AN INTEGRATED CIRCUIT DEVICE FOR FM RECEPTION AND TRANSMISSION, AN ANTENNA DEVICE, AN FM TRANSCEIVER DEVICE AND A PORTABLE RADIO COMMUNICATION DEVICE COMPRISING SUCH AN INTEGRATED CIRCUIT DEVICE

摘要

The present invention relates to an integrated circuit device (1; 21; 31; 41) for a portable radio communication device, comprising a low noise amplifier (2) for FM radio signals, switching means (3, 4) and at least a first, a second and a third port, wherein the low noise amplifier (2) is arranged to amplify signals between the first port and the second port, and the switching means (3, 4) is arranged to alternatively connect the first port to the second port or to the third port.