OSRAM AG Patent applications |
Patent application number | Title | Published |
20140184060 | HALOGEN INCANDESCENT LAMP FOR A VEHICLE HEADLIGHT - An incandescent halogen lamp for vehicle headlights may include a lamp base which defines a reference plane for orienting the incandescent halogen lamp in the vehicle headlight and includes a holder part having a substantially rotationally symmetrical external contour for holding a translucent lamp vessel, with the holder part having a first holder-part section connected to a component of the lamp base and a second holder-part section from which the translucent lamp vessel projects, wherein the second holder-part section has a smaller external diameter than the first holder-part section and wherein the height of the lamp base above the reference plane is in the 11.5-to-16.6-mm range. | 07-03-2014 |
20130270992 | Production of Phosphor Layers using Alkali Metal Silicates - A method for producing a phosphor layer or a phosphor body, comprising: applying a suspension comprising at least one solid phosphor and at least one alkali silicate to a substrate surface or into a mold to create a phosphor layer or a phosphor body; and curing the phosphor layer or the phosphor body. | 10-17-2013 |
20130229787 | PHOSPHOR ASSEMBLY WITH PHOSPHOR ELEMENT AND OPTICAL SYSTEM - This invention relates to a phosphor assembly with a phosphor element for converting pump light into converted light, and an optical system for transmitting converted light and/or pump light. Therein, a liquid immersion material is provided in a gap between the phosphor element and the optical system, wherein an excess of immersion material enables a continuous exchange of the material in the gap and thus provides a cooling. | 09-05-2013 |
20130229128 | Circuit arrangement and method for operation of a high-pressure discharge lamp below its nominal power - In various embodiments, a method for operating a high-pressure discharge lamp below its nominal power is provided, wherein the high-pressure discharge lamp is operated at nominal power with an alternating current having a predetermined operating frequency, and the lamp voltage is measured during a half-cycle at least at the start of a half-cycle and at the end of a half-cycle. The method may include: reducing the present operating frequency below an upper limit; and changing the current shape of the alternating current to a monopitch roof-shaped current shape, which is dependent on the difference in the lamp voltages at the end and at the start of the half-cycle. | 09-05-2013 |
20130216431 | DEVICE FOR IRRADIATING SURFACES - In various embodiments, a device for irradiating surfaces is provided. The device may include a radiation emitter having a radiation emitter vessel, wherein the radiation emitter vessel has at least one tunnel-like passage; and a structure configured to allow a process gas to flow through the at least one tunnel-like passage. | 08-22-2013 |
20130208476 | Profile Rail, Connecting Element, Illuminating Module, Lighting System and Light Box - A DIN rail with at least one bottom wall ( | 08-15-2013 |
20130201683 | Lighting Device - A lighting device ( | 08-08-2013 |
20130194816 | LIGHT-EMITTING DEVICE - A light-emitting device may include: one first light source group having at least one light source and one second light source group having at least one light source, at least one reflector, which is configured and arranged for the purpose of reflecting light emitted by the first light source group to an optical plane, and at least one light conducting element, which is configured and arranged for the purpose of conducting light emitted by the second light source group to the optical plane, wherein the light conducting element is configured and arranged as an aperture for light reflected by the at least one reflector. | 08-01-2013 |
20130194777 | Luminescent Device for the Conversion of Pump Light - A luminescent device is disclosed comprising a luminescent substance for the conversion of pump light, wherein a scattering body which scatters the pump light is provided. The pump light input into the scattering body may first be scattered at inert scatterers provided in the scattering body and subsequently converted. Light scattered at luminescent particles may also be simultaneously converted. | 08-01-2013 |
20130187066 | Infrared emitter - A single-ended infrared emitter may be provided, having at least one glass tube, in which a heating element is accommodated, wherein at least one insulated current return line is arranged spaced apart from the glass tube. | 07-25-2013 |
20130181604 | HIGH-PRESSURE DISCHARGE LAMP HAVING A CAPACITIVE IGNITION AID - A high-pressure discharge lamp having an ignition aid may be provided, having a discharge vessel that is surrounded by gas, wherein the discharge vessel includes two ends having fusings in which electrodes are secured, wherein an ignition aid is fastened on at least one fusing, wherein the ignition aid has a local field amplifier in the form of a tip or a curved part, wherein the ignition aid is configured to cause a corona discharge in the surrounding gas which emits UV radiation into the discharge vessel. | 07-18-2013 |
20130175945 | CIRCUIT AND METHOD FOR PREHEATING FILAMENTS AND BALLAST - A circuit for preheating filaments may include: a transistor; a first winding, one terminal of which being electrically connected with a collector of the transistor, and the other terminal being connected to an input of a power source; a second winding, one terminal of which being electrically connected with an emitter of the transistor, the other terminal being electrically connected with a base of the transistor, and the second winding being coupled with the first winding in a self-excitation mode; one or more load windings respectively connected with the filaments in series, and each of which being coupled with the first winding in a flyback mode; and a delay switch, configured to change into an on state from an off state when a trigger signal with a predetermined delay is received, so as to turn off the transistor. | 07-11-2013 |
20130169158 | LIGHT EMITTING UNIT DRIVING CIRCUIT AND LIGHT EMITTING DEVICE - A light emitting unit driving circuit may include: an operating voltage supplying unit configured to supply a voltage input for the driving circuit; a driving unit coupled to the operating voltage supplying unit and configured to drive the light emitting unit to make the light emitting unit turn on or turn off; and a feedback control unit coupled between the driving unit and the light emitting unit, and configured to form a feedback loop together with the driving circuit and the light emitting unit to stabilize an operating current of the light emitting unit. | 07-04-2013 |
20130160980 | MAKING METHOD FOR COOLING BODY, COOLING BODY AND LIGHTING DEVICE COMPRISING THE COOLING BODY - A method for making a cooling body for a lighting device may include: a) Providing multiple aluminum nitride ceramic radiators; b) Putting the multiple aluminum nitride ceramic radiators into a mold; c) Closing the mold, and injecting a melting metal into the mold so that the metal encloses a portion of each of the aluminum nitride ceramic radiators, wherein the metal has a melting point lower than that of the aluminum nitride ceramic radiators; and d) Opening the mold, and obtaining the cooling body. | 06-27-2013 |
20130155648 | COLOUR-TUNABLE LIGHT SOURCE UNIT WITH PHOSPHOR ELEMENT - The invention concerns a light source unit of tunable spectral properties, having a pump light source and a phosphor element for a conversion of pump light into converted light intended for illuminating a target, wherein the phosphor element has at least two phosphor element sections interacting differently with pump light, and wherein the light source unit further comprises a deflecting unit, such as a zoom lens or a variable diffraction grating, for deflecting the pump light so as to vary a distribution of pump light incident onto the phosphor element with respect to the different phosphor element sections, in order to vary spectral properties of the combined converted light beam emanating from the light source unit. | 06-20-2013 |
20130154552 | Energy Box Having an Inductive Charger, and a Method for Charging an Energy Box - An energy box comprising a rechargeable battery, charging electronics having an information transmitter which is connected to the rechargeable battery, an inductive charging device, which is connected to the charging electronics, a controller having an information memory, which controller controls the charging electronics, at least one sensor for detection of useful data, which sensor is connected to the controller, at least one semiconductor light source, which is used both for indication of data and for transmission of useful data, the useful data which is stored in the controller being transmitted optically via the at least one semiconductor light source during the charging process. | 06-20-2013 |
20130154500 | METHOD AND APPARATUS FOR LED DRIVING AND DIMMING, AND ILLUMINATION SYSTEM - A method for driving an LED connected to a power switch is provided. The method may include: determining a duty cycle of a pulse sequence for controlling the power switch according to a present current and a predetermined operating current of the LED; generating the pulse sequence according to the duty cycle and according to at least one of a randomized period sequence and a randomized pulse position sequence; and controlling switching operation of the power switch by the pulse sequence, so as to drive the LED. | 06-20-2013 |
20130154499 | CIRCUIT ARRANGEMENT AND METHOD FOR STARTING AND OPERATING A HIGH-PRESSURE DISCHARGE LAMP - A circuit arrangement may include: a half-bridge arrangement with a half-bridge center point, connected to an intermediate circuit voltage with a reference potential and a feed voltage potential; a lamp inductor connected at one end to the half-bridge center point; a starting stage connected to the other end of the lamp inductor and to the intermediate circuit voltage; a first switch connected between the reference potential and the starting stage; a series circuit of a first and a second capacitor connected to the intermediate circuit voltage; terminals for connecting a high-pressure discharge lamp, a first terminal being connected to the starting stage and a second terminal being connected to a node between the first and second capacitors; a two-port network, a first port of said two-port network connected to the starting stage and a second port of said two-port network connected to the node between the first and second capacitors. | 06-20-2013 |
20130147388 | METHOD FOR OPERATING AT LEAST ONE LIGHT-EMITTING DIODE AND LIGHTING DEVICE FOR CARRYING OUT THE METHOD - In a method for operating at least one light emitting diode the at least one light emitting diode is operated at least in some ranges by means of a pulse number modulation, in which a number of uniform current pulses is set within a predetermined interval duration depending on a light energy desired value. | 06-13-2013 |
20130135855 | ILLUMINATING SYSTEM OF FLEXIBLE SHAPE - Disclosed is an illuminating system of flexible shape and comprising at least one LED disposed on a flexible carrier material, an optic being provided that permits uniform, directed and/or glare-free light emission. | 05-30-2013 |
20130134870 | High-Pressure Discharge Lamp - A high-pressure discharge lamp comprising a translucent discharge vessel which encloses a discharge space and has two sealed ends. Two electrodes extend from the sealed ends into the discharge space, and a fill is arranged in the discharge space for generating a gas discharge. Electrical feeds lead out of the sealed ends for supplying energy to the electrodes, with an electrically conductive layer acting as an ignition aid being arranged on the surface of the discharge vessel. The electrically conductive layer comprises at least a first layer section and a second layer section, the first layer section being arranged on a first sealed end of the discharge vessel and extends onto the surface of that region of the discharge vessel which encloses the discharge space. The second layer section is arranged on the second sealed end of the discharge vessel and extends onto the surface of that region of the discharge vessel which encloses the discharge space. The parts of the first and second layer sections which are arranged on the surface of that region of the discharge vessel which encloses the discharge space are arranged at a distance from one another, and the layer sections are DC-isolated. | 05-30-2013 |
20130130434 | Method for Producing a Photovoltaic Element Comprising a Silicon Dioxide Layer - Production of a photovoltaic element, more particularly of a solar cell. In this case, an additional silicon dioxide layer is used, which is produced by UV irradiation with a wavelength of less than 200 nm and can improve the interface properties on the silicon and can help to reduce disturbances known by the expression “background plating”. | 05-23-2013 |
20130119279 | RADIATING ELEMENT FOR IRRADIATING SURFACES, HAVING A SOCKET - In various embodiments, an emitter for the irradiation of surfaces is provided. The emitter may include: an emitter vessel and an emitter base connected thereto, wherein the emitter base has at least one gas opening, which is designed for supplying a process gas into a spatial area adjacent to the emitter vessel. | 05-16-2013 |
20130114291 | Surface Light Guide and Luminaire - In at least one embodiment of the surface light guide, the surface light guide includes at least one scattering element for scattering light. A decoupling coefficient is caused by the scattering element. The decoupling coefficient is set in a varying fashion along a main light-guiding direction. In a direction perpendicular to the main sides of the surface light guide, the opacity value is no more than 0.10, the transmission coefficient is at least 0.75 and the quotient of the minimum light density and maximum light density seen over a continuous emitting area of at least one of the main sides is at least 0.75. | 05-09-2013 |
20130113372 | DYSPROSIUM-HALIDE-CONTAINING HIGH-PRESSURE DISCHARGE LAMP - A high-pressure discharge lamp may include a quartz glass bulb which encloses a discharge volume, and a fill which contains mercury and noble gas as well as metal halides being held in the discharge volume, wherein the fill contains both dysprosium halides and also oxyhalides of at least one of tungsten and mercury based on at least one of the halogens bromine and chlorine. | 05-09-2013 |
20130113371 | HIGH-PRESSURE DISCHARGE LAMP WITH IGNITION AID - A high-pressure discharge lamp having an ignition aid is provided. The discharge lamp may include: a discharge vessel consisting of ceramic or quartz glass which is sealed at two ends and which is accommodated in an outer bulb which is likewise sealed at two ends, the discharge vessel having two ends in which electrodes are fastened, two power supply lines holding the discharge vessel in the outer bulb, a UV enhancer with a single electrode as ignition aid being accommodated in the outer bulb, wherein the UV enhancer is positioned in the vicinity of a second end of the discharge vessel, while a feed line is routed from the first power supply line along the discharge vessel and is connected to the UV enhancer, the feed line being capacitively coupled to the first power supply line, the UV enhancer being installed between the feed line and the second power supply line. | 05-09-2013 |
20130113364 | Luminophore and Light Source Containing such a Luminophore - A luminophore from the class of nitridic or oxynitridic luminophores with at least one cation M and an activator D, wherein a proportion x of the cation is replaced with Cu and D is at least one element from the series Eu, Ce, Sm, Yb and Tb | 05-09-2013 |
20130107531 | HEAT SINK FOR A SEMICONDUCTOR LAMP AND A SEMICONDUCTOR LAMP | 05-02-2013 |
20130106281 | HIGH-PRESSURE DISCHARGE LAMP | 05-02-2013 |
20130100669 | LIGHTING SYSTEM - A lighting system may include a housing for a lighting module and at least one profiled element which can be coupled to the housing and protrudes from the housing when coupled to the housing. The housing has an external surface with a plurality of channels and comprises a plurality of seats. The profiled element may have a first engagement formation insertable into one of the channels of the housing and a second engagement formation insertable into one of the seats of the housing when the first engagement formation is inserted in the channel. Blocking means movable into a first and into a second operative position, may be. | 04-25-2013 |
20130100643 | Light source unit, an illuminating device equipped with the light source unit and medical equipment - The present invention relates to a light source unit having at least one LED sub light source unit. Each LED sub light source unit includes three types of LEDs: phosphor converted green LED, orange-red LED with a wavelength of 614 nm-622 nm, and blue LED with a wavelength of 460 nm-476 nm. Light generated by the three types of LEDs is mixed to generate white light. | 04-25-2013 |
20130094229 | Mounting device for lighting sources - A device for mounting lighting sources on a substrate includes a mounting frame provided with fixing formations for fixing on the substrate, the mounting frame defining a cavity for receiving the lighting source which rests on the substrate. A locking member may be provided which can be positioned in the cavity of the mounting frame to urge said lighting source toward the substrate. At least one of the mounting frame and the locking member may include at least one retaining formation for the lighting source, including one or more pins extending into corresponding openings in the lighting source, and/or one or more elastic fins extending from the mounting frame to elastically contact the lighting source. | 04-18-2013 |
20130094228 | Electronic assembly and a LED retrofit lamp having the Electronic assembly - The present invention relates to an electronic assembly which includes a printed circuit board and at least two I-type inductors arranged on the printed circuit board, the I-type inductor include an I-type magnetic pillar, respectively, wherein the magnetic pillars of the at least two I-type inductors are arranged in such a manner that a first end surfaces of the magnetic pillars are non-coplanar with each other and/or the second end surfaces of the magnetic pillars are non-coplanar with each other. In addition, the present invention further relates to an LED retrofit lamp having such electronic assembly. | 04-18-2013 |
20130094227 | Mounting device for lighting sources - A device for mounting planar lighting sources having a light emitting surface on a substrate includes a frame provided with fixing formations for fixing the frame on the substrate with the planar lighting source sandwiched between the frame and the substrate. The frame has an opening to surround the light emitting surface of said lighting source and is provided with elastic formations to elastically urge the lighting source toward the substrate. The fixing formations include at least one resilient formation to resiliently urge the frame toward the substrate. | 04-18-2013 |
20130094222 | Reflector for light sources and light source device - A reflector for light radiation sources, the reflector taking the form, for example, of a cup centered around a main axis with a bottom opening for a source of light radiation, the reflector including a cup-shaped base portion extending from the bottom opening to an outer rim, and an annular portion surrounding the outer rim. The annular portion may be telescopically coupled to the base portion and may be moveable with respect to the base portion along the main axis in order to vary the length over which the annular portion extends along the main axis with respect to the outer rim of the base portion. | 04-18-2013 |
20130094200 | LED lighting device and method for manufacturing an LED lighting device - An LED lighting device may include an LED support, which is populated with at least one LED on a front side thereof and a rear side of which is fastened to a rest. The front side of the LED support may be overarched by an electrically insulating, light-permeable and diffusely scattering LED cover, and the LED cover may be overarched by a protection cover resting on the support. | 04-18-2013 |
20130093337 | CIRCUIT AND METHOD FOR DRIVING LIGHT SOURCES AND LIGHTING SYSTEM - A circuit for driving a plurality of light sources via a current generator, wherein the light sources are grouped into a plurality of light source sets wherein the driver circuit comprises a plurality of inductive elements, a plurality of switches adapted to selectively connect each light source set in series with one of the inductive elements, and a control circuit configured for driving the switches, so that during a first operation time interval, each light source set is connected in series with a respective first inductive element, and during a second operation time interval, each light source set is connected in series with a respective second inductive element, wherein the respective second inductive element is separate from the respective first inductive element. | 04-18-2013 |
20130088850 | POLYHEDRON, ROTATIONAL ARRANGEMENTS, LIGHT SOURCE ARRANGEMENTS, A LIGHT SOURCE DEVICE, A LIGHTING DEVICE, A THREE-DIMENSIONAL BODY AND PROJECTORS - According to an embodiment, a polyhedron may be provided. The polyhedron may include a first luminescent face; and a second luminescent face. | 04-11-2013 |
20130069533 | SEMICONDUCTOR LAMP AND METHOD FOR OPERATING A SEMICONDUCTOR LAMP - A semiconductor lamp may include at least one semiconductor light source and a driver for feeding the at least one semiconductor light source, wherein the driver is inductively coupled to the at least one semiconductor light source at least for the feeding. | 03-21-2013 |
20130063946 | LIGHTING APPARATUS - A lighting apparatus may include: a light source substrate, to the front side of which at least one semiconductor light source is fitted and the rear side of which is fitted to an electrically conductive carrier; wherein alongside the light source substrate at least two electrically conductive contact pins are led through the carrier and the contact pins are electrically connected to the at least one semiconductor light source; wherein the contact pins are in each case introduced into an electrically insulating sleeve and the respective sleeve is inserted into an associated cutout of the carrier. | 03-14-2013 |
20130058091 | Lighting Module - Lighting module mounted onto a C-shaped rail having a bottom wall and electrical lines extending along the rail includes a light source board having a first face carrying one or more light radiation sources and a second face carrying electrical contacts. A channel-shaped housing envelops the board and has a web wall for emitting the light radiation and two opposed side walls each facing one of the longitudinal edges of the board. Each of a pair of opposed guide members extends along one of the longitudinal edges of the board facing a corresponding side wall of the housing. Each of the guide members and the corresponding side wall of the housing have complementary, mutually cooperating, ramp-like surfaces to retain the light source board within the housing. Elastic members urge the board away from the web wall of the housing, whereby the complementary ramp-like surfaces are elastically urged against each other. | 03-07-2013 |
20130058079 | LIGHTING DEVICE - In various embodiments, a lighting device may include at least one current-controlling device and at least two arrangements of at least one monochromatic light source in each case, wherein the light sources of both arrangements have approximately the same light color wherein at least one light source of one arrangement of light sources in each case has an active thermal connection to at least one light source or at least one further arrangement. | 03-07-2013 |
20130057162 | Circuit arrangement for operating at least one discharge lamp and at least one LED - The invention relates to a circuit arrangement for operating at least one discharge lamp (FL | 03-07-2013 |
20130057147 | FUSE FOR A LED FL RETROFIT LAMP, LED FL RETROFIT LAMP, AND METHODS FOR PRODUCING A LED FL RETROFIT LAMP - Various embodiments provide a fuse for a light emitting diode fluorescent lamp retrofit lamp, the fuse including a first electrical fuse connecting element for the electrical connection to an electric socket connecting element of a socket of the light emitting diode fluorescent lamp retrofit lamp; and a second electrical fuse connecting element for the electrical connection to a driver of the light emitting diode fluorescent lamp retrofit lamp; wherein the first fuse connecting element is designed as a connecting pin which is provided and equipped for a rigid connection to the socket connecting element. | 03-07-2013 |
20130056725 | Radiation-Emitting Component with a Semiconductor Chip and a Conversion Element and Method for the Production Thereof - A radiation-emitting component includes a semiconductor chip and a conversion element. The semiconductor chip includes an active layer suitable for generating electromagnetic radiation and a radiation exit face. The conversion element includes a matrix material and a luminescent material. The conversion element is arranged downstream of the radiation exit face of the semiconductor chip. The matrix material comprises at least 40 wt. % tellurium oxide and is free of boron trioxide and/or germanium oxide. A method for producing such a radiation-emitting component is furthermore stated. | 03-07-2013 |
20130051022 | METHOD OF PRODUCING A LIGHTING DEVICE, AND A CORRESPONDING LIGHTING DEVICE - Provide a plurality of lighting modules. Connect together a plurality of the lighting modules for forming a series of lighting modules. Cut the series of lighting modules into lighting devices having a lighting module. Interconnection elements of the last lighting module of each lighting device are cut along their transverse axes. Each lighting module includes a first set of contacts placed at a first end of said lighting module and a second set of contacts placed in corresponding positions at a second end of said lighting module. Each lighting module is connected to the next lighting module by means of interconnection elements which connect the first set of contacts of each lighting module to the second set of contacts of the next lighting module. Interconnection elements include a base plate and a hollow portion in order to form female connectors when said interconnection elements are cut along their transverse axis. | 02-28-2013 |
20130044500 | ELECTRONICS HOUSING FOR A LAMP, SEMICONDUCTOR LAMP AND METHOD FOR CASTING AN ELECTRONICS HOUSING FOR A LAMP - In various embodiments, an electronics housing for a lamp is provided, wherein an electronics printed circuit board is accommodated in an accommodating area surrounded by the electronics housing, and the electronics housing has an elongate channel, the channel connecting an outer side of the electronics housing to the accommodating area and extending substantially parallel to and offset with respect to the electronics printed circuit board. | 02-21-2013 |
20130027372 | PROJECTION DEVICE - Various embodiments relate to a projection device for projecting useful data onto a projection surface. In this case, a first laser device generates radiation having a first wavelength and a second laser device generates radiation having a second wavelength. The spots of the respective beams are detected by a sensor device and fed to a drive device for the laser devices. Said drive device temporally shifts the drive signals relative to one another in such a way that a horizontal distance between the spots is minimized. Various embodiments furthermore relate to a corresponding method for projecting useful data. | 01-31-2013 |
20130026928 | STREET LIGHTING DEVICE - In various embodiments, a street lighting device with a first light source for illuminating the street plane from above is provided. The device may include a second light source located at a closer position to the street plane than said first light source; a sensor sensitive to the occurrence of conditions of reduced ambient visibility; and a controller connected to said sensor and capable of activating said second light source in the presence of said conditions of reduced ambient visibility. | 01-31-2013 |
20130021809 | Lamp and end cap for a lamp - A rod-shaped retrofit lamp may have a mechanical sensing unit, and a current path has a plurality of electrically conductive sub-segments of which a first sub-segment is connected to the associated pin and of which a sub-segment is connected to the lamp's electronics unit, wherein the mechanical sensing unit is elastically pushed in counter to its projection direction from a released condition into an engaged condition and interacting with two current paths in such a way that the respective current path's first and second sub-segment will have been galvanically mutually coupled when the sensing unit is in the engaged condition so that the respective current path will have been closed and associated pin thereby electrically connected to the internal electronics unit. | 01-24-2013 |
20130020957 | CIRCUIT ARRANGEMENT AND METHOD FOR OPERATING AT LEAST ONE LED - A circuit arrangement for operating an LED may include a switching controller with an output for coupling to the LED; a short-circuiting switch with a control electrode, it being possible for the short-circuiting switch to be connected in parallel with an LED; and a control device with a radiation signal input for supplying a radiation signal and a first output, which is coupled to the control electrode of the short-circuiting switch; wherein the switching controller includes a start/stop input for starting the switch controller, it being possible for the control device to furthermore include a second output which is coupled to the start/stop input of the switching controller, it being possible for the control device to be designed to supply a start/stop signal at its second output for starting and stopping the switching controller depending on the radiation signal. | 01-24-2013 |
20130020941 | Semiconductor Lamp - In various embodiments, a semiconductor lamp may include a driver cavity for accommodating driver electronics, and a light source substrate populated with at least one semiconductor light source, said driver cavity being closed by the light source substrate. | 01-24-2013 |
20130016512 | SEMICONDUCTOR LAMPAANM Breidenassel; NicoleAACI Bad AbbachAACO DEAAGP Breidenassel; Nicole Bad Abbach DEAANM Hoetzl; GuenterAACI RegensburgAACO DEAAGP Hoetzl; Guenter Regensburg DE - In various embodiments, a semiconductor lamp may include at least one semiconductor light source; a driver for operating the at least one semiconductor light source and at least one heat sink for cooling the at least one semiconductor light source and the driver; wherein the at least one heat sink may include a first heat sink, which is thermally connected to the at least one semiconductor light source and a second heat sink, which is thermally connected to the driver; wherein the first heat sink and the second heat sink are thermally insulated from one another. | 01-17-2013 |
20130016503 | SELF-BALLASTED TUBE AND LUMINAIRE HAVING THE TUBEAANM Ku; Nim ChungAACI ShenzhenAACO CNAAGP Ku; Nim Chung Shenzhen CNAANM Lou; JiahuaAACI ShenzhenAACO CNAAGP Lou; Jiahua Shenzhen CNAANM Dellian; HaraldAACI EdlingAACO DEAAGP Dellian; Harald Edling DEAANM Fan; HuajianAACI ShenzhenAACO CNAAGP Fan; Huajian Shenzhen CN - In various embodiments, a self-ballasted light emitting diode (LED) tube may include an LED lamp body; and an LED driver module; wherein the LED driver module is configured to drive the LED lamp body for lighting; wherein the LED driver module and the LED lamp body are removably connected. | 01-17-2013 |
20130015777 | METHOD FOR FEEDING LIGHT SOURCES AND RELATED DEVICEAANM De Anna; PaoloAACI Valla di Riese Pio X (Treviso)AACO ITAAGP De Anna; Paolo Valla di Riese Pio X (Treviso) ITAANM D'Inca; IlanAACI Feltre (Belluno)AACO ITAAGP D'Inca; Ilan Feltre (Belluno) IT - In various embodiments, a method for powering light sources from a input power supply through a converter circuit is provided including a primary side and a secondary side separated by a galvanic barrier, wherein the primary side includes a power factor control block with an output capacitor. The method may include providing save circuitry on said secondary side for saving operational data of the converter upon failure of said input power supply; and powering said save circuitry during saving said operational data with energy derived from said output capacitor of said power factor control block. | 01-17-2013 |
20130009533 | High-pressure discharge lamp with graduated outer bulb - The high-pressure discharge lamp comprises an outer bulb having two tubular sections which are axially aligned, wherein a first section is arranged at the first end of the outer bulb and comprises a cylindrical zone having an outside diameter (d | 01-10-2013 |
20130004688 | METHOD FOR JOINING HOLLOW GLASS BODIES AND DISCHARGE VESSEL - In various embodiments, a method for producing a fluid connection between hollow glass bodies is provided. The method may include molding a joining region on each of the glass bodies; at least partially opening the joining regions; mutually positioning the glass bodies in the region of the joining regions; and joining the glass bodies. | 01-03-2013 |
20130002146 | LAMP ARRANGEMENT - In various embodiments, a lamp arrangement with a lamp including a base which is able to be inserted into a socket for establishing contact with the lamp, wherein the lamp arrangement has at least one operating element for setting a property of the lamp, wherein the at least one operating element is not accessible when the lamp is being used in the intended manner. | 01-03-2013 |
20120320582 | LAMP COMPRISING AT LEAST ONE LIGHT SOURCE AND AN ELECTRONIC OPERATING DEVICE - A lamp in accordance with various embodiments may include at least one light source; and an electronic operating device; wherein at least some electronic components of the operating device are arranged laterally with respect to the light source. | 12-20-2012 |
20120316397 | Light Source unit and projector having such a light source unit - A light source unit may include a cooling device; a luminescent substance; an excitation radiation source having a laser source; and an optical element arranged between the radiation source and the substance; wherein the cooling device constitutes a heat sink, wherein the substance is linked thermally to the heat sink; and wherein the optical element is designed as an integrating optical element and is coupled between the radiation source and the substance in such a mariner that a part of the radiation emitted by the radiation source, entering in an acceptance angle range of the integrating optical element, is subjected to an internal reflection in the optical element before it exits the optical element and strikes the substance, and that a part of the radiation emitted by the substance enters the optical element and exits the optical element as effective radiation. | 12-13-2012 |
20120314440 | LED LIGHTING DEVICE - A lighting device may include a circuit board, at least one light emitting diode fastened to the circuit board, and a housing, wherein the circuit board is a wall segment of the housing. | 12-13-2012 |
20120314412 | LED Lighting Device for Producing Multi-Chromatic Light Radiation - A lighting device ( | 12-13-2012 |
20120313549 | Filament Detection Circuit - Provided is a circuit for detecting a filament of a fluorescent lamp, wherein a first end of a first filament is connected to a second end of the first filament via an oscillation circuit, and the first end of the first filament is connected to an output of an inverter; a first end of a second filament is connected to a second end of the second filament via an oscillation circuit, wherein the first end of the second filament is connected to an internal ground; the second end of the second filament is connected to a power source, and a voltage at the second end of the second filament is used for controlling ON and OFF of an MOSFET, wherein a source of the MOSFET is connected to the internal ground. | 12-13-2012 |
20120313500 | Lamp with reflector means and reflector element - In various embodiments, a lamp may include at least one light source; and at least one reflector means for reflecting light that has been emitted by the at least one light source, it being possible for the at least one reflector means to have a radial asymmetric form about a longitudinal axis of the lamp. | 12-13-2012 |
20120311857 | Method for Contacting a Lighting Device, Tool for Performing the Method and Connection Element for Attachment on a Lighting Device - A method for contacting a lighting device is provided, wherein the lighting device has a circuit board which is covered at least partly by a sealing compound layer; wherein the lighting device can be separated at a separating point into two lighting device sections and each of the lighting device sections has at least one electrical contact. The method may include: removing at least the sealing compound layer on both sides of the separation point so that the contacts remain covered by a thinner, remaining sealing compound layer; separating the lighting device at the separation point; attaching a connection element at least to the remaining sealing compound layer of at least one of the lighting device sections, wherein the connection element has at least one contacting element, which contacts a respective contact covered by the remaining sealing compound layer after a separation or penetration of the remaining sealing compound layer; | 12-13-2012 |
20120307488 | Substrate for a Lighting Module and Lighting Module - A substrate ( | 12-06-2012 |
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 |
20120306342 | End piece for a retrofit fluorescent lamp and retrofit fluorescent lamp - An end piece for a retrofit fluorescent lamp may include a housing section open on a first end face and a cover that can close off the first end face, wherein the housing section and the cover can be non-detachably interlocked. | 12-06-2012 |
20120306340 | Lamp having gas filling - In various embodiments, a lamp is provided. The lamp may include at least one solid light source which is installed on a carrier; an at least partially light-permeable vessel, which encloses the light source and the carrier in a gas-tight manner and a filling gas, which is enclosed in the vessel, wherein the filling gas is a mixture of at least one gas having high thermal conductivity and at least one gas having a different physical property. | 12-06-2012 |
20120300483 | Luminaire Assembly - A luminaire assembly, in particular a bi-halogen headlight for a motor vehicle, having at least one light source, which has at least two lighting functions, characterized in that the light source has a different operating voltage in each case with regard to the at least two lighting functions. | 11-29-2012 |
20120300455 | Illumination Device - An illumination device may include a first heat sink; a carrier substrate, which is populated on its front side by at least one light source, and is attached by its rear side to the first heat sink; and a second heat sink, which is arranged essentially in front of the carrier substrate; wherein the at least one light source is arranged outside of the second heat sink. | 11-29-2012 |
20120299464 | Luminaire and Traffic Route Illumination Device - In at least one embodiment of the luminaire ( | 11-29-2012 |
20120287652 | LIGHTING DEVICE - A lighting device may include at least one partially light-transmissive cover which covers at least one light source, so that a hollow chamber is provided between the at least one light source and the cover, and at least one heat sink structure, which is at least one of at least partially arranged in the hollow chamber and is set at least partially into the cover. | 11-15-2012 |
20120286668 | LED LIGHTING SYSTEM, LED LAMP, AND ILLUMINATION SYSTEM FOR LED - The object of the present invention is to provide a LED illumination system which does not cause heat generation and damage, even when a straight-tube fluorescent lamp is mistakenly fitted into a straight-tube fluorescent lamp luminaire in which the fluorescent lamp ballast has been replaced with a LED lighting device. | 11-15-2012 |
20120276758 | METHOD FOR CONTACTING A PRINTED CIRCUIT BOARD HAVING ELECTRIC CONTACTS ON BOTH SIDES AND SUCH A PRINTED CIRCUIT BOARD - A method for contacting a printed circuit board ( | 11-01-2012 |
20120274199 | Electric lamp with an outer bulb and a built-in lamp and associated production method - In various embodiments, an electric lamp with an outer bulb and with a base fastened by means of a plate-like stand and a built-in lamp with a longitudinal axis, the outer bulb surrounding the built-in lamp, which is equipped with pinch seal with two narrow and two broad sides, two outer power supply lines protruding out of pinch seal being electrically conductively connected to feedlines leading to the base, built-in lamp being held without cement by a holding clip, wherein the holding clip has at least one clip part, including a basic body bent in the form of a U, two spring tongues being arranged on the basic body such that they embrace the broad sides of the pinch seal, a docking station for a feedline attached to the basic body, and contact being made between the basic body and an outer power supply line. | 11-01-2012 |
20120268953 | Lighting Device and Method for Assembling a Lighting Device - A lighting device, comprising a cooling body with at least one receiving area for a printed circuit board in each case, and at least one printed circuit board inserted into the at least one receiving area, with the at least one printed circuit board having a light source on its front face and with at least one part of a rear face making at least thermal contact with the cooling body. The at least one printed circuit board has a rotational locking means in each case which engages with at least one rotational locking mating means of its receiving area. | 10-25-2012 |
20120262425 | DISPLAY DEVICE AND DISPLAY METHOD THEREFOR - In various embodiments, a device for displaying a signal, including an optical guide defining at least one propagation path for an optical radiation from an injection point of the radiation, in which the optical radiation propagating along this path is subject to attenuation due to being diffused and made visible outside said guide, and at least one source of optical radiation for receiving said signal and generating an optical radiation whose intensity is a function of said signal; said at least one optical radiation source being coupled to said at least one injection point to inject into said guide the optical radiation generated by said radiation source. | 10-18-2012 |
20120262051 | Ceramic electrode for a high-pressure discharge lamp - An electrode for a high-pressure discharge lamp may include a shaft and a head mounted thereon, wherein at least a section of the head includes ceramic material, wherein the ceramic material is a boride or carbide. | 10-18-2012 |
20120256545 | High-Pressure Discharge Lamp - A high-pressure discharge lamp comprising a lamp base ( | 10-11-2012 |
20120248996 | START AUXILIARY DEVICE, BALLAST AND ILLUMINATION DEVICE - The present invention relates to a start auxiliary device for driving a gas discharge lamp cluster, the gas discharge lamp cluster comprising n gas discharge lamps connected in series, the start auxiliary device comprises: a primary start circuit including a primary start capacitor (C | 10-04-2012 |
20120248994 | Circuit for driving fluorescent lamp and light-emitting diode - Proposed is a circuit for driving a fluorescent lamp and a light-emitting diode. The circuit may include an inverter; a fluorescent lamp driving branch for driving a fluorescent lamp; a light-emitting diode driving branch for driving a light-emitting diode; a starting branch; and an alternate control branch. By using a simple circuit structure, various embodiments may realize a circuit capable of conveniently and alternately driving a fluorescent lamp and a light-emitting diode. | 10-04-2012 |
20120243232 | Lighting module - A lighting module may include a printed-circuit board which via its rear side is positioned on a cooling body and on its front side is fitted with at least one light source, and at least one electronic component; a cover for at least a partial region of the printed-circuit board, with the cover being seated upon the printed-circuit board; wherein the lighting module has at least one elastic fastening element which is secured to the cooling body and positioned against the cover. | 09-27-2012 |
20120242243 | CIRCUIT ASSEMBLY FOR OPERATING AT LEAST ONE DISCHARGE LAMP - A circuit assembly for operating a discharge lamp is disclosed having DC input terminals, a bridge circuit to implement a first bridge midpoint, an output coupling the discharge lamp thereto and a shunt resistor with a tapping point and a device for detecting overload operation. A device for ignition control of the discharge lamp, having an input for supplying a measurement signal and a switch control device is provided connected to the device for detecting overload operation and the ignition control device. The switch control device is designed to modify control signals for at least a first and second electronic switch as a function of the output signals of the device for detecting overload operation. | 09-27-2012 |
20120242241 | LIGHTING APPARATUS WITH AT LEAST ONE LED - The present invention relates to a lighting apparatus with at least one LED, in particular an LED retrofit, in which a surge arrester whose breakdown voltage is above the maximum system voltage and below the starting voltage of the fluorescent lamp which is intended to be replaced by a lighting apparatus according to an embodiment. In this way, a lighting apparatus according to an embodiment can be operated using the ballast originally designed for a fluorescent lamp, wherein, moreover, a risk to an operator when inserting a lighting apparatus according to an embodiment into a luminaire can reliably be ruled out. | 09-27-2012 |
20120242226 | LED lamp - A light emitting diode lamp may include a socket; a first circuit board; and at least one plug connector electrically connected to the socket; wherein the connector is connected to the circuit board by means of a plug section. | 09-27-2012 |
20120241807 | Mounting Structure for Solid State Light Sources - A mounting structure for solid-state light sources, for example of the LED type, comprises a support board; a submount mounted on said support board and having at least one solid-state light radiation source mounted thereon; a drive board carrying drive circuitry for the light radiation source, the aforementioned drive board being mounted on the support board and extending peripherally with respect to the aforementioned submount; electrical interface connections between the submount and the drive board for connecting the light radiation source to the drive circuitry; and mechanical and thermal interface connections between the submount and the support board. | 09-27-2012 |
20120241778 | LIGHT-EMITTING DEVICE AND METHOD FOR ASSEMBLING A LIGHT-EMITTING DEVICE - A light-emitting device, including a heatsink arranged at a tip of the light-emitting device, at least one light source, in particular a light-emitting diode, arranged on an underside of the heatsink, and a reflector arranged below the heatsink for reflecting at least some of the light emitted by the at least one light source. | 09-27-2012 |
20120235577 | ELECTRONIC CONTROL GEAR FOR OPERATING AT LEAST ONE LED AND/OR AT LEAST ONE DISCHARGE LAMP - An electronic control gear for operating at least one of at least one LED and at least one discharge lamp is provided. It may include a first terminal for coupling to a phase of an AC voltage supply; a second terminal for coupling to the neutral conductor of the AC voltage supply; a control input for coupling in a control signal of a control apparatus; a first output for coupling to the LED; a second output for coupling to the discharge lamp; a first driver circuit for the LED; a second driver circuit for the discharge lamp; an evaluation apparatus for evaluating the control signal at the control input, the evaluation apparatus comprising a microcontroller, which activates said driver circuits depending on the control signal, wherein a first capacitance is coupled between the second terminal and the control input. | 09-20-2012 |
20120235206 | LIGHTING DEVICE AND METHOD FOR CONTACTING A LIGHTING DEVICE - A lighting device may include a printed circuit board, wherein the printed circuit board has wiring on at least one of the front side and the back side thereof, the respective wiring is covered by at least one potting layer, the lighting device furthermore has at least one electrically conductive punched bushing and the punched bushing extends through a potting layer at least to the wiring and contacts the wiring. | 09-20-2012 |
20120229292 | LIGHTING APPARATUS FOR A BEACON SYSTEM - A lighting apparatus for a beacon system may include a first light source having at least one visible light emitting diode; and a second light source configured to essentially emit infrared radiation. | 09-13-2012 |
20120229026 | HIGH-PRESSURE DISCHARGE LAMP WITH IMPROVED IGNITABILITY AND HIGH-VOLTAGE PULSE GENERATOR - High pressure discharge lamp ( | 09-13-2012 |
20120223658 | LAMP AND LUMINAIRE WITH AT LEAST ONE LIGHT EMITTING DIODE - In various embodiments, a lamp is provided. The lamp may include at least one light emitting diode; a housing, which comprises at least a first housing part and a second housing part, wherein the first housing part is arranged movably relative to the second housing part; a motion detection sensor for detecting a magnitude of a movement of the first housing part relative to the second housing part; and a radiation modification apparatus for modifying at least one parameter of the radiation emitted by the at least one light emitting diode, the radiation modification apparatus being coupled to the motion detection sensor, the radiation modification apparatus being designed to modify the radiation to be emitted by the at least one light emitting diode depending on the detected magnitude of the movement. | 09-06-2012 |
20120223638 | HIGH-PRESSURE DISCHARGE LAMP HAVING A STARTING AID - In various embodiments, a high-pressure discharge lamp including a starting aid and a longitudinal axis having a ceramic discharge vessel that is housed in an outer bulb, the discharge vessel having two ends having including capillaries with electrodes fastened therein, wherein a frame having a hanger wire holds the discharge vessel in the outer bulb and the hanger wire is configured so that it includes a plate-like starting aid toward the capillary of the opposite-pole electrode, with the plate-like starting aid being configured as a foil or metal sheet and the plate-like starting aid further including a means for purely mechanical fastening to at least the capillary. | 09-06-2012 |
20120217866 | LUMINOPHORE COMPOSITION FOR LOW PRESSURE DISCHARGE LAMPS - In various embodiments, a luminophore composition for low pressure discharge lamps for generating radiation with a color temperature of greater than 4800 K having a very good general color rendering index of greater than 90, the luminophore composition including at least one halophosphate luminophore, a luminophore emitting in the red wavelength region, a luminophore emitting in the blue-green wavelength region, a europium-doped luminophore emitting in the blue wavelength region and a Tb-doped luminophore emitting in the green wavelength region, wherein the luminophore composition includes a luminophore emitting in an emission range in the visible region with wavelengths of greater than 380 nm and at least one emission band in the near ultraviolet and that the emitted intensity of the luminophore is smaller in the visible region than in the near ultraviolet region. | 08-30-2012 |
20120206917 | Lighting Module, Lighting Device Comprising A Lighting Module, Method for Assembling a Lighting Module and Method for Assembly of a Lighting Device - A lighting module ( | 08-16-2012 |
20120201026 | LED Module, Method for Operating said LED Module and Lighting Device having said LED Module - An LED module comprising at least one light emitting diode chip which is arranged on a carrier, wherein the at least one LED chip is configured for operation with a current strength of at least 1.4 amperes. | 08-09-2012 |
20120195054 | Heat sink for an illumination device - A heat sink ( | 08-02-2012 |
20120195009 | Electronic Product Having a Double-PCB Sandwich Structure and a Method of Assembling the Same - An electronic product having a double-PCB sandwich structure includes a PCB assembly, and a casing having an open side. The electronic product is configured such that a protuberance is respectively formed on the inner sides of two side walls of the casing in the longitudinal direction, the PCB assembly comprises an electronic component, a base PCB and a main PCB, the length of the base PCB and the length of the main PCB in the longitudinal direction of the casing are substantially equal to each other and slightly smaller than the length of the casing so that the PCB assembly can be installed into the casing by mating with the protuberances. | 08-02-2012 |
20120194084 | METHOD FOR OPERATING HIGH-PRESSURE DISCHARGE LAMPS - In various embodiments, a method for operating high-pressure discharge lamps, in which high-pressure discharge lamps are operated at the same time in a different thermodynamic state, so that one high-pressure discharge lamp having an emission line emits at a spectral position and at the same time a different high-pressure discharge lamp having an absorption line emits light at the same spectral position, wherein at least some of the light emitted by each high-pressure discharge lamp is converged in a local area. | 08-02-2012 |
20120187871 | LOW-PRESSURE DISCHARGE LAMP - A low-pressure discharge lamp includes a discharge vessel, a gas discharge medium including nitrogen contained in the discharge vessel at low pressure, wherein the discharge lamp is configured such that light may be generated by a high-current discharge process of the gas discharge medium. | 07-26-2012 |
20120187869 | POWER SUPPLY DEVICE - In various embodiments, an electrical power supply device may include a transformer with a primary winding having coupled thereto a main switch switchable on and off to connect and disconnect said primary winding from a supply source and a secondary winding having coupled therewith a main branch for feeding a load and at least one auxiliary branch to provide an auxiliary power supply; wherein said at least one auxiliary branch includes a switching regulator with hysteresis with a respective auxiliary switch sensitive to the voltage on said secondary winding and the voltage of said auxiliary power supply, said auxiliary switch configured for closing to draw current from said main branch toward said auxiliary power supply in the presence of a negative transition of the voltage on said secondary winding and for opening when the voltage on said auxiliary power supply reaches an upper reference level. | 07-26-2012 |
20120184173 | METHOD FOR PRODUCING A DISCHARGE LAMP - In various embodiments, a method for producing high-pressure discharge lamp including discharge vessel sealed off on two sides, discharge vessel having two ends with an electrode system with foil, an electrode with shaft and an outer current lead-in, by: providing a quartz glass discharge vessel having two still open, tubular ends; introducing an electrode system into the open first end and, if necessary also into the second open end; optionally flushing the discharge vessel; heating first open end at the level of the shaft, at no less than two selected points lying on a circumference and enabling centering; provisional fixing in place of the shaft by means of a bossing process, wherein fingers made of quartz glass are formed at tubular first end and extend toward shaft; heating and fuse-sealing the sealing-in region, comprising the foil and the fingers, at the first end, thereby sealing off first end. | 07-19-2012 |
20120181945 | ELECTRONIC BALLAST AND METHOD FOR OPERATING AT LEAST ONE DISCHARGE LAMP - In various embodiments, ballast for a discharge lamp includes input and output connections; inverter with bridge circuit with electronic switches and control device for controlling electronic switches, wherein switches are connected in series between input connections, wherein one electronic switch is coupled to first input connection and second electronic switch to second input connection, wherein a bridge midpoint is between electronic switches; including a current measuring device for measuring second electronic switch current; lamp choke series-connected between bridge midpoint and first output connection; capacitor parallel-connected with one of electronic switches; and coupling capacitor; wherein control device is coupled to current measuring device and renders an electronic switch conducting, if negative threshold value is exceeded when electronic switch is rendered nonconducting; or if negative threshold value of current through electronic switch is not exceeded after another electronic switch is rendered nonconducting, wherein control device increases first frequency in second case. | 07-19-2012 |
20120176807 | CONNECTING COMPONENT FOR LIGHTING DEVICES - In various embodiments, a coupling component is configured to hold a lighting body inserted in a protection bulb via a mouth portion of the bulb, the coupling component having a groove for receiving the rim of the mouth portion of the bulb, the groove including sculptured formations to keep the mouth rim received in the groove spaced from the bottom of the groove to produce a discontinuous contact between the mouth rim and the groove. | 07-12-2012 |
20120176798 | LAMP UNIT - In various embodiments, a lamp unit including a lamp which is inserted into a reflector and which has a base with a reference ring including at least one referencing surface which cooperatively interacts with a corresponding referencing element of a holder of the reflector, configured such that the lamp is separably connected to the holder through a bayonet coupling. | 07-12-2012 |
20120176060 | Power supply device - In various embodiments, a two-switch flyback power supply may include a transformer having a primary winding and a secondary winding to feed a load; a pair of electronic switches alternatively switchable on and off to connect the primary winding of said transformer to an input line to feed said primary winding of said transformer, wherein at least one of said electronic switches is an electronic switch having a control electrode floating with respect to ground; a capacitive voltage divider arranged between said input line and the ground of the device, with the dividing point of said capacitive voltage divider connected to an intermediate point of said primary winding of said transformer; and an auxiliary secondary winding in said transformer, said auxiliary secondary winding feeding the control electrode of said at least one of said electronic switches. | 07-12-2012 |
20120176058 | POWER SUPPLY DEVICE - An electrical supply device may include a transformer with a secondary winding to feed a current to a load; control circuitry for the device; an auxiliary supply source for said control circuitry. The auxiliary supply source may include an output capacitor across which a supply voltage is provided for said control circuitry; at least one charge accumulation capacitor to be traversed by the current fed to said load; a comparator sensitive to the voltage on said at least one charge accumulation capacitor; and a switch interposed between said at least one charge accumulation capacitor and said output capacitor, said switch coupled to said comparator, whereby when the voltage on said at least one charge accumulation capacitor reaches a reference level, said switch couples said at least one charge accumulation capacitor to said output capacitor by transferring onto said output capacitor the charge on said at least one charge accumulation capacitor. | 07-12-2012 |
20120176056 | Circuit Arrangement for Operation of at Least One LED - In various embodiments, a circuit for operating an LED includes input terminals for coupling to a supply voltage; output terminals for providing output DC voltage(s) to the LED(s); an inverter having a bridge circuit with at least first and second electronic switches comprising control electrodes, reference electrodes and working electrodes, wherein first and second electronic switches are serially coupled between input terminals, forming a first bridge center point; a first inductor serially coupled between first bridge center point and an output terminal; and a drive circuit having output terminals, wherein one output terminal is coupled to control electrode of first electronic switch and second output terminal is coupled to control electrode of second electronic switch; configured so that-drive circuit comprises control devices, wherein one control device includes a second inductor magnetically coupled to the first inductor, and wherein second control device includes third inductor magnetically coupled to first inductor. | 07-12-2012 |
20120170294 | Housing for a ballast - In various embodiments, a housing for a ballast for operating a discharge lamp provided as a light source for a vehicle headlamp includes a housing forming an inner chamber to accommodate electrical components of the ballast, the housing configured such that it has an annular circumferential recess on its exterior, in which is arranged a sealing ring and on which fasteners are provided for the ballast, the fasteners being arranged outside the area on the exterior of the housing enclosed by the annular recess and the sealing ring. | 07-05-2012 |
20120169213 | PHOSPHORESCENT METAL COMPLEX COMPOUND, METHOD FOR THE PRODUCTION THEREOF AND RADIATION EMITTING STRUCTURAL ELEMENT - A phosphorescent metal complex may include at least one metallic central atom M; and at least one ligand coordinated by the metallic central atom, wherein one ligand is bidentate with two uncharged coordination sites and comprises at least one carbene unit coordinated directly to the metal atom. | 07-05-2012 |
20120169211 | LIGHTING DEVICE - A lighting device may include a lighting source, and an electric power supply circuit for said lighting source, said lighting source and said power supply circuit being separated by respective walls defining an air separation gap between them. | 07-05-2012 |
20120168786 | Potted Optoelectronic Module Having a Plurality of Semiconductor Components and Method for Producing an Optoelectronic Module - An optoelectronic semiconductor component comprising: a main body ( | 07-05-2012 |
20120161622 | High-pressure discharge lamp with starting aid - A high-pressure discharge lamp with a starting aid has a discharge vessel, the discharge vessel being held in an outer bulb by means of a frame. A UV enhancer which is fixed directly by means of the frame is used as the starting aid. | 06-28-2012 |
20120147596 | LAMP HAVING A TUBULAR LAMP BODY, METHOD FOR PRODUCTION OF A LAMP SUCH AS THIS, AND A SPACING ELEMENT - The various embodiments relate to a lamp having a tubular lamp body, wherein at least one first line harness and one second line harness, or at least one first line and one second line, are arranged in the tubular lamp body, wherein the lamp furthermore has at least one spacing apparatus, which is arranged in the lamp and is designed to fix at least the first line harness and the second line harness or the first line and the second line at a predeterminable distance (D) from one another, at least in places. The various embodiments further relate to a method for production of a lamp such as this, and to a spacing element. | 06-14-2012 |
20120146497 | HIGH-PRESSURE DISCHARGE LAMP - In various embodiments, a high pressure discharge lamp may comprise a ceramic elongate discharge vessel with an axis and with a central middle part and two tapering ends, wherein the ends are closed by seals containing electrode systems, and wherein a filling comprising metal halides is situated in the discharge vessel, in which the lamp further comprises a fin-like structure including at least three fins located on at least one tapering end, the structure comprising an attachment having a leading root directly on the discharge vessel and having a trailing root from which an undercut extends in the direction of the seal, wherein the axial length of the attachment is chosen and wherein the axial length of the undercut is at least 30% of the length of the attachment. | 06-14-2012 |
20120146496 | HIGH-PRESSURE DISCHARGE LAMP WITH STARTING AID AND METHOD FOR PRODUCING THE SAME - In a high-pressure discharge lamp including a ceramic discharge vessel, a secure connection between a hybrid antenna as starting aid and a leadthrough of the discharge vessel is provided by virtue of the fact that a means between leadthrough and extension limits the ohmic resistance between leadthrough and hybrid antenna preferably to at most | 06-14-2012 |
20120146495 | HALOGEN BULB FOR VEHICLE HEADLIGHTS - A halogen bulb for vehicle headlights, comprising at least one filament, which is designed such that it can be used as a light source for generating a low-beam or high-beam and during operation has a lower electric power consumption than the filaments of conventional halogen bulbs used to generate a low-beam or high-beam. | 06-14-2012 |
20120139435 | Method for Controlling a Voltage Transformer for Overvoltage Protection, Voltage Transformer and Operating Device having a Voltage Transformer - A method for controlling a voltage transformer for operating a switchable load having at least one inductance and a switch, which is activated by a digital control device. When the switch is closed, a magnetizing current flows through the inductance. When the switch is open, a demagnetizing current flows through the inductance. The method comprises the steps of measuring the demagnetizing time of the inductance and, when a maximum value of the demagnetizing time of the inductance is exceeded, storing such an ocurrence as a fault. The load is disconnected by the control device when a predetermined maximum frequency of faults is exceeded. | 06-07-2012 |
20120139423 | CONVERTER DEVICE - A converter for feeding a load via an inductor with a current having a controlled intensity between a maximum level and a minimum level may include: a switch switchable on and off to permit or prevent, respectively, feeding of current towards said inductor; first and second current sensors sensitive to the current flowing through said switch when said switch is on or off, respectively; comparator circuitry to identify if the current intensity detected by said first current sensor and said second current sensor reaches said maximum level and said minimum level, respectively, by generating respective logical signals; and drive circuitry for said switch sensitive to said logical signals and configured to turn off said switch when the current intensity detected by said first sensor reaches said maximum level and turning on said switch when the current intensity detected by said second current sensor reaches said minimum level. | 06-07-2012 |
20120139413 | HIGH-PRESSURE DISCHARGE LAMP WITH STARTING AID - A high-pressure discharge lamp having an ignition aid, mounted in an outer bulb, wherein the discharge vessel comprises two ends having seals in which electrodes are mounted and wherein a frame having a clip wire retains the discharge vessel in the outer bulb. The clip wire is bent toward the seal of the opposite pole electrode until the bent part formed thereby acts as an ignition aid. | 06-07-2012 |
20120139412 | HIGH-PRESSURE DISCHARGE LAMP HAVING AN IGNITION AID - A high-pressure discharge lamp with an ignition aid has a discharge vessel which is mounted in an outer bulb, the discharge vessel comprising two ends having seals in which electrodes are secured, and a frame having a clip wire retaining the discharge vessel in the outer bulb. The clip wire comprises a plate-like part acting as an ignition aid and facing the seal of the opposite pole electrode. | 06-07-2012 |
20120134154 | Configuration of Multiple LED Module - A configuration of multiple LED modules having a plurality of LED modules that each contain a carrier that has a first main area, a second main area and at least one semiconductor layer. The first main area has a planar configuration. The LED modules also include a plurality of LED semiconductor bodies that applied on the first main area of the carrier. In addition, the multiple LED modules include a common heat sink, where the carrier of the LED modules in each case are connected to the common heat sink on the second main area. | 05-31-2012 |
20120134147 | Optoelectronic Module - An optoelectronic module ( | 05-31-2012 |
20120120644 | LIGHTING MODULE, LIGHTING STRIP INCLUDING A PLURALITY OF CONTIGUOUS LIGHTING MODULES, AND METHOD FOR PREPARING A LIGHTING STRIP - A lighting module includes a strip-shaped carrier. At least one light source, and at least one electrical contact element that can be contacted at the edge, are present on the strip-shaped carrier. The at least one light source may be a semiconductor lighting element. The at least one electrical contact element is designed as a material volume element. | 05-17-2012 |
20120112653 | Electronic ballast for operating at least one discharge lamp - An electronic ballast for operating at least one discharge lamp may include an input having a first and a second input connection for coupling to a DC supply voltage; a load circuit having an output; a constant-current transformer which includes a converter throttle, a converter diode and a converter switch, whereby the converter throttle is coupled serially between the first input connection and the load circuit; an activation circuit which is configured to activate the converter switch during operation with an HF signal; wherein at least one component across which a second voltage which is opposite in phase to the first voltage drops during operation is coupled between the internal and the external reference potential. | 05-10-2012 |
20120086355 | CIRCUIT AND METHOD FOR DRIVING A LAMP - In various embodiments, a circuit for driving a lamp, which is operated via a bridge circuit, is provided. The circuit may include an analog controller configured to drive the bridge circuit in a first operating mode; and a logic circuit configured to drive the bridge circuit in a second operating mode. | 04-12-2012 |
20120086320 | COOLING MEMBER FOR SEMICONDUCTOR LIGHT EMITTING ELEMENTS - A cooling member for at least one semiconductor light emitting element, in particular an LED, may include a mounting cavity for accommodating at least part of a control electronics unit, whereby the cooling member is composed of multiple cooling member parts, whereby each of which cooling member parts includes part of a wall of the mounting cavity. | 04-12-2012 |
20120081889 | POWER SUPPLY MODULE, AND LIGHTING STRIP - A power supply module may include an at least partially flexible support; a supply unit arranged on the support; and at least one outlet connection for a lighting module which can be fed by the supply unit. | 04-05-2012 |
20120075844 | LED COASTER - An LED coaster may include: a light transmitting cover, on the upper surface of which an object is placed; a bottom cover attached to the lower surface of the light transmitting cover; a substrate provided between the light transmitting cover and the bottom cover, having an LED mounted on a component surface on the light transmitting cover side and having a switch that turns the LED on and off mounted on a solder surface on the bottom cover side; batteries contained in a battery storage part of the bottom cover to supply electric power to the LED; two rubber pads attached to the bottom surface of the bottom cover; and a switch pad that is attached to the inside of the bottom cover in a vertically moveable manner and on which a switch pressing part facing the switch is arranged. The two rubber pads and the switch pad may be arranged near the outer periphery of the bottom of the bottom cover at approximately equal intervals in a circumferential direction, and the diameter of the switch pad may be set to just under ½ of the diameter of the LED coaster. | 03-29-2012 |
20120069556 | ILLUMINATION MODULE AND ILLUMINATION DEVICE - An illumination module may include at least one flexible carrier for a plurality of heat sources, including light sources, wherein the carrier is provided for being bent over at least part of its width. | 03-22-2012 |
20120068610 | Method and apparatus for setting a chromaticity coordinate - A method for setting a color locus of a luminaire ( | 03-22-2012 |
20120044707 | LIGHTING DEVICE HAVING AT LEAST ONE HEAT SINK - In various embodiments, a lighting device may include at least one heat sink and a base configured to accommodate at least one light source and at least one device connected to the lighting device configured to generate a cooling media flow, wherein the cooling media flow runs predominantly parallel to the plane of the base of the heat sink. | 02-23-2012 |
20120044689 | LIGHTING SYSTEM COMPRISING AT LEAST ONE LUMINOUS BAND - In various embodiments, a lighting system may comprise at least one connection element and at least one luminous band having at least one band-shaped unit circuit board, whereby the unit circuit board is equipped with at least two semiconductor light sources, and has at least one contact area arranged between at least two semiconductor light sources, whereby the contact area is configured so it can be severed and the contact area and the connection element are configured such that after severing of the contact area the connection element can be applied onto the contact area and at least one circuit can be closed on the unit circuit board by applying the connection element onto the contact area. | 02-23-2012 |
20120043898 | ELECTRONIC BALLAST AND METHOD FOR OPERATION OF AT LEAST ONE DISCHARGE LAMP - Various embodiments provide an electronic ballast for operation of at least one discharge lamp, with the electronic ballast having an apparatus for power factor correction with a voltage converter. The voltage converter itself includes an inductance, a diode and a switch. A control apparatus, which produces a square-wave signal as a control signal to the switch of the apparatus for power factor correction, includes an I regulator. This produces a first component of the on time of the control signal. In order to react to short-term power demands in the load circuit for example on ignition of the discharge lamp, an electronic ballast furthermore may include a power determining apparatus, which is coupled to the control apparatus, with the control apparatus being designed to vary the control signal as a function of the power consumed in the discharge lamp. | 02-23-2012 |
20120020104 | ILLUMINATION UNIT FOR VEHICLE HEADLIGHTS AND VEHICLE HEADLIGHTS - An illumination unit for vehicle headlights may include a light-emitting diode device, a housing and an assembly board on which components of an operating circuit for operating the light-emitting diode device are arranged, wherein the housing and the assembly board define an interior space, wherein the assembly board has at least one electrically conductive inner layer that is connected to a ground reference potential of the operating circuit and on its surface the assembly board has at least one electrical contact surface which is contacted with at least one electrically conductive inner layer, and the housing has an electromagnetic shielding structure configured to provide electromagnetic shielding of the interior space, wherein the electromagnetic shielding structure is connected to the at least one electrical contact surface. | 01-26-2012 |
20120002409 | CARRIER COMPRISING AT LEAST ONE SEMICONDUCTOR LUMINOUS DEVICE AND CARRIER SYSTEM - In various embodiments, a mount may include an elongated basic form which is configured to include at least two functionalities, of which at least one functionality is a lighting functionality, wherein to implement the at least one lighting functionality, the mount includes at least one semiconductor lighting device. | 01-05-2012 |