摘要 |
<P>PROBLEM TO BE SOLVED: To provide a radio-controlled watch having a thin antenna which receives the standard time wave signal with a coreless loop antenna and corrects the time information. <P>SOLUTION: The watch is provided with a standard wave reception system attached in a groove 304a as an antenna-attaching means, formed around the watch exterior and receiving standard wave signal by way of a coreless loop antenna 1101 with a preset length, a minute hand drive system and a second hand drive system for driving hands indicating the time, and a control circuit for correcting time of hands by driving the minute hand drive system and the second hand drive system, based on the standard time wave signal received with the standard wave receiver system. <P>COPYRIGHT: (C)2005,JPO&NCIPI |