Osram Opto Semiconductors Gmbh

Osram Gmbh

Osram Opto Semiconductor Gmbh

Simon Blümel

Günter Waitl

Moritz Engl

Mario Wanninger

Franz Schellhorn

Markus Zeiler

Günter Kirchberger

Bert Braune

Thomas Zeiler

Hubert Ott

Harald Stoyan

Bernhard Bachl

Christian Hacker

Ludwig Plötz

Michael Hiegler

Peter Wolff

Guenter Kirchberger

Ludwig Ploetz

Manfred Wolf

Folke Schneider-Pungs

Andreas Stolzenberg

Stefan GRÖTSCH

Steffen KÖHLER

An illumination device is specified which comprises an optoelectronic component having a housing body and at least one semiconductor chip provided for generating radiation, and a separate optical element, which is provided for fixing at the optoelectronic component and has an optical axis, the optical element having a radiation exit area and the radiation exit area having a concavely curved partial region and a convexly curved partial region, which at least partly surrounds the concavely curved partial region at a distance from the optical axis, the optical axis running through the concavely curved partial region.

Illumination device

A method for producing an optoelectronic component including providing a radiation-emitting device, heating the device and applying a liquid lens material in a beam path of the device, wherein, with crosslinking of the lens material, a lens shaped onto the device is formed.

Method for producing an optoelectronic component and optoelectronic component

The invention relates to a lighting device comprising a light source () that emits incoherent light with a total radiation power P and has a radiation-emitting area (S) divided into a plurality of subareas (S), wherein assigned to each subarea (S) is a light ray () having a radiation power Pand the sum of the radiation powers Pis equal to the total radiation power P, and disposed after said light source () is an optical element () having a decoupling surface () and a total reflection angle (&#x3b8;) assigned to said decoupling surface (), said decoupling surface () being shaped so that at least for a portion of said light rays () the angle (&#x3b1;) of incidence on said decoupling surface () is smaller than the total reflection angle (&#x3b8;), and the radiation power of said light rays collectively is greater than a predetermined fraction, equal to at least 50%, of the total radiation power P.

Lighting device

An optoelectronic module having a carrier element, at least one semiconductor component for emitting or detecting electromagnetic radiation, said semiconductor component being applied on the carrier element and being electrically conductively connected and having a radiation coupling area, and also at least one optical device assigned to the semiconductor component. A connecting layer made of a radiation-transmissive, deformable material is arranged between the radiation coupling area and the optical device, the optical device and the semiconductor component being fixed relative to one another in such a way that they are pressed against one another and that the connecting layer is thereby squeezed in such a way that it generates a force that strives to press the optical device and the radiation coupling area apart.

Optoelectronic module, and method for the production thereof

An optical element () is specified which is suitable for an optoelectronic component and has a carrier part () and a beam shaping part (), wherein the beam shaping part is molded onto the carrier part, or vice versa. A corresponding production method and a composite device comprising the optical element are furthermore specified.

Optical element, production method therefor, and composite component provided with an optical element

A lighting apparatus comprising a plurality of light modules is specified, wherein each light module includes a plurality of groups of light sources mounted on a circuit board of said light module, and said light modules are arranged in rows on a carrier of said lighting apparatus. A display device comprising such a lighting apparatus is also specified.

An illumination device is specified which comprises an optoelectronic component having a housing body and at least one semiconductor chip provided for generating radiation, and a separate optical element, which is provided for fixing at the optoelectronic component and has an optical axis, the optical element having a radiation exit area and the radiation exit area having a concavely curved partial region and a convexly curved partial region, which at least partly surrounds the concavely curved partial region at a distance from the optical axis, the optical axis running through the concavely carved partial region

Disclosed is an illumination device comprising a radiation-emitting front side and a multiplicity of light sources (R, G, B), wherein said multiplicity of light sources (R, G, B) is divided into light source groups (LG) and the light source groups (LG) are arranged on the grid points of a first regular grid.

An LED module for illumination systems is provided that can be installed in and connected to an illumination system in a simple way both electrically and mechanically, and that ensures the greatest possible flexibility with reference to its possible uses. The LED module has a plurality of light-emitting diodes () arranged on a carrier plate (), the carrier plate () being provided with at least one electrical connecting device () for electrically connecting the LED module, and with a fastening device () for fastening the LED module in an illumination system.

Led module for illumination systems

An optical element is specified that comprises a radiation exit surface shaped so that light exiting through said radiation exit surface is suitable for substantially uniformly illuminating a defined area from a defined distance. The optical element is particularly well suited for use in emergency lighting systems.

Optical element

A faceted reflector includes a plurality of individual reflectors embedded in a carrier, one main area of the carrier being a light entry side, and another main area being a light exit side. The individual reflectors may be cavities in the carrier, which, preferably, have a prismatic form. The radiation to be reflected is subjected to total reflection at a part of the cavity interfaces.

Faceted reflector, reflector configuration, and method for producing the reflector

The invention describes an optical signal transmitter device, in which a specific, predetermined emission characteristic or light density distribution is achieved solely by the arrangement of two or more light elements on a base plate. This means that there is no longer any need for complicated optical structures in order to produce the predetermined light distribution. The invention furthermore describes an optical signal transmitter device that uses a convex condenser in order to improve the light gathering characteristic.

LED signaling device for road traffic signals

A circuit arrangement for an LED array having two or more parallel-connected LED chains (LK, LK, LK), in each of which at least one LED () is arranged and, when there are two or more LEDs (), the latter are connected in series. In each case, the anode sides of the LED chains (LK, LK, LK) can be coupled to the positive pole of a supply voltage (U) and the cathode sides can be coupled to the negative pole of the supply voltage (U). A regulating arrangement (RA, RA, RA) for regulating an intended current distribution between the individual LED chains (LK, LK, LK) is case connected in series with the respective LED chain (LK, LK, LK).

Circuit for an LED array

A passive radiation optical system includes a one-piece module having a plurality of individual optical components wherein the one-piece module is radiation-permeable or reflective. The optical components are connected to one another via predetermined breaking points for forming a radiation optical system module. In addition, the one-piece module can be separated to form optical components that include one or more individual optical components. The one-piece module is particularly for use with light emitting diodes. The passive radiation optical system module is suitable for mass production, and because of its modular principle, it enables flexible adaptation to the shape and size of the desired lighting device, such as lighted advertising or safety lighting.

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Schierling, Germany

Simon Blümel