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Automobile navigation apparatus

  • US 20060080030A1
  • Filed: 01/31/2005
  • Published: 04/13/2006
  • Est. Priority Date: 01/29/2004
  • Status: Active Grant
First Claim
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1. A automobile navigation apparatus comprising;

  • a map data base storing map data in a rewritable memory means, a map data management means that classifies said map data into attributions of information properties characterized by said map data and composes tables including said attributions which are specified in records thereof and enables to access said map data in a unit of said records, an updating data acquisition means that acquires updated data of a map to which updating procedure is added, an information interpreting means that interprets the updating procedure information, and a map data updating means that updates said map data base based on a result obtained by said information interpreting means, wherein said updating procedure includes updating condition, updating actions such as deleting, adding and content modification and order of updating steps thereof.

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