A vehicle headlight (1) includes a first light source unit (20), a second light source unit (40), and a controller (CO), in which the controller (CO) moves at least an upper edge of a low beam light distribution pattern (101) upward in a case of performing temperature derating on the second light source unit (40) based on a temperature of the second light source unit (40) in a state where a high beam light distribution pattern (105) is formed.
B60Q 1/08 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
F21S 41/657 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
Provided is a vehicle lamp fitting configured as an illumination lamp that has light distribution characteristics suitable for monitoring a trailer coupled to an automobile and that satisfies design requirements. The vehicle lamp fitting is configured as an illumination lamp (TBG lamp) (1) that is provided at the rear of an automobile (CAR) having a vehicle body rear portion to which a trailer (TRL) is coupled via a coupler (JNT), and that is for illuminating a region from the vehicle body rear portion to the trailer (TRL). The TBG lamp (1) is disposed inside a garnish (GN) so as not to be exposed to the outside, in a position such that the TBG lamp (1) does not interfere with other lamps (RCL) provided in the automobile (CAR). Furthermore, the TBG lamp (1) illuminates a region including at least the coupler (JNT) with a predetermined illumination intensity, and is turned on when the trailer (TRL) is coupled to the automobile (CAR).
B60Q 1/24 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments for lighting other areas than only the way ahead
F21S 43/20 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
A road surface drawing device includes: a road surface drawing lamp that draws a pattern on a road surface and that is capable of changing a drawing color of the pattern; a brightness detector that measures a brightness of the road surface or a surrounding environment thereof; and a controller that determines the drawing color of the pattern based on an output of the brightness detector and that controls the road surface drawing lamp such that the pattern is drawn in the determined drawing color.
B60Q 1/50 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
F21S 43/00 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
F21V 23/04 - Arrangement of electric circuit elements in or on lighting devices the elements being switches
F21W 103/60 - Projection of signs from lighting devices, e.g. symbols or information being projected onto the road
H05B 47/11 - Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
4.
WAVELENGTH CONVERSION MEMBER AND WHITE LIGHT-EMITTING ELEMENT
A HUD 10 is configured to be able to display a plurality of virtual images at different distances. The HUD 10 includes an image generation unit 12 and a shielding member 14. The image generation unit 12 generates a first image for forming a first virtual image and a second image for forming a second virtual image to be displayed nearer than the first virtual image. The shielding member 14 can reduce an amount of external light incident on the image generation unit 12. The shielding member 14 is movable between a position through which first light constituting the first image emitted from the image generation unit 12 passes and a position through which the first light does not pass.
B60K 35/233 - Head-up displays [HUD] controlling the size or position in display areas of virtual images depending on the condition of the vehicle or the driver
B60K 35/40 - Instruments specially adapted for improving the visibility thereof to the user, e.g. fogging prevention or anti-reflection arrangements
This vehicle lamp is provided with: a plurality of light sources for emitting light; a light guide body having an entrance surface through which the light emitted from the light source enters, a plurality of exit steps for controlling the light entering via the entrance surface, and an exit surface via which light controlled by the exit steps exits; and a display device having a display screen. A light guide portion having the exit steps and a transmissive portion covering the display screen are provided continuously in the light guide body. The exit steps are formed on the inner surface of the light guide body at least on the outside of the outer periphery of the display screen.
F21S 43/50 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
F21S 43/245 - Light guides characterised by the emission area emitting light from one or more of its major surfaces
F21S 43/249 - Light guides with two or more light sources being coupled into the light guide
F21W 104/00 - Exterior vehicle lighting devices for decorative purposes
F21Y 113/10 - Combination of light sources of different colours
Provided is a vehicle lamp that is configured to form a horizontally elongated light distribution pattern by radiating light emitted from a plurality of light-emitting elements arranged in parallel in a lateral direction ahead of the lamp via a projection lens, wherein it is possible to appropriately control light distribution by the irradiation light. The plurality of light-emitting elements (22) are configured to have light-emitting surfaces (22a) of the same size and are configured to be arranged in parallel at intervals in the lateral direction in a state in which the light-emitting surfaces (22a) are oriented in the same direction. The projection lens (30) is configured to be provided with a first projection lens portion (30L) that has a first point (F1) as a rear-side focal point, and a second projection lens portion (30R) that has a second point (F2) separated from the first point (F1) in the lateral direction as a rear-side focal point. An interval (G) between the first point (F1) and the second point (F2) is set to the same value as the lateral width (W) of the light-emitting surfaces (22a) and an interval (S) between the light-emitting surfaces (22a).
F21S 41/265 - Composite lensesLenses with a patch-like shape
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
F21S 41/143 - Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
F21S 41/151 - Light emitting diodes [LED] arranged in one or more lines
F21W 102/145 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off linesArrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions specially adapted for adaptive high beams, i.e. the beam is broader but avoids glaring other road users wherein the light is emitted between two parallel vertical cut-off lines, e.g. selectively emitted rectangular-shaped high beam
Provided is a light-emitting device capable of turning on a plurality of light sources with a simple configuration. The light-emitting device includes n (n≥2) light sources, n power supply circuits each provided for the n light sources, and a switch provided between a ground-side node of each of the n light sources and a ground. Each power supply circuit generates a power supply voltage for a corresponding one of the n light sources on the basis of a first signal, and stops generating the power supply voltage on the basis of a second signal, and the switch is turned on the basis of a light-on instruction and is turned off on the basis of a light-off instruction when the power supply voltage for the one light source is generated.
A vehicle headlight (1) includes: a second light source unit (40) that includes second light emitting units (43); an actuator (50) that adjusts a direction of light emitted from the second light source unit (40); and a controller (CO), in which the controller (CO) switches the second light emitting unit (43) that emits the light having the highest intensity to another second light emitting unit (43), and controls the actuator (50) to change a direction of second light emitted from the second light source unit (40) in such a way that a region (110) where the intensity of the light is highest in a light distribution pattern (103) after the switching approaches a region (110) where the intensity of the light is highest in the light distribution pattern (103) before the switching.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
H05B 45/18 - Controlling the intensity of the light using temperature feedback
10.
ToF IMAGING CAMERA, VEHICLE SENSING SYSTEM, AND VEHICLE LAMP
A multi-tap image sensor has n (n≥2) FD (Floating Diffusion) regions for each pixel and is capable of exposure at different timings for each FD region. The camera controller (i)senses m (m≥2) zones in this order from the near side toward the far side with a unit of one zone including n consecutive ranges. Furthermore, the camera controller (ii) in the sensing of each zone, exposes the i-th (1≤i≤n) FD region of the image sensor by the reflected light from the i-th range of this zone. The processing device corrects the pixel values of the i-th (1≤i≤n) FD region of the j-th (2≤j≤m) zone using the information generated in the j-1-th zone, and generates a range image for the i-th range of the j-th zone.
A variable light distribution lamp has a plurality of independently luminance-controllable pixels. The variable light distribution lamp is structured to illuminate an area for high beam light distribution, with a first beam ascribed to luminance distribution of the plurality of pixels. A controller is structured to receive, from a vehicle in a high beam mode, shade information that represents a left end position and a right end position in a horizontal direction of an area to be shaded, and to turn off at least one pixel, among the plurality of pixels, which is above a reference line and between the left end and the right end.
B60Q 1/115 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
This vehicle lamp includes: a light source which emits light; an inner lens having an incident surface on which the light emitted from the light source is incident, an exit surface from which a part of the light incident on the incident surface exits, and a plurality of total reflection surfaces which internally reflect a part of the light incident on the incident surface; and a projection lens having a projection part which projects the light emitted from the exit surface as a drawing pattern. At least two of the plurality of total reflection surfaces are contiguously arranged in different directions, and a light incident part for diffusion which diffuses light directed toward a boundary part of the two contiguously arranged total reflection surfaces is formed on the incident surface.
F21S 43/20 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
F21W 103/60 - Projection of signs from lighting devices, e.g. symbols or information being projected onto the road
Provided is a lighting circuit that is applied to a vehicle lamp which is provided with n light sources (where n is a plural number) connected in series, said lighting circuit comprising: n switches which are connected in parallel to the n respective light sources; a drive circuit which supplies the n light sources with drive current; and a control circuit which controls the turning on and off of the n switches. The control circuit controls the n switches such that a first state where all the n light sources are lit transitions to a second state where all the n light sources are unlit, after the number of light sources that are lit out of the n light sources sequentially decreases. In each of a plurality of states that have different lighting patterns of the n light sources, including the first and second states, on the basis of the result of detection of the voltages at a plurality of nodes of the n respective light sources on the power supply side, the control circuit determines whether the n light sources are operating as desired.
H05B 45/54 - Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDsCircuit arrangements for operating light-emitting diodes [LED] responsive to LED lifeProtective circuits in a series array of LEDs
H05B 45/10 - Controlling the intensity of the light
H05B 45/38 - Switched mode power supply [SMPS] using boost topology
H05B 45/48 - Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
H05B 47/23 - Responsive to malfunctions or to light source lifeCircuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant for protection of two or more light sources connected in series
An optical unit (1) of a vehicle lamp comprises a light source (10), a primary optical member (20), and a secondary optical member (30). The secondary optical member (30) has, in an integrated manner, a first output surface (321) from which a low beam light distribution pattern is emitted, a second output surface (322) from which an OHS light distribution pattern is emitted, a reflective surface (33) that reflects collimated light from the light source (10) to each of the first output surface (321) and the second output surface (322), and a cut-off line forming part (34) that blocks a portion of the light that is about to be incident on each of the first output surface (321) and the second output surface (322). The reflective surface (33) reflects collimated light to each of the first output surface (321) and the second output surface (322) so that a focal point is formed in the vicinity of the cut-off line forming part (34). A first focal point position (F321) of the first output surface (321) is located in the vicinity of the cut-off line forming part (34), and a second focal point position (F322) of the second output surface (322) is located farther forward than the first focal point position (F321).
F21S 41/145 - Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device the main emission direction of the LED being opposite to the main emission direction of the illuminating device
A vehicle lamp (1) comprises a light source (20), and a plate-shaped light guide (30) which has an end face (32) on which light from the light source (20) is incident and which guides the light incident from the end face (32) to a side opposite from the end face (32). The light guide (30) comprises a light entrance portion (40) which includes the end face (32), and a light emitting portion (50) which is connected to the side of the light entrance portion (40) opposite from the end face (32). The light entrance portion (40) has a plurality of light entrance portion steps (45) which are provided on at least one main surface of the light entrance portion (40) and which internally reflect light. The light emitting portion (50) has a plurality of light emitting portion steps (55) which have a shape different from that of the light entrance portion steps (45) and which cause light propagating from the light entrance portion (40) to be emitted from one main surface (52) of the light emitting portion (50). The amount of light per unit area emitted from the main surface (52) of the light emitting portion (50) is greater than the amount of light per unit area emitted from the main surface (42) of the light entrance portion (40) on the side of the main surface (52) of the light emitting portion (50).
A vehicle lamp (1) includes: a lens unit (55) having at least one lens; a holder (100) having a cylindrical support portion (101) to which the lens unit (55) is fixed inside, and a protrusion (101b) provided closer to a front end of the support portion (101) than the lens unit (55) and protruding inward of the support portion (101); a locking portion (110) provided in the support portion (101) and elastically deformable in a radial direction of the support portion (101); and a locked portion (120) provided in the lens unit (55) and locked to the locking portion (110), in which the locking portion (110) presses the locked portion (120) toward the front end of the support portion (101), and the lens unit (55) is sandwiched between the locking portion (110) and the protrusion (101b).
An image generating apparatus is provided in a vehicle to generate a predetermined image. The image generating apparatus includes: a liquid crystal unit; a plurality of light sources divided into a plurality of sections; and a control unit that performs local dimming control to turn ON and OFF the plurality of light sources for each of the plurality of sections. The control unit changes a section to be turned OFF according to a viewpoint of an occupant of the vehicle.
A light distribution control device (20) used for a vehicle headlight (21) capable of changing a light distribution pattern projected to an area forward of a vehicle comprises: a position information acquisition unit (23) that acquires current position information of a host vehicle; a traveling direction information acquisition unit (24) that acquires current traveling direction information of the host vehicle; an image acquisition unit (25) that acquires a current captured image of the surroundings of the host vehicle; a headlight control unit (22) that controls the light distribution pattern; and a communication unit (26) that is capable of communicating with an external server (34) storing position information (34B) acquired during travel in the past, traveling direction information (34C) acquired during travel in the past, and light spot information (34A) pertaining to at least the coordinates of a light spot included in a captured image captured during travel in the past, the coordinates being in the inside of the image.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
G08G 1/09 - Arrangements for giving variable traffic instructions
Provided is a novel technology for reducing malfunctions that may occur when a counterpart external connector is connected to a connector of an electronic unit. An electronic unit 50 comprises: a circuit board 34 on which an electronic component is installed; a second connector 38 that is installed at an edge section of the circuit board 34; a first housing on which the circuit board 34 is placed; and a second housing that is fitted together with the first housing, whereby an opening 41 in which the second connector 38 is exposed is formed. In the first housing, a first bent section 52b that is bent toward the second connector 38 is formed at an edge section forming the opening.
F21V 15/01 - Housings, e.g. material or assembling of housing parts
F21S 41/19 - Attachment of light sources or lamp holders
F21S 41/148 - Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
A vehicle lamp (10) comprises a housing (46), an outer lens (14) that forms a lamp chamber (16) by covering an opening of the housing (46), an electronic component that is provided within the lamp chamber (16), a wire harness (34) that supplies electric power to the electronic component, and a hook-and-loop fastener (44) that fixes the wire harness (34) to the housing (46).
F21S 45/00 - Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
F21S 41/00 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
A visual assistance display apparatus includes: a detection unit that detects an object; and a control unit that causes a display device to display a potential object that is undetectable by the detector in a manner that is superimposed on a real surrounding image. The control unit causes the display device to display an image that notifies the potential object in association with an object that obstructs a view of the potential object.
B60R 1/27 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view providing all-round vision, e.g. using omnidirectional cameras
An air delivery device (3) delivers air that is used by a cleaning device (4) installed in a vehicle (2). The air delivery device (3) comprises: a pump mechanism (31) that delivers air to the cleaning device (4); a motor (32) that drives the pump mechanism (31); a housing (33) that has a first section (331) accommodating the motor (32) and a second section (332) accommodating the pump mechanism (31); a bracket (34) via which the first section (331) is supported by a part of the vehicle (2); and an elastic member (35) that is sandwiched between the bracket (34) and the first section (331).
This vehicle lighting fixture is provided with a new design. An opening/closing mechanism 22 is disposed inside a lamp body 16 of a vehicle lighting fixture 12, and moves a shielding member 24 between a first position P1 for hiding a light emitting part 20 of the vehicle lighting fixture 12 from the outside and a second position P2 retreated from the first position.
F21S 41/50 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
F21S 43/50 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
F21W 102/13 - Arrangement or contour of the emitted light for high-beam region or low-beam region
A light distribution control device (20) that is used for a vehicle headlight and capable of changing a light distribution pattern projected to the area in front of a vehicle (1), the light distribution control device comprising: a position information acquisition unit (23) that acquires current position information of the vehicle (1); an advancing direction information acquisition unit (24) that acquires current advancing direction information of the vehicle (1); an image acquisition unit (25) that acquires a current captured image of the surroundings of the vehicle (1); a lamp control unit (22) that controls the light distribution pattern; and a communication unit (26) that transmits, to an external server (34), light spot information (34A) including position information acquired during travel, advancing direction information acquired during travel, and identification information of a target which is a light spot in the captured image captured during travel. The lamp control unit (22) controls the light distribution pattern on the basis of the current captured image, the current position information, and the light spot information (34A) acquired from the external server (34) and including past position information and advancing direction information that match the current position and advancing direction of the vehicle (1).
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21W 102/145 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off linesArrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions specially adapted for adaptive high beams, i.e. the beam is broader but avoids glaring other road users wherein the light is emitted between two parallel vertical cut-off lines, e.g. selectively emitted rectangular-shaped high beam
F21Y 105/10 - Planar light sources comprising a two-dimensional array of point-like light-generating elements
A lamp has a plurality of independently luminance-controllable pixels arranged in a matrix. The lamp illuminates a first area that contains a cutoff line in a low beam light distribution, with a first beam having an intensity distribution ascribed to a luminance distribution of the plurality of pixels. A fixed light distribution lamp covers a second area that contains a lower end of the low beam light distribution, and illuminates the second area with a second beam having a fixed intensity distribution. A controller sets a predetermined luminance distribution independent of a pitch angle of a vehicle body to the plurality of pixels of the lamp, and changes a position of the cutoff line according to the pitch angle, so as to turn off at least one pixel that corresponds to an area above the cutoff line.
F21S 41/40 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
27.
ADJUSTMENT DEVICE, ADJUSTMENT SYSTEM, CONTROL METHOD, COMPUTER PROGRAM, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM
An adjustment device (10) for adjusting an output direction (OA) of output light (L) of a lamp comprises: actuators (30A, 30B) that displace the output direction (OA) toward a designated position; a detection unit (60) that can detect displacement amounts (βX, βY) of the output direction (OA) with a second accuracy higher than a first accuracy that is a stop position accuracy of the actuators (30A, 30B); and a control unit (80) that controls the actuators (30A, 30B). The control unit (80) performs the control by performing a first drive (86) that displaces the output direction (OA) toward the designated position with the first accuracy or higher and less than the second accuracy, and then performing a second drive (88) that displaces the output direction (OA) toward the designated position with the second accuracy or higher.
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
B60Q 1/08 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
F21S 41/65 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
H02P 3/08 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a DC motor
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
This light source module comprises: a socket housing that has a resin-molded part formed from a conductive resin and a heat dissipation plate at least a portion of which is embedded in the resin-molded part; a substrate on which a light source is mounted and which is attached to the socket housing; and a power feeder that has a terminal holding part formed from an insulating resin material and a plurality of connection terminals held in the terminal holding part and including a ground terminal, wherein the outer surface of the terminal holding part has two surfaces for protrusion, from which both ends of the connection terminal respectively protrude, and a peripheral surface located between the two surfaces for protrusion. In the connection terminal, a portion that protrudes from one of the surfaces for protrusion is provided as a pattern connection part, a portion that protrudes from the other of the surfaces for protrusion is provided as a connector connection part, and a portion between the pattern connection part and the connector connection part is provided as an intermediate part. At least a portion of the intermediate part is exposed on the peripheral surface and brought into contact with the resin-molded part.
Provided is a display lighting fixture configured to emit outgoing light from a light source toward the front of a lighting fixture through a light transmission control member and thereby to make a partial area of the light transmission control member emit light, wherein the partial area appears bright when turning on the lighting fixture. The light transmission control member 30 is configured by comprising: an incident portion 32 for making the outgoing light from the light source 20 incident; and first and second reflection surfaces 34, 36 for sequentially totally reflecting the light made incident from the rear end surface 32a of the incident portion 32. At this time, the first reflection surface 34 is formed so as to totally reflect the light incident from the incident portion 32 toward an outer peripheral direction about a virtual axis Ax extending in the longitudinal direction of the light fixture on the front surface 30a of the light transmission control member 30. The second reflection surface 36 is configured such that reflection elements 36As, 36Bs for totally reflecting the light totally reflected by the first reflection surface 34 toward a direction of exiting from the front surface 30a are formed in a region corresponding to a partial region Z in the rear surface 30b of the light transmission control member 30.
F21S 43/50 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
Provided is a display lighting fixture configured to emit outgoing light from a light source toward the front of the lighting fixture through a light transmission control member, thereby making a partial area of the light transmission control member emit light, wherein, when the lighting fixture is not turned on, the partial area appears with an arbitrary color tone and when the lighting fixture is turned on, the partial area appears to emit light in a state in which a sufficient contrast difference is secured with respect to the other areas. The light transmission control member (40) is configured such that a first light-shielding film (44) and a second light-shielding film (46) having lower brightness than the first light-shielding film (44) are laminated on the rear surface (14b) of a light transmission cover (14) in this order via a colorless and transparent film (42). At this time, the first light-shielding film (44) is configured such that a plurality of first through-holes (44a) are formed in a region corresponding to the partial area (Z). The second light-shielding film (46) is configured such that a second through-hole (46a) is formed in a region corresponding to each of the plurality of first through-holes (44a).
F21S 43/20 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
The present invention comprises: a lamp unit (1) including an irradiation lens (15) that emits light from a light source (12) in the forward direction, a lens holder (11) that supports the irradiation lens (15), and a heat dissipation part (16) that supports the light source (12) and the lens holder (11); and an aiming device (2) that tilts the lamp unit (1) to adjust the angle of the lamp optical axis. The aiming device (2) comprises: a fulcrum part (3) that is arranged between the light source (12) and the irradiation lens (15) and supports the lamp unit (1) in a tiltable manner; and a vertical angle adjustment part (5) that is disposed behind the light source (12) and tilts the lamp unit (1) in the vertical direction by using the fulcrum part (3) as the fulcrum.
B60Q 1/115 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
F21S 41/65 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
F21W 102/13 - Arrangement or contour of the emitted light for high-beam region or low-beam region
A light-emitting unit includes a first semiconductor light-emitting element for low beam illumination, and a second semiconductor light-emitting element for high beam illumination. A first drive module is structured to drive the first semiconductor light-emitting element. A second drive module is structured to drive the second semiconductor light-emitting element 114. A first converter controller is structured to feedback control a first DC/DC converter, so as to bring a first drive current generated by the first DC/DC converter close to a first reference level. The second drive module 140 is structured to transmit a dimming instruction signal to the first drive module, in response to lighting instruction for the high beam illumination. The first drive module is structured to reduce the first drive current to a second reference level lower than the first reference level, in response to the dimming instruction signal.
H05B 45/58 - Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDsCircuit arrangements for operating light-emitting diodes [LED] responsive to LED lifeProtective circuits involving end of life detection of LEDs
33.
VEHICLE HEADLIGHT CONTROL DEVICE, CONTROL PROGRAM, AND VEHICLE HEADLIGHT
Provided is a control device for a vehicle headlight (21) mounted on a vehicle (1), said control device having an aiming unit that shifts the direction in which light is emitted by the vehicle headlight (21). The control device: can communicate with an emission position detection device (30) that detects the emission position of a light distribution pattern of the vehicle headlight (21); can receive a position detection signal indicating that the vehicle (1) is positioned at a prescribed position with respect to the emission position detection device (30), and a light emission ON detection signal indicating that the light emission of the vehicle headlight (21) is ON; and controls the aiming operation of the aiming unit. The control device starts the aiming operation of the aiming unit when the control device and the emission position detection device (30) are in a communicable state, the position detection signal is received for a predetermined time or longer, and the light emission ON detection signal is received.
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
B60Q 1/11 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by mechanical means
B60Q 1/16 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights illuminating the way asymmetrically
F21S 41/65 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
A road surface drawing device (1) comprises: an image forming light source (30) that emits light to form a predetermined drawing image (50); and a lens unit (40) that projects the drawing image (50) onto a road surface, wherein the lens unit (40) includes one convex meniscus lens (41) having an incident surface (42) that is curved in a convex shape and into which light is incident, and an emission surface (43) that is curved in a concave shape and from which light is emitted.
F21S 43/20 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
B60Q 1/26 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
F21V 5/04 - Refractors for light sources of lens shape
F21V 11/08 - Screens not covered by groups , , or using diaphragms containing one or more apertures
F21W 103/60 - Projection of signs from lighting devices, e.g. symbols or information being projected onto the road
A control device (10) controls an actuator (21) that displaces the irradiation direction of a light source unit (20) provided in a vehicle (1). The actuator (21) includes a fixed portion (30) fixed to the vehicle (1), and a movable portion (31) that is displaced with respect to the fixed portion (30) and on which the light source unit (20) is mounted. The control device (10) is configured to: acquire a detection value (S) from a sensor (22), which is fixed to the movable portion (31) and is capable of detecting inclination with respect to the direction of gravity; output an instruction value (I) relating to the inclination of the irradiation direction of the light source unit (20) to the actuator (21); and displace the movable portion (31). The control device (10) outputs a next instruction value (I) on the basis of the previous instruction value (I) and the amount of change in the detection value (S) of the sensor (22) before and after the driving of the actuator (21) according to the previous instruction value (I).
B60Q 1/115 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
36.
CONTROL DEVICE FOR VEHICLE HEADLAMP, VEHICLE HEADLAMP, AND CONTROL PROGRAM
A control device (22) for a vehicle headlamp (20) that includes lamp units (21) capable of forming an arbitrary light distribution pattern by controlling a plurality of light sources arranged in a matrix is configured so as to control the lamp units (21) by acquiring or generating a pixel command for designing a lighting state for each of the light sources in order to form a desired light distribution pattern. The control device (22) acquires deviation information indicating, with respect to a reference light distribution pattern serving as a reference, the deviation of a light distribution pattern formed when the light sources are lit in an adjustment lighting pattern during an aiming adjustment, and outputs a signal for correcting the pixel command or outputs a corrected pixel command.
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F21S 41/153 - Light emitting diodes [LED] arranged in one or more lines arranged in a matrix
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
A vehicle headlight (1) has a lamp unit (10), a connector (50), a housing (100) for performing floating-support of the connector (50), and a bracket (B) fixed to the housing (100) and supporting an optical axis adjustment device. One of the housing (100) and the bracket (B) is provided with a support part (110) extending in the attachment direction, and the other is provided with a supported part (B10) that fits with the support part (110). The housing (100) and the bracket (B) are fixed by fitting the supported part (B10) and the support part (110). The attachment direction of the support part (110) and the connection direction of the connector (50) are parallel so that the connector (50) is also connected when the bracket (B) is fixed to the housing (100).
F21S 41/657 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
F21S 45/00 - Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
F21W 102/10 - Arrangement or contour of the emitted light
38.
CONTROL DEVICE, VEHICULAR LIGHTING SYSTEM, AND AIMING UNIT CONTROL PROGRAM
A control device (50) for an aiming unit (A) mounted in a vehicular lighting equipment (1), the control device (50) being configured to: perform aiming adjustment in response to receiving aiming adjustment information from outside; and write to a memory (51) an aiming initial value indicating an irradiation direction of light after aiming adjustment, as determined at the time of the aiming adjustment, and vehicle identification information acquired from a vehicle (100) at the time of the aiming adjustment. The control device (50) outputs a signal indicating a write state of the memory (51) before and/or after executing the write to the memory (51).
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F21S 41/65 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
Provided is a control device (50) for an aiming unit (A) for adjusting the irradiation direction of a light source unit (10) of a vehicle lighting fixture (1). When the control device (50) is started, the control device (50) acquires an aiming initial value indicating an initial position, which is a predetermined posture that is from when aiming adjustment was performed and that is recorded in a memory (51), displaces the posture of the light source unit (10) to an initial position, and controls the aiming unit (A) on the basis of a command value indicating the amount of displacement in the irradiation direction of the light source unit (10) and the aiming initial value.
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
B60Q 1/115 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
F21S 41/65 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
This vehicle lamp comprises a light source which emits light, and a light-guiding body which extends in a predetermined direction and guides light emitted from the light source. The light-guiding body is provided with: a light-guiding part of which part of the outer peripheral surface is formed as an emission surface; and a light control unit which has an incidence surface on which light emitted from the light source is incident. The light control unit is provided with a planar light transmission part in which a first internal reflection surface and a second internal reflection surface are formed, said surfaces internally reflecting light incident from the incidence surface in different directions, said light transmission part transmitting light internally reflected by the first internal reflection surface and the second internal reflection surface and being connected to the light-guiding part. The first internal reflection surface and the second internal reflection surface are positioned in an intermediate portion in an extension direction in which the light-guiding body extends. Some of the light incident from the incidence surface is internally reflected by the first internal reflection surface and the second internal reflection surface.
An image generation device (3) comprises: a light source (31); a liquid crystal unit (33) that, by means of light from the light source (31), forms light for generating an image; and a PGU housing (30) provided with an intake port (301) and an exhaust port (302). A flow path (35) leading to the intake port (301) or the exhaust port (302) is provided inside the PGU housing (30). The light source (31) is disposed so as to face the flow path (35).
G09F 9/00 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
Provided are a substrate for mounting a light-emitting element and a lighting device that can enhance positioning accuracy with respect to a heat dissipating member even when a multilayer circuit board is used. A substrate (10) for mounting a light-emitting element comprises: an element mounting layer (11a) for mounting a light-emitting element (20) in a mounting region of a mounting surface; and a substrate upper layer (11b) layered over the element mounting layer (11a) and having an opening (13) formed at a position corresponding to the mounting region. The element mounting layer (11a) is provided with a reference hole (14a) penetrating from the upper surface to the rear surface thereof, and the substrate upper layer (11b) is provided with a fastening hole (14b) having a diameter greater than that of the reference hole (14a).
An illuminating device 110 emits illuminating light 112 at an object OBJ. An event camera 120 receives reflected light 114 from the object OBJ and outputs changes in the amount of received light over time as an event sequence. A controller 130 changes the intensity of the illuminating light 112 with a predetermined cycle, in a predetermined waveform. On the basis of the output of the event camera 120, a signal processing device 140 detects object points constituting the object on the basis of the event sequence for each pixel, with the predetermined cycle.
G01S 17/89 - Lidar systems, specially adapted for specific applications for mapping or imaging
B60Q 1/24 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments for lighting other areas than only the way ahead
G01B 11/00 - Measuring arrangements characterised by the use of optical techniques
G01C 3/06 - Use of electric means to obtain final indication
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
H04N 25/47 - Image sensors with pixel address outputEvent-driven image sensorsSelection of pixels to be read out based on image data
A fluid is injected from a small opening (126) that opens downward toward a lens located in front of the sensor. A flow path (122) extends along the front-rear direction, and the fluid flows toward the small opening (126). A first component (124) partitions a first section (1221) of the flow path (122). A second component (125) is coupled to the first component (124). The first component (124) has a positioning surface (124b) that is in contact with a housing that accommodates the sensor. The second component (125) includes a first portion (125a), a second portion (125b), and a third portion (125c). The first portion (125a) extends along the front-rear direction, and partitions a second section (1222) of the flow path (122) closer to the smaller opening (126) than the first section (1211) together with the first component (124). The second portion (125b) partitions the small opening (126) together with the first component (124). The third portion (125c) is continuous to the positioning surface (124b) and is in contact with the housing.
H04N 23/52 - Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
A vehicle lamp (1) comprises a light source (20) and a plate-shaped light guide body (50) that guides light from the light source (20) from the right side to the left side in the left-right direction along a main surface (50s1). A left-side end surface (70) of the plate-shaped light guide body (50) includes a first surface (71) having an acute angle with the main surface (50s1), and a second surface (72) that is positioned closer to the main surface (50s1) side than the first surface (71), has an obtuse angle with the main surface (50s1), and internally reflects the light so that at least a portion of the light propagating through the plate-shaped light guide body (50) is emitted from the first surface (71) in a direction perpendicular to the first surface (71).
The present invention enhances the appearance of a vehicle lamp having a single lens with a plurality of light distribution portions and that of the single lens when lit. The vehicle lamp comprises: a first light source; a second light source; and a single lens including a first light distribution portion that mainly receives light emitted from the first light source, forms the light into a first light distribution, and outputs the light, and a second light distribution portion that receives light mainly emitted from the second light source, forms the light into a second light distribution, and emits the light. The vehicle lamp is configured such that the first light source is used alone or in cooperation with the second light source, and an input surface or an output surface of the second light distribution portion is provided with surface processing for diffusing light. Thus, even when only the first light source is turned on, the light that has entered the second light distribution portion is diffused at the output surface or the input surface of the second light distribution portion, making the second light distribution portion also appear illuminated and thereby improving the appearance when lit.
Provided is a new projection optical system capable of forming a plurality of desired light distribution patterns by using a plurality of lenses. This projection optical system comprises: a first lens for projecting first light emitted from a first light source to a first region below a horizontal line ahead of a vehicle; and a second lens for projecting second light emitted from a second light source to a second region upwardly adjacent to the first region. The second lens is disposed above the first lens such that a gap G is formed with respect to the first lens.
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
48.
ELEMENT MOUNTING SUBSTRATE, VEHICLE LAMP, AND ELEMENT MOUNTING METHOD
Provided are an element mounting substrate, a vehicle lamp and an element mounting method which make it possible to suppress a deviation of the mounting position of a light-emitting element. An element mounting substrate (20) is for mounting, onto lands (20a) provided on a surface (23), a light-emitting element (10) provided with electrodes (10a) having a shape corresponding to the lands (20a), and the element mounting substrate is characterized in that the lands (20a) include a plurality of sub-lands (20b) and/or the electrodes (10a) include a plurality of sub-electrodes (10b).
F21V 19/00 - Fastening of light sources or lamp holders
H05K 3/34 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
F21W 102/13 - Arrangement or contour of the emitted light for high-beam region or low-beam region
This vehicle lamp comprises: a lamp unit that emits light by a variable color LED package including LED chips of respective colors of green, blue, and amber; and a light emission control unit that causes the lamp unit to execute light emission by a first light emission color and emit amber light as a second light emission color in accordance with light emission of a turn signal lamp.
B60Q 1/26 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
B60Q 1/34 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
F21Y 113/17 - Combination of light sources of different colours comprising an assembly of point-like light sources forming a single encapsulated light source
Provided is a kit for assembling a cleaning device that is attached to a housing accommodating a sensor, to suppress adhesion of foreign matter to a partition wall positioned in front of the sensor. A nozzle (122) for ejecting a fluid toward the partition wall, a first bracket (521) having a first shape for fixing the nozzle (122) to the housing, and a second bracket (522) having a second shape different from the first shape for fixing the nozzle (122) to the housing are integrally supported by a liner (53).
Provided is a novel optical member capable of reducing cost. The optical member is used for a vehicle lamp and has an optical surface that contributes to the formation of a light distribution pattern, and a rotary shaft portion that is provided to a surface on the opposite side of the optical surface. The optical member is an integrally molded article made entirely of resin, including the optical surface and the rotary shaft portion.
F21S 41/675 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
B60Q 1/068 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
F21W 107/17 - Use or application of lighting devices on or in particular types of vehicles for land vehicles for cycles for motorcycles
A sensing system 400 includes an illumination device 410, an image sensor 420, a sensing controller 430, and an arithmetic processing device 440. The arithmetic processing device 440 receives image data generated by the image sensor 420, determines whether detection of an object is successful for each frame, and generates a stop flag STOP indicating that sensing is impossible based on a result of determination.
G01S 17/894 - 3D imaging with simultaneous measurement of time-of-flight at a 2D array of receiver pixels, e.g. time-of-flight cameras or flash lidar
G01S 7/4865 - Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G06V 10/14 - Optical characteristics of the device performing the acquisition or on the illumination arrangements
G06V 10/98 - Detection or correction of errors, e.g. by rescanning the pattern or by human interventionEvaluation of the quality of the acquired patterns
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestriansRecognition of traffic objects, e.g. traffic signs, traffic lights or roads
Provided is a nut member having a new shape which is hardly worn out. A nut member (22) is attached to a rectangular opening section formed in a component constituting a vehicle lighting fixture. The nut member (22) comprises: a flange section (22a) that comes into contact with the component from one side of the opening section; and a pair of protruding sections (22b) that protrude from the flange section toward the other side of the opening section and face each other. Each of the protruding sections (22b) has: a locking section (22c) that is inserted into the opening section in a bent state and is locked to the component after protruding from the opening section; and a planar section (22d) with which the inner peripheral surface of one side of the opening section in the vertical direction makes contact in a locked state. The flange section (22a) has a protruding surface (22e) that abuts the component.
F21S 41/675 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
F21W 102/10 - Arrangement or contour of the emitted light
A vehicular lamp comprises: a first high beam unit (20A) that is capable of forming a first high beam light distribution pattern or a part thereof, and drawing a first animation in space in front of the lamp; and a first actuator (30A) that is configured to switch the emission direction of the first high beam unit (20A). The first high beam unit (20A) is configured to form the first high beam light distribution pattern when oriented in a first emission direction by the first actuator (30A), and to draw the first animation in the space when oriented, by the first actuator (30A), in a second emission direction that is more downward than the first emission direction.
B60Q 1/50 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
This vehicle headlight (1) comprises: light source units (41-44) aligned in the lateral direction; and a lens unit (80) including a projection lens (81) that transmits light beams from a pair of adjacent light source units (41, 43). The light source units (41-44) include light-emitting elements (41a-44a) and reflectors (41b-44b) that reflect light beams emitted from the light-emitting elements (41a-44a) so as converge at positions further toward the light-emitting element (41a-44a) side than the lens unit (80) and traverse the lens unit (80). Light distribution patterns (P1R-P4R) of the light beams from the respective light source units (41-44) which have traversed the lens unit (80) are aligned in the lateral direction, and the light distribution pattern (P2R) of the light beam from the light source unit (42) is positioned between the light distribution patterns (P1R, P3R) of the light beams from the pair of light source units (41, 43) which have traversed the projection lens (81).
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
F21W 102/165 - Arrangement or contour of the emitted light for high-beam region or low-beam region the borderlines between emitted regions and dark regions other than cut-off lines being variable
A lighting device (100) comprises: a circuit board (30) on which a light-emitting element (10) is mounted on a first surface; a heat-dissipating member (40) disposed on a second surface of the circuit board (30); and a heat-conductive member (37) disposed between the circuit board (30) and the heat-dissipating member (40). A fastening hole (36) for inserting a fastening member (50) is formed in the circuit board (30). In the surface of the first surface, a line connecting the center of the fastening hole (36) and the center of the light-emitting element (10) is defined as a virtual line, a line perpendicular to the virtual line is defined as a virtual boundary line, a part of a region farther from the fastening hole (36) than the virtual boundary line is defined as a pressing area, and at least one pressing member (71) abutting the inside of the pressing area is provided.
F21V 15/01 - Housings, e.g. material or assembling of housing parts
F21V 29/76 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
F21V 29/503 - Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
F21W 102/13 - Arrangement or contour of the emitted light for high-beam region or low-beam region
This component attachment structure is used in a vehicle lamp and comprises: an axially extending cylindrical attachment portion (S1) having a plurality of claw portions (23L); and a cylindrical attachment-receiving portion (TO1) into which the attachment portion (S1) is inserted and in which a plurality of radially penetrating window portions are formed, into which window portions the claw portions (23L) enter from the radially inner side. The attachment portion (S1) comprises a body portion (26) and an annular flange portion (22) provided at an end of the body portion (26). The body portion (26) comprises an extension portion (23) extending axially from the flange portion (22) and forming a lateral peripheral surface, and a claw portion (23L) protruding radially outward from the extension portion (23). A hook-shaped portion (25R) for elastically deforming the extension portion (23) so as to draw the claw portion (23L) radially inward is provided so as to protrude radially inward from the extension portion (23).
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
58.
MEASURING DEVICE, CONTROL PROGRAM FOR MEASURING DEVICE, AND COMPUTER-READABLE RECORDING MEDIUM HAVING COMPUTER PROGRAM RECORDED THEREON
The present invention suppresses the occurrence of failures caused by a mechanical configuration for projecting and receiving light, to the extent that the mechanical configuration is reduced in comparison with scanning type measuring devices provided with a polygon mirror. This measuring device comprises: a light projector having a plurality of light emitting units that are arranged in one row or in a grid formation; a light receiver having a plurality of light receiving units that are arranged in one row or in a grid formation and that correspond respectively to the plurality of light emitting units; and a controller. The controller: causes the plurality of light emitting units to emit light sequentially at mutually different light emission timings; causes each of the plurality of light receiving units to receive reflected light that has been emitted from each of the light emitting units corresponding to each of the light receiving units and has been reflected back from a measurement target object; and performs processing related to the measurement target object on the basis of the light emission timings of the light emitting units and the light reception timings of the corresponding light receiving units.
A vehicle headlamp includes a light source that emits light, a reflector that reflects the light emitted from the light source, a shade that blocks a portion of the light reflected by the reflector, and a projection lens that projects the light reflected by the reflector. The shade is provided with a control end located on a side of the light source. The control end includes a reflective control surface subjected to a reflective treatment and having a focal point of light positioned thereon or in the vicinity thereof, and a sloped surface subjected to a reflective treatment and continuous with an edge of the reflective control surface on the side of the light source. The sloped surface is inclined with respect to the reflective control surface to be displaced downward as a distance from the reflective control surface increases.
F21S 41/43 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
When a turn synchronization signal stays high, and a sequential turn-on prohibition signal is negated, the first lamp unit sequentially turns on a plurality of first light emitting elements, and after completion of turning-on of the plurality of first light emitting elements, then transmits a turn-on instruction signal to the second lamp unit. When the turn synchronization signal stays high, and the sequential turn-on prohibition signal is asserted, the first lamp unit turns on the plurality of first light emitting elements at a time, and transmits the turn-on instruction signal to the second lamp unit. The second lamp unit turns on the second light emitting element, in response to the turn-on instruction signal.
H05B 47/165 - Controlling the light source following a pre-assigned programmed sequenceLogic control [LC]
B60Q 1/34 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
61.
MEASURING DEVICE, CONTROL METHOD FOR MEASURING DEVICE, CONTROL PROGRAM FOR MEASURING DEVICE, AND COMPUTER-READABLE RECORDING MEDIUM HAVING COMPUTER PROGRAM RECORDED THEREON
This measuring device comprises: a light emitter that emits light; a light receiver that receives reflected light, which is light that has been emitted by the light emitter and reflected back from a measurement target object; and a controller. The controller: causes the light emitter to sequentially emit light toward a plurality of mutually different locations on the measurement target object at predetermined timings; causes the light receiver to receive the reflected light from each of the plurality of locations; acquires the acceleration of the measurement target object on the basis of a plurality of light reception timings at the light receiver corresponding to each of the plurality of locations (S140); and corrects relative positional relationships in the measurement results for the plurality of locations on the basis of the plurality of light reception timings and the acceleration (S150).
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 17/34 - Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
G08G 1/015 - Detecting movement of traffic to be counted or controlled with provision for distinguishing between motor cars and cycles
This vehicle headlight (1) comprises: a light emission unit (32) that emits, downward, light that forms a first additional light distribution pattern (PA1) formed in a region including a side above a light distribution pattern (PL) of a low beam; a reflector (35) that is disposed so as to cover the light emission unit (32) from below, and that reflects the light emitted from the light emission unit (32) forward; a light emission unit (42) that emits, downward, light that forms a second additional light distribution pattern (PA2) different than the first additional light distribution pattern (PA1) and formed in a region including a side above the light distribution pattern (PL) of the low beam; and a reflector (45) that is disposed so as to cover the light emission unit (42) from below, and that reflects the light emitted from the light emission unit (42) forward. A portion of the reflector (35) is positioned below the reflector (45), and another portion of the reflector (35) overlaps the reflector in the front-rear direction.
F21S 45/47 - Passive cooling, e.g. using fins, thermal conductive elements or openings
F21V 23/06 - Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices
F21V 29/76 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
F21V 29/83 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
F21W 102/14 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off linesArrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions specially adapted for adaptive high beams, i.e. the beam is broader but avoids glaring other road users
F21W 102/145 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off linesArrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions specially adapted for adaptive high beams, i.e. the beam is broader but avoids glaring other road users wherein the light is emitted between two parallel vertical cut-off lines, e.g. selectively emitted rectangular-shaped high beam
CONTROL METHOD FOR MEASURING DEVICE, MEASURING DEVICE, CONTROL PROGRAM FOR MEASURING DEVICE, AND COMPUTER-READABLE RECORDING MEDIUM HAVING COMPUTER PROGRAM RECORDED THEREON
The present invention suppresses electric effects due to the reception of reflected light having a relatively high light intensity, while making it possible to measure the distance to a measurement target object separated by a prescribed distance. This control method for a measuring device is a control method for a measuring device provided with: a light projector that emits light; and a light receiver having a light receiving element that receives reflected light, which is the light that is emitted by the projector and reflected back from the measurement target object. In a first period between an emission timing of the light projector and a delayed timing later than the emission timing, the light-receiving sensitivity of the light receiving element is set to be lower than a reference sensitivity with which it is possible to detect the measurement target object separated by the prescribed distance from the measuring device, and in a second period, after the delayed timing, the light-receiving sensitivity is set to the reference sensitivity, and the distance to the measurement target object is measured on the basis of a light reception signal from the light receiving element in the second period.
An aiming adjustment device 20 comprises: a signal generation unit 202 for generating a control signal Sc for controlling operation of a first actuator 14a for adjusting an emission direction in a first direction, and operation of a second actuator 14b for adjusting the emission direction in a second direction different from the first direction; and a switching circuit 220 connected to a power supply voltage node and provided so as to be connectable to the first actuator 14a and the second actuator 14b. The switching circuit 220 is configured such that, when connected to the first actuator 14a and the second actuator 14b, the actuator to which a power supply voltage is supplied from the power supply voltage node via the switching circuit 220 can be switched between the first actuator 14a and the second actuator 14b.
B60Q 1/068 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
B60Q 1/00 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
65.
SENSOR SYSTEM, MOBILE OBJECT, METHOD OF CONTROLLING SENSOR SYSTEM, CONTROL PROGRAM FOR SENSOR SYSTEM, AND COMPUTER-READABLE RECORDING MEDIUM ON WHICH COMPUTER PROGRAM IS RECORDED
The present invention compensates for the visual field of a reflective sensor that has entered an abnormal state. A controller of a sensor system performs sensing with respect to a measurement subject on the basis of a sensing result from a first reflective sensor and a sensing result from a second reflective sensor in a first visual field pattern in which the visual field of the first reflective sensor and the visual field of the second reflective sensor are adjacent to one another in a first direction. If a predetermined modification condition is satisfied, the controller sets the visual field pattern to a second visual field pattern. The second visual field pattern is configured so that, in the first direction, a visual field center orientation and/or a viewing angle of the first reflective sensor is modified, and an overlap region between the modified visual field of the first reflective sensor and the visual field of the second reflective sensor in the first visual field pattern is increased so as to be greater than in the first visual field pattern. The controller performs sensing with respect to the measurement subject on the basis of the sensing result from the first reflective sensor in the second visual field pattern.
B60W 50/023 - Avoiding failures by using redundant parts
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
B60W 50/035 - Bringing the control units into a predefined state, e.g. giving priority to particular actuators
Provided are a circuit board and lighting device making it possible to improve voltage resistance while still ensuring heat dissipation. A circuit board includes: a substrate (30) constituted of an insulating material; through hole wiring (33) formed penetrating from a first surface to a second surface of the substrate (30); a first wiring layer (31) formed on the first surface; and a second wiring layer (32) formed on the second surface. A protective layer (35) covering the second wiring layer (32) is formed on the second surface. Insulation ensuring sections (36) are formed on the second surface up to a location that is spaced farther apart from the second surface than the protective layer (35) is.
F21S 45/47 - Passive cooling, e.g. using fins, thermal conductive elements or openings
F21V 19/00 - Fastening of light sources or lamp holders
F21V 29/76 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
F21V 29/503 - Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
Provided is a new technique for suppressing variations in the positions of cutoff lines of a plurality of light distribution patterns. A vehicle lighting fixture 10 comprises: a first light source 30a; a second light source 30b; a mounting part on which the first light source and the second light source are mounted; a shade 24 for blocking a part of first light emitted from the first light source; a shade 26 for blocking a part of second light emitted from the second light source; a first projection lens 12a for projecting the blocked first light to a first region below a horizontal line; a second projection lens 12b for projecting the blocked second light to a second region adjacent to and above the first region; and a control unit for controlling turning on and off of the first light source and the second light source. The control unit turns on the first light source and the second light source to form a first light distribution pattern including the first region and the second region.
F21S 41/43 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
F21S 41/37 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
F21S 41/143 - Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
F21S 41/151 - Light emitting diodes [LED] arranged in one or more lines
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21S 45/47 - Passive cooling, e.g. using fins, thermal conductive elements or openings
The present invention suppresses the output of excitation light from an excitation laser to the outside of a projector. This projector comprises: an excitation laser that emits excitation light; a solid crystal that is disposed on the output side of the excitation laser and that is doped with a rare earth element; and a supersaturated absorber that is disposed on the output side of the solid crystal. The projector further comprises a band-pass filter. The band-pass filter is disposed on the output side of the supersaturated absorber, and transmits emitted light that is output from the supersaturated absorber but does not transmit the excitation light.
H01S 3/108 - Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using non-linear optical devices, e.g. exhibiting Brillouin or Raman scattering
A vehicle headlamp that is mounted on a vehicle and forms a light distribution pattern including a low-beam light distribution pattern includes first irradiator that irradiates a first light distribution pattern that is a portion of the low-beam light distribution pattern, and a second irradiator that irradiates a second light distribution pattern that is a portion of the low-beam light distribution pattern, at least a portion of the second light distribution pattern being located above the first light distribution pattern. A first G-value at an upper end of the first light distribution pattern is 0.25 or more and 0.35 or less, and a second G-value at an upper end of the second light distribution pattern is 0.25 or more and 0.35 or less.
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21S 41/148 - Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
F21W 102/135 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
An optical unit (1) of a vehicle headlight comprises at least one first optical unit (10) and at least one second optical unit (20). The optical unit (1) of the vehicle headlight includes: a plurality of light sources (11, 21) arranged in an arrangement direction; lens components (12, 22) into which light from each light source enters; a first optical component (13) that outputs light output from the lens component (12) forward; and a second optical component (23) having a shape different from that of the first optical component (13) that outputs light output from the lens component (22) forward. The first optical unit (10) is composed of the lens component (12) and the first optical component (13). The second optical unit (20) is composed of the lens component (22) and the second optical component (23). The first optical unit (10) and the second optical unit (20) emit mutually different light distribution patterns.
A vehicle detection device performs detection of a vehicle in front within a processing region set in an image based on an imaging device and displaces or transforms the processing region based on a change in shape of a road in front.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
G06V 20/56 - Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestriansRecognition of traffic objects, e.g. traffic signs, traffic lights or roads
H05B 47/125 - Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by using cameras
A primary lens (1) for a vehicle headlight outputs light emitted from a light source (30) forward and comprises: a first lens section (10) that has a bullet shape convex forward, and has a front face serving as a refractive surface (13); and a pair of second lens sections (20) that are provided at two opposite places on the outer circumferential surface (12) of the first lens section (10). Each of the second lens sections (20) is formed as a part including the outer circumferential surface of a parabolic shape that is convex backward and has the inside hollowed. The refractive surface (13) of the first lens section (10) causes light emitted from the light source (30) at a first emission angle (Φ1) to be outputted forward, and the outer lateral surface (22) of each of the second lens sections (20) causes a portion of light emitted from the light source (30) at a second emission angle (Φ2) larger than the first emission angle (Φ1) to be totally reflected forward.
A control device (300) acquires position information of one or a plurality of light-shielding regions, and generates a control image (IMG1) specifying the states of a plurality of control pixels so that a light-shielding region is formed corresponding to each light-shielding region. When the number of the light-shielding regions (SHD) is four or more, on/off determination is performed for each of a plurality of pixels (PIXa) surrounding each light-shielding region (SHD) in the control image (IMG1). When an on-pixel is detected, a lit state is determined, and when an on-pixel is not detected, an unlit state is determined.
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F21S 41/153 - Light emitting diodes [LED] arranged in one or more lines arranged in a matrix
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21W 102/145 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off linesArrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions specially adapted for adaptive high beams, i.e. the beam is broader but avoids glaring other road users wherein the light is emitted between two parallel vertical cut-off lines, e.g. selectively emitted rectangular-shaped high beam
This control device 300 generates second data D2 by removing frequency components higher than a predetermined first cutoff frequency from first data D1 indicating the positions of the upper end and the lower end of a light-shielding region on the vehicle side. The control device 300 generates fourth data D4 by removing frequency components lower than a predetermined second cutoff frequency from third data D3 indicating the vehicle body pitch angle based on a sensor signal S2 from a lamp-side sensor 220. The control device 300 synthesizes the second data D2 and the fourth data D4 to determine the positions of the upper end and the lower end of the light-shielding region, and controls the variable light distribution lamp 210 so that a high-beam light distribution including the light-shielding region is formed.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
B60Q 1/115 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
75.
CONTROL DEVICE FOR VEHICLE LIGHT FIXTURE, ECU, VEHICLE LIGHT FIXTURE SYSTEM, COMPUTER PROGRAM, AND CONTROL METHOD FOR VEHICLE LIGHT FIXTURE
A control device 36 calculates road surface angle information according to an output value of an inclination sensor 32 when a vehicle is stopped, and adjusts an irradiation direction according to vehicle posture angle information obtained from the output value of the inclination sensor 32 while the vehicle is stopped and the road surface angle information. The control device 36 executes first calculation processing in the calculation of the road surface angle information, and second calculation processing in which the time required for calculating the road surface angle information is shortened. When an ignition switch 314 is turned off before the end of the first calculation processing after the end of the second calculation processing, the control device 36 stores the road surface angle information obtained by the second calculation processing in a nonvolatile memory 40. When the ignition switch 314 is turned off after the end of the first calculation processing, the control device 36 stores the road surface angle information obtained by the first calculation processing in the nonvolatile memory 40.
B60Q 1/115 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
76.
Vehicle lamp controller, vehicle lamp system, and vehicle lamp control method
A vehicle lamp controller, a vehicle lamp system, and a vehicle lamp control method are provided. The vehicle lamp system includes an acceleration sensor, a vehicle lamp, and the vehicle controller. The controller includes a receiver configured to receive an acceleration information detected by the acceleration sensor, a control unit configured to derive a vehicle longitudinal direction acceleration and a vehicle vertical direction acceleration from the acceleration information, and to generate a control signal for instructing an adjustment of an optical axis of the vehicle lamp, based on a variation in a ratio between a temporal change amount of the vehicle longitudinal direction acceleration and a temporal change amount of the vehicle vertical direction acceleration during at least one of an acceleration and a deceleration of a vehicle, and a transmitter configured to transmit the control signal to an optical axis adjusting portion of the vehicle lamp.
G05D 1/00 - Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
B60Q 1/10 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution
In the present invention, a vehicle headlight that emits light forward comprises: a light source; a first optical element that converts light emitted from the light source into parallel light; and a second optical element that has an incidence surface, an emission surface, and a side surface connecting the incidence surface and the emission surface. A first region of a lamp front surface is irradiated using light that is incident on the emission surface from the incident surface of the second optical element without being directed toward the side surface. A second region positioned to the left and/or right of the first region is irradiated at an illuminance lower than the illuminance of the first region by using the light that is incident on the emission surface after being reflected by the side surface.
F21S 41/143 - Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
F21S 41/145 - Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device the main emission direction of the LED being opposite to the main emission direction of the illuminating device
F21S 41/151 - Light emitting diodes [LED] arranged in one or more lines
F21S 41/265 - Composite lensesLenses with a patch-like shape
F21W 102/17 - Arrangement or contour of the emitted light for regions other than high beam or low beam
F21W 102/20 - Illuminance distribution within the emitted light
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
Provided is an image projection device capable of saving space while increasing efficiency of utilization of irradiation light. An image projection device (10) comprises a light source unit (12) that emits unpolarized first irradiation light and second irradiation light, a first polarization conversion unit (15a) that converts the first irradiation light in a polarization direction along a first direction and emits the first irradiation light as first backlight light, a second polarization conversion unit (15b) that converts the second irradiation light in a polarization direction along the first direction and emits the second irradiation light as second backlight light, and an image display unit (110) on which the first backlight light and the second backlight light are incident from a back surface and which emits image light from a display surface, the irradiation direction of the first irradiation light and the second irradiation light from the light source unit (12) intersecting the emission direction of the first backlight light and the second backlight light.
B60K 35/231 - Head-up displays [HUD] characterised by their arrangement or structure for integration into vehicles
B60K 35/232 - Head-up displays [HUD] controlling the projection distance of virtual images depending on the condition of the vehicle or the driver
F21S 2/00 - Systems of lighting devices, not provided for in main groups or , e.g. of modular construction
F21V 9/14 - Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing polarised light
F21V 9/40 - Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
A cleaner system includes a cleaner including a nozzle having a jetting port for jetting a cleaning medium to a surface to be cleaned of a sensor mounted on a vehicle, and a control unit configured to control an operation of the cleaner. The nozzle is rotatable or slidingly movable in an operation state of the cleaner. The control unit is configured to change a movable range of the nozzle according to a travelling condition of the vehicle.
This vehicle headlight (1) comprises a high lamp unit (HU) that emits light of an additional light distribution pattern (PAH) that is added to a low beam light distribution pattern (PL) and forms a high beam light distribution pattern. The high lamp unit (HU) includes: a first unit (30) that emits light of a first light distribution pattern (P1); and a second unit (40) that emits light of a second light distribution pattern (P2) that is superimposed on a portion including a center (P1c) of the first light distribution pattern (P1) and forms the additional light distribution pattern (PAH).
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21S 41/148 - Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
A vehicle lamp includes an optical unit including a light source that emits at least a low beam light distribution pattern and a lamp control unit that controls the optical unit. When the vehicle is turning and an oncoming vehicle is present in front of a vehicle mounted with the vehicle lamp, the lamp control unit controls the optical unit to lower an emission direction of the low beam light distribution pattern.
B60Q 1/12 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to steering position
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F21S 41/657 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
The present invention prevents reductions in the accuracy of a measurement device caused by the characteristics of a bandpass filter (BPF). A measurement device according to the present invention comprises a projector and a light receiver that receives reflected light of projection light projected by the projector. The projector has a wavelength control unit that controls the wavelength of the projection light and a scanning unit that scans the projection light, and the light receiver has a light reception unit that receives the reflected light and a BPF that limits a wavelength passband for the reflected light that is incident at the light reception unit. The incidence angle at which the reflected light is incident at the BPF changes in accordance with the scanning angle of the projection light. The projector shifts the wavelength of the projection light so as to suppress reductions in the amount of reflected light received by the light reception unit caused by shifts in the wavelength passband of the BPF in accordance with the incidence angle of the reflected light.
Provided is a vehicle headlamp that projects light forward, comprising: a plurality of light sources arranged along a left-right direction; a plurality of first optical elements arranged along the left-right direction so as to correspond to the light sources; and a second optical element having at least one output surface. Each of the plurality of first optical elements is configured to output, as collimated light, light output from a corresponding one of the plurality of light sources toward the second optical element. At least a portion of the collimated light output from each of the plurality of first optical elements and entering the second optical element is output from the same output surface and projected onto different positions in the left-right direction.
F21S 41/147 - Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
F21S 41/151 - Light emitting diodes [LED] arranged in one or more lines
F21W 102/135 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
An image projection device causes an occupant of a movable body to visually recognize an image as a virtual image, and comprises a control unit (25) configured to project a first image (Ia), and to project a second image (Ib) to a position different from that for the first image (Ia). The control unit (25) is configured to: project the first image (Ia) in the case of a first condition; project the second image (Ib) in the case of a second condition; and project the first image (Ia) and the second image (Ib) in the case of a third condition which is an intermediate condition between the first condition and the second condition.
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
B60K 35/233 - Head-up displays [HUD] controlling the size or position in display areas of virtual images depending on the condition of the vehicle or the driver
G09G 5/37 - Details of the operation on graphic patterns
G09G 5/38 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of individual graphic patterns using a bit-mapped memory with means for controlling the display position
G09G 5/377 - Details of the operation on graphic patterns for mixing or overlaying two or more graphic patterns
An image projection device (20) that makes an occupant of a moving body visually recognize an image as a virtual image comprises a control unit (25) configured so as to switch between a first image (Ia) projected to a first position and a second image (Ib) projected to a second position different from the first position, on the basis of the movement speed of the moving body (1). The control unit (25) sets the movement speed of the moving body (1) when switching from the first image (Ia) to the second image (Ib) to be different from the movement speed of the moving body (1) when switching from the second image (Ib) to the first image (Ia).
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
B60K 35/233 - Head-up displays [HUD] controlling the size or position in display areas of virtual images depending on the condition of the vehicle or the driver
G09G 5/37 - Details of the operation on graphic patterns
G09G 5/38 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of individual graphic patterns using a bit-mapped memory with means for controlling the display position
86.
SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND METHOD FOR MANUFACTURING SEMICONDUCTOR LIGHT-EMITTING ELEMENT
A semiconductor light-emitting element (100) comprises: a growth substrate (10); a mask (30) formed on the growth substrate (10); and columnar semiconductor layers (40) each grown from an opening part provided in the mask (30). Each of the columnar semiconductor layers (40) has an n-type nanowire layer (41) formed at the center thereof, an active layer (42) formed on the outer circumference of the n-type nanowire layer (41), and a p-type semiconductor layer (43) formed on the outer circumference of the active layer (42). The n-type impurity concentration in the n-type nanowire layer (41) is higher on the growth substrate (10) side than on the leading end side.
H10H 20/819 - Bodies characterised by their shape, e.g. curved or truncated substrates
H10H 20/813 - Bodies having a plurality of light-emitting regions, e.g. multi-junction LEDs or light-emitting devices having photoluminescent regions within the bodies
H10H 20/816 - Bodies having carrier transport control structures, e.g. highly-doped semiconductor layers or current-blocking structures
H10H 20/825 - Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN
A cleaner for cleaning an object to be cleaned with a cleaning fluid, includes: a cylindrical cylinder configured to allow the cleaning fluid to be supplied from an outside; a cylindrical piston accommodated in the cylinder and extendably and contractibly attached to the cylinder; and a nozzle having an ejection port for ejecting the cleaning fluid supplied from the cylinder to the piston. The nozzle is configured as a component separate from the piston, and is detachably attached to a distal end of the piston.
A vehicle lamp includes a right optical unit that emits at least a low beam light distribution pattern and is arranged on a right side of a vehicle, a left optical unit 71 that emits at least a low beam light distribution pattern and is arranged on a left side of the vehicle, and a lamp controller that individually displaces, in a vertical direction, a first emission direction of the low beam light distribution pattern emitted by the right optical unit and a second emission direction of the low beam light distribution pattern emitted by the left optical unit, based on a position of a target object located in front of the vehicle.
B60Q 1/08 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
B60Q 1/068 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F21S 41/657 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
A vehicle headlamp mounted on a vehicle is capable of forming at least a first light distribution pattern projected onto an area below a cutoff line and a second light distribution pattern projected along the cutoff line to overlap with the cutoff line. At least a partial projection area of the second light distribution pattern is adjusted in luminous intensity according to a position of a target object outside the vehicle.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21W 102/14 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off linesArrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions specially adapted for adaptive high beams, i.e. the beam is broader but avoids glaring other road users
90.
CIRCUIT UNIT, METHOD OF MANUFACTURING THE CIRCUIT UNIT, HOUSING STRUCTURE FOR THE CIRCUIT UNIT, AND DEVICE PROVIDED WITH THE CIRCUIT UNIT
A connector is mounted on a board on which a circuitry is mounted. The connector includes a terminal and a connector housing. The terminal is electrically connected to the circuitry. The connector housing supports the terminal. The terminal has a first portion that extends in a direction intersecting the board, and is in elastic contact with an inner wall of a via hole formed in the board. The connector housing has a protrusion that extends in a direction intersecting the board and is fitted into a fitting hole formed in the board.
A vehicle front lamp is configured to be mounted on a vehicle, and includes a plurality of optical systems. Each of the plurality of optical systems includes a light emitting element and an inner lens disposed on a front side relative to the light emitting element. The plurality of inner lenses are integrated.
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
F21S 41/255 - Lenses with a front view of circular or truncated circular outline
F21S 41/36 - Combinations of two or more separate reflectors
F21S 41/40 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
F21S 45/47 - Passive cooling, e.g. using fins, thermal conductive elements or openings
F21W 102/135 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
F21Y 103/10 - Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
A lighting device capable of improving yield by relaxing a selection requirement for turquoise blue and making chromaticity uniform is provided. The lighting device (100) includes a first light-emitting element (12a) that emits first light belonging to a first chromaticity rank, a second light-emitting element (12b) that emits second light belonging to a second chromaticity rank, and a light mixing unit (20) that mixes the first light and the second light and radiates the light as radiated light to an outside, wherein the first chromaticity rank and the second chromaticity rank are different from each other, and the radiated light is within a chromaticity range of turquoise blue.
F21K 9/62 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
F21K 9/61 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
F21K 9/68 - Details of reflectors forming part of the light source
F21Y 113/13 - Combination of light sources of different colours comprising an assembly of point-like light sources
An image projection device is configured to project a display image on an image display board, formation of an unnecessary image in a peripheral area of the display image due to generation of stray light is effectively suppressed. A plurality of columnar protrusions is formed on an inner surface of a housing in which an image generation unit that generates the display image is housed, and a second columnar protrusion having a lower height than each of the plurality of the columnar protrusions is formed. That is, even when a part of emitted light from the image generation unit, sunlight, etc. reach the inner surface of the housing, the light that has reached the inner surface is reflected multiple times between the plurality of the columnar protrusions and between the plurality of the columnar protrusions and the second columnar protrusions, which can effectively attenuate intensity of the light.
A vehicular lamp includes a plurality of lamp units. Each of the plurality of lamp units includes a light emitting element, a lens disposed on a front side relative to the light emitting element, and a body supporting the light emitting element. The body of at least one of the plurality of lamp units includes a coupling portion configured to couple the body of the at least one of the lamp units with the body of another one of the lamp units.
F21S 43/19 - Attachment of light sources or lamp holders
B60Q 1/00 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
F21S 43/20 - Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
A lens element (3) has: a parabolic surface (32) that is formed at the rear thereof and reflects light emitted from a light source forward; and an emission surface (33) that is formed at the front thereof and emits the light emitted from the light source and reflected by the parabolic surface forward. A light source (2) is provided in the vicinity of the focal point of the parabolic surface. At the rear end of the parabolic surface, a cutoff line formation part (34) having a shape corresponding to a cutoff line is provided in the vicinity of the focal point of the emission surface. At least one of a region behind the cutoff line formation part and a region closer to the light source than the cutoff line formation part in the lens element is configured not to cause light emitted from the light source to contribute to a low beam light distribution pattern.
F21S 41/148 - Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
F21W 102/155 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cut-off lines
F21W 102/18 - Arrangement or contour of the emitted light for regions other than high beam or low beam for overhead signs
A first primary lens (22) collimates light from each of a plurality of first light sources (21). A first lens array (23) has a plurality of first lens elements (231). The collimated light entering the plurality of first lens elements from the first optical element is output from the plurality of first lens elements. A second primary lens (22) collimates light from each of a plurality of second light sources (31). A second lens array (33) has a plurality of second lens elements (331). The collimated light entering the plurality of second lens elements from the second optical element is output from the plurality of second lens elements. The plurality of first light sources (21) are disposed at a first interval along a first direction. The plurality of second light sources (31) are disposed at a second interval along the first direction. The first interval and the second interval are different from each other.
F21S 41/663 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
A light distribution control device (20) used in a vehicle headlight capable of changing a light distribution pattern projected in front of a vehicle (1) comprises: a position information acquisition unit (23) that acquires current position information of an own vehicle; a traveling direction information acquisition unit (24) that acquires current traveling direction information of the own vehicle; an image acquisition unit (25) that acquires a captured image of current surroundings of the own vehicle; and a control unit (22) that controls the light distribution pattern. The control unit controls the light distribution pattern on the basis of: light spot information (27A) containing position information acquired during past traveling, traveling direction information acquired during the past traveling, type information of a target that is a light spot in a captured image that is captured during the past traveling; the current position information; and the current captured image.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
G01C 21/26 - NavigationNavigational instruments not provided for in groups specially adapted for navigation in a road network
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestriansRecognition of traffic objects, e.g. traffic signs, traffic lights or roads
Vehicle lamp including a light guide including a light guide portion that guides light emitted from a light source, and a plate-shaped emission portion that is continuous with an outer peripheral surface of the light guide. The width of the light guide portion in the same direction as the thickness direction of the emission portion is larger than a thickness of the emission portion. One end surface in the longitudinal direction of the light guide portion is formed as an incident surface to which the light emitted from the light source is incident. An outer end surface of the emission portion is formed as an emission surface from which the light guided by the light guide portion is emitted. A plurality of control surfaces for controlling the light guided by the light guide portion such that the light is directed toward the emission surface are formed in the emission portion.
An optical unit (1) of a vehicle headlight that forms a low beam light distribution pattern (LP) comprises: a light source (10); a primary optical member (20) that renders light emitted from the light source (10) parallel light; and a light guide body (30) into which the parallel light emitted from the primary optical member (20) is incident. The light guide body (30) has: an emission surface (32) that is provided on the front side of the light guide body (30) and that emits light so as to form the low beam light distribution pattern (LP); and a reflection part (33) which is provided as a total reflection surface on the light guide body (30) and according to which light from the primary optical member (20) is directed into the light guide body (30) and either directly or indirectly reflected to the emission surface (32). The reflection part (33) is composed of a plurality of mutually different reflection surfaces (331, 332).
A vehicle headlight (1) is provided with a lamp unit (10), a leveling unit (30) fixed to the lamp unit (10), and a bracket (B2) for rotatably supporting the lamp unit (10) and the leveling unit (30).
F21S 41/657 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
F21S 41/19 - Attachment of light sources or lamp holders
