CN101675295A - 用于为显示器照明的双膜光导 - Google Patents
用于为显示器照明的双膜光导 Download PDFInfo
- Publication number
- CN101675295A CN101675295A CN200880014256A CN200880014256A CN101675295A CN 101675295 A CN101675295 A CN 101675295A CN 200880014256 A CN200880014256 A CN 200880014256A CN 200880014256 A CN200880014256 A CN 200880014256A CN 101675295 A CN101675295 A CN 101675295A
- Authority
- CN
- China
- Prior art keywords
- photoconduction
- guiding device
- light
- film
- top surface
- 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.)
- Granted
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Classifications
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- 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
-
- 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
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/001—Optical devices or arrangements for the control of light using movable or deformable optical elements based on interference in an adjustable optical cavity
-
- 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
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Liquid Crystal (AREA)
- Micromachines (AREA)
Abstract
Description
Claims (171)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/742,299 US7733439B2 (en) | 2007-04-30 | 2007-04-30 | Dual film light guide for illuminating displays |
US11/742,299 | 2007-04-30 | ||
PCT/US2008/061046 WO2008137299A1 (en) | 2007-04-30 | 2008-04-21 | Dual film light guide for illuminating displays |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011102774624A Division CN102354012A (zh) | 2007-04-30 | 2008-04-21 | 用于为显示器照明的双膜光导 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101675295A true CN101675295A (zh) | 2010-03-17 |
CN101675295B CN101675295B (zh) | 2012-07-18 |
Family
ID=39712710
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008800142560A Expired - Fee Related CN101675295B (zh) | 2007-04-30 | 2008-04-21 | 用于为显示器照明的双膜光导 |
CN2011102774624A Pending CN102354012A (zh) | 2007-04-30 | 2008-04-21 | 用于为显示器照明的双膜光导 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011102774624A Pending CN102354012A (zh) | 2007-04-30 | 2008-04-21 | 用于为显示器照明的双膜光导 |
Country Status (10)
Country | Link |
---|---|
US (3) | US7733439B2 (zh) |
EP (2) | EP1988332A1 (zh) |
JP (2) | JP2010526341A (zh) |
KR (1) | KR20100036233A (zh) |
CN (2) | CN101675295B (zh) |
BR (1) | BRPI0810811A2 (zh) |
CA (1) | CA2685682A1 (zh) |
RU (1) | RU2482387C2 (zh) |
TW (1) | TWI595293B (zh) |
WO (1) | WO2008137299A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110954982A (zh) * | 2018-09-27 | 2020-04-03 | 纬创资通股份有限公司 | 导光装置及具有发光功能的指示设备 |
CN111886443A (zh) * | 2018-03-22 | 2020-11-03 | 日东电工株式会社 | 光学器件 |
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2007
- 2007-04-30 US US11/742,299 patent/US7733439B2/en active Active
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2008
- 2008-03-27 EP EP08153436A patent/EP1988332A1/en not_active Withdrawn
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- 2008-04-21 CN CN2011102774624A patent/CN102354012A/zh active Pending
- 2008-04-21 KR KR1020097024794A patent/KR20100036233A/ko not_active Application Discontinuation
- 2008-04-21 BR BRPI0810811A patent/BRPI0810811A2/pt not_active IP Right Cessation
- 2008-04-21 JP JP2010506419A patent/JP2010526341A/ja active Pending
- 2008-04-21 CA CA002685682A patent/CA2685682A1/en not_active Abandoned
- 2008-04-21 WO PCT/US2008/061046 patent/WO2008137299A1/en active Application Filing
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111886443A (zh) * | 2018-03-22 | 2020-11-03 | 日东电工株式会社 | 光学器件 |
CN111936785A (zh) * | 2018-03-22 | 2020-11-13 | 日东电工株式会社 | 光学装置 |
CN110954982A (zh) * | 2018-09-27 | 2020-04-03 | 纬创资通股份有限公司 | 导光装置及具有发光功能的指示设备 |
Also Published As
Publication number | Publication date |
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TWI595293B (zh) | 2017-08-11 |
US20100309687A1 (en) | 2010-12-09 |
EP1988333A1 (en) | 2008-11-05 |
WO2008137299A1 (en) | 2008-11-13 |
JP2010526341A (ja) | 2010-07-29 |
US20100231510A1 (en) | 2010-09-16 |
JP2013011904A (ja) | 2013-01-17 |
US20080267572A1 (en) | 2008-10-30 |
BRPI0810811A2 (pt) | 2019-09-24 |
TW200903105A (en) | 2009-01-16 |
CA2685682A1 (en) | 2008-11-13 |
RU2482387C2 (ru) | 2013-05-20 |
KR20100036233A (ko) | 2010-04-07 |
US8373821B2 (en) | 2013-02-12 |
CN101675295B (zh) | 2012-07-18 |
EP1988332A1 (en) | 2008-11-05 |
CN102354012A (zh) | 2012-02-15 |
US7733439B2 (en) | 2010-06-08 |
RU2009140154A (ru) | 2011-06-10 |
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