Patent ID: 8234060
Filing Date: 2012-07-31
Classification: G01C,G08G,G09B

Abstract:
1. A navigation device comprising: a route search processing unit for searching for a guidance route leading from a place of departure to a destination; a display unit for displaying the guidance route which is searched for by said route search processing unit on a map; an along-route scroll mode determining unit for determining whether or not a cursor having a plurality of line segments extending respectively in a plurality of directions formed on a screen of said display unit is placed on the guidance route which is searched for by said route search processing unit; a highlight processing unit for, when said along-route scroll mode determining unit determines that the cursor is placed on the guidance route, making a transition to an along-route scroll mode to highlight both a line segment of said cursor extending in a direction of the destination and a line segment of said cursor extending in a direction opposite to that of said line segment; an input unit having a plurality of direction keys indicating a plurality of directions respectively; a scroll processing unit for, when a direction key of said input unit indicating a same direction as the line segment of the cursor extending in the direction of the destination which is highlighted by said highlight processing unit is pushed down, scrolling the map toward the direction of the destination along the guidance route, and for, when a direction key of said input unit indicating a same direction as the line segment of the cursor extending in the direction opposite to that of the line segment of the cursor extending in the direction of the destination is pushed down, scrolling the map toward the direction of the place of departure along the guidance route; and a display processing unit for displaying the map on which the scroll process is performed by said scroll processing unit on said display unit.