Large area movement robot

  • US 5,467,273 A
  • Filed: 01/11/1993
  • Issued: 11/14/1995
  • Est. Priority Date: 01/12/1992
  • Status: Expired due to Term
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First Claim
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1. A large area movement robot for displacement within a region delimited by a plurality of retroreflecting objects, the robot comprising:

  • a chassis;

    a controllable apparatus operative to displace the chassis within the region delimited by the plurality of retroreflecting objects;

    a learning navigator operative to control the operation of the controllable apparatus, said navigator comprising;

    a scanning range finder mounted on the chassis and operative to measure initial azimuthal orientations and ranges of a plurality of retroreflecting objects;

    an azimuth and range matching device associated with the scanning range finder operative to determine the current azimuthal orientation of the plurality of retroreflecting objects whose ranges are determined by the scanning range finder and matching the azimuthal orientations and ranges with initial azimuthal orientations and ranges of said plurality of retroreflecting objects; and

    a self-position computation unit responsive to the output of the azimuth and range matching device and operative to provide operating instructions to the controllable apparatus.

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