Robot Confinement

  • US 20080039974A1
  • Filed: 03/19/2007
  • Published: 02/14/2008
  • Est. Priority Date: 03/17/2006
  • Status: Active Grant
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First Claim
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1. An autonomous coverage robot system comprising:

  • an active boundary responder comprising a wire powered with a modulated current placed along a perimeter of a property;

    at least one passive boundary responder placed on a property interior circumscribed by the active boundary responder; and

    an autonomous coverage robot comprising;

    a body;

    a drive system carried by the body and configured to maneuver the robot across the property interior;

    a signal emitter emitting a signal, the passive boundary responder responsive to the signal; and

    a boundary responder detection system carried by the body and configured to detect both the active and passive boundary responders, the drive system configured to redirect the robot both in response to the responder detection system detecting an active boundary responder and in response to detecting a passive boundary responder.

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