Research Article
BER and PSD Improvement of FBMC with Higher Order QAM Using Hermite Filter for 5G Wireless Communication and beyond
Table 5
Bit error rate performance of multicarrier modulation techniques with 64 QAM, 256 QAM, and 1024 QAM for Pedestrian B channel model.
| | Waveforms | QAM order | Signal to noise ratio | | SNR = 15 dB | SNR = 20 dB | SNR = 30 dB |
| | OFDM | 64 QAM | Bit error rate | 1.029 × 10−1 | 2.53 × 10−2 | 4.6 × 10−3 | | 256 QAM | 1.724 × 10−1 | 6.16 × 10−2 | 1.31 × 10−2 | | 1024 QAM | 2.372 × 10−1 | 1.209 × 10−1 | 3.91 × 10−2 | | F-OFDM | 64 QAM | 1.038 × 10−1 | 2.82 × 10−2 | 8.1 × 10−2 | | 256 QAM | 1.737 × 10−1 | 6.78 × 10−2 | 2.29 × 10−2 | | 1024 QAM | 2.385 × 10−1 | 1.292 × 10−1 | 6.12 × 10−2 | | WOLA-OFDM | 64 QAM | 1.026 × 10−1 | 2.59 × 10−2 | 5.8 × 10−3 | | 256 QAM | 1.724 × 10−1 | 6.33 × 10−2 | 1.63 × 10−2 | | 1024 QAM | 2.372 × 10−1 | 1.228 × 10−1 | 6.4 × 10−2 | | UFMC | 64 QAM | 1.016 × 10−1 | 2.58 × 10−2 | 5.7 × 10−2 | | 256 QAM | 1.714 × 10−1 | 6.27 × 10−2 | 1.636 × 10−2 | | 1024 QAM | 2.36 × 10−1 | 1.222 × 10−1 | 4.63 × 10−2 | | FBMC/OQAM with PHYDYAS | 64 QAM | 1.046 × 10−1 | 2.81 × 10−2 | 7.3 × 10−3 | | 256 QAM | 1.741 × 10−1 | 6.69 × 10−2 | 2.05 × 10−2 | | 1024 QAM | 2.375 × 10−1 | 2.267 × 10−1 | 5.57 × 10−2 | | FBMC/QAM with PHYDYAS filter | 64 QAM | 6.21 × 10−2 | 1.23 × 10−2 | 2.1 × 10−3 | | 256 QAM | 1.261 × 10−1 | 3.670 × 10−2 | 7.1 × 10−3 | | 1024 QAM | 1.917 × 10−1 | 8.42 × 10−2 | 2.26 × 10−2 | | FBMC/QAM with Hermite filter | 64 QAM | 1.221 × 10−2 | 1.998 × 10−3 | 3.385 × 10−3 | | 256 QAM | 3.636 × 10−2 | 6.765 × 10−3 | 1.153 × 10−3 | | 1024 QAM | 8.364 × 10−2 | 2.157 × 10−2 | 4.165 × 10−3 |
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