Mobile robot and course adjusting method thereof

  • US 6,496,754 B2
  • Filed: 06/11/2001
  • Issued: 12/17/2002
  • Est. Priority Date: 11/17/2000
  • Status: Expired due to Fees
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First Claim
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1. A mobile robot comprising:

  • a running device for moving the mobile robot about a room;

    an obstacle detecting device for detecting a presence of an obstacle;

    a controlling portion coupled to and controlling the running device and the obstacle detecting device;

    a location recognizing device coupled to the controlling portion for recognizing a current location of the mobile robot, the location recognizing device including a first vision camera and a first vision board, the first vision camera for imaging a ceiling of the room and recognizing a base mark on the ceiling, the first vision board processing an image from the first vision camera and transmitting data to the controlling portion; and

    a power supply coupled to the controlling portion, the power supply storing and supplying electricity to the running device, obstacle detecting device, location recognizing device, and the controlling portion, wherein the basemark is a recognition mark having a base plate, and a plurality of dots formed on the base plate at a predetermined distance from each other, and wherein the obstacle detecting device comprises;

    a line laser for emitting a linear light beam toward the obstacle;

    a first vision camera for recognizing a reflective linear light beam from the obstacle; and

    a first vision board for processing image data captured by the first vision camera.

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