×

Pedestrian warning system providing adjustable acoustic indications

  • US 10,347,121 B2
  • Filed: 01/12/2018
  • Issued: 07/09/2019
  • Est. Priority Date: 06/14/2016
  • Status: Active Grant
First Claim
Patent Images

1. A method for a vehicle to provide acoustic information to pedestrians, the method comprising:

  • producing a first sound at a first frequency range from a first sound generator located at a front of the vehicle;

    producing a second sound at a second frequency range from a second sound generator located under the vehicle;

    adjusting, by a processor, acoustic characteristics of the first and second sounds based on vehicle motion data; and

    adjusting the acoustic characteristics of at least one of the first sound or the second sound based on feedback collected from mobile devices in a vicinity external to the vehicle.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×