Patent application number | Description | Published |
20090066267 | Arrangement and method for driving light-emitting components - The invention relates to an arrangement for driving at least two light-emitting components connected in a series circuit, wherein the series circuit is coupled to a supply voltage, in each case a switching unit with respective switching terminals is coupled in parallel connection to each of the at least two components and each switching unit has two states. | 03-12-2009 |
20100149497 | Projection apparatus having improved projection properties, and method and procedure, respectively, for projecting an image - In a method for projecting an image onto a projection area ( | 06-17-2010 |
20100194792 | ILLUMINATION UNIT AND METHOD FOR DRIVING THE ILLUMINATION UNIT - An illumination unit may include at least one luminous means; a detector, which is configured to be used to detect at least one brightness of an image; at least one controller connected to the at least one luminous means and to the detector, wherein the at least one luminous means can be driven in a manner dependent on the at least one brightness of the image with the aid of the controller; a plurality of luminous means whose brightnesses can be set in each case at least one of individually and in clusters with the aid of the controller; and at least one switch which is configured to be used to short-circuit at least one luminous means. | 08-05-2010 |
20100301378 | ILLUMINATION DEVICE AND METHOD FOR THE PRODUCTION THEREOF - A method for producing an illumination device is provided. The method may include providing a carrier, on which illumination means are applied, with filler material; applying an upper exterior layer on the filler material; reducing the arrangement formed by the carrier, filler material and upper exterior layer to a predetermined thickness; wherein the carrier is a flex-board, which is equipped with the illumination means. | 12-02-2010 |
20110210684 | WIRELESS SUPPLYABLE LIGHTING MODULE - A light-emitting module may include at least one receiver configured to wirelessly tap off energy from an alternating field, and at least one light source, which is connected to the receiver for tapping off electrical power, wherein the at least one light-emitting module is surrounded at least partially by a protective housing, wherein the light-emitting module is self-aligning. | 09-01-2011 |
20120188771 | LED LAMP - An LED lamp may include at least one support equipped with at least one LED, a lamp base, at least one circuit component, interposed between the lamp base and the at least one LED, for operating the at least one LED, and a lamp body made of optically transmissive material with a recess for holding at least that part of the support which carries the at least one LED, the lamp body having surface structuring for cooling by thermal convection, wherein the surface structuring comprises a multiplicity of elevations, and wherein the elevations are respectively designed in the form of islands. | 07-26-2012 |
20120306379 | LED Lighting Devic and Method for Operating an LED Lighting Device - A method for operating an LED lighting device (L), wherein the LED lighting device comprises: at least two color channels (Ch | 12-06-2012 |
20130335712 | Light Unit Comprising an Illumination Unit and a Projection Unit - A light-emitting unit comprising a lighting unit ( | 12-19-2013 |