Robot cleaner system and a method for returning to external recharging apparatus

  • US 20060087273A1
  • Filed: 03/09/2005
  • Published: 04/27/2006
  • Est. Priority Date: 10/27/2004
  • Status: Active Grant
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First Claim
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1. A robot cleaner system comprising:

  • an external recharging apparatus including a charging stand having a charging terminal, and a plurality of transmission parts for sending signals having different codes and strengths;

    a robot cleaner including a rechargeable battery, a connection terminal for connection with the charging terminal to supply power to the rechargeable battery, a receiving part for receiving signals from the plurality of transmission parts, and a control part for controlling a movement of the robot cleaner using the signals received by the receiving part, so that the connection terminal is connected to the charging terminal.

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