Patent ID: 7835707
Filing Date: 2010-11-16
Classification: H04B

Abstract:
1. A multi-band antenna unit for a mobile terminal, the multi-band antenna unit comprising: a single extendable antenna movable between a first contact and a second contact for transmitting and receiving a first signal and a second signal having different frequency bands from each other; a switch for selectively connecting to the first contact through a first path or to the second contact through a second path; a diplexer connected to the switch for separating the first signal and the second signal; a first signal processing unit connected to the diplexer; and a second signal processing unit connected to the diplexer, wherein when the single extendable antenna extends outside of the mobile terminal, the single extendable antenna is connected to the first contact, and when the single extendable antenna is inserted into the mobile terminal, the single extendable antenna is connected to the second contact.