Abstract: A light device, notably for a motor vehicle including at least one laser light source emitting a laser light beam, a wavelength conversion material capable of converting one part of a laser light beam, diffusing another part of the laser light beam and combining the diffused and converted parts into a resultant primary light beam, a movable scanning means for scanning the laser light beam onto the wavelength conversion material, an optical means of projection of the primary light beam, an optical fiber arranged for receiving on an input face the laser light beam emitted by the laser light source and for directing the laser light beam toward the movable scanning means.

Abstract: A luminous module includes a light source and an optical part for shaping the light rays emitted by the light source. The light source is a semiconductor source that includes a plurality of electroluminescent units of submillimetre dimensions, and at least one positioning outgrowth configured to participate in the positioning of the light source on an optical part. The light source is positioned with respect to the optical part by interaction of the at least one positioning outgrowth with a corresponding receiving orifice formed in the optical part.

Abstract: A lighting device, for a motor vehicle, including a transparent or translucent screen; and a lighting module able to project a light beam onto the screen. The screen includes a first diffusive area and a second non-diffusive area, such that a first part of the light beam, projected onto the first area, is diffused by the screen and that a second part of the beam is transmitted by the screen to an external projection surface.

Abstract: A method for calibrating a light module including a set of light-emitting elements, the method including powering the light-emitting elements so as to obtain an image projected by the light module, the projected image including a set of pixels, each pixel corresponding to at least one subset of at least one light-emitting element of the light source; for each pixel of the projected image, comparison of a difference between a light intensity of the pixel with a predefined light intensity of a corresponding pixel of a reference image, with a threshold; in the case where the difference is above the predetermined threshold, determination of a modified power supply value of at least one first light-emitting element of the subset corresponding to the given pixel; and storage, in a memory of the light module, of the modified power supply value in association with an identifier of the subset including the first light-emitting element.

Abstract: A light-emitting module of a lighting/signalling device, in particular for a motor vehicle, including at least one light source including a set of submillimetre-sized light-emitting elements; the light-emitting elements being distributed in a first zone and in a second zone such that the first zone emits a first luminous intensity and that the second zone provides a transition between the first luminous intensity in proximity to the first zone and a second luminous intensity that is lower than the first luminous intensity.

Abstract: A light module having light beam scanning, notably for motor vehicles, including a light source configured for generating a light beam which has a slow axis and a fast axis, a wavelength conversion element having a conversion surface, and scanning means arranged for scanning the conversion surface with the light beam, the light module including moreover a focussing system arranged for focussing the light beam onto the conversion element and for adapting the width of the light beam to the dimensions of the scanning means, the focussing system including a lens convergent along the fast and slow axes, the lens being provided with an input dioptre and an output dioptre of the light beam, the input dioptre being substantially cylindrical in such a way as to make the light beam converge only along the fast axis until inducing a point of inversion of the image of the light source inside the lens before the light beam reaches the output dioptre.

Abstract: The invention relates to a semiconductor light source comprising at least a first set of light-emitting rods having submillimetric dimensions and a second set of light-emitting rods having submillimetric dimensions, the light-emitting rods of the first set being capable of emitting in a first wavelength domain and the light-emitting rods of the second set being capable of emitting in a second wavelength domain, said second domain being different from the first domain, wherein the first set of rods and the second set of rods are intermingled.

Abstract: The invention concerns a signaling device adapted to display pictograms, notably for a motor vehicle. The device is configured to implement at least one signaling function of a motor vehicle. The device includes display means including a display zone intended to be disposed on the vehicle, the display means being adapted to display pictograms in the display zone, each pictogram emitting a light beam having at least in part the statutory photometric characteristics of at least one of said at least one signaling functions.

Abstract: A light-emitting module for an automotive vehicle includes a light source including a plurality of electroluminescent rods, and a layer adapted for encapsulating the electroluminescent rods and for converting at least a portion of the light emitted by the rods into a converted light, the layer including a conversion sublayer extending beyond a free end of the electroluminescent rods, the conversion sublayer including a phosphor compound adapted for generating the converted light from the light emitted by the electroluminescent rods, the phosphor compound being in the form of grains, the dimensions of which are provided to prevent the presence of the grains between spaces delimited laterally between the rods, and an encapsulation sublayer in which at least a portion of the electroluminescent rods is embedded.

Abstract: An optical device comprising: an optical element for converting wavelength formed from a first optical medium having a first refractive index. The converter element receives an incident light beam at a first face and converts it into a converted light beam. The reflective optical element, positioned on a second face of the converter is configured to reflect the converted light beam. The optical device comprises a primary optical element formed from a second optical medium having a second refractive index substantially identical to the first refractive index. A first face of the primary optical element being positioned in proximity to the first face of the converter element, the primary optical element receives the incident light beam and transmits it to the converter. A second face of the primary optical element forms an output face for outputting the converted light beam to minimize parasitic reflections of the converted light beam off itself.

Abstract: A luminous motor-vehicle system including an optical module and aims to compensate for undesirable movement or deformation effects caused by the manufacturing tolerances of the optical portion. The module includes an imaging device provided with a pixelated spatial modulator, which is illuminated by a source, and a projecting optic. A control unit for controlling the modulator receives first display commands that are representative of an image to be projected. This unit converts each first display command into a second display command taking into account correction parameters, which are predefined on the basis of an identification of geometric defects specific to the projecting optic. The control unit controls the modulator, which may be a digital micromirror device, depending on the second display commands in order that the image actually projected by the imaging device corresponds to the image to be projected.

Abstract: A lighting and/or signaling device for a motor vehicle, including an internal chamber housing an optical system and at least one element made of polymer material having a surface directed toward the interior of the chamber, wherein the surface directed toward the interior of the chamber is provided with a sealing layer forming a barrier to the ingress of water molecules to the chamber. The method for manufacturing such a device is also a subject of the invention.

Abstract: A projection method for a motor vehicle, for projecting at least one image onto a projection surface by means of a light module suitable for projecting a light beam, wherein the projection method includes the steps of detecting an observation position of an observer in a light module reference frame, calculating the observation position of the observer in an image reference frame, and projecting the image onto the projection surface according to the observation position of the observer in the image reference frame, the image being integrated into the light beam of the light module.

Abstract: A light-emitting device, especially for lighting and/or signaling for a motor vehicle, includes at least a first electroluminescent module and a second electroluminescent module energized in series. Each electroluminescent module includes, in parallel: a first branch having a light source having a first direct threshold voltage beyond which the light source is gated on, and a second branch having an element such that the voltage on the terminals of the element is less than the first direct threshold voltage of the light source. A third branch has a timing module able to time a predetermined period and modify, at the end of the predetermined period, an overall impedance of the second branch so that a voltage in the second branch is greater than the first direct threshold voltage of the light source. The predetermined period in the first electroluminescent module is less than that of the second electroluminescent module.

Abstract: A lighting device, for a motor vehicle, including a transparent or translucent screen; and a lighting module able to project a light beam onto the screen. The screen includes a first diffusive area and a second non-diffusive area, such that a first part of the light beam, projected onto the first area, is diffused by the screen and that a second part of the beam is transmitted by the screen to an external projection surface.

Abstract: The light module for motor vehicle offers a light source associated with a first part of an imaging system so as to produce a reflected beam coincident with the reflection surface of a high definition pixellated spatial light modulator, which makes it possible to avoid unnecessarily lighting the periphery of the spatial light modulator. The light source consists essentially in one or more light emitting diodes and/or has a punctiform or virtually punctiform appearance. The reflected radiation arrives on a second part of the imaging system, this part characteristically consisting in an optical projection system, some of whose elements can form a back focussing system. The module remains compact and is clearly suitable for providing adaptive lighting in a homogeneous, efficient manner and with high resolution.

Abstract: A lighting module for a motor vehicle, configured to project a light beam forming a pixelized image. The lighting module includes a light source and a device for processing the light emitted by the light source includes a matrix of active elements configured to process at least a portion of the light beam emitted by the light source in such a manner as to form the pixelized image. The light source includes a matrix of emissive elements of which at least two emissive elements can be activated selectively and the matrix of emissive elements and of active elements are offset relative to one another in such a manner that each active element is arranged across a portion of the light beam emitted by an emissive element.

Abstract: A semiconductor light source and driving aid system for a motor vehicle comprising a semiconductor light source. The semiconductor light source includes a plurality of electroluminescent rods of submillimetric dimensions. At least certain rods are electrically interconnected in a first assembly dedicated to an emission of a light beam at a first wavelength, and other rods are electrically interconnected in a second assembly dedicated to an emission of a light beam at a second wavelength different from the first wavelength, the first and the second assemblies forming two selectively activable emission areas.

Abstract: A light device, notably for a motor vehicle including at least one laser light source emitting a laser light beam, a wavelength conversion material capable of converting one part of a laser light beam, diffusing another part of the laser light beam and combining the diffused and converted parts into a resultant primary light beam, a movable scanning means for scanning the laser light beam onto the wavelength conversion material, an optical means of projection of the primary light beam, an optical fiber arranged for receiving on an input face the laser light beam emitted by the laser light source and for directing the laser light beam toward the movable scanning means.

Abstract: A light device including a light source driven to produce the emission of light rays, as well as a deflection element arranged facing the light source to deflect the emitted light rays, and a ray-forming optic for emitting a light beam out of the device. The light source is a semiconductor source, including at least one substrate and a plurality of light-emitting elements of submillimetric dimensions which extend from a first face of the substrate. The deflection element takes the form of an elliptical or pseudo-elliptical reflector, whose inner face forms a reflection face for the emitted light rays which is turned towards the first face of the substrate of the light source. Also, the forming optic is a divergent lens.