Abstract: A light module includes at least one light source, a light source support, and an optical element suitable for receiving rays emitted by the light source. The optical element includes structure for positioning the optical element in a predefined position on the support and an elastic attachment device for attaching the optical element in the predefined position on the support.

Abstract: Embodiments of the present invention provide a switching circuit. The circuit comprises: a charging sub-circuit, which has a first input end and an output end; a switching sub-circuit, which has a first end, a second end, and a control end, wherein the control end of the switching sub-circuit is connected to the output end of the charging sub-circuit; and a function sub-circuit, which is connected to the first end or the second end of the switching sub-circuit, and has a first node, wherein an operating voltage of the first node is higher than an input voltage of an input power supply, the switching sub-circuit comprises one or more NMOS switches, and the first input end of the charging sub-circuit is connected to the first node.

Abstract: The invention provides an automotive lighting device associated with vehicle electronics where the device includes light sources, a current sink device and a light driver. The current sink device is connected with the light sources so that each light source with a current sink device forms a light group. The light driver is configured to be electrically fed by a power source where the light driver includes terminals configured to selectively activate or deactivate current flow in each terminal, in such a way that each light group is connected. The light driver is arranged in series with the light groups relative to the power source, either located between the power source and the light groups or located between the light groups and the ground connection. The current sink device includes an input configured to receive an activation signal, in such a way that the current sink device can be selectively activated to consume power.

Abstract: The present invention relates to a lighting system 200 of an automotive vehicle comprising:—an image capture device (205) configured to acquire an image (I) of a road (R) of travel of the vehicle, said road (R) comprising lanes marked on the road (110);—a lighting module (215) configured to project road markings on the road (120); wherein said lighting system (200) is configured to filter the projected road markings (120) on the road compared to the lanes marked (110) on the road.

Abstract: The invention concerns a system for lighting a lateral region of a vehicle. The system includes a first rear light module capable of emitting a first light beam and a second front light module capable of emitting a second light beam. The first and second light modules are arranged such that their respective light beams are oriented towards each other. The invention also relates to a vehicle including such a system. The invention finally concerns a lighting method and a method for assisting the driving of a vehicle.

Abstract: A vehicle luminous module intended to generate a light beam along an optical axis includes primary light guides each including an entrance dioptric interface and an exit, and a light source arranged facing an entrance dioptric interface. A projecting assembly includes a focal region and an exit member, the projecting assembly being arranged so that the light rays passing through said focal region and reaching the exit member are imaged in a projection field downstream of said projecting assembly. The exits of the guides are arranged level with the focal region. The luminous module includes at least one secondary light guide distinct from the primary light guides, and arranged so as to deviate light rays generated by the light source so that they do not reach the exit member, and/or so as to spread said light rays in said projection field.

Abstract: The subject of the invention is a reflector device for a lighting module of a motor vehicle. The device includes a housing made of plastic, wherein the internal faces are metallized so as to reflect the light received. The housing on an external face of one of its walls has reception means able to house a support including at least one light source, the wall having an opening which leads toward the inside of the housing and which allows the light emitted by the light source or sources to propagate toward the inside of the housing. According to the provisions of the invention, the external face of the housing may be connected to ground potential so as to act as a shield against the electromagnetic waves emitted by various electronic components.

Abstract: The invention relates to a matrix light source having a plurality of elementary light sources with a light-emitting semiconductor element and an integrated circuit which includes the control logic pertaining to the elementary light sources of the matrix. The architecture of the light source is adjustable in that during production the size of the integrated circuit can be adapted to house matrices of different sizes using a repeatable structure.

Abstract: The invention relates to a light device for a motor vehicle, comprising a matrix light source having a matrix of elementary light sources with an electroluminescent semiconductor element. Each elementary light source has an emitting surface that is less than or equal to 0.2 mm2. The measures proposed by the invention allow such a matrix light source to be powered without any risk of damage due to overheating of the semiconductive junctions of the elementary light sources that make up the light source.

Abstract: A light system comprising: (a) a plurality of light sources; (b) a plurality of reflectors that are each aligned with and reflect one or more of the plurality of light sources in a first direction away from a vehicle that houses the light system, wherein at least one of the plurality of reflectors comprises: (i) a plurality of reflector facets; (ii) a vertical centerline that extends through a central reflector facet; and (iii) an equal number of the plurality of reflector facets in a first region on a first side of the vertical centerline and second region on a second side of the vertical centerline; wherein the second region has a width from the centerline that is less than a width of the first region from the centerline.

Abstract: An object detection system for a motor vehicle is proposed. The system includes an array of electroluminescent light sources, an array of light sensors and a calculating unit. At least one of the electroluminescent light sources is able to emit a signal. At least one of the sensors is able to receive the emitted signal that has been reflected by an object. The calculating unit is able to calculate, by triangulation, the position of the object on the basis of the position, in one of the arrays of electroluminescent light sources, of at least one of the electroluminescent light sources able to emit a signal and on the basis of the position, in one of the arrays of light sensors, of at least one of the sensors able to receive the signal reflected by the object.

Abstract: A method for controlling a lighting device of a host motor vehicle in order to emit a beam for lighting the road that is non-dazzling to a target object on this road. The method includes acquiring, with a sensor system of the host motor vehicle, the position (xtarget_t0, ytarget_t0) of the target object on the road at a given time (t0), and predicting, with a predicting unit, the position (xtarget_t1, ytarget_t1) of the target object on the road at a time (t1) that is in the future with respect to the given time. Also included is correcting, with the predicting unit, the acquired position of the target object at a given time depending on the predicted position at the future time, and generating, with the lighting device, a non-dazzling zone (Z) in a beam for lighting the road, which beam the device emits depending on the corrected position (PG,PD) of the target object.

Abstract: The invention relates to a lighting device (1) for a motor vehicle, comprising: —a housing (10); —a noise-reducing material (11); characterised in that: —the noise-reducing material (11) is partially disposed inside the housing (10) and is in contact with the housing (10); —the housing (10) has at least one hole (100) and the noise-reducing material (11) is configured to pass through the at least one hole (100) and extends projecting from the at least one hole (100) to the outside of the housing (10).

Abstract: The invention relates to a matrix light source comprising a plurality of elementary light sources with light-emitting semiconductor elements, and a common substrate that is in contact with an integrated circuit. The integrated circuit is configured to delay, for a predetermined duration, the light-up of the elementary sources, upon receiving a light-up command.

Abstract: A light module for a motor vehicle headlamp comprising at least one pixelated light source, a plurality of electroluminescent emitters distributed into a plurality of pixels and capable of emitting light rays, a projection optic arranged to directly image, toward the outside of the light module, a light beam formed by said light rays emitted by said at least one light source. The light module is characterized by a mask arranged between the at least one light source and the projection optic in order to completely or partially prevent light rays originating from the light source from being reflected by regions arranged outside the plurality of electroluminescent emitters of the light source.

Abstract: The invention relates to an electronic assembly for an automotive lighting device. The inventive electronic assembly comprises a first group of light source connections and at least one jumper where each jumper is arranged to bypass a first spare light source connection belonging to the first group of light source connections by putting its first and second terminals in electrical contact. Hence when in operation, the first spare light source connection does not receive any light source. The first group of light source connections are intended to receive light sources which are used for the same lighting function. The invention also relates to a lighting device that includes such an electronic assembly with a method that includes manufacturing such a lighting device.

Abstract: Lighting module of a lighting and/or signalling device for a motor vehicle including at least one light source positioned on a source support, an optical element comprising an input face which receives light rays emitted by said at least one light source and is positioned facing the latter, and a frame supporting the optical element and fastened to said source support. The optical element has at least one stud having a free end projecting towards the source support, said at least one stud being made of the same material as the optical element and being in direct or indirect contact with the source support when the lighting module is assembled.

Abstract: Light-emitting module, notably motor vehicle lighting and/or signaling module, including at least two sub-modules each including at least two light sources activatable selectively to each produce a segment of a partial light beam. Also included is a projection optic common to the two sub-modules for projecting said light-emitting segments. The sub-modules and the projection optic being adapted to produce a homogeneous segmented beam.

Abstract: A device including at least one optical module for emission of a light beam which is mounted on a support arranged on a frame orthogonal to the axis of emission and is mounted in adjustable manner on the frame by means of a sighting mechanism which includes at least two parallel threaded rods carried by the support. Each module extends an associated hole in the frame and carries a spherical nut having an active clamping spherical face which cooperates with a complementary bearing surface formed of the frame. The two threaded rods include one reference threaded rod carrying a nut whose active face cooperates with a complementary spherical reference bearing surface of truncated spherical profile, and at least one adjustment threaded rod which carries a nut whose active face cooperates with a complementary cylindrical adjustment bearing surface of truncated cylindrical profile.

Abstract: The invention proposes a matrix light source having a plurality of elementary light sources with light-emitting semiconductor elements, and a common substrate in contact with an integrated circuit. The integrated circuit allows a brightness setpoint to be stored for each elementary light source of the matrix source, and comprises a circuit for managing the power supply for each source, allowing the brightness setpoint to be implemented without needing other external controls.