SYSTEMS AND METHODS FOR TIME-OF-FLIGHT OPTICAL SENSING

    公开(公告)号:US20220229164A1

    公开(公告)日:2022-07-21

    申请号:US17615381

    申请日:2020-06-05

    Abstract: A time-of-flight (TOF) optical sensor may include a controller, a sensing array, and a readout unit. The sensing array may include a plurality of sensing cells. The readout unit may include a plurality of readout TOF modules. The number of the plurality of readout TOF modules may be less than the number of the plurality of sensing cells. The controller may be configured to trigger a connection of a first sensing cell of the plurality of sensing cells to a first readout TOF module of the plurality of readout TOF modules at a first time during a sampling period, thereby enabling the first readout TOF module to provide a first measurement of a change in output of the first sensing cell.

    ELECTROOPTICAL SYSTEMS HAVING HEATING ELEMENTS

    公开(公告)号:US20210341729A1

    公开(公告)日:2021-11-04

    申请号:US17282199

    申请日:2019-10-03

    Abstract: A microelectromechanical system (MEMS) mirror assembly may comprise a frame and a MEMS mirror coupled to the frame. The MEMS mirror assembly may also include at least one piezoelectric actuator including a body and a piezoelectric element. When subjected to an electrical field, the piezoelectric element may be configured to bend the body, thereby moving the MEMS mirror with respect to a plane of the frame. The MEMS mirror assembly may further include at least one heating resistor configured to heat the piezoelectric element when an electric current passes through the at least one heating resistor.

    SYSTEM AND METHOD FOR REPOSITIONING A LIGHT DEFLECTOR

    公开(公告)号:US20220163633A1

    公开(公告)日:2022-05-26

    申请号:US17593963

    申请日:2020-04-02

    Abstract: A LIDAR system may include at least one processor configured to control at least one light source for emitting a light flux. The at least one processor may also be configured to control a light deflector to deflect light from the at least one light source in order to scan a field of view. The at least one processor may further be configured to detect an object within the field of view based on first reflections from the field of view received by at least one sensor. The at least one processor may also be configured to determine a first position of the light deflector based on second reflections from the field of view received by a plurality of detector cells, and control a repositioning of the light deflector to a second position based on the first position of the light deflector and an intended illumination location.

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