Abstract: A system includes at least one processor configured to detect, based on point cloud information, portions of a particular object, and determine, based on the detected portions, at least a first portion having a first reflectivity corresponding to a license plate, and at least two additional spaced-apart portions corresponding to locations on the particular object other than a location of the first portion. The at least two additional portions have reflectivity substantially lower than the first reflectivity. The at least one processor is further configured to classify the particular object as a vehicle, based on a spatial relationship and a reflectivity relationship between the first portion and the at least two additional portions.

Abstract: A LIDAR system is provided. The LIDAR system may include at least one processor configured to: control at least one light deflector to deflect light from a plurality of light sources towards a region in a field of view while the at least one light deflector is in a particular instantaneous position; control the at least one light deflector such that while the at least one light deflector is at the particular instantaneous position, light reflections from the field of view are received on at least one common area along a plurality of return paths to at least one sensor; and receive from at least one of a plurality of light detectors included in the at least one sensor, signals associated with beam spots of the received light reflections, wherein each of the beam spots impinges on more than one of the plurality of light detectors.

Abstract: The present disclosure relates to systems and methods for calibrating LIDAR systems using internal light. In one implementation, at least one processor of a LIDAR system may control at least one light source; receive from a group of detectors a first plurality of input signals associated with light projected by the at least one light source and reflected from an object external to the LIDAR system; determine based on the first plurality of input signals a distance to the object; receive from the group of detectors a second plurality of input signals associated with light projected internal to the LIDAR system by the at least one light source; determine based on the second plurality of input signals that there is performance degradation in at least one detector of the group of detectors; and initiate a remedial action in response to the determined performance degradation.

Abstract: A LIDAR system for detecting a vehicle may include a processor configured to: scan a field of view (FOV) by controlling movement of at least one deflector at which at least one light source is directed; receive from at least one sensor signals indicative of light reflected from a particular object in the FOV; detect, based on time of flight in the received signals, portions of the particular object in the FOV that are similarly spaced from the light source; determine, based on the detected portions, at least a first portion having a first reflectivity corresponding to a license plate, and at least two additional spaced-apart portions corresponding to locations on the particular object other than a location of the first portion; and based on a spatial relationship and a reflectivity relationship between the first portion and the at least two additional portions, classify the particular object as a vehicle.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control light emission of a light source; scan a field of view by repeatedly moving at least one light deflector located in an outbound path of the light source; while the at least one deflector is in a particular instantaneous position, receive via the at least one deflector, reflections of a single light beam spot along a return path to a sensor; receive from the sensor on a beam-spot-by-beam-spot basis, signals associated with an image of each light beam-spot, wherein the sensor includes a plurality of detectors and wherein a size of each detector is smaller than the image of each light beam-spot; and determine, from signals resulting from the impingement on the plurality of detectors, at least two differing range measurements associated with the image of the single light beam-spot.

Abstract: A LIDAR system for detecting a vehicle may include a processor configured to: scan a field of view (FOV) by controlling movement of at least one deflector at which at least one light source is directed; receive from at least one sensor signals indicative of light reflected from a particular object in the FOV; detect, based on time of flight in the received signals, portions of the particular object in the FOV that are similarly spaced from the light source; determine, based on the detected portions, at least a first portion having a first reflectivity corresponding to a license plate, and at least two additional spaced-apart portions corresponding to locations on the particular object other than a location of the first portion; and based on a spatial relationship and a reflectivity relationship between the first portion and the at least two additional portions, classify the particular object as a vehicle.

Abstract: A LIDAR system for detecting a vehicle may include a processor configured to: scan a field of view (FOV) by controlling movement of at least one deflector at which at least one light source is directed; receive from at least one sensor signals indicative of light reflected from a particular object in the FOV; detect, based on time of flight in the received signals, portions of the particular object in the FOV that are similarly spaced from the light source; determine, based on the detected portions, at least a first portion having a first reflectivity corresponding to a license plate, and at least two additional spaced-apart portions corresponding to locations on the particular object other than a location of the first portion; and based on a spatial relationship and a reflectivity relationship between the first portion and the at least two additional portions, classify the particular object as a vehicle.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control at least one deflector to deflect light from a plurality of light sources along a plurality of outbound paths, towards a plurality of regions forming a field of view while the at least one deflector is in a particular instantaneous position; control the at least one deflector such that while the at least one deflector is in the particular instantaneous position, light reflections from the field of view are received on at least one common area of the at least one deflector; and receive from each of a plurality of detectors, at least one signal indicative of light reflections from the at least one common area while the at least one deflector is in the particular instantaneous position.

Abstract: A LIDAR system for use with a roadway vehicle traveling on a highway may include at least one processor configured to control at least one light source in a manner enabling light flux of light from at least one light source to vary over a scanning cycle of a field of view. The processor may also be configured to control at least one deflector to deflect light from the at least one light source in order to scan the field of view. The processor may also be configured to coordinate the control of the at least one light source with the control of the at least one light deflector such that during scanning of the field of view that encompasses a central region, a right peripheral region, and a left peripheral region, more light is directed to the central region than to the peripheral regions.

Abstract: A LIDAR system for use in a vehicle may include at least one processor configured to control at least one light source in a manner enabling light flux of at least one light source to vary over scans of a field of view. The processor may also be configured to control at least one light deflector to deflect light from the at least one light source in order to scan the field of view. The processor may also be configured to receive input indicative of a current driving environment of the vehicle, and based on the current driving environment, coordinate the control of the at least one light source with the control of the at least one light deflector to dynamically adjust an instantaneous detection distance by varying an amount of light projected and a spatial light distribution of light across the scan of the field of view.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control at least one light source in a manner enabling light flux of light from at least one light source to vary over a scanning cycle of a field of view; receive from at least one sensor reflections signals indicative of light reflected from objects in the field of view; coordinate light flux and scanning in a manner to cause at least three sectors of the field of view to occur in a scanning cycle, a first sector having a first light flux and an associated first detection range, a second sector having a second light flux and an associated second detection range, and a third sector having third light flux and an associated a third detection range; and detect an object in the second sector.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: access an optical budget stored in memory, the optical budget being associated with at least one light source and defining an amount of light that is emittable in a predetermined time period by the at least one light source; receive information indicative of a platform condition for the LIDAR system; based on the received information, dynamically apportion the optical budget to a field of view of the LIDAR system based on at least two of: scanning rates, scanning patterns, scanning angles, spatial light distribution, and temporal light distribution; and output signals for controlling the at least one light source in a manner enabling light flux to vary over scanning of the field of view in accordance with the dynamically apportioned optical budget.

Abstract: A LIDAR system for use in a vehicle may include at least one processor configured to control at least one light source in a manner enabling light flux of light to vary over a scanning cycle of a field of view. The processor may also be configured to control at least one deflector to deflect light to scan the field of view. The processor may also be configured to obtain input indicative of an impending cross-lane turn of the vehicle, and in response, coordinate the control of the at least one light source with the control of the at least one light deflector to increase light flux on a side of the vehicle opposite a direction of the cross-lane turn, causing a detection range opposing the direction of the cross-lane turn of the vehicle to temporarily exceed a detection range toward a direction of the cross-lane turn.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control at least one light source in a manner enabling light intensity to vary over a scan of a field of view using light from the at least one light source; control at least one light deflector to deflect light from the at least one light source; obtain an identification of at least one distinct region of interest in the field of view; and increase light allocation to the at least one distinct region of interest relative to other regions, such that following a first scanning cycle, light intensity in at least one subsequent second scanning cycle at locations associated with the at least one distinct region of interest is higher than light intensity in the first scanning cycle at the locations associated with the at least one distinct region of interest.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control at least one light source in a manner enabling light flux of at least one light source to vary over a plurality of scans of a field of view, the field of view including a near-field portion and a far-field portion; control at least one light deflector to deflect light from the at least one light source in a manner scanning the field of view; implement a first scanning rate for first frames associated with scanning cycles that cover the near-field portion and a second scanning rate for second frames associated with scanning cycles that cover the far-field portion; and control the at least one light source to alter a light source parameter and thereby project light in a manner enabling detection of objects in the second frames associated with the far-field portion.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control at least one light source in a manner enabling light flux to vary over a scan of a field of view using light from the at least one light source; control at least one light deflector to deflect light from the at least one light source; use first detected reflections associated with a scan of a first portion of the field of view to determine an existence of a first object in the first portion at a first distance; determine an absence of objects in a second portion of the field of view at the first distance; alter a light source parameter; and use second detected reflections in the second portion of the field of view to determine an existence of a second object at a second distance greater than the first distance.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control at least one light source in a manner enabling light flux to vary over a scan of a field of view; control projection of at least a first light emission directed toward a first portion of the field of view to determine an absence of objects in the first portion of the field of view at a first distance; when an absence of objects is determined in the first portion of the field of view, control projection of at least a second light emission directed toward the first portion of the field of view; and control projection of at least a third light emission directed toward the first portion of the field of view to determine an existence of an object in the first portion of the field of view.

Abstract: A LIDAR system for use in a vehicle may include at least one processor configured to control at least one light source in a manner enabling light flux of at least one light source to vary over scans of a field of view. The processor may also be configured to control at least one light deflector to deflect light from the at least one light source in order to scan the field of view. The processor may also be configured to receive input indicative of a current driving environment of the vehicle, and based on the current driving environment, coordinate the control of the at least one light source with the control of the at least one light deflector to dynamically adjust an instantaneous detection distance by varying an amount of light projected and a spatial light distribution of light across the scan of the field of view.

Abstract: A LIDAR system for use with a roadway vehicle traveling on a highway may include at least one processor configured to control at least one light source in a manner enabling light flux of light from at least one light source to vary over a scanning cycle of a field of view. The processor may also be configured to control at least one deflector to deflect light from the at least one light source in order to scan the field of view. The processor may also be configured to coordinate the control of the at least one light source with the control of the at least one light deflector such that during scanning of the field of view that encompasses a central region, a right peripheral region, and a left peripheral region, more light is directed to the central region than to the peripheral regions.

Abstract: A LIDAR system is provided. The LIDAR system comprises at least one processor configured to: control at least one light source in a manner enabling light flux of at least one light source to vary over a plurality of scans of a field of view, the field of view including a near-field portion and a far-field portion; control at least one light deflector to deflect light from the at least one light source in a manner scanning the field of view; implement a first scanning rate for first frames associated with scanning cycles that cover the near-field portion and a second scanning rate for second frames associated with scanning cycles that cover the far-field portion; and control the at least one light source to alter a light source parameter and thereby project light in a manner enabling detection of objects in the second frames associated with the far-field portion.