Patent ID: 7961149

Claim:
An antenna structure comprising: a substrate; and a printed antenna arranged on the substrate comprising: a signal feed-in portion; a first radiating unit connected to the signal feed-in portion, having a first printed thickness; and a second radiating unit connected to the first radiating unit, having a second printed thickness; wherein, at least a part of the second printed thickness is larger than the first printed thickness; wherein the first radiating unit comprises a first end and a second end, wherein the first radiating unit diverges and forms a first radiating element and a second radiating element at the first end, and the first radiating element and the second radiating element are combined at the second end; and wherein the first radiating unit comprises a first turning portion and the second radiating unit comprises a third radiating element, a fourth radiating element, a second turning portion and a third turning portion, wherein the second turning portion is located between the third radiating element and the second end, and the third turning portion is located between the third radiating element and the fourth radiating element.