| 摘要 |
An antenna includes a first antenna portion, a second antenna portion, a third antenna portion, a feed portion, and a ground portion. The first antenna portion perpendicularly connects to the feed portion and the ground portion. The second antenna portion connects to the first antenna portion. The third antenna portion connects to the feed portion. The first antenna portion and the second antenna portion are both located on a plane perpendicular to the feed portion. The feed portion, the ground portion, and the third antenna portion are coplanar. |
