Patent ID: 8019535

Claim:
A system comprising an information center device, a terminal machine connected to said information center device, and a navigation device which is mountable on a moving object, wherein, said navigation device comprises, a recording medium being rewritable on which map data is recordable, and a drive information collecting unit adapted to collect drive information of said moving object, a sorting unit adapted to sort whether or not the information having been collected by said drive information collecting unit is authorized to be recorded in said recording medium, a history information recording unit adapted to record the drive information having been sorted to be recorded by said sorting unit as drive history information in said recording medium, a recording ratio calculating unit adapted to calculate a recording ratio based on the drive information having been collected by said drive information collecting unit and the drive information having been recorded by said history information recording unit, and a recording ratio recording unit adapted to record said recording ratio into said recording medium, and said terminal machine comprises, a unit adapted to read out said drive history information and said recording ratio from said recording medium, and to send said drive history information and said recording ratio to said information center, and display an update charge of said map data received from said information center device, and map updating unit adapted to record the map data received from said information center device, in a recording medium prepared for said navigation device, and said information center device comprises, a storage unit which stores map data, a sending unit adapted to send said map data to said terminal machine, a receiving unit adapted to receive said drive history information and said recording ratio from said terminal machine, and a unit adapted to calculate an update charge of said map data according to said recording ration, and to send the update charge of map data to said terminal machine.