| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a time piece capable of stabilizing a clocking clock, and capable of accurate stepping, concerning the time piece installed on a place having a great change of surrounding circumstances such as an automobile. <P>SOLUTION: This time piece having an oscillation means, a clock generation means for clocking generating a clock for clocking based on an oscillation frequency, and a clocking means for clocking a time based on the clock for clocking is characterized by having a reception means for receiving a radio wave having a prescribed carrier frequency, and a clock correction means for clocking for correcting the clock for clocking generated from the clock generation means based on the prescribed carrier frequency received by the reception means. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
