An infrastructure equipment for a mobile communications network, including: a transmitter configured to transmit signals to one or more terminal devices via a wireless access interface including a plurality of antenna ports, and a controller configured to control the transmitter to transmit the signals to the one or more terminal devices. The transmitter is configured to transmit a plurality of physical resource blocks to the one or more communications devices. A same beamforming weight vector is applied to one of the antenna ports for at least a subset of the plurality of physical resource blocks.