Multiband antenna

摘要

A multiband antenna includes a feed end, a first grounding end, a first main portion connected to the feed end, a second main portion, a first radiating portion, a second radiating portion, and a third radiating portion. The second main portion is coplanar with and connected to the first main portion. The first radiating portion is connected to a first edge of the second main portion opposite to the first main portion. The second radiating portion is connected to the first edge of the second main portion and spaced form the first radiating portion. The third radiating portion is connected to a second edge of the second main portion opposite to the first radiating portion. The first grounding end is connected to the third radiating portion.

主权项

1. A multiband antenna, comprising:
a feed end; a first grounding end; a first main portion connected to the feed end; a second main portion coplanar with and connected to the first main portion; a first radiating portion connected to a first edge of the second main portion opposite to the first main portion; a second radiating portion connected to the first edge of the second main portion and spaced from the first radiating portion; and a third radiating portion connected to a second edge of the second main portion opposite to the first radiating portion, the third radiating portion connected to the first grounding end; wherein the third radiating portion comprises a first extending section and a second extending section coplanar with each other, the first extending section comprises a first sheet portion and a second sheet portion, the first sheet portion and the second extending section are spaced from each other and both extend perpendicularly from the second edge of second main portion, the second sheet portion is positioned between and connected to ends of the first sheet portion and the second extending section away from the second main portion, thereby the first sheet portion, the second sheet portion, the second extending section and the second main portion enclose a close slot.