Exact SER Analysis of DFrFT-Based QPSK OFDM System over Frequency Selective Rayleigh Fading Channel with CFO

<div>Comparison of SER between 16-point DFT- and DFrFT-based OFDM QPSK transmission over a 5-tap equal power delay profile frequency selective Rayleigh fading channel at different values of the normalized CFO <svg height="6.1673pt" id="M182" style="vertical-align:-0.2063904pt" version="1.1" viewbox="-0.0498162 -5.96091 5.63229 6.1673" width="5.63229pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M401 397C401 420 368 448 302 448C245 448 169 416 122 377C62 327 23 254 23 169C23 45 83 -12 181 -12C252 -12 323 29 374 85L358 107C305 62 257 43 210 43C147 43 110 98 110 189V214L313 208L321 256L115 250C132 342 190 405 253 405C291 405 323 389 346 360C356 348 364 348 377 357C392 367 401 384 401 397Z" id="g113-227"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="424" vert-adv-y="424"></glyph.data></g></svg>.</div>

Journal of Computer Networks and Communications

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Figure 5

Figure 5: Exact SER Analysis of DFrFT-Based QPSK OFDM System over Frequency Selective Rayleigh Fading Channel with CFO 