| 发明名称 |
ANTENNA DEVICE |
| 摘要 |
An antenna device is provided with a magnetic core having a winding core, an antenna coil having a wire wound around the winding core, and a metal layer crossing a coil axis direction of the antenna coil. The metal layer has a slit and an edge of the slit crosses an inner diameter portion of the antenna coil in a plan view. |
| 申请公布号 |
US2016322706(A1) |
申请公布日期 |
2016.11.03 |
| 申请号 |
US201615098854 |
申请日期 |
2016.04.14 |
| 申请人 |
TDK Corporation |
发明人 |
KOMACHI Toshifumi;ASOU Hirohumi;TOMONARI Toshio |
| 分类号 |
H01Q7/00;G06K19/077;H01F27/24;H01Q1/22;H01F27/28 |
主分类号 |
H01Q7/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An antenna device comprising:
a magnetic core having a winding core; an antenna coil having a wire wound around the winding core; and a metal layer crossing a coil axis direction of the antenna coil, wherein the metal layer has a slit, and an edge of the slit crosses an inner diameter portion of the antenna coil in a plan view. |
| 地址 |
TOKYO JP |
