Patents Assigned to ZKW GROUP GMBH
  • Patent number: 11268670
    Abstract: The invention relates to a vehicle headlamp (1) comprising a light source (2) and an add-on optical unit (3), wherein the light source (2) is fastened on a carrier (10), in which bores (12, 3) are provided in order to each receive a connection means (20, 21). A spacer element (30, 31) is arranged on the carrier (10). A holding bracket (40) is arranged on the spacer element (30, 31). The connection means (20, 21) is intended to connect the holding bracket (40) to the carrier (10) and is for this purpose inserted into a corresponding opening (41, 42) and into the corresponding bore (12, 13). In a first position of the holding bracket (40), in which the connection means (20, 21) is inserted into the opening (41, 42), but is not fixed, the holding bracket (40) can be moved relative to the connection means (20, 21) within the opening (41, 42) in a plane normal to an axis (22, 23) in order to allow the add-on optical unit (3) to be oriented relative to the light source (2) in the plane.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: March 8, 2022
    Assignee: ZKW Group GmbH
    Inventor: Erik Pirringer
  • Patent number: 11272617
    Abstract: The invention relates to an electronic module (40) comprising at least one printed circuit board of a first type (referred to as “printed circuit board A”), which is equipped in an overlapping manner with at least one printed circuit board of a second type (referred to as “printed circuit hoard B”), printed circuit board B being equipped with at least one electronic component with specific requirements (19), and the interconnected printed circuit boards A and B forming a stepped composite printed circuit board (100, 200, 300, 400, 500). The composite printed circuit board (100, 200, 300, 400, 500) is delimited at least in some regions by end regions (16) which are formed by sections of the at least one printed circuit board A, and the composite printed circuit board (100, 200, 300, 400, 500) is placed on a heat sink (20).
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: March 8, 2022
    Assignee: ZKW Group GmbH
    Inventors: Dietmar Kieslinger, Erik Edlinger, Markus Lahner, Wolfgang Manhart
  • Patent number: 11262045
    Abstract: The invention relates to a circuit assembly (1) comprising a printed circuit board (2), at least one micromirror component (3) which is connected to the printed circuit board (2) for modulating a light beam oriented towards the micromirror component (3), a cooling body which is thermally connected to the at least one micromirror component (3), and a current regulating unit (5). The micromirror component (3) has a heating element (3a) which can be controlled by the current regulating unit (5), and the current regulating unit (5) is electrically connected to the heating element (3a) in order to actuate same. The current regulating unit (5) is additionally connected to the micromirror component (3) via a thermal connection to the cooling body (4) in order to transfer heat losses occurring on the current regulating unit (5).
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: March 1, 2022
    Assignee: ZKW Group GmbH
    Inventor: Thomas Mitterlehner
  • Patent number: 11248765
    Abstract: The invention relates to an optical device (1) for a motor vehicle headlight, said device comprising the following: a primary optical element (100) having a main body (101) and a plurality of optical waveguide bodies (110) having a light-receiving surface (120) and a light-emitting surface (130); a holder (200) on which the primary optical element (100) is arranged, wherein the optical waveguide bodies (110) penetrate the holder (200) via an opening region (201) of the holder; and a covering element (300) which is arranged on the holder (200) and comprises openings (310) which receive the optical waveguide bodies (110), wherein the covering element (300) can be connected to the holder by means of a projection (420) comprising an engaging section (421) and an end section (422) and a guide recess (410) having a first region (411) and a second region (412), said second region extending in a slip-on direction (X), wherein the projection (420) can be inserted in the first region (411) such that the second region (
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: February 15, 2022
    Assignee: ZKW Group GmbH
    Inventors: Lukas Taudt, Rene Kamleithner, Dominik Wanitschek
  • Patent number: 11204145
    Abstract: The invention relates to a motor vehicle headlamp (100) containing an ellipsoid reflector (130), which allows light coupled in from a light source (100) to exit through a reflector light exit opening (132), a collimator (140) and a projection optical unit (160). The collimator (140) is designed to collimate the incident light beam coming from the ellipsoid reflector (130) and to direct the same toward a first image plane (170). The projection optical unit (160) projects a light image produced by the light beam in the emission direction of the motor vehicle headlamp (100) in accordance with a second image plane (180) of the projection optical unit (160). The first image plane (170) and the second image plane (180) intersect or overlap with one another.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: December 21, 2021
    Assignee: ZKW Group GmbH
    Inventors: Florian Kronberger, Josef Hechenberger, Stephan Arlinghaus
  • Patent number: 11193643
    Abstract: The invention relates to a light module for a motor vehicle headlamp, comprising: at least one light source (1) and at least one projection device (2), the projection device (2) having an entry optical unit (21) and an exit optical unit (22), the entry optical unit (21) being designed to form an intermediate image from light emitted by the at least one light source (1) in an intermediate image plane, which lies between the entry optical unit (21) and the exit optical unit (22) and is substantially perpendicular to an optical axis of the projection device (2), and the exit optical unit (22) being designed to image the intermediate image into a region in front of the light module in the form of a light distribution of a first predefined type, at least one additional light source (3a, 3b, 3c, 3d) being provided, which at least one additional light source (3a, 3b, 3c, 3d) is designed to emit light between the entry optical unit (21) and the exit optical unit (22); the exit optical unit (22) being designed to imag
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: December 7, 2021
    Assignee: ZKW Group GmbH
    Inventors: Matthias Kemetmüller, Bernhard Mandl, Andreas Moser, Friedrich Bauer
  • Patent number: 11193641
    Abstract: The invention relates to a motor vehicle headlight (1) having a lamp unit (2), which has at least one light source (3) and an optical attachment (4) having a light emission surface (5), and having a projection lens (7) downstream of the lamp unit, wherein the optical attachment has a plurality of waveguide elements (6), each having a light coupling surface (8) for feeding in light from the at least one light source and having light decoupling surfaces (9) arranged in the light emission surface of the optical attachment and projects a light pattern forward in the traffic space, the waveguide elements extend between the light coupling surface and the light decoupling surface, wherein the light decoupling surface has a greater area than the light coupling surface, and each waveguide element is laterally delimited by two lateral surfaces (10), from above by a roof surface (11) and below by a floor surface (12) and tapers between the light decoupling surface and the light coupling surface, wherein the width of the
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: December 7, 2021
    Assignee: ZKW Group GmbH
    Inventors: Lukas Taudt, Nina Brauner, Josef Hechenberger, Matthias Kern, Christoph Längauer, Mathias Schragl
  • Patent number: 11124110
    Abstract: The present invention provides a car lamp, including a light source unit provided with a plurality of semiconductor light emitting devices, and having a planar shape, the light source unit having a light emitting region emitting light and a non-light emitting region formed along an edge of the light emitting region, and a filter unit located to overlap the light emitting region so as to transmit only light of a predetermined wavelength band therethrough, wherein the light emitting region of the light source unit is provided with a plurality of regions, and is configured such that at least one of the plurality of regions selectively emits light.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: September 21, 2021
    Assignee: ZKW Group GmbH
    Inventors: Shinwoo Yoon, Hankyu Cho, Myungwoo Jung
  • Patent number: 11116071
    Abstract: In a printed circuit board (1), thermal vias (19) are formed between the lower surface (A) and an upper surface (B) of the substrate plate (10) of the printed circuit board through the steps of: applying a respective solder resist mask (21, 31) to the lower surface (A) and the upper surface (B); applying solder to the lower surface (A) and reflow soldering the solder, wherein the solder penetrates into the boreholes (20) and forms convex menisci (26) protruding beyond the edge (22) of the respective boreholes on the lower surface (A); and creating regions (35) on the upper surface (B), which are freed from solder resist material, and which are intended for contacting at least one electronic component (17) on the upper surface and each of which comprise at least one of the thermal vias. Subsequently, the upper surface (B) can be provided with electrical components (17) on these regions (35).
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: September 7, 2021
    Assignee: ZKW Group GmbH
    Inventor: Erik Edlinger
  • Patent number: 11104265
    Abstract: The invention relates to a lighting device for a motor vehicle headlamp, comprising a primary optical element (100) which is arranged in the main beam direction of a first light fixture (50) and which has a light coupling-in surface (110) for coupling in light into the primary optical element (100), a light coupling-out surface (120) as well as a lateral surface which extends between the light coupling-in surface (110) and the light coupling-out surface (120) and on which the light coupled in can be relayed by total reflection in the direction of the light coupling-out surface (120) of the primary optical element (100), a secondary optical element (200) which is arranged after the light coupling-out surface (120) of the primary optical element (100) and which has a light coupling-in surface (210) and a light coupling-out surface (220), and an arranged reflector (400, 410, 420), the secondary optical element (200, 250, 500) being designed as part of a quadric, the secondary optical element (200, 250, 500) bein
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: August 31, 2021
    Assignee: ZKW GROUP GMBH
    Inventors: Josef Hechenberger, Bernhard Mandl, Jürgen Zorn, Riepl Kevin
  • Patent number: 11104266
    Abstract: To set light modules or other optical components in a headlight, in particular a motor vehicle headlight, a setting device (3) is configured for jointly adjusting the support frames (11, 21), in which the light modules or optical components are held, by pivoting in each case about at least one axis (a1, a2) relative to the housing of the headlight. The setting device (3) comprises a gearing, which is actuated by an actuator (31) and is connected to the support frames (11, 21) by respective articulated couplings. In a multishell-concentric ball-and-socket joint (30), a connection element (34) of the actuator (31) and connection elements (14, 24) of the support frame (11, 21) are concentrically coupled. The connection element (14) of the first support frame (11) is rigidly connected to the first support frame (11), while for the other support frame(s) (21) the associated connection element (24) is connected directly or by way of the gearing to the articulated coupling (29) of the support frame.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: August 31, 2021
    Assignee: ZKW GROUP GMBH
    Inventors: Christian Jackl, Martin Hungendorfer, Matthias Mayer
  • Patent number: 11104279
    Abstract: A vehicular vision system includes a camera disposed at a vehicle and having a field of view rearward of the vehicle, a light source disposed at the vehicle and operable to emit light, and a control including an image processor. The control, responsive to detection of the object present in the field of view of the camera, determines a region of the field of view of the camera at which a detected object is located. The control determines an illumination level at the detected object and, responsive to the determined illumination level at the detected object being greater than an upper threshold level or less than a lower threshold level, controls the respective individually controllable light segment of the light source for that region of the field of view of the camera at which the detected object is located to adjust intensity of light emitted by that light segment.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: August 31, 2021
    Assignees: Magna Electronics Solutions Gmbh, Magna Electronics Europe GmbH & Co. OHG, ZKW Group GmbH
    Inventors: Martin Solar, Stefan Graf, Julian Baker, Matthäus Artmann
  • Patent number: 11092303
    Abstract: A vehicle lamp may include at least one head lamp having a plurality of optical modules spaced apart from each other. Each optical module may include a base substrate and a plurality of light emitting diodes disposed on the base substrate. The vehicle lamp may also include at least one processor configured to control the plurality of optical modules to form a light distribution pattern. The at least one processor may also be configured to control the plurality of light emitting diodes in each of the plurality of optical modules to form a respective part of the light distribution pattern.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: August 17, 2021
    Assignee: ZKW Group GmbH
    Inventors: Jinwoo Park, Geunhyeong Kim
  • Patent number: 11085606
    Abstract: A heat sink (140) for cooling an electronic component of a vehicle headlamp, which has a cooling structure with an outer contour, which, as viewed along an imagined sectional plane, follows a contour curve, which can be described in at least one section by means of a contour function, wherein a fundamental course is formed from a first superposition of a base function and a fundamental function, and the contour function is formed from a second superposition of the fundamental course and a superposition function, wherein the first superposition takes place in that the functional course of the base function forms an axis of a curved coordinate system of the fundamental function, and the second superposition takes place in that the functional course of the fundamental function forms an axis of a curved coordinate system of the superposition function, wherein the base function has a straight, circular or arc-like course, and the fundamental function has a straight or wave-like course, and the superposition functi
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: August 10, 2021
    Assignee: ZKW Group GmbH
    Inventors: Lukas Sieber, Gunter Karlinger, Clemens Hauer, Mathias Schragl
  • Patent number: 11060685
    Abstract: The invention relates to a projection device (1) for a motor vehicle headlight, wherein the projection device (1) is configured to project light from at least one light source (2) associated with the projection device (1) in a region in front of a motor vehicle in the form of at least one light distribution, wherein a light-impermeable coating consists of partial layers arranged in an at least planar manner one on top of the other, specifically a reflective metal first partial layer (6) and a second partial layer (6?) consisting substantially of black light-absorbing paint, wherein the first partial layer (6?) is arranged between the input lens system (3) and the second partial layer (6?).
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: July 13, 2021
    Assignee: ZKW GROUP GMBH
    Inventors: Peter Schadenhofer, Alexander Hacker, Josef Gürtl
  • Patent number: 11060684
    Abstract: The invention relates to a motor vehicle illumination device (1) for generating light distribution, comprising an optical imaging system (2) and at least one light source (3) associated with the optical imaging system, in which: the optical imaging system (2) comprises a collimator (4), an incidence optical element (5) and an emergence optical element (6); the collimator (4) is arranged between the at least one light source (3) and the incidence optical element (5) and is designed to collimate light beams produced by the at least one light source (3) in order to produce collimated light beams, and to guide the collimated light beams (7) towards the incidence optical element (5) of the optical imaging system (2); the incidence optical element (5) comprises a plurality of integrally formed incidence micro-optical elements (50 to 58), a first optical axis (50a to 58a) being associated with each incidence micro-optical element (50 to 58) and all first optical axes (50a to 58a) extending in the same direction corr
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: July 13, 2021
    Assignee: ZKW GROUP GMBH
    Inventor: Andreas Moser
  • Patent number: 11054104
    Abstract: The invention relates to a motor vehicle headlamp (101) comprising a light source (105), projection optics (102, 202) and a bracket (106, 206), wherein the light source (105) is mounted on the bracket (106, 206) and is configured to project light in the direction of a projection axis (104, 204) by means of the projection optics (102, 202), wherein the projection optics (102, 202) are mounted in a frame (103, 203) which is movably arranged in the bracket (106, 206). The headlamp further comprises a lever (107, 207) which is rotatably connected, by means of axis elements that form a pivot axis running transversely or normal to the projection axis (104, 204), to the bracket (106, 206).
    Type: Grant
    Filed: May 28, 2018
    Date of Patent: July 6, 2021
    Assignee: ZKW Group GmbH
    Inventors: Stefan Mitterlehner, Matthias Mayer
  • Patent number: 11046248
    Abstract: The invention relates to a light module for a motor vehicle headlamp, comprising at least one optoelectronic component (300), which is arranged in the main emission direction of a first illuminant (110) and which comprises a controllable arrangement of a plurality of micromirrors (310), which can be pivoted into a first and a second position. Micromirrors (310) that are in the first position deflect light beams toward at least one projection optical unit (400), which is designed to produce a light distribution. Micromirrors (310) that are in the second position deflect light beams toward a light-beam-absorbing absorber (500). The light module also comprises at least a control device (200), a sensor element (600) and a second illuminant (120). The control device (200) is designed to control the sensor element (600) and the second illuminant (120). Micromirrors (310) that are in the first position deflect the light beams that can be emitted by the second illuminant (120) toward the sensor element (600).
    Type: Grant
    Filed: January 21, 2019
    Date of Patent: June 29, 2021
    Assignee: ZKW Group GmbH
    Inventors: Josef Plank, Martin Lahmer, Josef Pürstinger, Markus Danner
  • Patent number: 11009204
    Abstract: A lamp for a vehicle includes an array module including a plurality of micro Light Emitting Diode (LED) chips. The array module has an emission surface that is concave in a first direction of the array module. The lamp further includes a lens system configured to change a waveform of light output from the array module, where the lens system has a positive optical power that represents a degree of convergence of the waveform through the lens system.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: May 18, 2021
    Assignee: ZKW Group GmbH
    Inventors: Youwon Park, Sunjung Park, Namseok Oh
  • Patent number: 11001192
    Abstract: A lamp for a vehicle includes a light generation unit with an array module having a plurality of micro Light Emitting Diode (micro-LED) elements. The lamp also includes at least one processor and a computer-readable medium having stored thereon instructions that, when executed, cause the at least one processor to: control the light generation unit to form a light distribution pattern that, when projected on a vertical plane at a first distance, has a luminous intensity that is progressively smaller from a central point closer to a center towards a peripheral point further from the center. Controlling the light generation unit to form the light distribution pattern includes: controlling at least one first micro-LED element to generate a first luminous intensity at the central point, and controlling at least one second micro-LED element to generate a second luminous intensity at the peripheral point.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: May 11, 2021
    Assignee: ZKW Group GmbH
    Inventor: Geunhyeong Kim