| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a board with a built-in element, in which a crystal oscillator is completely embedded in the substrate, and to provide a manufacturing method of the substrate. <P>SOLUTION: In the board with built-in element 100, a crystal oscillating element 31 formed of a crystal oscillating body 31a, and a pair of electrodes 31b is stored in a recessed part where at least a surface is arranged on one face 6a of an insulating board 6. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
