Patent attributes
Disclosed is an antenna structure configured to be provided in a headset to be worn. The antenna structure has a radiator and ground plate. The radiator is arranged in a first plane, and the ground plate in a second plane. The first plane, in which the radiator is arranged, is configured to be arranged substantially parallel to the surface of the head of the user, when the user wears the headset in its intended position on the head. The radiator and the ground plate are connected by a first ground connector, a second ground connector and a feed connector. The radiator has an opening between the first ground connector and the second ground connector. The opening between the first ground connector and the second ground connector provides that an object is configured to be arranged between the first plane and the second plane.