| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an antenna structure having good radio wave receiving performance and free from restrictions in material and design, and a radio wave utilizing clock using the antenna structure. <P>SOLUTION: The antenna structure 2 is shown which is arranged in a clock wherein at least either of a side part 4 and a rear rid part 3 is made of a metal, can receive radio waves, and has an L value of 1,600 mH or less. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
