Parallel capturing of lidar frames at differing rates

    公开(公告)号:US10107915B2

    公开(公告)日:2018-10-23

    申请号:US15862031

    申请日:2018-01-04

    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.

    Multiple simultaneous laser beam emission and illumination while ensuring eye safety

    公开(公告)号:US12282118B2

    公开(公告)日:2025-04-22

    申请号:US18340386

    申请日:2023-06-23

    Abstract: A LIDAR system is disclosed. The system may include a laser light projection system that may simultaneously provide at least two laser light beams. The system may also include an optical system, including one or more deflectors to project the at least two laser light beams toward a field of view of the LIDAR system. Each of the laser light beams may have an energy density below an eye safe level. However, a total combined energy density of the laser light beams may exceed an eye safe level. The laser light beams may be projected from the deflector are spaced apart from one another by an angular spacing ranging from 2.5 mrad to 6 mrad.

    LIDAR SYSTEM WITH AUTOMATIC YAW CORRECTION

    公开(公告)号:US20240418841A1

    公开(公告)日:2024-12-19

    申请号:US18259229

    申请日:2021-12-30

    Abstract: Embodiments are provided for a LIDAR system comprising a laser emission unit configured to generate at least one laser beam; a scanning unit configured to project the at least one laser beam toward a field of view of the LIDAR system; and at least one processor programmed to: determine at least one indicator of a current yaw orientation of the LIDAR system based on analysis of point cloud representations of at least one stationary object in an environment of a host vehicle and based on detected ego motion of the host vehicle; determine a difference between the current yaw orientation and a target yaw orientation for the LIDAR system; and adjust at least one scan range limit associated with the scanning unit to at least partially compensate for a difference between the current yaw orientation of the LIDAR system and the target yaw orientation for the LIDAR system.

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