| 摘要 |
PROBLEM TO BE SOLVED: To provide an in-vehicle radio communication system wherein a passenger can perform the operation of a car navigation system similar to a driver sitting on a driving seat. SOLUTION: A radio I/F part 108 is arranged on the car navigation system 101 displaying route guidance information or various information of a vehicle. An in-vehicle portable terminal 109 which has an input means (an input part 112) receiving the input from a display means (a display part 111) and a user can radio-communicate to the car navigation system through a radio I/F part 115. The same information as or the different information from information displayed on a display means ( a display part 103 ) of the car navigation system by the operation from a portable terminal can be displayed on the display means of the portable terminal. As a result, a display/operation system can be provided at least one by one to both the passenger and the driver. COPYRIGHT: (C)2004,JPO |
