| 主权项 |
1. A communication device, comprising:
a ground element; and an antenna element, disposed adjacent to an edge of the ground element, wherein the antenna element has a projection on the edge, the projection has a predetermined length, and the antenna element comprises:
a radiation element, having a first end and a second end, wherein the second end is open, and the radiation element has a plurality of bends, such that the second end is adjacent to the first end;a feeding element, having a third end and a fourth end, wherein the third end is coupled through a capacitive element to a connection point on the radiation element, the connection point is positioned at or adjacent to the first end, the fourth end is coupled to a signal source, the feeding element comprises a first segment, the first segment is substantially parallel to the edge, and a length of the first segment is at least 0.2 times the predetermined length; anda shorting element, having a fifth end and a sixth end, wherein the fifth end is coupled to a shorting point on the radiation element, the shorting point is adjacent to the connection point, the sixth end is coupled to the ground element, the shorting element comprises a second segment, the second segment is substantially parallel to the edge, and a length of the second segment is at least 0.2 times the predetermined length. |
