FR2769113B1 - LIGHT DISPLAY DEVICE - Google Patents
LIGHT DISPLAY DEVICEInfo
- Publication number
- FR2769113B1 FR2769113B1 FR9712006A FR9712006A FR2769113B1 FR 2769113 B1 FR2769113 B1 FR 2769113B1 FR 9712006 A FR9712006 A FR 9712006A FR 9712006 A FR9712006 A FR 9712006A FR 2769113 B1 FR2769113 B1 FR 2769113B1
- Authority
- FR
- France
- Prior art keywords
- display device
- light display
- light
- display
- 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
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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0091—Positioning aspects of the light source relative to 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
- G02B6/0058—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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9712006A FR2769113B1 (en) | 1997-09-26 | 1997-09-26 | LIGHT DISPLAY DEVICE |
EP98945360A EP1027555A1 (en) | 1997-09-26 | 1998-09-23 | Illuminated display device |
PCT/FR1998/002036 WO1999017053A1 (en) | 1997-09-26 | 1998-09-23 | Illuminated display device |
AU92703/98A AU9270398A (en) | 1997-09-26 | 1998-09-23 | Illuminated display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9712006A FR2769113B1 (en) | 1997-09-26 | 1997-09-26 | LIGHT DISPLAY DEVICE |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2769113A1 FR2769113A1 (en) | 1999-04-02 |
FR2769113B1 true FR2769113B1 (en) | 2002-11-29 |
Family
ID=9511522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9712006A Expired - Fee Related FR2769113B1 (en) | 1997-09-26 | 1997-09-26 | LIGHT DISPLAY DEVICE |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1027555A1 (en) |
AU (1) | AU9270398A (en) |
FR (1) | FR2769113B1 (en) |
WO (1) | WO1999017053A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1084365A1 (en) * | 1999-03-30 | 2001-03-21 | Media Image | Luminous display device |
AT411635B (en) * | 1999-10-06 | 2004-03-25 | Schnurrer Anton | ILLUMINATED POSTER SETUP |
DE10252642B4 (en) * | 2002-11-11 | 2006-04-20 | Veith, Rudolf Walter | Device for the backlit presentation of at least one advertising space |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386347A (en) * | 1992-10-02 | 1995-01-31 | Photo Craft Co., Ltd. | Illuminating apparatus and a method of manufacturing an edge light conductor for use therein |
GB9507725D0 (en) * | 1995-04-13 | 1995-05-31 | Spandex Plc | Illuminated displays |
-
1997
- 1997-09-26 FR FR9712006A patent/FR2769113B1/en not_active Expired - Fee Related
-
1998
- 1998-09-23 AU AU92703/98A patent/AU9270398A/en not_active Abandoned
- 1998-09-23 EP EP98945360A patent/EP1027555A1/en not_active Withdrawn
- 1998-09-23 WO PCT/FR1998/002036 patent/WO1999017053A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1027555A1 (en) | 2000-08-16 |
FR2769113A1 (en) | 1999-04-02 |
WO1999017053A1 (en) | 1999-04-08 |
AU9270398A (en) | 1999-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20060531 |