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Navigation system

  • US 7,577,518 B2
  • Filed: 03/31/2006
  • Issued: 08/18/2009
  • Est. Priority Date: 03/31/2005
  • Status: Expired due to Fees
First Claim
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1. A navigation system comprising:

  • a roadmap display unit that displays a roadmap at a display monitor;

    a current position detection unit that detects a current position of the navigation system;

    a touch panel disposed over the display monitor that outputs a positional signal based on a position at which the touch panel is pressed;

    a specifying unit that specifies an intersection displayed in the roadmap by receiving the positional signal output from the touch panel;

    a setting unit that sets a right turn instruction or a left turn instruction for the intersection specified by the specifying unit; and

    a guidance unit that provides guidance based upon the right turn instruction or the left turn instruction having been set, as the detected current position moves to a point at or within a predetermined distance to the specified intersection.

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