Patent application number | Description | Published |
20130229801 | SEMICONDUCTOR LAMP - A semiconductor lamp includes a reflector having a lower side and an upper side, wherein the lower side widens laterally and wherein the lower side and the upper side are separated from one another by an upper rim, and having a first light source group having at least one semiconductor light source and a second light source group having at least one semiconductor light source, wherein the reflector is provided as a cooling body for the first light source group and for the second light source group; wherein at least a part of a light that can be emitted by the first light source group can be reflected by means of the lower side of the reflector at least into a spatial angle range that cannot be directly illuminated by the first light source group. | 09-05-2013 |
20130235557 | LED LIGHT SOURCE AND ASSOCIATED STRUCTURAL UNIT - An LED light source includes a primary light source, in particular at least one blue- or UV-emitting semiconductor chip, the radiation of which is converted partly or completely into longer-wave radiation by a conversion element fitted at a distance, said conversion element being disposed as a dome ahead of the primary light source, wherein the dome is a section of an oblate body having an equator and a pole, wherein the pole points in the direction of the optical axis, wherein the oblate body is flattened in the direction toward the pole relative to the direction toward the equator, and wherein the oblate body is equipped with a converting phosphor layer. | 09-12-2013 |
20130258671 | LIGHTING DEVICE AND METHOD FOR OPERATING A LIGHTING DEVICE - In various embodiments, a lighting device is provided. The lighting device may include an air channel, which extends in an axial direction and which has at least one first opening in the region of a first axial end of the air channel and which has at least one second opening in the region of a second axial end of the air channel; at least one radiation arrangement, which emits electromagnetic radiation and which is arranged on an outer side of the air channel such that it emits the electromagnetic radiation in a direction away from the air channel; and at least one conversion element, which comprises phosphors and which is arranged around the air channel and the radiation arrangement at a predefined distance from the radiation arrangement such that the electromagnetic radiation impinges on the conversion element and excites the phosphors in the conversion element for emitting conversion radiation. | 10-03-2013 |
20130320365 | LIGHTING DEVICE - A lighting device includes a heat sink, through which air can flow transversely to its longitudinal extension and a plurality of semiconductor light sources, in particular light-emitting diodes, arranged on the heat sink, wherein at least two of the semiconductor light sources are aligned in different directions. | 12-05-2013 |
20140159562 | LIGHTING DEVICE INCLUDING OPTOELECTRONIC COMPONENT - In various embodiments, a lighting device may include: a light-emitting optoelectronic component; an envelope bulb, within which the component is arranged; and scattering means that scatter diffusely, wherein the scattering means are arranged in such a way that, as viewed in a sectional plane which includes a principal ray of the light emitted by the component, light emitted along rays tilted relative to the principal ray is scattered to a greater extent as the tilting angle between ray and principal ray decreases, and this increase in the scattering is fulfilled in a continuous angular range of at least 30°. | 06-12-2014 |
20140168968 | LIGHTING DEVICE - In various embodiments, a lighting device is provided. The lighting device includes an optical unit having at least one optical element, which optical unit is fastened to the lighting device by means of at least one fastening region; wherein the optical unit is fastened with a force fit in at least one direction; wherein the at least one fastening region is formed as a spring element; and wherein the optical unit can be moved through the at least one fastening region in the direction of the force-fit fastening. | 06-19-2014 |
20140239336 | SEMICONDUCTOR LIGHT DEVICE INCLUDING A LENS HAVING A LIGHT DEFLECTION STRUCTURE - A semiconductor lighting device may include at least one semiconductor light source and a lens, wherein the lens has a light entrance surface at the underside, said light entrance surface facing the at least one semiconductor light source, and a light exit surface at the top side, the light entrance surface has a light deflection structure in the form of a TIR structure, at which entering light can be deflected in the direction of the light exit surface by means of total internal reflection, and the lens is fitted to the semiconductor lighting device in a detachable fashion. | 08-28-2014 |
20140254175 | HYBRID LENS FOR SOLID STATE LIGHT SOURCE DEVICE - A hybrid lens for a solid state light source device is provided. The hybrid lens includes a first component and a second component. The first component has a first side and a second side oppositely disposed thereto. The first side is positioned facing a solid state light source. The second component is attached to the first side of the first component. The first component includes a flame retardant material, such as a glass or a filled polymer. The second component includes a non-flame retardant material, such as an unfilled polymer. | 09-11-2014 |
20140328048 | LIGHTING DEVICE WITH SEMICONDUCTOR LIGHT SOURCE AND SPACED-APART PHOSPHOR REGION - A lighting may include at least one semiconductor light source which emits primary light, at least one phosphor region spaced apart from the at least one semiconductor light source and serving for at least partly converting the primary light into secondary light, and at least one filter disposed downstream of the at least one phosphor region, wherein the at least one filter is partly reflective at least to the primary light. | 11-06-2014 |