Abstract: Lamp module cooling system 10 contains vehicle solid-state light source 12 coupled to an extruded first heat sink 2 and an extruded second heat sink 20 in thermal communication with one another and with fluid flow directed from fan air outlet 42 of fan 40 over respective heat dissipation first and second ribs 8, 28 to direct warmed air through existing apertures 115 in headlamp bezel 110 aligned with headlamp optics 130 to defog or de-ice headlamp cover 100. Housing cover 30 and cover 32 define air flow path 50, 52, 54 improving warm air guidance and efficient spatial packaging of lightweight lamp module cooling system 10.

Abstract: An optoelectronic lamp device includes an optoelectronic semiconductor component including a top side including a light-emitting face, and a housing embedding the semiconductor component and leaving free the light-emitting face, wherein a housing face is coated with a light-scattering dielectric resist layer that may scatter light incident on a face of the resist layer facing away from the housing face.

Abstract: A semiconductor light source includes a laser and at least one phosphor, wherein the laser includes a semiconductor body having at least one active zone that generates laser radiation, at least one resonator having resonator mirrors and having a longitudinal axis is formed in the laser so that the laser radiation is guided and amplified along the longitudinal axis during operation and the active zone is located at least partially in the resonator, and the phosphor is optically coupled to the resonator in a gap-free manner so that in the direction transverse to the longitudinal axis at least part of the laser radiation is introduced into the phosphor and converted into a secondary radiation having a greater wavelength.

Abstract: Optoelectronic device comprising an organic active layer provided for generating electromagnetic radiation, and first and second electrodes contacting the active layer. The second electrode has a second electrode layer. The first electrode comprises a first electrode layer and a first connection layer spaced at least in places from the first electrode layer, with the active layer being arranged at least in places therebetween, and through vias extend through the active layer and form an electrical contact between the first electrode layer and the first connection layer. The through vias form a contiguous through via structure that subdivides the second electrode layer into a plurality of sub-regions which are spaced from one another and wherein the contiguous through via structure subdivides the active layer into a plurality of regions which are separate from one another. In operation, the through vias are electrically conductively connected to one another directly.

Abstract: Disclosed is an organic light-emitting, component which comprises a substrate, a first electrode on the substrate, a first organic functional layer stack on the first electrode, a charge carrier-generating layer stack on the first organic functional layer stack, a second organic functional layer stack on the charge carrier-generating layer stack, and a second electrode on the second organic functional layer stack. The charge carrier-generating layer stack comprises at least one hole-transporting layer, one electron-transporting layer and one intermediate layer, wherein the at least one intermediate layer comprises a naphthalocyanine derivative.

Abstract: A light converter for a light source is disclosed, having a substrate and a light converting layer disposed thereon for receiving laser radiation and converting the same into visible light. A sensor is functionally integrated with the light converting layer for purposes of detecting the condition of the light converting layer and modifying an operation of the laser radiation source in response thereto.

Abstract: A connected lighting fixture network system has a plurality of multi-channel lighting fixtures. Each lighting fixture (device) has a plurality of services that reside within an application layer of the device. A controller is coupled to the device and configured to send query and command message to the device and to receive reply messages from the device. One service available to the device is a lighting command and control service. The device is configured to receive a query message from the controller. The controller is configured to generate a lighting control and command message, which can include a channel illumination field (CIF) and an illumination payload. The CIF indicates the channels of the device to be commanded based on the status of the channels received in the first reply message. The illumination payload indicates the intended illumination level for the corresponding channel.

Abstract: An embodiment optoelectronic semiconductor device includes a housing having a leadframe with a first and second connection conductor. The housing further has a housing body surrounding the leadframe in one or more regions. The housing body extends in a vertical direction between a mounting side of the housing body and a front side of the housing body opposite the mounting side. The first connection conductor has a recess. A semiconductor chip configured to generate radiation is arranged within the housing, and the semiconductor chip is disposed in the recess and is affixed to the first connection conductor within the recess. A side face of the recess forms a reflector for reflecting the generated radiation. The first connection conductor protrudes from the housing body at the mounting side. The semiconductor chip is, in at least some regions, free of an encapsulation material adjoining the semiconductor chip.

Abstract: A lighting apparatus includes a light source for emitting an illumination light, a micromirror array having a plurality of micromirror actuators, and an illumination optical unit and an optical sensor unit. The illumination light emitted by the light source is guided onto the micromirror actuators and reflected at the latter and, with the reflection integrated over time, an on beam is reflected to a lighting application by the micromirror actuators in a respective on tilt position via the illumination optical unit, and an off beam is reflected next to the illumination optical unit by the micromirror actuators in a respective off tilt position. Part of the illumination light contained in the off beam is guided, at least in part, onto the optical sensor unit.

Abstract: A semiconductor laser includes a semiconductor layer sequence having an n-conducting n-region, a p-conducting p-region and an intermediate active zone, an electrically conductive p-contact layer that impresses current directly into the p-region and is made of a transparent conductive oxide, and an electrically conductive and metallic p-contact structure located directly on the p-contact layer, wherein the semiconductor layer sequence includes two facets forming resonator end faces for the laser radiation, in at least one current-protection region directly on at least one of the facets a current impression into the p-region is suppressed, the p-contact structure terminates flush with the associated facet so that the p-contact structure does not protrude beyond the associated facet and vice versa, and the p-contact layer is removed from at least one of the current-protection regions and in this current-protection region the p-contact structure is in direct contact with the p-region over the whole area.

Abstract: An organic light-emitting component device comprising a first and second organic light-emitting component, a temperature detecting device configured for detecting at least one temperature, and a control unit coupled to the temperature detecting device and configured to operate the first and second component. The control unit is such that a first or second operating parameter of the first or second component, respectively, is changed, wherein the temperature detecting device comprises a first and second temperature detecting device. The first and second temperature detecting devices are designed for detecting a first and second temperature of the first and second component, respectively. The control unit is configured to change the first or second operating parameter depending on the difference between the first and second temperature, wherein the first or second operating parameter is changed such that the same temperature is established at the first and second component.

Abstract: A lighting apparatus including a light generating device and at least one light wavelength conversion element and also at least one light directing means is provided. The light generating device and the at least one light directing means are configured in such a way that linearly polarized light is generated and directed from different directions to the at least one light wavelength conversion element, such that the linearly polarized light impinges on a surface of the at least one light wavelength conversion element from different directions in each case at an angle of incidence which corresponds to a Brewster angle, wherein the polarization direction of the linearly polarized light is parallel to the plane of incidence thereof.

Abstract: Techniques are disclosed for programming a luminaire with location information, referred to herein as commissioning. Location information may include relative location information (e.g., the position of the luminaire relative to a reference point) and/or absolute location information (e.g., global coordinates for the luminaire). A commissioned luminaire can be configured to emit its location information via light-based communication (LCom). In some cases, the luminaire can be commissioned manually, by hard coding the luminaire with its location either at the luminaire itself or using a device (e.g., a smartphone, tablet, or a dedicated luminaire commissioning device) to program the luminaire with location information. In some cases, the luminaire can be commissioned automatically. In some cases, the luminaire may be configured to provide visual, aural, or tactile feedback to indicate that the luminaire has not received location data or that the luminaire has been moved.

Abstract: A multi-chip module is disclosed. In an embodiment, a multi-chip module includes a first carrier including a mold material and at least two light-emitting diode chips embedded at least by side faces in the first carrier, wherein the light-emitting diode chips have first electrical contacts on a front side and second electrical contacts on a rear side, wherein the front side is configured as a radiation side, wherein the first electrical contacts are connected to control lines, wherein the control lines are arranged on a front side of the first carrier, wherein the second electrical contacts are connected to a collective line, and wherein the collective line is led to a rear side of the first carrier.

Abstract: Techniques for bonding a luminescent material to a thermally conductive substrate using a low temperature glass to provide a wavelength converter system are provided. A dichroic coating is deposited on a thermally conductive substrate. The dichroic coating includes alternating layers of a first material having a first refractive index and a second material having a second refractive index which is greater than the first refractive index. A buffer layer is deposited on the dichroic coating. A wavelength converter is bonded to the buffer layer by a layer of low temperature glass. In some embodiments, the wavelength converter includes a phosphor for converting a primary light from an excitation source into a secondary light.

Abstract: In various embodiments, a circuit arrangement for operating light sources is provided. The circuit arrangement includes an input for inputting an input voltage, an output for outputting an output current, a first interface for controlling the circuit arrangement, and a second interface. The circuit arrangement is configured to set two different operating modes: in a first operating mode the circuit arrangement is configured to be controlled via the first interface and to receive information concerning the output current via the second interface and to correspondingly set the output current at the output, and in a second operating mode the circuit arrangement is configured to be controlled and to receive the information about the output current to be set at the output via the first interface, and to receive information from a sensor via the second interface and to process said information.

Abstract: An organic light-emitting diode is disclosed. In an embodiment, the diode includes a first light-emitting segment and at least a second light-emitting segment, wherein the first and second light-emitting segments include a common first electrode and a common second electrode, and are configured to emit radiation with different brightnesses, wherein the first electrode includes at least one separating line that does not completely cut through the first electrode, wherein an electric conductivity of the first electrode is reduced in a region of the separating line, wherein the separating line separates the first light-emitting segment from the second light-emitting segment, and wherein the second light-emitting segment has a lower brightness during operation than the first light-emitting segment.