Patent application number | Description | Published |
20090140662 | Circuit Arrangement Having a Transformation Apparatus and Operating Method for a Lamp Using a Circuit Arrangement Having a Transformation Apparatus - The present invention relates to a circuit arrangement having a transformation apparatus, which has a primary side (P) and a secondary side (S), wherein the primary side and the secondary side (S) are DC-isolated from one another, wherein the primary side (P) has a terminal for a supply voltage (UE) and is connected to a first reference potential, wherein the secondary side (S) comprises a first and a second output line, which, in the normal case, are not coupled to a reference potential and which form an output terminal, at which a voltage for a load (LA) can be provided, wherein it furthermore comprises: an apparatus for tapping off a measured voltage potential (CP) on the secondary side (S); and an apparatus (10) for determining whether the measured voltage potential is in a permissible range. The invention moreover relates to an operating method for a lamp using a circuit arrangement. | 06-04-2009 |
20090289563 | Circuit Arrangement and Method for Operating At Least One Dielectric Barrier Discharge Lamp - The invention relates to a circuit assembly for operating at least one dielectrically impeded discharge lamp (La | 11-26-2009 |
20100014292 | OPTICAL ELEMENT - In various embodiments, an optical element may include at least one elastically deformable support, on which at least one reflective layer is applied; and in addition at least one deformation apparatus for elastically deforming the at least one support. | 01-21-2010 |
20100026199 | DIELECTRIC BARRIER DISCHARGE LAMP WITH STARTING AID - A dielectric barrier discharge lamp is provided, which may include an anode and a cathode, a discharge vessel with an exhaust tube, at least one starting electrode which is arranged along the outer side of the exhaust tube, a starting coating, which is arranged in the inner side of the exhaust tube, wherein the starting coating is arranged centrally over the starting electrode, and this starting electrode is connected to the cathode. | 02-04-2010 |
20100128481 | FAIRY LIGHTS - A string of lights is provided. The string of lights may include a plurality of light sources, wherein the light sources are integrated into the string of lights and are embedded in a support part of the string of lights. | 05-27-2010 |
20100148674 | SETTING AN RGB LUMINOUS MODULE - An arrangement for setting at least one RGB luminous module is provided. The arrangement may include at least one RGB sensor configured to detect a color signal; and a processor configured to set the at least one RGB luminous module depending on the color signal. | 06-17-2010 |
20100164389 | CIRCUIT ARRANGEMENT AND METHOD FOR OPERATING AT LEAST ONE LED AND AT LEAST ONE FLUORESCENT LAMP - A circuit arrangement for operating an LED and an fluorescent lamp may include a main rectifier; an auxiliary rectifier; an inverter, the output of said inverter having a terminal for connecting the fluorescent lamp; a starting device, wherein its first terminal is coupled to a control electrode of one of the switches of the inverter; a pull-down circuit; and a starting capacitor; wherein the second terminal of the starting device and the second terminal of the pull-down circuit are coupled to the first output terminal of the auxiliary rectifier; wherein the starting capacitor is coupled between the first and the second output terminal of the auxiliary rectifier; and wherein there is arranged in parallel with the starting capacitor a series circuit including a first and a second terminal for the LED and an LED switch, wherein the LED switch has a control electrode, an operating electrode and a reference electrode. | 07-01-2010 |
20100201285 | CIRCUIT ARRANGEMENT FOR CONVERSION OF AN INPUT AC VOLTAGE TO A DC VOLTAGE, RETROFIT LAMP HAVING A CIRCUIT ARRANGEMENT SUCH AS THIS, AS WELL AS A LIGHTING SYSTEM - A circuit arrangement for conversion of an input AC voltage to a DC voltage is provided. The circuit arrangement may include an input into which the input AC voltage is input; an output to which a load can be connected; and a first storage circuit and a second storage circuit, each storage circuit comprising at least one inductance and each comprising at least one capacitance, and a diode network. | 08-12-2010 |
20100264851 | Control of Illumination Devices - A switch for generating short-term supply-line interruptions during switching-on with contact elements ( | 10-21-2010 |
20110210817 | LIGHT FOR AT LEAST ONE LED AND TRANSMITTER FOR GENERATING A RADIO SIGNAL FOR SUCH A LIGHT - A lamp may include at least one LED; a solar module; an accumulator; charging electronics coupled between the solar module and the accumulator; a drive circuit for the at least one LED, which is coupled to the accumulator; a receiver which is coupled to the accumulator and is configured to receive a radio signal; and a processing device which is coupled to the accumulator and the receiver and is configured to form at least one drive signal for the drive circuit from the data received with the radio signal. | 09-01-2011 |
20110286227 | LED LAMP, MOUNTING AND METHOD FOR OPERATING AN LED LAMP - A lamp may include illumination means which include at least one LED, and having a base, by way of which the lamp can be connected to a mounting in order to be supplied with voltage, wherein the illumination means are connected to the base by way of a mechanism which in a first state couples the illumination means in rotatable fashion to the base around an axis and in a second state couples the illumination means to the base in a rotatably fixed manner, and light emitted by the illumination means has an intensity distribution which is asymmetric with respect to the axis. | 11-24-2011 |
20120007509 | LIGHT HAVING AT LEAST ONE LED - A luminaire may include at least one LED; a solar module; an accumulator; an electronic charger coupled between the solar module and the accumulator; and a drive circuit coupled to the accumulator, for the at least one LED; a fastening device that is configured to fasten the luminaire at an operating location; and an LED holding device that is configured to hold the at least one LED; wherein the luminaire may further include a position varying device that is coupled between the fastening device and the LED holding device and is configured to vary the position of the at least one LED in relation to the fastening device. | 01-12-2012 |
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 |
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 |
20130010473 | LED Lighting Device - An LED lighting device, in particular an LED retrofit lamp, comprising a light-emitting means ( | 01-10-2013 |
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 |
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 |
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 |
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 |
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 |