Abstract: An example system includes an infrared emitter to output infrared light towards a target, where the infrared light reflects from the target to produce reflected infrared light, and a detector to receive the reflected infrared light and to provide a signal based on the reflected infrared light. The system also includes a lighting system that includes a light emitter to output visible light, a mirror configured (i) to allow the visible light to pass through the mirror and to reflect the reflected infrared light onto the detector, or (ii) to allow the reflected infrared light to pass through the mirror and onto the detector and to reflect the visible light, and one or more optical elements configured to affect the visible light and the reflected infrared light.

Abstract: An example system includes a light source coated with a phosphor layer, a laser emitter to output a laser beam, and a controller to control a direction of the laser beam so that the laser beam hits a location on the phosphor layer. The laser beam excites the location on the phosphor layer to produce a spotlight at the location.

Abstract: Raw material devices, systems that incorporate raw material delivery devices, and methods of supplying raw material using the raw material devices. A raw material delivery device includes a hollow body comprising a first end and a second end, the second end disposed above the first end in a system vertical direction, an inlet disposed at the first end of the hollow body, an outlet disposed at the second end of the hollow body, and a stepped passageway disposed within the hollow body between the inlet and the outlet. The stepped passageway is configured to deliver raw material via one or more steps from the inlet to the outlet.

Abstract: A rake arm assembly mountable to a build table having an upper surface and an opposite lower surface is provided. The rake arm assembly includes a rake arm body extending in a direction transverse to a working axis and positionable at the upper surface of the build table, a first guide rail mountable to the lower surface of the build table and extending along the working axis, a first rake support member fixed to a first end of the rake arm body and movably supported on the first guide rail, a second rake support member fixed to an opposite second end of the rake arm body, and a guide pad fixed to a lower surface of the second rake support member and positionable at the lower surface of the build table.

Abstract: According to one aspect, an optical transceiver includes a substrate and a laser fixed to a first surface of the substrate, the laser generating output light for transmission along a transmission axis into a region. An optical detection element is fixed to a second surface of the substrate opposite the first surface, the optical detection element receiving input light reflected from the region along a reception axis through an opening in the substrate between the first and second surfaces of the substrate, the transmission axis and the reception axis being substantially parallel.

Abstract: A detection system for a vehicle in an environment includes at least one reflective member having a rotational axis and a plurality of reflective sides. Each of the reflective sides slopes towards the rotational axis at a slope angle different than the slope angle of at least one of the others of the reflective sides. The system includes a plurality of LiDAR systems with at least one light transmitter and at least one light receiver, each LiDAR system interacting with a different one of the reflective sides to scan the environment.

Abstract: A wheel end computer, WEC, (220) for hosting and executing one or more motion support device abstraction modules (MSDA, 221) configured to monitor and/or to control operations of one or more respective motion support devices, MSDs, (240, 250, 260, 270) on a heavy duty vehicle, where an MSDA provides a control and/or a monitoring interface between an external vehicle unit computer (VUC, 210), and a respective MSDs operational functionality, wherein the WEC (220) is arranged to identify a matching MSDA for each MSD in a set of MSDs, such that each MSD connected to the WEC is matched to a respective MSDA, and wherein the WEC (220) is arranged to receive a monitor and/or a control command from the VUC (210) for monitoring and/or controlling an MSD connected to the WEC, and to control the MSD via the respective matching MSDA.

Abstract: A detection system for a vehicle in an environment has a reflective member positioned along an x-y plane for rotation around a rotational axis orthogonal to the x-y plane. The reflective member has a plurality of reflective sides, each of the reflective sides sloping towards the rotational axis at a slope angle different than the slope angle of at least one of the others of the reflective sides. At least one detector is positioned offset from the rotational axis and the x-y plane, an active side of the plurality of reflective sides positioned to provide a field of view between the detector and the environment. An actuator is configured to rotate the reflective member around the rotational axis to change the active reflective side to a different one of the plurality of reflective sides.

Abstract: Technologies are described for providing a projected augmented reality system with pose tracking for directing manual processes. A projected augmented reality system includes a video projector, configured to project a dynamically-changing image onto a surface within a work area of an operator, a sensor, and a computer. The computer includes a memory including instructions that when executed cause the computer to obtain three-dimensional pose data using the sensor, determine an output graphical element based on a sequence of three-dimensional pose data over time, and on a current production state, and send an output image based on the output graphical element to the video projector for projection onto the surface.

Abstract: A LiDAR detection system includes optical sources generating a plurality of output optical signals disposed along a first direction. A modulation circuit applies an output signal from a signal generator to the optical sources to modulate the output optical signals such that the output optical signals are envelope-modulated output optical signals having frequency-modulated modulation envelopes. A scanning device scans the output optical signals into a region over a second direction. A receiver comprising a two-dimensional array of optical detectors receives return optical signals and generates receive signals indicative of the return optical signals. The return optical signals impinge on a mask between the region and the array, the mask comprising a plurality of apertures aligned with a first dimension of the array. The receive signals are generated for a set of detectors in the array disposed along the first dimension of the array and aligned with the mask apertures.

Abstract: A LiDAR detection system includes optical sources disposed along a first direction and a scanning device for scanning optical signals over a second direction different than the first direction into the region. A receiver receives reflected optical signals generated by reflection of the transmitted optical signals and generates receive signals indicative of the reflected optical signals. A mask is disposed near the receiver between the region and the receiver, the mask comprising a plurality of optically transparent slits through which at least a substantial portion of the reflected optical signals pass and an optically opaque portion adjacent to the slits being adapted to substantially block ambient light from reaching the receiver. A processor coupled to the receiver receives and processes the receive signals to generate detections of one or more objects in the region.

Abstract: Technologies are described for providing a projected augmented reality system with pose tracking for directing manual processes. A projected augmented reality system includes a video projector, configured to project a dynamically-changing image onto a surface within a work area of an operator, a sensor, and a computer. The computer includes a memory including instructions that when executed cause the computer to obtain three-dimensional pose data using the sensor, determine an output graphical element based on a sequence of three-dimensional pose data over time, and on a current production state, and send an output image based on the output graphical element to the video projector for projection onto the surface.

Abstract: A LiDAR detection system includes optical sources generating a plurality of output optical signals disposed along a first direction. A modulation circuit applies an output signal from a signal generator to the optical sources to modulate the output optical signals such that the output optical signals are envelope-modulated output optical signals having frequency-modulated modulation envelopes. A scanning device scans the output optical signals into a region over a second direction. A receiver comprising a two-dimensional array of optical detectors receives return optical signals and generates receive signals indicative of the return optical signals. The return optical signals impinge on a mask between the region and the array, the mask comprising a plurality of apertures aligned with a first dimension of the array. The receive signals are generated for a set of detectors in the array disposed along the first dimension of the array and aligned with the mask apertures.

Abstract: A detection system for a vehicle in an environment includes a lens within an aperture. A line camera is configured to receive light passing through the lens from the environment to generate image data. A LiDAR system is configured to transmit light through the lens to the environment and receive light passing through the lens from the environment to generate range data.

Abstract: A LiDAR detection system includes optical sources generating a plurality of output optical signals disposed along a first direction. A modulation circuit applies an output signal from a signal generator to the optical sources to modulate the output optical signals such that the output optical signals are envelope-modulated output optical signals having frequency-modulated modulation envelopes. A scanning device scans the output optical signals into a region over a second direction. A receiver comprising a two-dimensional array of optical detectors receives return optical signals and generates receive signals indicative of the return optical signals. The return optical signals impinge on a mask between the region and the array, the mask comprising a plurality of apertures aligned with a first dimension of the array. The receive signals are generated for a set of detectors in the array disposed along the first dimension of the array and aligned with the mask apertures.

Abstract: A detection system for a vehicle in an environment includes a reflective member configured to rotate about a first axis, the reflective member having a plurality of reflective sides. The detection system has a LiDAR system with at least one light transmitter and at least one light receiver. A wedge mirror deflects light between the LiDAR system and the reflective member to change the field of view of the LiDAR system in an elevation direction and in an azimuth direction. The reflective member is positioned such that rotation of the reflective member changes the field of view of the LiDAR system in an azimuth direction.

Abstract: According to one aspect, an optical transceiver includes a substrate and a laser fixed to a first surface of the substrate, the laser generating output light for transmission along a transmission axis into a region. An optical detection element is fixed to a second surface of the substrate opposite the first surface, the optical detection element receiving input light reflected from the region along a reception axis through an opening in the substrate between the first and second surfaces of the substrate, the transmission axis and the reception axis being substantially parallel.

Abstract: A LiDAR detection system includes optical sources disposed along a first direction and a scanning device for scanning optical signals over a second direction different than the first direction into the region. A receiver receives reflected optical signals generated by reflection of the transmitted optical signals and generates receive signals indicative of the reflected optical signals. A mask is disposed near the receiver between the region and the receiver, the mask comprising a plurality of optically transparent slits through which at least a substantial portion of the reflected optical signals pass and an optically opaque portion adjacent to the slits being adapted to substantially block ambient light from reaching the receiver. A processor coupled to the receiver receives and processes the receive signals to generate detections of one or more objects in the region.

Abstract: A detection system for a vehicle in an environment includes a lens within an aperture. A line camera is configured to receive light passing through the lens from the environment to generate image data. A LiDAR system is configured to transmit light through the lens to the environment and receive light passing through the lens from the environment to generate range data.

Abstract: A detection system for a vehicle in an environment has a reflective member positioned along an x-y plane for rotation around a rotational axis orthogonal to the x-y plane. The reflective member has a plurality of reflective sides, each of the reflective sides sloping towards the rotational axis at a slope angle different than the slope angle of at least one of the others of the reflective sides. At least one detector is positioned offset from the rotational axis and the x-y plane, an active side of the plurality of reflective sides positioned to provide a field of view between the detector and the environment. An actuator is configured to rotate the reflective member around the rotational axis to change the active reflective side to a different one of the plurality of reflective sides.