| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vehicle clock device recognizing information related to the receiving of the standard radio wave, without a special operation performed by a user. <P>SOLUTION: In the vehicle clock device 100 provided with a display (display means) 105 for displaying the time, a receiving means 103 for receiving the standard radio wave containing time information, and control means 101a and 101b for making the display 105 display the time obtained by counting a reference clock signal and for correcting the time on the basis of the time information received via the receiving means 103, the control means 101b operates the receiving means 103 on the basis of boarding information of the user inputted via at least one of a vehicle information terminal and a multiplex communication input/output means, and make it announce the receiving information of the standard radio wave by the receiving means 103. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
