COMMUNICATION SYSTEM AND MOBILE STATION APPARATUS

摘要

A mobile communication system comprised of one or a plurality of base station apparatuses and a mobile station apparatus; characterized in that the one or plurality of base station apparatuses positions one or a plurality of logical antenna port reference signals, which are inside one or a plurality of logical antenna ports respectively, to different sub-frames; and the mobile station apparatus uses the logical antenna port reference signals of the one or plurality of logical antenna ports to perform channel status measurement.