Patent ID: 9197270
Filing Date: 2015-11-24
Classification: H01Q,H04B

Abstract:
1. An antenna system of a wireless electronic device, comprising: a first antenna ring extending around a perimeter of the wireless electronic device; a second antenna ring extending around the perimeter of the wireless electronic device spaced apart from the first antenna ring; a first connector portion electrically connecting the first antenna ring to the second antenna ring at the perimeter of the wireless electronic device; a ground plane in the wireless electronic device, wherein the first and second antenna rings are spaced apart from the ground plane; a first port at the ground plane configured to feed a first electrical signal to the first antenna ring; and a first ground element electrically connecting the first antenna ring to the ground plane, wherein a portion of the first antenna ring between the first port and the first ground element and a portion of the ground plane between the first ground element and the first port form a first conductive pattern for the first electrical signal around a first slot, wherein the first slot is a first nonconductive space.