Patent ID: 7671811

Claim:
An antenna device arranged inside a casing of an electronic device, comprising: a display module screen; a conductive portion arranged on an inner surface of the casing; an antenna element with a ground plane and a signal feeding section for transceiving a wireless signal; an antenna signal feeding line coupled to the signal feeding end of the antenna element for feeding the wireless signal transceived by the antenna element to the electronic device; and at least one mounting element for fixing the antenna element onto the casing and forcing the ground plane of the antenna element electrically into electrical contact with the conductive portion of the casing, so that the conductive porting serves as an extended ground for the ground plane of the antenna element, wherein at least a portion of the ground plane of the antenna element is arranged in a gap separating the conductive portion and the display module screen such that said portion of the ground plane is sandwiched between a surface of the conductive portion and a facing surface of the display module screen.