CPC G01S 7/4808 (2013.01) [G01S 7/4865 (2013.01); G01S 7/4876 (2013.01); G01S 17/10 (2013.01); G01S 17/931 (2020.01)] | 20 Claims |
1. A system comprising:
a light sensor; and
control circuitry communicatively coupled to the light sensor, the control circuitry being configured to perform operations comprising:
receiving sensor data from the light sensor, the sensor data comprising a plurality of samples;
determining whether a sample of the plurality of samples is associated with a surface external to the system (an external surface) based at least in part on at least one of:
whether the sample was received within a threshold quantity of samples; or
whether the sample was received within a threshold time; and
determining a distance to the external surface based on the determining whether the sample is associated with the external surface.
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