Patent ID: 8125396

Claim:
A handheld electronic device, comprising: an appearance provided with a containing space for disposing a communication module and a substrate having a ground plane; an antenna disposed on a surface of the appearance, wherein in the antenna comprises a ground region and a feed-in region, the ground region is electrically connected to the ground plane and the feed-in region electrically connected to the communication module; a first fastening element and a second fastening element for fixing the appearance and the substrate, the first fastening element and the second fastening element electrically connecting the antenna to the ground plane and the communication module; a first opening penetrating the appearance, by which the antenna extends into the containing space; a third fastening hole penetrating a part of the antenna, wherein the part of the antenna is disposed in the first opening; and a fourth fastening hole covered by a second electroplating layer and penetrating the substrate, wherein the first fastening element is fastened in the third fastening hole and the fourth fastening hole such that the antenna extending into the containing space is in contact with the second electroplating layer and electrically connected to the ground plane.