A RF front-end having two antenna switches operatively connected to two separate antennas. The antenna switches can be used to route various transmit and receive paths to the antennas. In particular, one of the antenna switches has three switch position for use in selectively routing the 2 GHz receive...http://www.google.com/patents/US7187945?utm_source=gb-gplus-sharePatent US7187945 - Versatile antenna switch architecture
