Abstract:
A vehicle lighting fixture (100) is configured to form a predetermined light distribution pattern (P Hi , P Lo ) (for example, a high-beam (driving) light distribution pattern (P Hi ) and a low-beam (passing) light distribution pattern (P Lo )) by superimposing N partial light distribution patterns (P Hi_Wide , P Hi_Mid , P Hi_Hot , P Lo_Wide , P Lo_Mid, P Lo_Hot ) wherein N is a natural number of 2 or more. The vehicle lighting fixture (100) can include a light intensity changing unit configured to change a light intensity of at least one partial light distribution pattern (P Hi_Wide , P Hi_Mid , P Hi_Hot , P Lo_Wide , P Lo_Mid , P Lo_Hot ) out of the N partial light distribution patterns (P Hi-Wide , P Hi-Mid , P Hi-Hot , P Lo_Wide , P Lo_Mid , P Lo_Hot ).
Abstract:
There is provided a lighting device arranged to produce a controllable light beam for illuminating a scene. The device comprises an addressable spatial light modulator arranged to provide a selectable phase delay distribution to a beam of incident light. The device further comprises Fourier optics arranged to receive phase-modulated light from the spatial light modulator and form a light distribution. The device further comprises projection optics arranged to project the light distribution to form a pattern of illumination as said controllable light beam.
Abstract:
L'invention concerne un système d'éclairage, notamment pour véhicule automobile, comprenant au moins deux modules optiques (100, 200), chaque module optique comprenant une ou plusieurs sources de lumière (2, 102, 202), un composant optique (104, 204) associé à la ou aux dites sources de lumière (2, 102, 202), un support (10, 110, 210) de la ou desdites sources de lumière (2, 102, 202) et une armature de soutien (112, 212) dudit support (10, 110, 210), ledit support (10, 110, 210) étant identique d'un module à l'autre, lesdites armatures de soutien (112, 212) étant respectivement configurées pour accueillir le composant optique (104, 204) associé de manière à ce qu'un axe optique dudit composant soit positionné de façon différente par rapport à la ou aux dites sources de lumière (2, 102, 202) associées, d'un module à autre. L'invention concerne également une armature de soutien pour un tel système ainsi qu'un projecteur muni dudit système.
Abstract:
Vorgestellt wird ein Lichtmodul für einen Kraftfahrzeugscheinwerfer (30) mit einer Lichtleiteranordnung (10) mit wenigstens einem erstem Lichtleiterzweig (12) und einem zweiten Lichtleiterzweig (14). Jeder der beiden Zweige weist eine Lichtaustrittsfläche (12.1, 14.1) auf. Die Lichtaustrittsfläche (12.2, 14.2) wird jeweils von zwei Schmalseiten (12.3, 12.4, 14.3, 14.4) begrenzt. Die beiden Zweige (12, 14) sind so angeordnet, dass eine Schmalseite (12.4) des ersten Zweiges (12) parallel und unmittelbar benachbart zu einer Schmalseite (14.3) der Lichtaustrittsfläche des zweiten Zweiges (14) angeordnet ist. Jeder Zweig weist zwei Transportflächen (12.7, 12.8, 14.7, 14.8) auf. Das Lichtmodul zeichnet sich dadurch aus, dass die Transportflächen Flächennormalen (12.7n, 12.8n, 14.7n, 14.8n) mit einer Richtungskomponente aufweisen, die mehr zu einer ersten Schmalseite (12.3, 12.4) der beiden Schmalseiten des Zweiges als zu einer zweiten Schmalseite (12.4, 14.4) der beiden Schmalseiten des Zweiges weist, wobei die unmittelbar benachbart und parallel zueinander liegenden Schmalseiten eine zweite Schmalseite (12.4) des ersten Zweiges und eine erste Schmalseite (14.3) des zweiten Zweiges sind.
Abstract:
A method for controlling the vehicle lighting system viewing angles (110, 130) synchronizing with the turning angles and system thereof, comprising: obtaining a current vehicle turning angle signal, transforming it into current turning angle value; finding out the specific lighting system illumination angle synchronizing with a turning angle range according to the value; then controlling the lighting system switching to the found specific synchronizing illumination angle, achieving synchronization between viewing angles and turning angles. Through synchronizing with turning angles, the system automatically controls the lighting system spotlight degrees, thus controls the illumination angles, and brings a wide range visual effect to drivers. Without driver's extra operations, the system can automatically adjust the lighting system illumination angles according to different turning angles, thus adjust the driver's viewing angle sizes, further improves the driving safety.
Abstract:
There is provided a lamp control system (1). The lamp control system comprises: a lamp (5R, 5L) configured to form a light distribution pattern ahead of a vehicle (2) using a non-illumination region forming unit (20), wherein the light distribution pattern comprises an illumination region and a non-illumination region, and the illumination region comprises at least one longitudinal cutoff line (LCL, RCL) at a boundary between the illumination region and the non-illumination region; a detector (4) configured to detect a front vehicle (P) in front of the vehicle (2); an information acquiring unit configured to acquire a displacement direction (L, R) and a displacement speed (VL, VR) of the front vehicle (P); and a light distribution controller configured to control the light distribution pattern using the non-illumination region forming unit (20) such that the front vehicle (P) detected by the detector (4) is positioned in the non-illumination region. When the front vehicle (P) is approaching the longitudinal cutoff line (LCL, RCL), the light distribution controller controls the light distribution pattern based on the displacement direction and the displacement speed so as to increase an interval (ML, MAR) between the longitudinal cutoff line (LCL, RCL) and the front vehicle (P).
Abstract:
A light distribution-controlling device of a vehicle headlight includes headlight lamp bodies (2L, 2R), light distribution operation switches (8, 9) including a passing switch, a front detection unit (11) that detects an object in front of an own vehicle, a manual mode control unit (13) that controls the light distribution of the headlight lamp body based on a signal outputting from the light distribution operation switch, an auto mode control unit (14) that controls the light distribution of the headlight lamp body based on a signal output from the front detection unit, an auto mode changeover switch (7) that switches control of the light distribution of the headlight lamp body to control by the auto mode control unit by the driver's operation, a passing continuation-determining unit (15) that determines whether a continuation time of an ON operation of the passing switch is more than or equal to a threshold continuation time, and an auto mode-returning unit (16) that returns the control of the light distribution to the control by the auto mode control unit.
Abstract:
L'invention concerne un dispositif d'éclairage/signalisation multifonctions pour véhicule automobile comportant au moins un collecteur elliptique (R) à double foyer (f1, f2), une source lumineuse (S) placée au voisinage d'un des foyers, et une lentille de projection (L) du faisceau lumineux selon un faisceau d'éclairage/signalisation (F). Une plieuse de faisceau multifonctions, formée par un polyèdre optique (1) muni d'un nombre supérieur à deux de facettes optiques est prévu. Chaque facette optique est munie d'un bord plieur/transmetteur de faisceau (BP) générateur d'une fonction spécifique d'éclairage/signalisation. Le polyèdre (1) est placé sur le trajet du faisceau lumineux, au voisinage du deuxième foyer (f2) et mobile au moins en rotation autour d'un axe de rotation (YY) orthogonal à l'axe optique (ZZ) de l'ensemble. Des ressources (2) de sélection et de commande d'au moins une facette optique et du bord plieur/transmetteur de faisceau (BP) associé à celle-ci sont prévus pour ramener le bord plieur/transmetteur de faisceau (BP) en position d'interception du faisceau lumineux au voisinage du deuxième foyer (f2) par commande de déplacement en rotation du polyèdre optique (1). Application à tout type de véhicule automobile.
Abstract:
A light emitting diode (LED) package (191) comprises a first LED sub-assembly (192) comprising a first LED die (170A), a first reflector (164A) having a first principal axis (179A), and a first lens (160A). The LED package (191) also comprises a second LED sub-assembly (193) comprising a second LED die (170B), a second reflector (164B) having a second principal axis (179B), and a second lens (160B). The LED package (191) further comprises a common lead frame (176). The first LED sub-assembly (192) and the second LED sub-assembly (193) are mounted to the common lead frame (176). The first LED sub-assembly (192) is adapted to emit a first beam centered in a first direction, and the second LED sub-assembly (193) is adapted to emit a second beam centered in a second direction that is non-parallel to the first direction.
Abstract:
The invention relates to a vehicle light system comprising a laser device for generating a laser beam, further comprising a light output module provided with a phosphor element for emitting a light beam upon incidence of the generated laser beam and provided with an optical element associated with the phosphor element for producing a light output beam. Furthermore, the light system comprises a further light output module provided with a corresponding further phosphor element and a second optical element. The laser device is arranged to switch between a first state, in which the generated laser beam is directed to the phosphor element, and a second state in which the generated laser beam is directed to the further phosphor element.