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Table 1 Simulation parameters

From: A complexity-performance-balanced multiuser detector based on artificial fish swarm algorithm for DS-UWB systems in the AWGN and multipath environments

System DS-UWB
Modulation mode BPSK
Spreading codes (SC) m sequences
The length of SC 31
Communication channel AWGN or IEEE 802.15.3a
The number of testing information bits 50000
The width of UWB pulse 0.7531 ns
The pulse repetition period ≈2 ns
Visual 2
Try _number 5
The iterative times 5