Patent ID: 7071873
Filing Date: 2006-07-04
Classification: H01Q

Abstract:
1. A transmit and receive (T/R) module, having at least one receive channel and at least one transmit channel, each of said at least one receive channel and at least one transmit channel having means for selecting a polarization of opposite sense to said other channel, being responsive to control signals so as to provide means for electronic beam scanning, beam forming and radiated power when used in conjunction with a plurality of T/R modules and radiating and receiving elements in a phased-array antenna, comprising: a radio frequency (RF) section, further comprising for each of said at least one receive channel and said at least one transmit channel a diplexed antenna port interface into which is input or output an uplink signal or a downlink signal, respectively; a transmit signal input path; a received signal output path; a digital section; a built-in-test (BIT) circuit; and a power supply circuit.