F21S41/18

LIGHT-EMITTING CELL ARRAY, HEADLAMP DRIVING DEVICE, AND HEADLAMP CONTROL SYSTEM

Provided is a light-emitting cell array including a first emission region including a first light-emitting cell provided in a first direction, a second emission region including a plurality of second light-emitting cells, the plurality of second light-emitting cells being stacked on the first light-emitting cell in a second direction intersecting with the first direction and provided in the first direction, and a third emission region including a plurality of third light-emitting cells different from the plurality of second light-emitting cells, the plurality of third light-emitting cells being stacked on the plurality of second light-emitting cells in the second direction and provided in the first direction.

Lamp module and lamp for vehicle including the same
11808428 · 2023-11-07 · ·

A lamp module includes a light source unit that generates light; and a light guide unit that emits at least a portion of the light incident from the light source unit to generate a beam pattern. The light guide unit comprises a light incident portion configured to receive at least a portion of the light incident from the light source unit; a light emitting portion configured to emit at least a portion of the light incident through the light incident portion; and a transmission portion disposed between the light incident portion and the light emitting portion and configured to transmit at least a portion of the light incident through the light incident portion to the light emitting portion. The transmission portion comprises a shield portion including an edge portion formed along a rear focal plane of the light emitting portion and configured to obstruct a portion of the light.

APPARATUS AND METHOD FOR MASKING RESIDUAL VISIBLE LIGHT FROM AN INFRARED EMISSION SOURCE

A light masking system for a vehicle includes: a printed circuit board (PCB); at least one infrared (IR) light source disposed on a first surface of the PCB and configured to emit a first predetermined wavelength range of light; at least one masking light source disposed on the first surface of the PCB proximal to the IR light source and configured to emit a second predetermined wavelength range of light, wherein a portion of the emitted first predetermined wavelength range of light of the IR light source includes visible light; and the emitted second predetermined wavelength range of light of the at least one masking light source masks the emitted visible light from the first predetermined wavelength range of the at least one IR light source.

VEHICULAR LAMP AND VEHICLE FRONT DETECTION SYSTEM
20220243885 · 2022-08-04 · ·

A vehicular lamp configured to radiate illumination light and measuring light toward a side in front of a vehicle includes a light source unit configured to emit visible light that becomes illumination light and measuring light, and the light source unit emits the illumination light and the measuring light while alternately switching the illumination light and the measuring light at a cycle in which at least the measuring light is not visually recognized by a driver.

Lamp for vehicle
11415288 · 2022-08-16 · ·

Provided is a lamp for a vehicle capable of forming a plurality of different beam patterns. The vehicle lamp includes a light source system, a lens system, and a shield system. The lens system includes a plurality of incident lenses onto which light emitted from the light source system is incident and a plurality of exit lenses to output the light incident thereto from the plurality of incident lenses to form a predetermined beam pattern. The shield system includes a plurality of main shields to block some of light beams from being directed to the plurality of exit lenses, wherein each of the plurality of shields includes a blocking surface to block a light beam from being directed to the plurality of exit lenses and at least one transmission hole formed in the blocking surface.

LASER-ASSIST LED FOR HIGH-POWER ADB AUTOMOTIVE HEADLIGHT
20220290828 · 2022-09-15 ·

An adaptive-driving-beam (ADB) headlight including a white LED having an emission area; an optional single-crystal-phosphor (SCP) plate mounted over a portion of the emission area; and, optionally, at least one laser that emits a blue laser beam that impinges on the SCP plate such that the SCP plate wavelength converts at least some of the light of the blue laser beam and at least some of the light of the white LED to longer wavelengths than wavelengths of the light of the blue laser beam and the light of the white LED. Some embodiments further include a projection lens; a curved mirror to reflect and focus light from the SCP and/or white LED towards a digital-mirror device (DMD), configured to selectively reflect the received light toward the projection lens, in order to provide increased field of view (FOV) and headlight brightness.

Light device for generating plurality of beam pattern images

A light device is configured to generate a plurality of beam pattern images in which various images of light emitted from a plurality of fine light emitters are projected through fine lenses and shields, whereby various images of light are projected in accordance with whether the fine light emitters are turned on. Further, a light source array, a shield array, and a lens array are each formed in a plate shape, so the size decreases and the structure is simplified.

LIGHTING SYSTEM OF AN AUTOMOTIVE VEHICLE
20220099268 · 2022-03-31 · ·

The present invention relates to a lighting system for a motor vehicle. The lighting system comprises at least one first light emitting device mounted on a front right side of the vehicle and adapted to project in front of the vehicle a first pixelated light beam. The lighting system further comprises at least one second light emitting device mounted on a front left side of the vehicle and adapted to project in front of the vehicle a second pixelated light beam. One of the first pixelated light beam and second pixelated light beam, called high resolution beam, has a number of pixels greater than or equal to at least five times, in particular greater than or equal to at least ten times, the number of pixels of the other of said pixelated light beams, called low resolution beam.

LASER PHOSPHOR LIGHT SOURCE FOR INTELLIGENT HEADLIGHTS AND SPOTLIGHTS

A laser-excited phosphor light source and method includes a heat sink; a plurality of lasers, each mounted in thermal contact to the heat sink, wherein each of the plurality of lasers emits one or more first (e.g., blue) wavelengths. A crystal phosphor rod having two ends and at least one side face is operatively coupled to receive the laser light from one or more of the plurality of lasers. The rod emits light of one or more longer wavelengths. A compound parabolic concentrator (CPC) receives the light from the crystal phosphor rod. The light source outputs an output light beam that includes the light of one or more longer wavelengths from the first crystal phosphor rod and light of the one or more first (e.g., blue) wavelengths. Some embodiments include multiple phosphor light sources of different colors, and/or a blue light source not using phosphors.

Vehicle luminaire and vehicle lighting tool

A vehicle luminaire according to an exemplary embodiment includes: a socket; and a light-emitting module that is provided in on one end side of the socket, and includes only three light-emitting elements. When viewing the vehicle luminaire from a direction along a central axis, light-emitting surfaces of the three light-emitting elements have an approximately rectangular shape or an approximately square shape. At the inside of an approximately rectangular luminous region with the central axis set as the center, the three light-emitting elements are provided in parallel in a row in a direction in which short sides of the luminous region face each other.