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Vehicle occupancy detection using time-of-flight sensor

  • US 9,964,643 B2
  • Filed: 12/08/2011
  • Issued: 05/08/2018
  • Est. Priority Date: 12/08/2011
  • Status: Active Grant
First Claim
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1. A method comprising:

  • projecting modulated light onto an occupant from a plurality of light sources outside of a vehicle;

    receiving reflections of the light sources at a plurality of detectors having different views and located outside of the vehicle, the vehicle moving relative to the light sources and the detectors;

    determining three-dimensional data based on a time-of-flight of the reflections; and

    detecting the occupant using the three-dimensional data comprising combining the outputs of the plurality of detectors to correlate occupant detection data.

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