Patent ID: 7932862
Filing Date: 2011-04-26
Classification: H01Q

Abstract:
1. An antenna comprising: a T-shaped radiating element including opposite first and second radiating portions, and a feeding portion that extends transversely to said first and second radiating portions, said feeding portion having a first end connected to a junction of said first and second radiating portions, and a second end opposite to said first end thereof and provided with a feeding point; and a single coupling element disposed between said second radiating portion and said feeding portion of said radiating element, coupled electromagnetically to at least one of said second radiating portion and said feeding portion of said radiating element, and having a grounding end; wherein said first radiating portion of said radiating element operates in a first frequency range without coupling with said coupling portion, and said second radiating portion of said radiating element cooperates with said coupling element to operate in a second frequency range.