FR2874099B1 - Source d'eclairage pour afficheur a cristaux liquides - Google Patents
Source d'eclairage pour afficheur a cristaux liquidesInfo
- Publication number
- FR2874099B1 FR2874099B1 FR0408732A FR0408732A FR2874099B1 FR 2874099 B1 FR2874099 B1 FR 2874099B1 FR 0408732 A FR0408732 A FR 0408732A FR 0408732 A FR0408732 A FR 0408732A FR 2874099 B1 FR2874099 B1 FR 2874099B1
- Authority
- FR
- France
- Prior art keywords
- liquid crystal
- crystal display
- lighting source
- lighting
- source
- 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
- 239000004973 liquid crystal related substance Substances 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
- G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0408732A FR2874099B1 (fr) | 2004-08-06 | 2004-08-06 | Source d'eclairage pour afficheur a cristaux liquides |
PCT/EP2005/053575 WO2006013163A1 (fr) | 2004-08-06 | 2005-07-22 | Source d'eclairage pour afficheur a cristaux liquides |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0408732A FR2874099B1 (fr) | 2004-08-06 | 2004-08-06 | Source d'eclairage pour afficheur a cristaux liquides |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2874099A1 FR2874099A1 (fr) | 2006-02-10 |
FR2874099B1 true FR2874099B1 (fr) | 2006-10-13 |
Family
ID=34947269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0408732A Expired - Fee Related FR2874099B1 (fr) | 2004-08-06 | 2004-08-06 | Source d'eclairage pour afficheur a cristaux liquides |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2874099B1 (fr) |
WO (1) | WO2006013163A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102517203B (zh) * | 2011-12-14 | 2013-08-14 | 浙江大学 | 同时检测细胞外环境毒物与细胞代谢的***及方法 |
US9958709B2 (en) | 2013-08-16 | 2018-05-01 | Applied Materials, Inc. | Dynamic optical valve for mitigating non-uniform heating in laser processing |
CN106154552A (zh) * | 2016-02-25 | 2016-11-23 | 翁志彬 | 一种展现虚拟现实内容的***及头戴式显示设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2554606B1 (fr) * | 1983-11-04 | 1987-04-10 | Thomson Csf | Dispositif optique de concentration du rayonnement lumineux emis par une diode electroluminescente, et diode electroluminescente comportant un tel dispositif |
FR2753544B1 (fr) * | 1996-09-17 | 1998-11-27 | Thomson Csf | Systeme de controle de faisceau lumineux |
DE69912759T2 (de) * | 1998-04-02 | 2004-09-30 | Elop Electro-Optics Industries Ltd. | Optische holographische Vorrichtung |
US7202506B1 (en) * | 1999-11-19 | 2007-04-10 | Cree, Inc. | Multi element, multi color solid state LED/laser |
US6813085B2 (en) * | 2000-06-26 | 2004-11-02 | Angus Duncan Richards | Virtual reality display device |
-
2004
- 2004-08-06 FR FR0408732A patent/FR2874099B1/fr not_active Expired - Fee Related
-
2005
- 2005-07-22 WO PCT/EP2005/053575 patent/WO2006013163A1/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
FR2874099A1 (fr) | 2006-02-10 |
WO2006013163A1 (fr) | 2006-02-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 13 |
|
PLFP | Fee payment |
Year of fee payment: 14 |
|
PLFP | Fee payment |
Year of fee payment: 15 |
|
PLFP | Fee payment |
Year of fee payment: 16 |
|
PLFP | Fee payment |
Year of fee payment: 17 |
|
PLFP | Fee payment |
Year of fee payment: 18 |
|
PLFP | Fee payment |
Year of fee payment: 19 |
|
ST | Notification of lapse |
Effective date: 20240405 |