A radio communication device includes: a baseband portion that generates a plurality of transmit signals destined for a same area; an antenna including a plurality of antenna elements; and a signal processing portion that splits each of the plurality of transmit signals generated by the baseband portion into signals for the respective plurality of antenna elements, multiplies each of the plurality of split transmit signals by a corresponding element of a weighting matrix, and then combines those of the transmit signals provided for each corresponding antenna element.