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CLEANING METHOD FOR A ROBOTIC CLEANING DEVICE

  • US 20170344013A1
  • Filed: 12/16/2014
  • Published: 11/30/2017
  • Est. Priority Date: 12/16/2014
  • Status: Active Grant
First Claim
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1. A method of operating a robotic cleaning device over a surface to be cleaned, the method being performed by the robotic cleaning device, the method comprising:

  • following a boundary of a first object while registering path markers at intervals on the surface, the path markers comprising positional information;

    tracing previously registered path markers at an offset upon encountering one or more of the previously registered path markers; and

    switching from tracing the previously registered path markers to following an edge of a second object upon detection of the second object.

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