Patent ID: 9521222
Filing Date: 2016-12-13
CPC Classification: H01Q,H04M,H04W

Claim Text:
1. A mobile communication device comprising: a substrate comprising a first surface and a side wall adjacent to the first surface; a frame comprising a frame portion adjacent to the side wall; a ground plane arranged on the first surface and comprising a notch, an opening of the notch facing the frame portion; and an antenna element comprising a first radiation portion having a feeding point, a second radiation portion electrically connected to the ground plane, a third radiation portion electrically connected to the first radiation portion, and a fourth radiation portion electrically connected to the second radiation portion, wherein orthogonal projections of the first radiation portion and the second radiation portion on the first surface are located in the notch of the ground plane, and the third radiation portion and the fourth radiation portion are located on the frame portion or the side wall of the substrate.