Patent ID: 7693094

Claim:
An apparatus for bidirectional communication using one or more auxiliary bands in a wireless communication system, comprising: a primary band transmitter for transmitting data over one or more primary bands in a frame; a primary band receiver for receiving data over the one or more primary bands in the frame; an auxiliary band transmitter for transmitting data over one or more first auxiliary bands in the frame; an auxiliary band receiver for receiving data over at least one of the one or more first auxiliary bands and one or more second auxiliary bands in the frame; a first switch for switching one of the primary band transmitter and the primary band receiver to a duplexer in a primary band TX interval and a primary band RX interval, respectively; and a second switch for switching one of the auxiliary band transmitter and the auxiliary band receiver to the duplexer in an auxiliary band TX interval and an auxiliary band RX interval, respectively, wherein the duplexer divides RX data to transmit one of primary band RX data and auxiliary band RX data to one of the first switch and the second switch, respectively, and transmits TX data received from one of the first switch and the second switch, respectively, to an antenna.