Patent ID: 7986281
Filing Date: 2011-07-26
Classification: H01Q

Abstract:
1. A multi-band antenna, comprising: a first radiator including a first radiating portion extending up and down, a second radiating portion extending perpendicularly from an upper portion of one side of the first radiating portion, a third radiating portion extending perpendicularly from a free end of the second radiating portion and located at a same side with respect to the second radiating portion as the first radiating portion, and a fourth radiating portion extending perpendicularly from an end of the third radiating portion and located at a same side with respect to the third radiating portion as the second radiating portion; a second radiator including a fifth radiating portion in alignment with the first radiating portion, and a sixth radiating portion extending perpendicularly towards the fourth radiating portion from a lower portion of a side of the fifth radiating portion and spaced away from the fourth radiating portion; a feeding portion connecting with the first radiating portion and the fifth radiating portion; and a grounding portion spaced away from the first radiating portion, the feeding portion and the fifth radiating portion with a grounding area disposed thereon adjacent to the feeding portion, and connected with an upper portion of the other side of the first radiating portion opposite to the second radiating portion by a connecting portion.