| 摘要 |
An antenna 1 which is incorporated in a multilayer wiring board 2 has: radiating elements 11 - 1, 11 - 2, 11 - 3 , and 11 - 4 which are laid on faces of A-, B-, and C-layers of the wiring board 2 , respectively; power supplying portions 12 - 1, 12 - 2, 12 - 3 , and 12 - 4 which are laid on the faces of the layers, respectively to supply an electric power to the radiating elements 11 - 1, 11 - 2, 11 - 3 , and 11 - 4 ; short-circuiting portions 13 - 1, 13 - 2, 13 - 3 , and 13 - 4 which are laid on the faces of the layers, respectively to ground the radiating elements 11 - 1, 11 - 2, 11 - 3 , and 11 - 4 ; and a connecting portion 14 which penetrates the A-, B-, and C-layers of the wiring board 2 , and through which the power supplying portions 12 - 1, 12 - 2, 12 - 3 , and 12 - 4 are electrically connected to each other.
|
