Car navigation device
AssigneeDenso Corporation
InventorKazumi Hayashi
Life of this patent
Estimating the term…
Abstract
There is provided a car navigation device for performing voice guidance on a guiding route to a predetermined destination. The car navigation device has history recording means and change means. The history recording means records the vehicle's driving history on a storage medium. The change means changes voice guidance quantities for a given section in the guiding route based on the driving history recorded by the history recording means concerning the given section.
Claims22
A car navigation device provided in a vehicle for performing voice guidance on a guiding route to a predetermined destination, the car navigation device comprising:
- history recording means for recording a driving history of the vehicle;
- and
- change means for changing voice guidance quantity in a given section included in the guiding route based on a driving history recorded by the history recording means concerning the given section.
A car navigation device in a vehicle for performing voice guidance on a guiding route to a predetermined destination, the car navigation device comprising:
- outlined display means for displaying on a map an outlined route having a group of representative routing points in the guiding route to the predetermined destination,
- detection means for detecting user's specification of a representative routing point in the outlined route;
- and
- change means for performing voice guidance for a section from a representative routing point concerning specification detected by the detection means to one end point of the outlined route using one of two available voice guidance systems having a smaller voice guidance quantity and performing voice guidance for a section therefrom to an opposing end point using one of two available voice guidance systems having a larger voice guidance quantity.
A car navigation device in a vehicle for performing voice guidance on a guiding route to a predetermined destination, the car navigation device comprising:
- outlined display means for displaying representative routing points in the guiding route to the predetermined destination and an outlined route including links connecting between the representative, routing points on a map;
- detection means for detecting user's specification of a link in the outlined route;
- and
- change means for, when it is configured to perform voice guidance for a section equivalent to a link concerning specification detected by the detection means using one of two available voice guidance systems, changing voice guidance for the section so as to use an other of the two voice guidance systems.
Dependencies are inferred from the claim text.