Osram Gesellschaft MIT Beschraenkter Haftung

Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen Mbh

Patent-treuhand-gesellschaft Fuer Elektrische Gluehlampen Mbh

Osram Gesellschaft MIT Beschrankter Haftung

Osram Opto Semiconductors Gmbh

Osram Ag

Osram Sylvania Inc.

Osram Gmbh

Moulded Optics Gmbh

Thomas Reiners

Ralf Vollmer

Peter Helbig

Gerhard Behr

Joachim Reill

Oliver Hering

Moritz Engl

Markus Hofmann

Rainer Huber

Alois Biebl

Günther Hirschmann

Heinz Haas

Peter Frey

Stefan Hackenbuchner

Wilhelm Brandenburg

Charles M Coushaine

Thomas Tessnow

Michael D Tucker

Robert Kraus

Alexander Wilm

Martin Haushalter

Guenther Hirschmann

Ralph J Johnson

Bernhard Ertl

Dirk Grundmann

Conrad Schimke

Michael Bönigk

Angela Hohl-AbiChedid

Jenny Trommer

Florian Bedynek

William E Meyer

Rainer Friedrichs

Vladimir Högele

Matthias Fiegler

Angela Hohl-Abichedid

Ralph Vollmer

Martin Pfeil

A headlight module comprising separate phosphors which can be excited by electromagnetic radiation to emit light, and at least one radiation source for exciting the phosphors. Each phosphor is associated with an optical device, so that light emitted by the optical devices is merged into an overall image. Beam splitter devices and beam directing devices are disposed such that electromagnetic radiation emitted by the at least one radiation source is directed on the phosphors. A control device is provided for controlling operation of the at least one radiation source and the beam directing devices.

Headlight module

The holding frame is equipped for holding at least one optical element, the holding frame consisting of an opaque material.

Holding frame for an optical element

A motor vehicle headlight element is specified which has at least one light-emitting diode and at least one control apparatus. The control apparatus is suitable for processing a signal which is dependent on a measurement variable and for applying a current, corresponding to the signal, to the light-emitting diode. The control apparatus and the light-emitting diode are arranged on a common mount.

Motor vehicle headlight element

A vehicle lighting device having at least two semiconductor light-emitting elements may include at least a first light-emitting element group and a second light-emitting element group, each having at least one semiconductor light-emitting element, the light-emitting element groups being selectively drivable and the first light-emitting element group having at least a foglight function, the first light-emitting element group and the second light-emitting element group having a daytime running light function.

Vehicle lighting device with at least two semiconductor light-emitting elements

A lighting apparatus may include an electrically conductive housing, in whose interior at least one light source and at least one electromagnetic radiation-emitting circuit component configured to operate the at least one light source are arranged; and an electrically conductive cover configured to cover the at least one circuit component; wherein the cover and the housing are electrically connected to one another.

Lighting apparatus

A retaining frame () having at least one optical element () secured thereto by injection molding, with the at least one optical element () being embodied for beam shaping at least by means of total internal reflection and/or diffraction.

Retaining frame having at least one optical element

A motor vehicle headlight element is specified which has at least one light-emitting diode and at least one control apparatus. The control apparatus is suitable for processing a signal which is dependent on a measurement variable and for applying a current corresponding to the signal, to the light-emitting diode. The control apparatus and the light-emitting diode are arranged on a common mount.

A solid-state light source () comprising a plurality of LED units () arrayed to emit light generally about an axis (). Each of the LED units () can comprise a number of LEDs, for example, up to five. They may all emit in a single color or multiple colors can be combined for a specific effect. A light transmissive light guide () is associated with the LED units () and has a plurality of input widows (). Each LED unit () faces a respective input window () and each window () transversely intercepts the axis () and receives light from the LED units (). The input windows () lead to a common output window () that is axially aligned with the input windows (). The light guide () has smooth sidewalls () that extend between the input windows () and the output window ().

LED headlamp system

A motor vehicle headlight module having at least two lighting units () is specified. Here, each lighting unit () comprises at least one light-emitting diode chip (). Different lighting units () are provided here for different lighting functions. Furthermore, the motor vehicle headlight module has a common heat sink () for the lighting units, to which heat sink the lighting units are thermally connected, and a common current-stabilizing electronic system () for supplying voltage to the lighting units.

Multifunctional motor vehicle headlight module, in particular for the front region of a motor vehicle

An optoelectronic device for emitting electromagnetic radiation with a controllable emission intensity comprises, at least one optoelectronic component () which is adapted for generating, in operation, electromagnetic radiation (), a first electronic element () and a second electronic element (). The first electronic element () is adapted for controlling the emission intensity of the electromagnetic radiation (), generated by the optoelectronic component (), within a first intensity range, and the second electronic element () is adapted for controlling the emission intensity of the electromagnetic radiation (), generated by the optoelectronic component (), within a second intensity range.

Optoelectronic device for emitting electromagnetic radiation with controllable emission intensity and control method

A lighting device is disclosed, which is provided for the front region of a motor vehicle, for example in a motor vehicle headlight, and which emits electromagnetic radiation during operation. The lighting device comprises at least one first primary radiation source which emits infrared radiation, and at least one second primary radiation source which emits visible light, wherein the first primary radiation source and the second primary radiation source are arranged in such a way that the second primary radiation source outshines the first primary radiation source and thus generates a color impression of the lighting device which deviates from the color impression stemming from the infrared radiation source alone.

Lighting device

A lighting device includes at least one light-emitting diode and a cooling aggregate () for cooling the at least one light-emitting diode, wherein the at least one light-emitting diode is arranged on the cooling aggregate () and the cooling aggregate () is provided with at least one recess in which a mounting plate () equipped with electrical components is located. Also described is a vehicle headlight including at least one lighting device of the aforementioned kind.

Lighting device comprising at least one light-emitting diode and vehicle headlight

A motor vehicle headlight () comprises at least two modules () for light production, the radiation characteristics of at least one of the modules () being adjustable in a reference system associated with the headlight. Preferably, modules () of the headlight () have different radiation characteristics and the irradiation characteristics of at least two of the modules () overlap to form an adjustable radiation characteristic of the headlight ().

Motor vehicle headlight

The invention relates to a high-pressure discharge lamp having a transparent discharge vessel, an ionizable filling which is arranged in the discharge space of the discharge vessel and electrodes, which extend into the discharge space of the discharge vessel, for the purpose of producing a gas discharge, as well as power supply lines, which are passed out of the discharge vessel, for the purpose of supplying energy to the electrodes, the discharge vessel of the high-pressure discharge lamp being provided partially with an electrically conductive coating, with the result that a capacitive coupling is produced between the coating and at least one electrode and/or power supply line. As a result, the starting properties and the luminous efficiency of the lamp are improved.

High-pressure discharge lamp having electrically conductive transparent coating

A lighting device includes at least one light-emitting diode () and a cooling aggregate () for cooling the at least one light-emitting diode (), wherein the cooling aggregate () is provided with locking elements () adapted to form a bayonet catch with a fixing device () holding the lighting device. Preferably, at least one of the lighting devices is mounted as the light source in a vehicle headlight.

Growing community of inventors

Bachhagel, Germany

Thomas Reiners