Antenna structure and wireless communication device using same

A wireless communication device comprising:

• an antenna structure, the antenna structure comprising:
• a metallic member, the metallic member comprising a front frame, a backboard, and a side frame, the side frame being positioned between the front frame and the backboard, the side frame comprising at least a top portion, a first side portion, and a second side portion, the first side portion and the second side portion being respectively connected to two ends of the top portion;
• a first radiator;
• and
• an isolating portion electrically connected to the first radiator;
• wherein the side frame defines a slot, the slot is defined on the top portion;
• wherein the front frame defines a gap, the gap communicates with the slot and extends across the front frame;
• and
• wherein a first portion of the front frame from a first side of the gap to a first end of the slot forms a short portion, the first radiator is positioned adjacent to the short portion, and the isolation portion improves isolation between the short portion and the first radiator.