Patent application number | Description | Published |
20080197764 | Electroluminescence Light Source - Electroluminescence light source having a transparent substrate ( | 08-21-2008 |
20080217510 | Illumination System, Light-Sensing Plate and Display Device - The illumination system has a plurality of light sources (R, G, B), a light-transmissive light-sensing plate ( | 09-11-2008 |
20080218063 | Organic Electroluminescent Light Source - An electroluminescent light source comprising a transparent substrate ( | 09-11-2008 |
20080225509 | Luminous Body - A luminous body is described, in particular in the form of a planar illumination device for general lighting or for backlighting of displays, wherein the luminous body comprises a plurality of light sources arranged in a housing ( | 09-18-2008 |
20080277680 | Led With Improved Light Emittance Profile - The present invention relates to a LED comprising a substrate layer with a first surface and a second surface opposing the first surface and having a refractive index of n | 11-13-2008 |
20090167206 | LIGHTING DEVICE - A lighting device ( | 07-02-2009 |
20100326519 | HIDDEN ORGANIC OPTOELECTRONIC DEVICES WITH A LIGHT SCATTERING LAYER - An optoelectronic device ( | 12-30-2010 |
20140054573 | Hidden organic optoelectronic devices - An optoelectronic device comprising at least one optoelectronic active region comprising at least a rear electrode and a front electrode between which an organic optoelectronic material is sandwiched, said rear electrode being reflective, and a cover layer arranged in front of said front electrode. The cover layer comprises a material with light-scattering particles of a first material dispersed in a transparent matrix of at an least partly hydrolyzed silica sol. | 02-27-2014 |
20140217385 | OUTCOUPLING DEVICE AND LIGHT SOURCE - The invention relates to a light source ( | 08-07-2014 |
20140254171 | LIGHTING APPARATUS - The invention relates to alighting apparatus comprising a light emission unit ( | 09-11-2014 |
20140293647 | Luminous body - A luminous body is described, in particular in the form of a planar lighting device for general lighting or for backlighting of displays, which luminous body comprises a plurality of light sources, for example LED elements, arranged in a housing, in particular an optical waveguide plate. The optical waveguide plate forms a first optical medium with a first optical scattering power, into which the light of the light sources is coupled. Furthermore, at least one second optical medium with a second optical scattering power is provided, such that the light propagating in the second optical medium is at least substantially coupled in from the first optical medium, and the scattering power of at least one of the media is chosen for the purpose of influencing the flow of light in the housing such that a given brightness distribution of the light on the light emission surface is achieved. | 10-02-2014 |