| 摘要 |
PROBLEM TO BE SOLVED: To provide a wiring board having a plurality of wiring layers, wherein it is possible to adjust an electric characteristic of wiring without increasing a resistance value and an inductance value. SOLUTION: The wiring board including the plurality of wiring layers includes: first wiring 1a formed in a first wiring layer 61 of the plurality of wiring layers; second wiring 1b formed in a second wiring layer 62 of the plurality of wiring layers; and a via 5 which is a connection member made of a conductor. The via 5 is composed of a first via 5a and a second via 5b for connecting the first wiring 1a with the second wiring 1b. COPYRIGHT: (C)2010,JPO&INPIT |
