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Inferring state of traffic signal and other aspects of a vehicle's environment based on surrogate data

  • US 9,804,601 B2
  • Filed: 03/31/2016
  • Issued: 10/31/2017
  • Est. Priority Date: 06/01/2012
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • obtaining sensor data from one or more sensors observing an environment of a vehicle, wherein the one or more sensors are operationally associated with the vehicle, wherein the vehicle is configured to operate in an autonomous mode, wherein the environment includes a traffic signal that is not observed by the one or more sensors, and wherein the sensor data indicates a status of at least one other vehicle in the environment;

    using an inference system to infer a state of the traffic signal based on the status of the at least one other vehicle in the environment; and

    controlling the vehicle in the autonomous mode based on the inferred state of the traffic signal.

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