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Navigation apparatus and method

  • US 20030069687A1
  • Filed: 11/13/2002
  • Published: 04/10/2003
  • Est. Priority Date: 03/18/1998
  • Status: Active Grant
First Claim
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1. A navigation apparatus for mounting in a moving object and having an input unit, a central processing unit, a storage unit, and an output unit, wherein said storage unit has a means for storing data relating to a navigated area, said input unit has a means for inputting information relating to travel when said moving object is traveling, said central processing unit has a computing and retrieving means for finding from data stored in said storage unit a unit area not suitable for travel as a cell when said information relating to travel is input, and said output unit has a means for outputting or displaying said cell.

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