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DIRECTION DEVICE AND OPERATION SYSTEM UTILIZING THE SAME

  • US 20110295447A1
  • Filed: 03/09/2011
  • Published: 12/01/2011
  • Est. Priority Date: 05/25/2010
  • Status: Active Grant
First Claim
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1. A direction device controlling a traveling route of a cleaning robot, comprising:

  • a receiving unit receiving an encoded ultrasonic wave emitted by the cleaning robot;

    a emitting unit emitting at least one wireless signal; and

    a control unit, which activates the emitting unit to emit a first direction wireless signal when the receiving unit receives the encoded ultrasonic wave,wherein the cleaning robot passes according to the first direction wireless signal.

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