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ROBOTIC CALIBRATION METHOD

  • US 20090076655A1
  • Filed: 09/12/2008
  • Published: 03/19/2009
  • Est. Priority Date: 09/14/2007
  • Status: Active Grant
First Claim
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1. A method of obtaining calibration data for a robot system having an articulated arm, the method comprising the steps of:

  • commanding said articulated arm of said robot system to position a calibration feature at a plurality of commanded points, said plurality of commanded points collectively being a first point cloud;

    for each of said commanded points, collecting with an external measurement device a measurement point corresponding to said position of said calibration feature, said plurality of measurement points collectively being a second point cloud; and

    adjusting one or more parameters of said robot system based on a comparison of said first point cloud and said second point cloud.

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