Patent attributes
The present disclosure provides a metal housing; the metal housing includes a first edge and a second edge arranged opposite to each other, and a third edge and a fourth edge arranged opposite to each other. The third edge and the fourth edge are connected between the first edge and the second edge. A partitioning seam is provided in the metal housing so that at least one radiating part is formed in the metal housing. In the antenna device provided by embodiments of the present disclosure, the metal housing is enabled to be a radiator through a combination of the partitioning seam and a radiating circuit. The present disclosure further provides an antenna device and a mobile terminal.