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Determining position inside building via laser rangefinder and handheld computer

United States Patent

January 12, 2010
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
An apparatus, computer software, and a method of determining position inside a building comprising selecting on a PDA at least two walls of a room in a digitized map of a building or a portion of a building, pointing and firing a laser rangefinder at corresponding physical walls, transmitting collected range information to the PDA, and computing on the PDA a position of the laser rangefinder within the room.
Ramsey, Jr.; James L. (Albuquerque, NM), Finley; Patrick (Albuquerque, NM), Melton; Brad (Albuquerque, NM)
Sandia Corporation (Albuquerque, NM)
11/ 509,161
August 24, 2006
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT The Government has rights to this invention pursuant to Contract No. DE-AC04-94AL85000 awarded by the U.S. Department of Energy.