PT2859402T - Retroiluminação direccional com uma camada de modulação - Google Patents
Retroiluminação direccional com uma camada de modulaçãoInfo
- Publication number
- PT2859402T PT2859402T PT128778560T PT12877856T PT2859402T PT 2859402 T PT2859402 T PT 2859402T PT 128778560 T PT128778560 T PT 128778560T PT 12877856 T PT12877856 T PT 12877856T PT 2859402 T PT2859402 T PT 2859402T
- Authority
- PT
- Portugal
- Prior art keywords
- modulation layer
- directional backlight
- backlight
- directional
- modulation
- 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
- 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
-
- 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
- G02B27/10—Beam splitting or combining systems
- G02B27/1086—Beam splitting or combining systems operating by diffraction only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/33—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving directional light or back-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
- G02B6/0033—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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
- H04N13/32—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using arrays of controllable light sources; using moving apertures or moving light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Liquid Crystal (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2012/040607 WO2013180737A1 (en) | 2012-06-01 | 2012-06-01 | Directional backlight with a modulation layer |
| EP12877856.0A EP2859402B1 (en) | 2012-06-01 | 2012-06-01 | Directional backlight with a modulation layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT2859402T true PT2859402T (pt) | 2018-02-08 |
Family
ID=49673782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT128778560T PT2859402T (pt) | 2012-06-01 | 2012-06-01 | Retroiluminação direccional com uma camada de modulação |
Country Status (9)
| Country | Link |
|---|---|
| EP (2) | EP3301504A1 (pt) |
| JP (1) | JP5964500B2 (pt) |
| KR (1) | KR101788777B1 (pt) |
| CN (1) | CN104335100B (pt) |
| ES (1) | ES2658587T3 (pt) |
| HK (1) | HK1205793A1 (pt) |
| PL (1) | PL2859402T3 (pt) |
| PT (1) | PT2859402T (pt) |
| WO (1) | WO2013180737A1 (pt) |
Families Citing this family (81)
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| US10670876B2 (en) | 2011-08-24 | 2020-06-02 | Digilens Inc. | Waveguide laser illuminator incorporating a despeckler |
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| US20150010265A1 (en) | 2012-01-06 | 2015-01-08 | Milan, Momcilo POPOVICH | Contact image sensor using switchable bragg gratings |
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| US9933684B2 (en) | 2012-11-16 | 2018-04-03 | Rockwell Collins, Inc. | Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration |
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2012
- 2012-06-01 CN CN201280072700.0A patent/CN104335100B/zh active Active
- 2012-06-01 PL PL12877856T patent/PL2859402T3/pl unknown
- 2012-06-01 KR KR1020147027174A patent/KR101788777B1/ko active IP Right Grant
- 2012-06-01 EP EP17202907.6A patent/EP3301504A1/en not_active Withdrawn
- 2012-06-01 WO PCT/US2012/040607 patent/WO2013180737A1/en active Application Filing
- 2012-06-01 PT PT128778560T patent/PT2859402T/pt unknown
- 2012-06-01 ES ES12877856.0T patent/ES2658587T3/es active Active
- 2012-06-01 EP EP12877856.0A patent/EP2859402B1/en active Active
- 2012-06-01 JP JP2015514974A patent/JP5964500B2/ja active Active
-
2015
- 2015-07-06 HK HK15106381.7A patent/HK1205793A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL2859402T3 (pl) | 2018-08-31 |
| JP2015530604A (ja) | 2015-10-15 |
| KR101788777B1 (ko) | 2017-10-20 |
| JP5964500B2 (ja) | 2016-08-03 |
| EP2859402A4 (en) | 2016-04-13 |
| CN104335100B (zh) | 2017-06-13 |
| CN104335100A (zh) | 2015-02-04 |
| EP2859402B1 (en) | 2017-11-22 |
| WO2013180737A1 (en) | 2013-12-05 |
| EP3301504A1 (en) | 2018-04-04 |
| HK1205793A1 (en) | 2015-12-24 |
| EP2859402A1 (en) | 2015-04-15 |
| KR20150021017A (ko) | 2015-02-27 |
| ES2658587T3 (es) | 2018-03-12 |
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