Table 5: Comparison of MIMO detector implementations.

STS-SD [6] MKSE [17] SOSD [18] This work

Fixed throughput No Yes Yes No Yes
Technology 0.25 μm 0.13 μm 0.35 μm 0.13 μm 0.18 μm
Max. frequency 71 MHz 100 MHz 200 MHz 198 MHz 120 MHz
( 𝑉 D D = 1.8 V)
Gate count 56.8 K 97 K 91 K 350 K 100.6 K
Max. throughput (16-QAM) 28.4 Mbps (SNR = 14 dB) 106.6 Mbps 53.3 Mbps 287.9 Mbps 120 Mbps
Complexity efficiency (16-QAM)0.59 Mbps/K-gate0.82 Mbps/K-gate1.19 Mbps/K-gate
Normalized power efficiency (16-QAM) 0.20 Mbps/mW 1.88 Mbps/mW 2.53 Mbps/mW
( 𝑉 D D = 1.08 V)
(Freq. = 100 MHz)