Figure 7From: Interference-free SDMA for FBMC-OQAM Impact of the number of receivers on the performance. Bit error rate (BER) of the SDMA FBMC-OQAM system for a number of transmitter antennas N T =4 and a varying number of receivers N R . Solid lines: SDMA precoder designed at fractional rate; dashed line: SDMA precoder designed at symbol rate. Parameters: M=64.Back to article page