Osram Gmbh

Freiberger Compund Materials Gmbh

Freiberger Compound Materials Gmbh

Osram Beteiligungsverwaltung Gmbh

Stephan Schwaiger

Oliver Hering

Juergen Hager

Philipp Helbig

Jasmin Muster

Joachim Stoehr

Gerhard Behr

Ricarda Schoemer

Norbert Haas

Ferdinand Scholz

Jürgen Hager

Frank Lipski

Thomas Wunderer

Ilona Argut

Rudolph Rosch

Ilona Schwaiger

Rudolph Rösch

In various embodiments, a lighting system is provided. The lighting system includes an optical unit having a plurality of light guides which are respectively provided for at least one light source and which respectively have an input coupling face. On the output side, the light guides are connected via a common connecting portion of the optical unit, the connecting portion having an output face, pointing away from the light guides, for the light emerging from the light guides. The lighting system further includes a holding frame for the optical unit, by means of which the optical unit is fastened to a printed circuit board, having the light sources, of the lighting system.

Lighting system and headlamp

A lighting system includes an optical unit. The optical unit includes at least one light guide, which is provided for at least one light source. The lighting system further includes a retaining frame for the optical unit, via which frame the optical unit is fastened to a printed circuit board including the at least one light source, and a spacer for positioning the optical unit, which spacer is arranged between the retaining frame and the printed circuit board, the spacer having at least one continuous bearing opening in order to receive the at least one light guide. At least one guide recess is formed on the edge of the at least one bearing opening and at least one support face is provided on the edge, on which support face the light guide introduced into the bearing opening can be supported.

Lighting system, headlamp, and method for producing a lighting system

In various embodiments, an optical element is provided. The optical element includes an imaging region with a lens arrangement which is aligned along an optical axis, and a collimation region which surrounds the imaging region to the side of the optical axis.

Optical element and lighting apparatus

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

Illumination device including semiconductor primary light sources and at least one luminophore element

In various embodiments, an illumination system is provided. The illumination system may include at least two light guides, which each have an input coupling surface and an output coupling surface, and at least one radiation source having a radiation surface that faces the corresponding input coupling surface provided for a respective light guide. A distance between the input coupling surface of one of the light guides and the radiation surface of the at least one assigned radiation source and the distance between the input coupling surface of a further light guide and the radiation source of the at least one assigned radiation source differ.

Illumination system and headlamp

A lighting device for a vehicle is provided. The lighting device includes a light source with which at least one of useful light or assist light can be emitted into the surroundings, a sensor with which at least one of useful light or assist light reflected by the surroundings can be at least partially detected, and an electronic unit for evaluating at least one of the useful light or assist light sensed by the sensor.

Lighting device for a vehicle and vehicle headlight

A lighting device is disclosed with an electromagnetic radiation source for irradiating a conversion element arranged in the lighting device with an excitation radiation. The conversion element has a first element side and a second element side. The first element side delimits a first radiation space and the second element side delimits a second radiation space. At least one optical unit at least for part of the radiation emanating from the first element side is arranged in the first radiation space and at least one optical unit at least for part of the radiation emanating from the second element side is arranged in the second radiation space.

Lighting device with a luminescent material

Various embodiment may relate to a luminaire, including at least one light source, in particular a semiconductor light source, for emitting a primary light beam onto at least one spaced-apart luminescent body, wherein the luminescent body includes at least one hole and a direct light component of the respective primary light beam can be radiated through the at least one hole.

Luminaire with light source and spaced-apart luminescent body

A lighting device may include at least one light source arrangement for generating primary light; at least one light wavelength conversion element for converting primary light into secondary light; and a filter apparatus disposed optically downstream of the at least one light wavelength conversion element and serving for filtering out primary light. The at least one light source arrangement and the at least one light wavelength conversion element are embodied or correspondingly embodied light directing means are provided in such a way that part of the primary light generated by the at least one light source arrangement impinges on the at least one light wavelength conversion element and part of the primary light generated by the at least one light source arrangement is directed past the at least one light wavelength conversion element.

Lighting device

A projection lamp for illumination includes a pump radiation unit configured to emit pump radiation, a phosphor element for the at least partial conversion of the pump radiation into a conversion light, and a micromirror array having a multiplicity of micromirror actuators which are arranged in the form of a matrix. The projection lamp is set up such that, during operation, the phosphor element is irradiated by the pump radiation from the pump radiation unit. The conversion light which is thereupon emitted by the phosphor element at least partially makes up an illumination light, which illumination light is guided for adjusting a light distribution over the micromirror actuators. The micromirror actuators are illuminated inhomogeneously with the illumination light at respective times to support the light distribution that is adjusted using the micromirror array.

Projection lamp for illumination

Various embodiments may relate to an illumination device for vehicles, including multiple semiconductor light sources, and at least one light wavelength conversion element for the wavelength conversion of the light emitted by the semiconductor sources. At least one light-refracting optical unit is associated with each semiconductor source, which is designed to direct light emitted by the respective semiconductor source onto the at least one light wavelength conversion element. The at least one light-refracting optical unit is movably arranged with respect to the semiconductor source with which it is associated.

Illumination device

Various embodiments may relate to a lighting apparatus for a headlight for generating a light emission pattern in a far field, including at least one light source for emitting primary light onto an illumination surface, at least two different phosphor surfaces which are introducible into the illumination surface, at least partly alternately by at least one translational movement, and a control device for positioning the phosphor surfaces in relation to the illumination surface. A respectively associated light emission pattern is generatable in a predetermined position of the phosphor surfaces. The control device is configured, for the purpose of setting a specific light emission pattern, to move at least one phosphor surface provided for this purpose into the illumination surface by at least one translational movement.

Generating a light emission pattern in a far field

A lighting device may include a light generating unit configured to generate at least two light beams; at least one phosphor surface which is illuminatable by the light beams; and at least one movable deflection mirror for the scanning deflection of the light beams onto the phosphor surface, such that the light beams impinge on the at least one phosphor surface in a spaced-apart fashion, and such that at least one region of the phosphor surface is illuminatable by at least two light beams in a manner spaced apart temporally.

Lighting device with phosphor surface

A method for generating a light emission pattern by illuminating at least one phosphor surface by at least one primary light beam is provided. The method includes: directing the primary light beam only onto a partial surface of the entire illuminatable phosphor surface; and illuminating at least one partial region of said partial surface more intensely than in the case of uniform illumination of the illuminatable phosphor surface.

Generating a light emission pattern by illuminating a phosphor surface

A method for operating a lighting device comprising n&#x3e;1 light generating units configured to generate a respective primary light beam and comprising a phosphor surface spaced apart from the light generating units is provided. The method may include illuminating an i-th partial surface of the phosphor surface by i light generating units if a desired positive brightness value on this illuminated partial surface falls below or reaches a next higher i-th brightness threshold value from a group of n&#x2212;1 positive, progressively increasing brightness threshold values; otherwise illuminating by n light generating units; wherein i and n are whole natural numbers and i=[1, . . . , n] holds true.

Growing community of inventors

Ulm, Germany

Stephan Schwaiger