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Early warning and collision avoidance

  • US 10,235,882 B1
  • Filed: 05/31/2018
  • Issued: 03/19/2019
  • Est. Priority Date: 03/19/2018
  • Status: Active Grant
First Claim
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1. A method comprisingusing electronic sensors located in a vicinity of a crosswalk that crosses a road to monitor an area in and nearby the crosswalk, the electronic sensors generating motion data about vulnerable roadway users who are in or nearby the crosswalk, the motion data including location and direction of the vulnerable roadway users,applying the generated motion data to a machine learning model running in equipment located in the vicinity of the crosswalk to make a prediction that one of the vulnerable roadway users is about to enter the road in or nearby the crosswalk, the prediction being made prior to the vulnerable roadway user entering the road in or nearby the crosswalk, the machine learning model having been trained using motion data generated in the vicinity of the crosswalk and indicative of intent or behavior of vulnerable roadway users who previously had been in or nearby the crosswalk, the motion data comprising location, speed, acceleration, and orientation, andbefore the vulnerable roadway user has entered the road in or nearby the crosswalk, transmitting a warning to at least one of:

  • a device associated with the vulnerable roadway user, a device associated with another ground transportation entity approaching the crosswalk on the road, or a road sign configured to alert the vulnerable roadway user or a driver.

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