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Moving and searching method of mobile robot for following human

  • US 10,534,366 B2
  • Filed: 05/08/2017
  • Issued: 01/14/2020
  • Est. Priority Date: 12/23/2016
  • Status: Active Grant
First Claim
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1. A robot for following a target, the robot comprising:

  • a processor configured to;

    estimate a location of the target based on map information and a trajectory of the target when the target is lost;

    set a search range for the target based on the estimated location and human walking pattern information; and

    track the target after the robot moves to the search range, wherein the human walking pattern information is based on observed walking paths of people in a same environment in which the target is lost, wherein the human walking pattern information includes data about paths along which people of a specific group move at a specific time band, and wherein the search range is set based on the path data of the people in the specific group to which the target belongs, and wherein the processor is further configured to change a weight of color related to the target.

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