Osram Gesellschaft MIT Beschraenkter Haftung

Osram Gmbh

Osram Gesellschaft MIT Beschrankter Haftung

Osram Ag

Osram Opto Semiconductors Gmbh

Ledvance Gmbh

Ralph Bertram

Markus Hofmann

Moritz Engl

Jan Marfeld

Robert Kraus

Simon Schwalenberg

Harald Stoyan

Nicole Breidenassel

Tobias Frost

Ralph Wirth

Julius Muschaweck

Oskar Schallmoser

Peter Sachsenweger

Guenter Hoetzl

Steffen Strauss

Wolfgang Pabst

Klaus Burkard

Florian Zeus

Gerhard Holzapfel

Christian Herbold

David Dussault

Matthias Fiegler

Georg Forster

Benjamin Jobst

An LED module may include at least one passage opening from a first side of the LED module to a mounting side of the LED module, located opposite the first side. The passage opening is formed in such a way that a screw for fixing the LED module to a mounting element can be inserted into the passage opening from the first side to the mounting side of the LED module, and with a film which, at least in part, is arranged in an adhesive manner on the first side of the LED module. The film has at least one structure which includes at least one piercing of the film in the area of the at least one passage opening of the LED module.

LED module with protective film

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.

Illumination module and illumination device comprising a flexible carrier

A method for producing a plurality of LED illumination devices which each emit light having an average value of a first photometric parameter including producing a plurality of LED chips which emit light of the same color; measuring values of the first photometric parameter of the LED chips; combining the LED chips to form groups of at least two LED chips which have different values of the first photometric parameter such that differences in the average values of all the LED illumination devices are imperceptible to the human eye; and equipping a respective LED illumination device with a group of LED chips.

Method for producing a plurality of LED illumination devices and a plurality of LED chipsets for illumination devices, and LED illumination device

A mixed light source comprising: a first radiation source, which emits radiation in the red spectral range; an excitation source, which contains a III-V semiconductor material; and a conversion substance, which, during the operation of the mixed light source, converts the radiation of the excitation source at least partly into radiation whose color locus in the CIE chromaticity diagram lies within a polygon spanned by the coordinates (0.1609; 0.497), (0.35; 0.6458), (0.558; 0.444) and (0.453; 0.415).

Mixed light source

A lamp (), at least comprising: a heat sink (), which bears at least one light source; () and an at least partially optically transmissive cover () for the at least one light source (), said cover being fastened to the heat sink (), the cover () having a wall thickness (d) which, at least sectionally, tapers as the distance from the heat sink () increases.

Lamp incorporating a heat sink and an optically transmissive cover

A lighting arrangement is disclosed with a light module () that has at least one first group (') of light sources () and one second group (&#x2033;) of light sources that are arranged spaced apart from each other on a flexible circuit board (), and with a carrier () on which the light module is mounted, and a buffer zone () that laterally overlaps with the light module between the first and the second group of light sources. Furthermore, a backlighting device and a display device are disclosed.

Lighting device, backlighting device, and display device

A method for setting a color locus of a luminaire () comprising at least one phosphor-converted light-emitting diode () and at least one monochromatic light-emitting diode (), wherein the method comprises the steps of: setting a current for the at least one phosphor-converted light-emitting diode () setting a pulse width modulation for the at least one phosphor-converted light-emitting diode (); and setting a current or a pulse width modulation for the at least one monochromatic light-emitting diode ().

Method and apparatus for setting a chromaticity coordinate

A method for setting a color location is provided. The method may include providing n luminous sources of which n-3 luminous sources have been, or are preset; determining a color location difference of the n luminous sources from a desired color location; and setting the 3 luminous sources not preset are set such that the desired color location is achieved.

Method and arrangement for adjusting a color location, and illumination system

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.

Cooling member for semiconductor light emitting elements

An illumination device may include a hollow body having at least one light emission opening, wherein the hollow body has at least partly a reflective surface at its inner side, and at least one semiconductor luminous element, wherein a predominant portion of the light emitted by the semiconductor luminous element is incident on the inner side of the hollow body and is reflected from there through the light emission opening. The device may furthermore include a covering for the light emission opening with a grid-type arrangement of light transmission openings, wherein the at least one semiconductor luminous element is fixed to the covering and is directed at the inner side of the hollow body, and wherein a side area of the covering that surrounds the light transmission openings is at least partly reflectively coated.

Illumination device

The invention relates to a lighting device to be installed in and/or behind a panel (), in particular ceiling and/or wall cladding, comprising at least one fitted lamp () having at least one housing () which ends approximately flush with the panel (), at least one light exit surface () and at least one LED module (), the LED module () comprising at least one light-emitting diode (LED) (). At least one ventilation opening () is arranged between the light exit surface () and the housing () and means () are provided for generating an air flow through the ventilation opening ().

Lighting device to be installed in a panel

An illumination device is specified which includes a radiation source having at least one light-emitting diode, a control unit and a radiation receiving unit. The radiation receiving unit is provided, during operation of the illumination device for receiving both a radiation emitted by the radiation source and a reference radiation and for generating a measurement signal upon receiving the radiation from the radiation source and a reference signal upon receiving the reference radiation. An operating point for the radiation source is tunable by the control unit in a manner dependent on the measurement signal and the reference signal. Furthermore, a method is specified by which an emission characteristic of an illumination device can be adapted to a predetermined emission characteristic in a simplified manner.

Illumination device and method for adapting an emission characteristic of an illumination device

An LED lamp is specified, comprising at least one LED and at least one radiation-emitting semiconductor component, it being the case that when the LED lamp is operating, the at least one LED emits visible light and the at least one radiation-emitting semiconductor component emits electromagnetic radiation having a peak intensity outside the visible region of the spectrum.

Light emitting diode lamp comprising one LED consuming a first electrical power and one radiation-emitting semiconductor component consuming an electrical dissipation power

An illuminating module for a lighting device includes a first number n of light sources arranged in a first array and a second number m of light sources arranged in a second array, said numbers being defined by: m&#x2267;1, n&#x2267;m+1. A lighting device includes a plurality of similar illuminating modules.

Illuminating module for a lighting device

A lighting unit has at least two submounts, wherein each submount has multiple light sources. Furthermore, a lamp may have such a lighting unit.

Growing community of inventors

Nittendorf, Germany

Ralph Bertram