FR2905479B1 - Systeme optique pour dispositif d'eclairage, dispositif d'eclairage et procede de pilotage du dispositif - Google Patents
Systeme optique pour dispositif d'eclairage, dispositif d'eclairage et procede de pilotage du dispositifInfo
- Publication number
- FR2905479B1 FR2905479B1 FR0653537A FR0653537A FR2905479B1 FR 2905479 B1 FR2905479 B1 FR 2905479B1 FR 0653537 A FR0653537 A FR 0653537A FR 0653537 A FR0653537 A FR 0653537A FR 2905479 B1 FR2905479 B1 FR 2905479B1
- Authority
- FR
- France
- Prior art keywords
- lighting device
- optical system
- controlling method
- lighting
- device controlling
- 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 - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0653537A FR2905479B1 (fr) | 2006-08-31 | 2006-08-31 | Systeme optique pour dispositif d'eclairage, dispositif d'eclairage et procede de pilotage du dispositif |
PCT/FR2007/051720 WO2008025909A1 (fr) | 2006-08-31 | 2007-07-25 | Systeme optique pour dispositif d'eclairage, dispositif d'eclairage et procede de pilotage du dispositif |
TW096128232A TW200821693A (en) | 2006-08-31 | 2007-08-01 | Optical system for a lighting unit, lighting unit and method of driving the unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0653537A FR2905479B1 (fr) | 2006-08-31 | 2006-08-31 | Systeme optique pour dispositif d'eclairage, dispositif d'eclairage et procede de pilotage du dispositif |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2905479A1 FR2905479A1 (fr) | 2008-03-07 |
FR2905479B1 true FR2905479B1 (fr) | 2008-10-31 |
Family
ID=37808035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0653537A Expired - Fee Related FR2905479B1 (fr) | 2006-08-31 | 2006-08-31 | Systeme optique pour dispositif d'eclairage, dispositif d'eclairage et procede de pilotage du dispositif |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR2905479B1 (fr) |
TW (1) | TW200821693A (fr) |
WO (1) | WO2008025909A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009104073A (ja) * | 2007-10-25 | 2009-05-14 | Sumitomo Chemical Co Ltd | 光制御板、面光源装置及び透過型画像表示装置 |
KR101601634B1 (ko) * | 2008-12-04 | 2016-03-11 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 |
FR2951523B1 (fr) * | 2009-10-20 | 2011-11-11 | Saint Gobain | Dispositif d'eclairage a diodes electroluminescentes |
FR2953904B1 (fr) * | 2009-12-16 | 2012-01-13 | Saint Gobain | Panneau a diodes electroluminescentes |
KR102432261B1 (ko) | 2016-09-29 | 2022-08-16 | 루미리즈 홀딩 비.브이. | 확산기를 갖는 조명 어셈블리 |
CN117373357A (zh) * | 2022-03-22 | 2024-01-09 | 苹果公司 | 用于显示器光学效率的像素光学结构 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08320489A (ja) * | 1995-01-31 | 1996-12-03 | Toshiba Lighting & Technol Corp | バックライト,液晶表示装置および表示装置 |
TWI240829B (en) * | 2003-12-12 | 2005-10-01 | Ind Tech Res Inst | Light-guide type diffusive uniform light device |
JP4438441B2 (ja) * | 2004-02-16 | 2010-03-24 | 日本電気株式会社 | 照明装置及びそれを備える表示装置 |
JP4487629B2 (ja) * | 2004-05-14 | 2010-06-23 | 凸版印刷株式会社 | 面照明装置及びそれを用いた液晶表示装置 |
FR2881844B1 (fr) * | 2005-02-09 | 2007-04-13 | Saint Gobain | Structure diffusante a proprietes d'absorption dans l'ultraviolet |
-
2006
- 2006-08-31 FR FR0653537A patent/FR2905479B1/fr not_active Expired - Fee Related
-
2007
- 2007-07-25 WO PCT/FR2007/051720 patent/WO2008025909A1/fr active Application Filing
- 2007-08-01 TW TW096128232A patent/TW200821693A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
FR2905479A1 (fr) | 2008-03-07 |
WO2008025909A1 (fr) | 2008-03-06 |
TW200821693A (en) | 2008-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20100430 |