Navigation apparatus based on present position calculating system
Adaptive in-vehicle route guidance system
Vehicle position determining apparatus
Vehicle location detecting system
On-board navigation system capable of switching from music storage medium to map storage medium
Method of and arrangement for representing travel guiding information
Vehicle route planning system Patent #: 5184303
ApplicationNo. 841798 filed on 02/26/1992
US Classes:701/211, Having audio or visual route guidance340/988, VEHICLE POSITION INDICATION340/995.2, Intersection turn guidance342/396, Omega701/200, NAVIGATION701/217Using dead-reckoning apparatus
ExaminersPrimary: Teska, Kevin J.
Assistant: Louis-Jacques, Jacques H.
Attorney, Agent or Firm
International ClassG06G 007/78
Foreign Application Priority Data1991-03-18 JP
AbstractThe present invention relates to an on-board navigation system which continuously informs a driver of the degree of approach of a vehicle to a destination by outputting a sound suited to the driver's actual running feeling.