| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical modulation device having stable characteristics. <P>SOLUTION: An optical modulation device comprises: an optical modulator 10; bonding wire 30 in which one end of the bonding wire is electrically connected to the optical modulator; a first metal layer 56 which is electrically connected to the other end of the bonding wire, and has an inductor element disposed on an insulator layer; and a second metal layer 52 having a ground pattern which is electrically connected in series to the first metal layer. <P>COPYRIGHT: (C)2013,JPO&INPIT |
