SG11202011569QA - Improved light distribution element - Google Patents
Improved light distribution elementInfo
- Publication number
- SG11202011569QA SG11202011569QA SG11202011569QA SG11202011569QA SG11202011569QA SG 11202011569Q A SG11202011569Q A SG 11202011569QA SG 11202011569Q A SG11202011569Q A SG 11202011569QA SG 11202011569Q A SG11202011569Q A SG 11202011569QA SG 11202011569Q A SG11202011569Q A SG 11202011569QA
- Authority
- SG
- Singapore
- Prior art keywords
- light distribution
- distribution element
- improved light
- improved
- light
- 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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- 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
-
- 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
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- 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
- G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts 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
- G02B6/0033—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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Planar Illumination Modules (AREA)
- Optical Elements Other Than Lenses (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862674260P | 2018-05-21 | 2018-05-21 | |
| PCT/IB2019/054173 WO2019224705A1 (en) | 2018-05-21 | 2019-05-21 | Improved light distribution element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202011569QA true SG11202011569QA (en) | 2020-12-30 |
Family
ID=68616610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202011569QA SG11202011569QA (en) | 2018-05-21 | 2019-05-21 | Improved light distribution element |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US11650364B2 (https=) |
| EP (1) | EP3797322A4 (https=) |
| JP (1) | JP7328257B2 (https=) |
| KR (1) | KR102746689B1 (https=) |
| CN (1) | CN112189152B (https=) |
| SG (1) | SG11202011569QA (https=) |
| TW (1) | TWI856959B (https=) |
| WO (1) | WO2019224705A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG11202003940UA (en) * | 2017-11-01 | 2020-05-28 | Nitto Denko Corp | Light distribution structure and element, related method and uses |
| CN111239887B (zh) * | 2020-03-24 | 2024-06-14 | 杭州矽能新材料有限公司 | 一种导光膜及其生产方法及导光装置 |
| CN116157619A (zh) * | 2020-07-28 | 2023-05-23 | 日东电工株式会社 | 照明装置 |
| KR102814283B1 (ko) * | 2020-07-28 | 2025-05-29 | 닛토덴코 가부시키가이샤 | 조명 장치용 도광부재, 조명 장치 및 건축부재 |
| BR112023000846A2 (pt) * | 2020-07-28 | 2023-02-07 | Nitto Denko Corp | Construção |
| EP4191125A4 (en) * | 2020-07-28 | 2024-08-14 | Nitto Denko Corporation | TABLE TOP LIGHTING DEVICE |
| CN115176196B (zh) * | 2020-11-18 | 2024-04-09 | 京东方科技集团股份有限公司 | 光源模组及其制备方法和显示模组 |
| CN112764152B (zh) * | 2021-02-08 | 2022-09-02 | 捷开通讯(深圳)有限公司 | 显示组件及显示装置 |
| CN117396940A (zh) * | 2021-06-29 | 2024-01-12 | 日东电工株式会社 | 发光装置用导光部件以及发光装置 |
| CN113915585A (zh) * | 2021-10-14 | 2022-01-11 | 长春一汽富维海拉车灯有限公司 | 一种高均匀性多色光学结构 |
| ES2993512B2 (es) * | 2023-06-26 | 2025-07-23 | Seat Sa | Sistema de iluminacion |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0862428A (ja) * | 1994-08-18 | 1996-03-08 | Dainippon Printing Co Ltd | エッジライト型面光源 |
| JP4472221B2 (ja) | 2000-09-25 | 2010-06-02 | 三菱レイヨン株式会社 | 漏光モジュレータを有する光源装置 |
| KR100867066B1 (ko) * | 2000-09-25 | 2008-11-04 | 미츠비시 레이온 가부시키가이샤 | 면 광원 장치 |
| JP2002358811A (ja) | 2001-05-31 | 2002-12-13 | Harison Toshiba Lighting Corp | 光透過装置、バックライトユニット、液晶表示装置 |
| KR20070010478A (ko) * | 2005-07-19 | 2007-01-24 | 삼성전자주식회사 | 광학시트, 이를 갖는 백라이트 어셈블리 및 이를 갖는표시장치 |
| JP4384214B2 (ja) | 2007-09-27 | 2009-12-16 | 株式会社 日立ディスプレイズ | 面発光素子，画像表示素子及びそれを用いた画像表示装置 |
| US8070341B2 (en) * | 2008-12-18 | 2011-12-06 | Visteon Global Technologies, Inc. | Light pipe with uniformly lit appearance |
| JP2011210595A (ja) * | 2010-03-30 | 2011-10-20 | Mitsubishi Rayon Co Ltd | 照明装置 |
| KR20130109929A (ko) * | 2010-04-06 | 2013-10-08 | 오와이 아이씨에스 인텔리전트 컨트롤 시스템즈 리미티드 | 태양전지를 이용하기 위한 매립된 공동을 갖는 라미네이트 구조 및 이들의 관련 제조 방법 |
| US20110244187A1 (en) * | 2010-04-06 | 2011-10-06 | Modilis Holdings Llc | Internal Cavity Optics |
| KR101808185B1 (ko) * | 2010-12-27 | 2018-01-19 | 삼성전자 주식회사 | 도광판, 이를 포함하는 백라이트유닛, 디스플레이장치 및 도광판 제조방법 |
| US20140140091A1 (en) * | 2012-11-20 | 2014-05-22 | Sergiy Victorovich Vasylyev | Waveguide illumination system |
| JP2013159099A (ja) * | 2012-02-08 | 2013-08-19 | Kuraray Co Ltd | 光学部材の製造方法 |
| US8630518B2 (en) | 2012-05-22 | 2014-01-14 | Sharp Laboratories Of America, Inc. | Ultra-thin waveguide with controlled light extraction |
| US8971680B2 (en) * | 2012-05-22 | 2015-03-03 | Sharp Laboratories Of America, Inc. | Waveguide with Controlled Light Collimation |
| WO2014031726A1 (en) * | 2012-08-24 | 2014-02-27 | 3M Innovative Properties Company | Variable index light extraction layer and method of making the same |
| KR20150137953A (ko) * | 2014-05-30 | 2015-12-09 | 삼성전자주식회사 | 삼차원 디스플레이 장치 |
| EP3152605B1 (en) * | 2014-10-03 | 2017-11-22 | Philips Lighting Holding B.V. | A light concentrator for use in a lighting device |
| WO2019026865A1 (ja) | 2017-08-04 | 2019-02-07 | 日東電工株式会社 | 光取り出し部材 |
-
2019
- 2019-05-21 KR KR1020207033945A patent/KR102746689B1/ko active Active
- 2019-05-21 WO PCT/IB2019/054173 patent/WO2019224705A1/en not_active Ceased
- 2019-05-21 TW TW108117528A patent/TWI856959B/zh active
- 2019-05-21 SG SG11202011569QA patent/SG11202011569QA/en unknown
- 2019-05-21 US US17/056,934 patent/US11650364B2/en active Active
- 2019-05-21 JP JP2020564334A patent/JP7328257B2/ja active Active
- 2019-05-21 CN CN201980034041.3A patent/CN112189152B/zh active Active
- 2019-05-21 EP EP19807799.2A patent/EP3797322A4/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN112189152B (zh) | 2024-06-18 |
| CN112189152A (zh) | 2021-01-05 |
| TWI856959B (zh) | 2024-10-01 |
| US11650364B2 (en) | 2023-05-16 |
| KR102746689B1 (ko) | 2024-12-26 |
| WO2019224705A1 (en) | 2019-11-28 |
| KR20210013064A (ko) | 2021-02-03 |
| JP7328257B2 (ja) | 2023-08-16 |
| TW202012834A (zh) | 2020-04-01 |
| EP3797322A4 (en) | 2022-01-12 |
| JP2021524939A (ja) | 2021-09-16 |
| US20210181399A1 (en) | 2021-06-17 |
| EP3797322A1 (en) | 2021-03-31 |
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