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Table 3 Computer simulation parameters

From: Interleaved block subcarrier allocation and power combination for frequency symbol spreading multiuser diversity OFDMA

Data modulation 16QAM
Data detection ZF, MMSE
Symbol duration 10 \(\upmu\)s
Number of data symbols 20
Number of users 4
Number of data subcarriers 128
FFT size 128
WHT and DFT spreading length 32
Guard interval 32 sample time
Path model 15 path Rayleigh fading
Doppler frequency 5 Hz
Channel estimation Perfect
FEC Convolutional code for \((R,{\mathcal {K}})=(1/2,7)\)