Abstract: In various embodiments, a transom light arrangement may include a transom, which is arranged between a construction element and a transom light, a light source arrangement, which is mounted at least one of on or in the transom, with the light source arrangement or the transom defining a horizontal plane, and a screen structure. The light source arrangement and the screen structure are arranged relative to one another and are configured such that a spatial region above the horizontal plane is illuminated using the light source arrangement.

Abstract: The invention relates to a lighting device, comprising a first lighting means and a transmission module for wireless transmission and for providing a position identification signal comprising position determination data. The lighting device also comprises an electronic operating device for operating the first lighting means, wherein the electronic operating device is coupled on the input side to an electrical supply connection of the lighting device and on the output side to the first lighting means by a first connection device. The electronic operating device comprises an energy converter for supplying the transmission module with electrical energy. The invention further relates to a system for providing a position indication having a plurality of such lighting devices. In addition, the invention relates to a method for operating a lighting device having a first lighting means by providing a position identification signal comprising position determination data by means of a transmission module.

Abstract: A reflective laser activated remote phosphor (LARP) package comprising: a phosphor platelet oriented in a first plane defined by an x-y plane; a laser diode (LD) positioned to be offset along the x-axis from the phosphor platelet and above the first plane along a z-axis perpendicular to the x-y plane, the LD comprising: an output facet configured for emitting a laser beam (LB), the LB comprising: a slow axis oriented in a first direction along which the LB diverges at a first angle; and a fast axis oriented in a second direction along which the LB diverges at a second angle greater than the first angle; wherein the LD is oriented such that: the LB is bisected by the phosphor platelet such that the slow axis of the LB lies in an x-z plane and the fast axis of the LB is perpendicular to an x-z plane.

Abstract: A conversion element includes a platelet including an inorganic glass, and first converter particles having a shell and a core, wherein the shell includes an inorganic material and the core includes a nitride or oxynitride luminescent material and the first converter particles are arranged on and/or in the platelet.

Abstract: An illumination device includes a light source, a micromirror array including a plurality of micromirror actuators, an illumination optical unit, and an optical sensor unit having a sensitive sensor surface. The illumination light is guided onto the micromirror actuators and is reflected at the latter and with the reflection in the temporal integral. An on beam is reflected by the micromirror actuators in a respective on tilt position via the illumination optical unit to an illumination application. An off beam is reflected by the micromirror actuators in a respective off tilt position alongside the illumination optical unit. The sensor unit is arranged in the off beam, in order to capture a radiation guided in the off beam at least in the case of a fault. The sensor unit is oriented in such a way that the sensor surface lies obliquely with respect to a main incidence direction of the radiation.

Abstract: An illumination device includes multiple semiconductor primary light sources for emitting respective primary light beams, at least one movable mirror, which can be illuminated by means of the primary light beams, and which can assume at least two angle positions, and a luminophore element, which can be illuminated by means of primary light beams deflected by the at least one mirror. Light spots of the individual primary light beams are locally differentiable on the at least one luminophore element, an overall light spot composed of the light spots of the individual primary light beams is locally differentiable on the at least one luminophore element depending on the angle position of the at least one movable mirror, and at least one beam property of at least one primary light beam incident on the at least one luminophore element is variable during operation of the illumination device.

Abstract: Various embodiments relate to a lighting device including at least one light source for emitting a polarized primary light beam (P), at least one luminescent material volume for at least partially converting primary light of the primary light beam (P) into secondary light (S) having a different wavelength, which luminescent material volume is arranged in a path of at least a primary light beam (P), and at least one light sensor, which is arranged at least in a part of an original path of the primary light beam (P) after the location of the luminescent material volume, wherein the light sensor is sensitive at least to the primary light and is polarization-sensitive. Various embodiments can, in particular, be applied to vehicle lighting devices, in particular vehicle lamps, e.g., headlamps, or modules thereof.

Abstract: An illumination apparatus for providing light and for illuminating an illumination plane with a rectangular light distribution is provided. The illumination apparatus includes at least one light source configured to generate light, a collimation optical unit configured to collimate the light, a condenser optical unit configured to shape a rectangular angular distribution of the light coming from the collimation optical unit, and a freeform optical unit having at least one freeform area for modifying the angular distribution such that a rectangular light distribution is produced in an illumination plane that is optically connected downstream.

Abstract: In various embodiments, a lighting device for a motor vehicle is provided. The lighting device includes at least one light source, and at least one layer of a lacquer embodied such that light may be coupled into the lacquer for achieving a luminous effect. Scattering particles are provided in the lacquer for output coupling of the light.

Abstract: Various embodiments may relate to A light-emitting diode, including an LED chip having at least one emitter surface for emitting primary light, and a plurality of luminescent regions, which are connected optically downstream from the at least one emitter surface. At least one harder one of the luminescent regions is embedded in another, softer one of the luminescent regions.

Abstract: A lighting apparatus includes at least one primary light source for emitting primary light, at least one phosphor body arranged at a distance from the primary light source, for converting the wavelength of primary light into secondary light, and at least one at least partly dichroic mirror, which at least partly deflects primary light radiated thereon onto at least one phosphor body and which passes secondary light radiated by the phosphor body. Used light radiated by the lighting apparatus contains the secondary light and primary light radiated by at least one primary light source, and the dichroic mirror includes at least one first and second mirror regions, in such a way that the first mirror region deflects primary light onto at least one phosphor body and passes secondary light incident from the phosphor body, and that the second mirror region deflects primary light in a manner circumventing the phosphor body.

Abstract: An optical converter is to be simply and reliably monitored. Thereto, a circuit device including a measurement bridge with a measurement branch, a first comparison branch and a second comparison branch is provided. A conductor path loop of the converter can be integrated in the measurement branch. The first comparison branch has a first series resistance variable via a first active element. Similarly, the second comparison branch has a second series resistance variable via a second active element. The first and the second active elements are respectively controllable by the same control signal. The circuit device further has an evaluation circuit with a first comparator and a second comparator, the outputs of which form the control signal and at the same time an output signal of the circuit device in AND-gated manner. Each comparator compares a tap of its respective comparison branch to a tap of the measurement branch.

Abstract: Various embodiments may relate to a light-emitting device. The light-emitting device includes an encapsulation housing and a light engine arranged in the encapsulation housing. The light engine is arranged in the encapsulation housing in such a manner that a cavity is formed between the light engine and the encapsulation housing. At least the exit surface of a light source arranged on one side of the light engine is located in the cavity.

Abstract: An electronic converter, including a measurement circuit for determining a first signal indicative of the voltage or current supplied by the electronic converter, a regulation circuit for generating a regulation signal as a function of the first signal and one or more reference signals, and a driver circuit for driving the switching stage of the electronic converter as a function of the regulation signal. The electronic converter includes an optical, inductive or capacitive coupler and a transmission circuit configured to generate a pulse width modulated signal applied to the input of the optical, inductive or capacitive coupler, wherein the transmission circuit varies the duty cycle and the frequency of the pulse width modulated signal as a function of the first and second signal. The electronic converter includes a receiver circuit configured to monitor the received signal at the output of the optical, inductive or capacitive coupler.

Abstract: Accroding to the present disclosure, a heat sink, which may be used e.g. for LED lamps or bulbs for motor vehicle lights, includes: a plate-like portion extending along an axis with opposed mounting surfaces for at least one heat source, such as e.g. a LED lighting source, and a finned portion thermally coupled with the plate-like portion and including a plurality of annular fins extending around said axis.

Abstract: An electronic assembly for lighting applications. The assembly includes a printed circuit board (PCB) having a first PCB surface, which is designed for populating with electronic components, and a second PCB surface opposite the first PCB surface. The PCB has a continuous cutout from the first PCB surface to the second PCB surface. The electronic assembly further includes a heat distributor having at least one first contact surface and at least one second contact surface opposite the first contact surface. The first contact surface is connected in a material-bonded manner to the PCB arranged in parallel therewith at the second printed circuit board surface. The electronic assembly further includes at least one first light emitting diode element, which is arranged on a section of the first contact surface, which section is exposed within the cutout, and is connected in a material-bonded manner to the first contact surface.

Abstract: A light generating device, comprising: at least one light emitting diode having a semiconductor layer that emits a first primary light, and having a phosphor layer arranged on the semiconductor layer, and at least one laser for generating at least one laser beam composed of a second primary light, by means of which the phosphor layer is irradiatable, wherein the phosphor layer is configured for at least partly converting the first primary light into at least one first secondary light and for at least partly converting the second primary light into at least one second secondary light. The light generating device is configured to dynamically illuminate the phosphor layer by means of the second primary light.

Abstract: A lighting device, such as a LED module, comprising an elongated support structure having a longitudinal direction and electrically-powered light radiation sources distributed along the support structure, the support structure including at least one light-permeable layer, one or more optical signal sources coupled with the light-permeable layer, for injecting therein an optical signal propagating in the longitudinal direction, and one or more optical signal detectors coupled with the light-permeable layer, for detecting the optical signal injected by the optical signal source(s).

Abstract: A light guide arrangement for a mobile communications device for optical data transmission by an optoelectronic interface component of the communications device is provided. The light guide arrangement includes a light guide body with a greatest extent in the principal light guiding direction, a first optical coupling member for coupling the optoelectronic interface component to the light guide body, a second optical coupling member with a first lens element that has a first optical axis transverse to the principal light guiding direction and with a first optical deflection element arranged along the first optical axis, and a third optical coupling member with a second lens element that has a second optical axis transverse to the principal light guiding direction and with a second optical deflection element arranged along the second optical axis. The second optical axis differs from the first optical axis.