有限公司 | 背光模组 |
| KR101243827B1 (ko) * | 2010-07-16 | 2013-03-18 | 엘지디스플레이 주식회사 | 도광판 및 이를 포함하는 백라이트유닛 |
| US8702293B2 (en) * | 2010-11-05 | 2014-04-22 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Light guide plate and backlight module |
| US8690412B2 (en) * | 2012-03-15 | 2014-04-08 | Apple Inc. | Backlight structures and backlight assemblies for electronic device displays |
| GB2506625A (en) | 2012-10-04 | 2014-04-09 | Bae Systems Plc | LCD backlight display |
-
2012
- 2012-10-04 GB GB1217735.8A patent/GB2506625A/en not_active Withdrawn
-
2013
- 2013-10-02 US US14/433,480 patent/US9720161B2/en not_active Expired - Fee Related
- 2013-10-02 WO PCT/GB2013/052567 patent/WO2014053832A1/en active Application Filing
- 2013-10-02 JP JP2015535108A patent/JP2015536029A/ja active Pending
- 2013-10-02 IN IN2679DEN2015 patent/IN2015DN02679A/en unknown
- 2013-10-02 AU AU2013326308A patent/AU2013326308B2/en not_active Expired - Fee Related
- 2013-10-02 EP EP13771581.9A patent/EP2904310A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| AU2013326308B2 (en) | 2017-07-20 |
| EP2904310A1 (en) | 2015-08-12 |
| GB201217735D0 (en) | 2012-11-14 |
| JP2015536029A (ja) | 2015-12-17 |
| US20150253491A1 (en) | 2015-09-10 |
| GB2506625A (en) | 2014-04-09 |
| US9720161B2 (en) | 2017-08-01 |
| WO2014053832A1 (en) | 2014-04-10 |
| AU2013326308A1 (en) | 2015-04-23 |
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