Abstract: Lighting device for a motor vehicle including a light source and/or an optical part. A substrate including electrical tracks, the light source and/or optical part being fastened to the substrate, and a part forming an electrical ground for the electrical tracks. The substrate includes a cut-out forming a tab, electrical tracks of the substrate extending onto the tab, at least one of the tracks on the tab making electrical contact with the ground-forming part.

Abstract: A method for managing image data in an automotive lighting device. This method includes the steps of providing an image pattern, dividing the image pattern in rows or columns of pixels, and providing, for each row pattern, a plurality of linear segments. Also included is providing a breaking pixel, splitting a segment by the breaking pixel, compressing the data of the linear segments and sending the compressed data to the light module. The invention also provides an automotive lighting device for performing the steps of such a method.

Abstract: The invention relates to a vehicle light unit with a primary light device including a primary light module arranged in a primary housing, a secondary light device including a secondary light module arranged in a secondary housing, a primary part with a first portion and a second portion, the second portion being transparent, a secondary part with a first portion and a second portion, the second portion being transparent, and a logo. One of the primary part or secondary part includes an indexing device to position the primary part or secondary part relative to the other part with one of the primary part or secondary part partially overlapping the other part. The light unit further including a mounting surface for the logo with the mounting surface including an attachment device for attachment to one of the primary part or secondary part.

Abstract: A light guide extending in a main direction and including an inlet face for the light emitted by a light source, the inlet face being contoured to form a collimator. The light guide includes a face for guiding the light, a light outlet face, and a face for decoupling the light towards the outlet face, the decoupling face being transversely opposite to the outlet face. At least one portion of the profile of the inlet face is constant in a transverse direction so as not to collimate the light in a longitudinal plane including the transverse direction but in a longitudinal plane perpendicular to the transverse direction.

Abstract: A problem to be solved by an embodiment of the present invention is how to reduce the load-bearing requirement for a supporting bracket. According to an embodiment of the present invention, a supporting bracket of a vehicle headlight is disclosed, wherein the supporting bracket includes a first supporting part for supporting a low beam unit; a second supporting part for supporting a high beam unit; and a first rotary part for causing the first supporting part and the second supporting part to rotate simultaneously in a horizontal direction about the rotation axis of the first rotary part.

Abstract: A projection structure that occupies a small space and performs dynamic projection includes a first support, a lens assembly, a film portion, a light source, a motor, a control portion, and a second support, wherein the light source, the film portion, and the lens assembly form a projection light path, the film portion being driven by the motor to rotate. The lens assembly includes at least one lens, and the at least one lens is accommodated in the first support, the control portion being configured to control the motor and/or the light source. The second support is configured to support the first support, wherein the first support and second support are respectively configured to form a first space and a second space of the film portion.

Abstract: A method for managing image data in an automotive lighting device includes the steps of providing an image pattern, dividing the image pattern in rows or columns of pixels, and calculating a first gradient value related to the relation between the numeric value of a first pixel and the numeric value of an adjacent pixel. Also included is checking, for each pixel, if the difference between the corresponding gradient value and the first gradient fulfills one of a first or second condition, defining linear segments, compressing the data of the linear segments and sending the compressed data to the light module. The invention also provides an automotive lighting device for performing the steps of such a method.

Abstract: The invention relates to an element of a vehicle luminous device, including an element made from a synthetic polymer material and includes an injection space which is formed by a primary space and a secondary space. The element further includes a material injection channel with at least two portions which extend in different directions. A first portion includes an injection location and a second portion is connected to the secondary space, and at least one angled portion with a variable angle connecting the at least two portions and including a protuberance.

Abstract: An optical device for projecting light beams that is able to interact with a pixelated light source comprising a plurality of selectively activatable emitting elements. The device successively includes, in the direction of the path of the light rays, a first optical unit, a pupil and a second optical unit. The first optical unit includes an output diopter located at a first distance (d1) from the pupil, and the second optical unit includes an input diopter interface located at a second distance (d2) from the pupil, the second distance (d2) being substantially identical to the first distance (d1). The first unit includes a converging lens, and the second unit includes a doublet of lenses one of which is made of flint glass and the other of which is made of crown glass.

Abstract: A motor vehicle lighting device that includes a means for emitting a first cut-off light beam along an optical axis where the cut-off is a substantially horizontal line that includes a cut where the cut extends in a coordinate system formed by a horizontal reference axis (HR) that is parallel to a first horizontal axis (HI) passing through the substantially horizontal line; and a vertical reference axis (VR) that is perpendicular to the horizontal reference axis (HR) and to an optical axis; where the optical axis passes through the coordinate system's center; Also is included a means for emitting a second light beam that is horizontally divided into a multitude of selectively activated light segments where the light segments illuminate a zone located astride of the first horizontal axis (HI) that is characterized by the cut, which includes a proximal longitudinal end along the horizontal reference axis (HR) between 1.25° and 1.5° or between ?1.25° and ?1.

Abstract: A luminous motor-vehicle module including in a first light source, and a first reflective surface that is configured to collect and reflect the light rays emitted by the first light source into a first light beam, a second light source and a second reflective surface that is configured to collect and reflect the light rays emitted by said second light source into a second light beam, and an optical system configured to project the first and second light beams; the first and second light sources emitting the light rays in the same direction, the first and second reflective surfaces are offset along the optical axis and the optical system is configured to form an image of the second reflective surface.

Abstract: The invention relates to a method for controlling a lighting device for a motor vehicle comprising at least first and second light modules arranged to emit, respectively, first and second pixelated light beams in first and second predetermined emission zones which are associated with them, the resolution of the first pixelated light beam being greater than the resolution of the second pixelated light beam and the first and second predetermined emission zones being adjacent, the method includes detecting the presence of a target object in a given zone among the first and second predetermined emission zones and forming a dark zone in the pixelated light beam associated with the given zone, by extinction or attenuation of at least one pixel of the pixelated light beam, located at the level of the target object.

Abstract: The invention relates to a luminous motor-vehicle module including at least one light source, an open casing, and a closing element for closing said open casing. The open casing includes a housing for positioning on an optical element, the positioning housing includes a plurality of grooves, and a tab for hooking on a casing of said motor vehicle comprising the optical element and an outer lens for closing the casing, the luminous module being configured to make a rotation and hook, at the end of the rotation, onto the casing via said hooking tab of the open casing.

Abstract: The present invention relates to an optical element of a vehicle light module, the light module including at least one light source, the rays emitted from which pass through a transparent optical surface of the optical element and emerge in the form of a light beam, the transparent optical surface extending mainly along a transverse axis between a first transverse end and a second transverse end, with the optical element including at least one means for attachment to the light module at each of the transverse ends of the transparent optical surface.

Abstract: The invention relates to a motor vehicle light module comprising: —a part comprising a plurality of light guides, each of said light guides extending between an input diopter of the same guide and an output, the adjacent light guides joining to one another by a material junction; —several light sources arranged opposite the input diopters of all or a portion of the light guides; and—a projection system downstream from the guide outputs that has a focal surface (F) projecting an image of any light ray passing through the focal surface. According to the invention, the light module comprises at least two guides of which the distance (d1) between the focal surface (F) and the junction of said two guides is greater than the distance (d2) between the focal surface (F) and the junction of the other guides.

Abstract: A motor vehicle lighting system includes a light source, a multi-phase interleaved power converter having a plurality of selectively activatable elementary converters, each of which is configured to generate an electrical signal having its own phase. The power converter is designed to supply electrical power to the light source, and controller is designed to selectively control each of the elementary converters of the power converter. The controller is designed to receive an emission command for the emission of a desired light beam by the light source and to activate a strictly necessary number of elementary converters of the power converter such that the power converter supplies, to the light source, an electrical power needed to emit the desired light beam.

Abstract: A lighting device for a motor vehicle includes a housing having a front lighting surface, and a substantially planar plate and at least one lighting module mounted on the plate. The plate has a general plane of extension that is horizontal when the housing is mounted in the vehicle, and has a surface referred to as a lower surface and a surface referred to as an upper surface. The plate includes a first control system which includes a first male element and is arranged to cause translation of the first male element in an axis parallel to the plate, the plate being provided with a first recess receiving the first male element. A second control system that includes a second male element and is arranged to cause translation of the second male element in an axis perpendicular to the plate, the plate being provided with a second recess on its upper or lower surface that receives the second male element. The housing thus takes up less space above the modules, which can easily be raised.

Abstract: The invention provides a method for managing image data in an automotive lighting device. This method includes providing a first image pattern, which is sent to a light module, and a second image pattern. A difference pattern is generated by subtracting the second image pattern from the first image pattern and this difference pattern is sent to the light module, so the light module is able to reconstruct the second image pattern from the data of the first image pattern and the difference pattern. The invention also provides an automotive lighting device configured for the method.

Abstract: A lighting module for a vehicle includes a light source and a lens including an input dioptre oriented towards the light source and an output dioptre. The output dioptre includes at least one section through a horizontal plane having two convex portions separated by a concave portion, viewed from a side opposite the light source. The input dioptre includes a section through a vertical median plane having a lower convex portion and an upper concave portion, viewed from a side opposite the light source.

Abstract: The present invention relates to a support for a light source of a lighting device of a motor vehicle, including a zone for positioning the light source, referencing elements with respect to three given mutually transverse axes, one of the referencing elements, termed a referencing element with two portions, a first portion extending along or parallel to a first axis of the three given axes, and a second portion extending transversely relative to this first given axis.