| 摘要 |
PROBLEM TO BE SOLVED: To provide a navigation device capable of displaying a landmark in a highlighted manner so that it is easily recognized by a user. SOLUTION: The navigation device of this invention includes a judging means for judging whether a facility is used or not, a storage means for storing the use rate data of each facility, an updating means for calculating the use rate of each facility and updating the use rate data of the storing means when the judging means judges that a facility is used and a display control means for changing the level of highlight for the landmarks of the facility to be displayed on a display in accordance with the use rate data of the facility stored by the storing means. COPYRIGHT: (C)2005,JPO&NCIPI |
