| 主权项 |
1. An antenna structure, electronically connected to a connector of a wireless communication device, the connector comprising a power terminal and a ground terminal, the antenna structure comprising:
a main antenna comprising a feed portion, a ground portion, a first sheet, a second sheet, and a connecting sheet in a plane, the feed portion connected to the first sheet, the ground portion connected to the second sheet, the connecting sheet connected between the first sheet and the second sheet, the feed portion, the first sheet, the connecting sheet, the second sheet, and the ground portion enclosing an opening area communicating with a gap, the gap defined between the feed portion and the ground portion; a secondary antenna extending from the first sheet of the main antenna; and two posts, one post electronically connecting the power terminal of the connector to the feed portion, and the other post electronically connecting the ground terminal of the connector to the ground portion; wherein the main antenna is a planar inverted-F antenna, the secondary antenna includes a first extending portion and a second extending portion coplanar with the first extending portion, a plane of the first extending portion and the second extending portion is perpendicular to a plane of the first sheet and the second sheet; wherein the first extending portion and the second extending portion both are L-shaped, and connected to each other; wherein the first sheet includes a junction portion, the first extending portion perpendicularly extends from an end of the junction portion, then bends perpendicularly and extends parallel to the first sheet the second extending portion extends perpendicularly towards the first sheet from an end portion of the first extending portion, then bends perpendicularly and extends parallel to the first sheet; wherein the first sheet further includes a first end opposite to the junction portion, the second sheet includes a second end, the connecting sheet is connected between a side of the first end and a side of the second end; wherein the feed portion extends parallel from the side of the first end towards the second end parallel to the connecting sheet, the ground portion extends parallel from the side of the second end towards the first end parallel to the connecting sheet, the feed portion, the first end, the connecting sheet, the second end, and the ground portion enclose the opening area. |
