Patent ID: 8412117

Claim:
A filter arrangement, comprising: a first terminal arranged for handling duplex radio antenna feeder signals for at least two transceiver modules; a second terminal arranged for handling at least duplex signals for a first transceiver module; a third terminal arranged for outputting a first multi carrier power amplifier system input signal, said input signal representing a transmit signal from said first transceiver module; a fourth terminal arranged for receiving a multi carrier power amplifier system output signal, said output signal comprising an amplified representation of the transmit signals from said at least two transceiver modules; wherein said first terminal and said second terminal are connected via first single filter means, said second terminal and said third terminal are connected via second single filter means; and said fourth terminal and said first terminal are connected via third single filter means; a fifth terminal arranged for receiving received signals for a second transceiver module from said first transceiver module; a sixth terminal arranged for handling duplex signals for said second transceiver module; and a seventh terminal arranged for outputting a second multi carrier power amplifier system input signal; wherein said fifth, sixth and seventh terminals are connected by duplex filter means.