Patent ID: 8754821

Claim:
A multi-band antenna comprising: a feed-in section including a feed-in point for feeding of signals; a loop conductor extending from said feed-in section and having a grounding point disposed adjacent to said feed-in point; a first conductor arm configured to resonate in a first frequency band and extending from said feed-in section; a second conductor arm configured to resonate in a second frequency band and extending from said feed-in section; and a third conductor arm configured to resonate in a third frequency band and extending from said feed-in section; wherein: at least one of said loop conductor, said first conductor arm, said second conductor arm, and said third conductor arm is bent so as to be disposed in different planes; and said first conductor arm has a substantially U-shaped profile, and includes a first radiator section connected to said feed-in section, a second radiator section connected to one end of said first radiator section opposite to said feed-in section, and a third radiator section connected to said second radiator section, said first, second, and third radiator sections being disposed on different planes.