Navigation system for automotive vehicle with automatic navigation start and navigation end point search and automatic route selection

摘要: A navigation system has a map memory storing data. The road stored in the is divided into plurality of pages further subdivided continuous blocks. also stores identification data for blocks and index various points within includes position known points. an input unit entry block and/or points, display displaying on monitor. processor accepts travel starting point destination through unit. Based entered data, searches containing designated progressively expands search area along vector between destination. process finds closest to other these as start end point.