Abstract: A support structure for electrically-powered lighting devices (e.g. LED modules) includes: an elongated laminar substrate having first and second mutually opposed surfaces, a layer of electrically-conductive material, e.g. copper, on the first surface of the laminar substrate, the layer including etching forming first electrically-conductive formations extending along the first surface of the laminar substrate, a distribution of electrically-conductive areas on the second surface of the laminar substrate, the distribution including electrically-conductive areas formed by means of etching and distributed with a constant separation pitch along the second surface of the laminar substrate, electrically-conductive vias extending through the laminar substrate to connect the first electrically-conductive formations and the electrically-conductive areas in said distribution, and a network of second electrically-conductive formations including electrically-conductive ink deposited (e.g.

Abstract: According to the present disclosure, lighting sources having operating parameter(s) which is controllable in lighting sequence(s) as a function of a time code data set coupled with the sequence, are controlled in cooperation with virtual/augmented reality device(s), by: providing a repository of operating data files for the sources, coupled with the lighting sources, with each data file including time code data set(s) for lighting sequence(s) for a source among the lighting sources, retrieving in the data repository operating data file(s) coupled with a selected one of the lighting sources, and detecting a virtual/augmented reality signal from the virtual/augmented reality device(s), indicative of the fact that the virtual/augmented reality device is gazing at and/or is recognizing the selected lighting source, and operating the selected lighting source by controlling the operating parameter(s) as a function of the operating data included in the operating data file retrieved and of the virtual/augmented reali

Abstract: A solar simulator with at least one lamp module, where the luminous module contains multiple light generating units is disclosed. Each of the light generating units contain at least one semiconductor light source, which generate light in a plurality of separately controllable wavelength ranges. Disposed downstream from the light generating units is a light-concentrating primary optical unit. A light-homogenizing secondary optical unit is likewise disposed downstream of the light generating units. And an imaging tertiary optical unit is disposed downstream of the secondary optical unit. A method for operating the solar simulator and the light generating units in such a way that the solar simulator generates light radiation that alters over time is also disclosed.

Abstract: A light module for providing polychromatic light is provided. The light module includes a wavelength conversion element, a first light source for emitting a first light beam in a first wavelength range, and at least one second light source for emitting a second light beam. The element is configured to convert primary light radiated in by the first light beam into a first conversion light and to convert primary light radiated in by the at least one second light beam into a second conversion light. At least the first conversion light and the second conversion light together form a third light beam. The module further includes a control unit configured for predefining a first luminous intensity for the first light source and/or a second luminous intensity for the at least one second light source depending on a measurement of the light color of the third light beam.

Abstract: Various embodiments may relate to a sensor unit having a plurality of sensor elements, the detection data of which are used for controlling an opto-electronic light source. According to various embodiments, the plurality of sensor elements are arranged on a substrate body, which is provided in the form of a molded circuit carrier made of a plastic material, and detect different regions and/or sizes.

Abstract: A method is provided for producing a pulverulent precursor material of the general formula M1xM2y(Si,Al)12(O,N)16 or M12-zM2zSi8Al4N16 having the method steps A) producing a pulverulent mixture of starting materials, B) calcining the mixture under a protective gas atmosphere and subsequent grinding, wherein in method step A) at least one nitride with a specific surface area of greater than 2 m2/g is selected as starting material. A pulverulent precursor material and the use thereof are additionally provided.

Abstract: A lighting device comprising: an elongated laminar substrate having opposed front and back surfaces, one or more electrically-powered light radiation sources, e.g. LED sources, at the front surface of the substrate, a protective encapsulation sealingly encapsulating the substrate and the light radiation source(s), the encapsulation being light-permeable to facilitate propagation of light radiation from the device. The encapsulation includes thermally-conductive material at the back surface of the substrate.

Abstract: In various embodiments, lighting sources including at least one operating parameter, which is controllable in at least one lighting sequence as a function of a time code data set coupled with the sequence, are controlled by providing a repository of operating data files for the sources coupled with the lighting sources with each data file including at least one time code data set for at least one lighting sequence for a respective one of the lighting sources, by retrieving in the data repository at least one operating data file coupled with a selected one of the lighting sources, and by operating the selected lighting source by controlling the at least one operating parameter as a function of the operating data included in the operating data file retrieved.

Abstract: A connection device for electrical connection of a lighting means of a vehicle headlight, includes a vehicle connection for connection to the vehicle headlight connection of the vehicle, a lighting means connection for the electrical coupling of the at least one lighting means of the vehicle headlight, an on-board power supply system connection for connection to an electrical on-board power supply system of the vehicle, a lighting means simulation unit connected to the vehicle connection and to the on-board power supply system connection to detect the electrical quantity and to simulate a predefinable lighting means taking account of the detected electrical quantity on the vehicle connection, and a control unit connected to the lighting means connection and to the on-board power supply system connection to determine a control signal depending on the detected electrical quantity and to control the lighting means depending on the determined control signal.

Abstract: A method for image processing is disclosed. A non-normalized cross correlation is used to produce a cross correlation matrix between a recorded image, which contains at least one captured object, and a reference image, which contains a reference object. A comparison between a plurality of regions of the correlation matrix is carried out for a respectively captured object. A decision as to whether the respectively captured object and the reference object correspond is made on the basis of a result of the comparison. The non-normalized cross correlation is carried out by means of the equation CC ri , rj = ? x = 0 NTx ? ? ? y = 0 NTy ? ? T x , y · Img ( x - ri ) , ( y - rj ) .

Abstract: According to the present disclosure, lighting sources, having operating parameter(s) which is controllable in lighting sequence(s) as a function of a time code data set coupled with the sequence, are controlled: by providing a repository of operating data files for the lighting sources coupled with lighting sources, with each data file including time code data set(s) for lighting sequence(s) for one of the lighting sources, by detecting ambient lighting level signal(s) at the ambient where the lighting sources are located, by retrieving in the data repository operating data file(s) coupled with a selected one of the lighting sources, and by operating the selected lighting source by controlling the operating parameter(s) as a function of the operating data included in the operating data file retrieved and as a function of the ambient lighting level signal.

Abstract: A dental light having an array of light emitting diode (LED) assemblies, at least one first LED assembly having at least one first LED element configured to emit light according to a first spectral distribution, a conversion phosphor configured to convert at least a portion of the first spectral distribution. At least one filter is fixed within said converted light, the filter configured to block at least a portion thereof. The array includes at least one second LED element configured to emit light according to a second spectral distribution, wherein light having the filtered spectral distribution is selectively emitted from said array in a first mode and from both the filtered and second spectral distributions in a second mode.

Abstract: A lighting device, which may be employed e.g. as a retrofit bulb for vehicle lamps, includes a light radiation source, e.g. a LED source, and a beam-narrowing optical system facing the light radiation source, for propagating a narrowed light radiation beam of the source along a longitudinal axis of the device. Arranged distally of the beam-narrowing optical system along the longitudinal axis, there is provided: a light reflector, a light-driving lens, a filament-like body including annular reflective surfaces extending around the longitudinal axis and exposed to light radiation from the light radiation source propagated through the light reflector and the light-driving lens, a distal mirror member having a reflective surface facing towards the filament-like body, to reflect light radiation towards annular reflective surfaces in the plurality of annular reflective surfaces. The light radiation reflected by the annular reflective surfaces of the filament-like body is spread radially from the longitudinal axis.

Abstract: A method for reducing conductor track spacings in a printed circuit board, wherein the printed circuit board has an input part, wherein the input part is fed by a supply voltage, and has an output part, comprising the following steps: inserting an intermediate conductor track which has an intermediate potential derived from the input part, maintaining a functional insulation gap between the intermediate conductor track and adjacent conductor tracks of the input part, maintaining a safety-relevant insulation gap between the intermediate conductor track and the adjacent conductor tracks of the output part. The intermediate potential has, with respect to adjacent conductor tracks of the output part, a voltage which corresponds at most to the supply voltage of the input part.

Abstract: A lighting device is disclosed with an electromagnetic radiation source for irradiating a conversion element arranged in the lighting device with an excitation radiation. The conversion element has a first element side and a second element side. The first element side delimits a first radiation space and the second element side delimits a second radiation space. At least one optical unit at least for part of the radiation emanating from the first element side is arranged in the first radiation space and at least one optical unit at least for part of the radiation emanating from the second element side is arranged in the second radiation space.

Abstract: Disclosed is a lighting fixture comprising at least three light functions, said lighting fixture being a trifunctional projector. In particular, a vehicle headlight is disclosed, which has in addition to a dipped beam and a main beam a daytime running light and/or a position light as a further light function.

Abstract: A clocked electronic energy converter having an electronic switching element, at least two electrical energy storage devices, a terminal for connecting an electrical energy source, a terminal for connecting an electrical energy sink, a clock generator for controlling and operating the electronic switching element during switching operation and an adjusting unit which provides a first signal for adjusting the power-to-be-transmitted by the energy converter, is disclosed. The clock generator is designed to adjust the power-to-be-transmitted by the energy converter in a first output range by means of the switch-on time of the electronic switching element and, in a second output range in which the power-to-be-transmitted by the energy converter is less than in the first output range, to adjust the power-to-be-transmitted by the energy converter in the second output range by a combination of the switch-on time and the supplemental switch-off time, the supplemental switch-off time being constant.

Abstract: An asymmetric electronic half-bridge converter includes a positive input terminal and a negative input terminal for receiving a DC voltage, and two output terminals for providing a regulated output voltage or a regulated output current. The electronic converter moreover includes a half-bridge, a transformer and a rectification and filter circuit. The half-bridge includes a first and second electronic switch, connected in series between the two input terminals, wherein a respective capacitance and a respective diode are associated with the first and second electronic switch. A first terminal of the primary winding is connected to the intermediate point between the first and second electronic switch, and a second terminal of the primary winding is connected via a first capacitor to the positive or negative input terminal. The rectification and filter circuit is connected between the secondary winding and the output terminals.

Abstract: A glass composition, a device and a method for producing the device are disclosed. In an embodiment, the glass composition includes a tellurium oxide in a proportion of at least 65 mol. % and at most 90 mol. %, R1O in a proportion between 0 mol. % and 20 mol. %, wherein R1 is selected from Mg, Ca, Sr, Ba, Zn, Mn and combinations thereof and at least one M12O in a proportion between 5 mol. % and 25 mol. %, wherein M1 is selected from Li, Na, K and combinations thereof. The glass component further includes at least one R22O3 in a proportion between 1 mol. % and 3 mol. %, wherein R2 is selected from Al, Ga, In, Bi, Sc, Y, La, rare earths and combinations thereof, and M2O2 in a proportion between 0 mol. % and 2 mol. %, wherein M2 is selected from Ti, Zr, Hf and combinations thereof.

Abstract: Various embodiment may relate to a luminaire, including at least one light source, in particular a semiconductor light source, for emitting a primary light beam onto at least one spaced-apart luminescent body, wherein the luminescent body includes at least one hole and a direct light component of the respective primary light beam can be radiated through the at least one hole.