Patent ID: 8378913

Claim:
A dual-band antenna unit, comprising: a first radiation unit comprising a first metal tube and a second metal tube electrically connected in series; a second radiation unit comprising a third metal tube and a first metal wire electrically connected in series; a first signal feed-in unit comprising a first feed-in unit and a first grounding unit, the first grounding unit being electrically connected to the first metal tube and the first feed-in unit being electrically connected to the second metal tube; and a second signal feed-in unit comprising a second feed-in unit and a second grounding unit, the second grounding unit being electrically connected to the third metal tube and the second feed-in unit being electrically connected to the first metal wire; wherein the first radiation unit, the second radiation unit, the first signal feed-in unit and the second signal feed-in unit are disposed in the dual-band antenna unit.