Patent ID: 7420955

Claim:
A wireless communication device comprising: a housing comprising a first shielding surface and a second shielding surface; a wireless communication module installed inside the housing, the wireless communication module comprising: a first antenna installed on the first shielding surface of the housing, the first antenna is capable of emitting a first electromagnetic signal with a first frequency, and the first antenna is capable of switching between a first emitting mode and a second emitting mode wherein a coverage angle of the first emitting mode is wider than a coverage angle of the second emitting mode; a second antenna installed on the second shielding surface of the housing, the second antenna is capable of emitting a second electromagnetic signal with a second frequency, and the second antenna is capable of switching between a third emitting mode and a fourth emitting mode wherein a coverage angle of the third emitting mode is wider than a coverage angle of the fourth emitting mode; and an antenna control unit electrically connected to the first antenna and the second antenna for switching the first antenna between the first emitting mode and the second emitting mode and switching the second antenna between the third emitting mode and the fourth emitting mode; and a processing module installed inside the housing comprising: a computation unit for computing data transmission information of the first antenna and the second antenna; and a control unit for controlling the antenna control unit according to the data transmission information computed by the computation unit.