Antenna structure and wireless communication device using same

A wireless communication device comprising:

• an antenna structure, the antenna structure comprising:
• a metal housing, the metal housing comprising a front frame, a backboard, and a side frame, the side frame being positioned between the front frame and the backboard;
• wherein the side frame defines a slot and the front frame defines a gap, the gap communicates with the slot and extends across the front frame;
• the metal housing is divided into at least a long portion and a short portion by the slot and the gap;
• a first radiator, the first radiator positioned adjacent to the short portion;
• and
• an isolating portion, the isolating portion connected to the first radiator to improve isolation between the short portion and the first radiator.