×

Method and apparatus for using unique landmarks to locate industrial vehicles at start-up

  • US 9,580,285 B2
  • Filed: 04/17/2014
  • Issued: 02/28/2017
  • Est. Priority Date: 08/26/2011
  • Status: Active Grant
First Claim
Patent Images

1. A method of correcting pose uncertainty when operating an industrial vehicle comprising one or more sensors, one or more lifting elements, and a mobile computer, wherein the method comprises using the industrial vehicle to:

  • receive measurement data from the one or more sensors of the industrial vehicle;

    estimate a current pose of the industrial vehicle in an environment based on the measurement data;

    navigate the industrial vehicle to a pallet or product load utilizing the current pose estimate and data from the one or more sensors of the industrial vehicle;

    automatically pick-up the pallet or product load with the one or more lifting elements of the industrial vehicle;

    retrieve a position of the automatically picked-up pallet or product load from placed object data associated with the automatically picked-up pallet or product load;

    develop a new pose of the industrial vehicle using the retrieved position of the automatically picked-up pallet or product load; and

    navigate the industrial vehicle through the environment utilizing the new pose and data from the one or more sensors of the industrial vehicle.

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