Zkw Group Gmbh

Zizala Lichtsysteme Gmbh

Markus Reinprecht

Bettina Reisinger

Matthias Mayer

Friedrich Bauer

Stefan Mitterlehner

Thomas Mitterlehner

Stefan Miedler

Peter Schadenhofer

Michael Riesenhuber

Clemens Hauer

Josef Pürstinger

Thomas Edletzberger

Peter Hartmann

Anton Faffelberger

Martin Lahmer

Christian Kalousek

Klaus-Dieter Scharf

Gerald Böhm

Adolf Teufl

Thomas Graf

The invention relates to a vehicle headlamp () comprising; a high-resolution lighting apparatus () for projecting various light distributions onto a roadway area () positioned in front of a vehicle (); an environmental detection device () for detecting at least one parking space () located in the environment surrounding the vehicle (); and a control device () for dynamically controlling the lighting apparatus (); wherein the environmental detection device () is designed to issue information corresponding to a detected parking space () to the control device (), wherein the control device () is designed, in case the environmental detection device () detects a parking space (), to control the lighting apparatus (), under consideration of at least the information issued by the environmental detection device () related to the parking space (), in such a manner that the lighting apparatus () at least projects a definable ground projection (), which at least represents the vehicle length, onto the roadway area () in front of the vehicle ().

Vehicle headlight and method for assisting a parking maneuver

The invention relates to a method for controlling a laser illumination device for a motor vehicle headlight, wherein the laser illumination device comprises two or more adjustable laser light sources (to), wherein the number of laser light sources is designated as N, and each laser light source generates a laser beam (to) and at least one optical attachment (to) is arranged downstream of each laser light source and at least one microscanner () is assigned, and each microscanner is arranged to guide two or more laser beams onto at least one light conversion means (), wherein on the at least one light conversion means a luminous image is produced, and an imaging system (PS) is associated with the at least one light conversion means in order to project the luminous image as a light image onto the road, wherein the method includes the following steps: dividing at least a part of the luminous image into luminous strips, wherein the number of luminous strips is designated as n, determining the required luminous flux for each luminous strip, calculating a required width value for each luminous strip with regard to the required luminous flux, and using the calculated width values to change the width of the luminous strip in the light image by changing the luminous strip width on the light conversion means.

Method for controlling a laser illumination device for a motor vehicle headlight

The invention relates to a lighting unit () for a motor vehicle, which comprises a light module () and a mirror module (), wherein the mirror module () is designed to reflect the light emission produced by the light module () in an emission direction of the lighting unit (), characterized by: the light module (), which comprises at least one light source () and a first heat sink (), the mirror module (), which comprises a mirror unit () and a second heat sink (), a cooling system (), which comprises at least one inlet (), at least one outlet (), at least one line (), at least one flow unit (), a cooling medium, a first cooling sink, and a second cooling sink, wherein the inlet () and the outlet () are connected by the line (), and the flow unit () is inserted into the line () in order to produce a flow of the cooling medium in the line () and sucks in the cooling medium through the inlet () and discharges the cooling medium through the outlet (), and the first cooling sink is formed by the first heat sink () of the light module () and the second cooling sink is formed by the second heat sink () of the mirror module (), wherein the first cooling sink is arranged downstream of the second cooling sink.

Motor vehicle lighting unit with heat sink

An adjusting system for a lighting apparatus for vehicles is configured to emit light for forming a light distribution described by a parameter set. The adjusting system includes a light control unit and is configured to modify the light distribution. The parameter set describing the light distribution is stored in the light control unit, which and configured to control the lighting apparatus such that the lighting apparatus emits light for forming the light distribution in accordance with the parameter set into an area in front of the lighting apparatus. An operator control unit separate from both the lighting apparatus and the light control unit is configured to accept user inputs and to transmit the user inputs to the light control unit, which is configured to modify the parameter set in accordance with the user inputs to produce a further parameter set describing a further user-defined, preferably dynamic, light distribution.

Adjusting system for a vehicle lighting apparatus, and method for operating such an adjusting system

The invention relates to a vehicle headlight comprising at least one light source, at least one projection optical system, and an electronic component () with an active optical surface on a front face, an active thermal surface, and electric contacts. A component housing (), which is made of a housing shell () and a housing cover (), a first printed circuit board () and at least one first spacer () are also contained. The component housing () at least partly receives the electronic component (). The housing shell () comprises an assembly position for the electronic component () and a component opening () which is located in the region of the assembly position, in which the electronic component () is arranged, and by means of which the active optical surface of the electronic component () can be accessed. The electronic component () can be connected to the first printed circuit board () via the electric contacts of the electronic component. The housing shell () can be closed by the housing cover (). The at least one first spacer () is arranged between a paired support point and the housing cover (), wherein the support point lies on the first printed circuit board (), and at least one connection element is provided for producing a connection between the housing cover () and the housing shell (), said connection element being introducible preferably along an axis which runs transversely to the printed circuit board ().

Component housing of a vehicle headlight

The invention relates to an illumination apparatus (), in particular for a motor vehicle, comprising at least one laser light source () for producing excitation light, at least one wavelength conversion element (), which is designed to receive excitation light from the at least one laser light source () in the form of an excitation-light light bundle, at least one optical imaging element (), which images light, which is emitted in the visible wavelength range by the wavelength conversion element (), in the form of at least one light distribution or one partial light distribution (LVa, LVb, LVc, LVd, LVe), and at least one beam-deflecting device in the beam path between the at least one laser light source () and the at least one wavelength conversion element (). The beam-deflecting device is designed as an acousto-optic modulator (), which comprises a solid medium (), which is optically transparent at least to excitation light of the at least one laser light source () and through which the excitation-light light bundle is passed, and wherein a control device () is provided, by means of which sound waves having a frequency or a plurality of, in particular, different frequencies can be produced in the solid medium () of the acousto-optic modulator () in accordance with specified or specifiable control parameters such that the excitation-light light bundle is deflected to different regions () of a conversion element () and/or to different conversion elements in accordance with the frequency of the applied sound waves.

Illumination apparatus for a motor vehicle

Method for producing a light distribution on a road () using a motor vehicle headlight, wherein at least one laser beam () that can be modulated in intensity is directed in at least one coordinate direction in a scanning manner to a light conversion means () using at least one controlled beam deflection means () in order to generate an illuminated image () on same, said illuminated image being projected as a light image (') onto the road using projection optics (), wherein the image generated from the laser beam () using the beam deflection means () is split by deflecting the laser beam (&#x2032;) by means of an image convolution means (), and the sub-images are projected in a mirror-imaged manner in relation to a division line onto the light conversion means () to be combined and form an entire illuminated image (). The invention also relates to a corresponding headlight for motor vehicles, wherein an image convolution means () is arranged between the beam deflection means () and the light conversion means ().

Method for generating a light distribution on a road using a motor vehicle headlight

The invention relates to a laser lighting device for vehicles comprising two or more laser light sources, wherein each is configured to generate a primary laser light beam, a light guide associated with each laser light source, wherein each primary laser light beam is coupled into the first end of the guide and coupled out of the second end of the guide as a secondary laser light beam, and each secondary laser light beam is directed onto a light conversion means so as to generate a predefined luminous image thereon, which via a projection system associated with the light conversion means is projected as a light image onto the roadway, wherein each primary laser light beam has a first intensity profile, each secondary laser light beam has a second intensity profile different from the first intensity profile, and each secondary laser light beam is directed via a microscanner onto the light conversion means.

Laser lighting device for vehicle headlamps having a plurality of laser light sources, a coresponding plurality of light guides each having a different sized cross section, optical scanner and a light conversion means

A headlight for vehicles, said headlight comprising at least one light source () together with a focusing optical unit (), a micromirror array (), and an imaging optical unit (), wherein a central computing unit () comprising a light source control () and an array control () is associated with the light source and with the micromirror array, and the central computing unit is configured to switch the position of the micromirrors between an OFF state and an ON state periodically with a predefined control frequency and a predefined duty cycle by means of the array control, and the formed light ray () from the at least one light source is directed at the micromirror array, and the light beam structured and reflected thereby is projected onto the road () as a light pattern () via the imaging optical unit (), wherein the computing unit () is configured to suppress the focused light ray () directed at the micromirror array () at predefinable times and synchronously with the control frequency of the micromirror array by means of the light source control () and/or the array control ().

Headlight for vehicles

A headlight for vehicles, having a plurality of light sources () and an optics () assigned to the light sources, in which a first lighting unit () having at least one light source () for generating a first, dynamically variable light effect and a second, laser lighting unit () having at least one laser light source (), at least one beam defection unit () and at least one light conversion unit () are provided, and the optics () is configured to combine the two light effects generated by the first lighting unit and at the light conversion unit of the second laser lighting unit to form an overall light distribution on a carriageway.

Headlights for motor vehicles

A lighting device for motor vehicles comprising an optical waveguide element () that has a light entrance surface () and a light exit surface () and that has an electric light-emitting layer () on at least part of at least one surface of the optical waveguide element. The light-emitting layer is advantageously in the form of an OLED layer.

Lighting system for motor vehicles

A motor vehicle headlight with at least one modulable laser light source, whose laser beam is directed onto a means of light conversion through a means of beam deflection controlled by a beam deflection control, and with a projection system to project the light image produced by the means of light conversion onto the road, wherein a first group of at least two laser light sources is provided to produce a first group of at least two essentially horizontal light bands lying on top of one another on the means of light conversion and a second group of at least two laser light sources is provided to produce a second group of at least two essentially horizontal light bands lying on top of one another on the means of light conversion, wherein the light bands of the first group and the light bands of the second group overlap one another.

Headlight for a motor vehicle and method for distributing light

The invention relates to an optical wave guide structure () comprising at least one optical wave guide () and at least two light input positions (A . . . E), each of which is associated with a light source (), the optical wave guide being designed to guide the input light and to emit light based on irregularities () embodied on the optical wave guide, and the light sources () being associated with an actuating circuit (), which is designed to control the brightness levels of the light sources according to predefinable dimming curves as a function of time.

Method for generating a running light effect on an optical wave guide structure and optical wave guide structure

A motor vehicle headlight with at least one modulable laser light source (), whose laser beam is directed onto a means of light conversion () through a pivoting micromirror () controlled by a mirror control (), and with a projection system () to project the light image produced by the means of light conversion onto the road, in which at least two laser light sources () are provided that have a laser control () assigned to them to modulate the beam intensity, optics () being arranged between each laser light source and the micromirror (), each forming a laser beam () with a specified beam cross section, the micromirror oscillating about an axis at a fixed frequency, the formed beams of the at least two laser light sources being reflected through the micromirror to form at least two horizontal light bands () lying next to one another on the means of light conversion ().

A status display for the state of an operationally-relevant component () of a motor vehicle, in which an illuminating structure () supplied by at least two light sources () is arranged in a position of the vehicle which is visible from the outside and a control circuit () which is associated with the light sources is designed to control the light sources in accordance with a state signal (s) representing the state of the operationally-relevant component (), such that the luminance and/or the color indicates, along the illuminating structure and in a scaled manner, the state of the component.

Growing community of inventors

Pielachhauser, Austria

Markus Reinprecht