Patent ID: 8242966

Claim:
An antenna array, comprising: a first antenna unit, comprising: a L-shaped substrate, comprising a first area and a second area, which are perpendicular to each other, the first area comprising a first upper surface and a first lower surface, and the second area comprising a second upper surface and a second lower surface; a first antenna, comprising a first ground portion, a first radiation portion and a first feed conductor, wherein the first ground portion is connected to the first radiation portion, the first ground portion and the first radiation portion are disposed on the first upper surface, the first feed conductor is disposed on the first lower surface, and the first feed conductor is corresponding to the first radiation portion; and a second antenna, comprising a second ground portion, a second radiation portion and a second feed conductor, wherein the second ground portion is connected to the second radiation portion, the second ground portion and the second radiation portion are disposed on the second upper surface, the second feed conductor is disposed on the second lower surface, and the second feed conductor is corresponding to the second radiation portion, wherein the first radiation portion comprises a first L-shaped radiation element and a second L-shaped radiation element, the first L-shaped radiation element comprises a first free end, the second L-shaped radiation element comprises a second free end, and the first free end and the second free end are extended in opposite directions.