Autonomouse machine

  • US 20050085947A1
  • Filed: 10/31/2002
  • Published: 04/21/2005
  • Est. Priority Date: 11/03/2001
  • Status: Active Grant
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First Claim
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1. An autonomous machine comprising:

  • driving means for moving the machine along a surface, and a navigation system, including a memory means, for navigating the machine around an area, the navigation system comprising;

    means for causing the machine to explore a boundary of the area in which it located, constructing a map of the area based on information collected by the machine as the machine explores the area, means for determining when the machine has returned to a previously visited position within the area, means for correcting the map when the machine returns to the previously visited position, based on the knowledge that the current position and the previously visited position are the same.

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