Research Article
BER and PSD Improvement of FBMC with Higher Order QAM Using Hermite Filter for 5G Wireless Communication and beyond
Table 4
Bit error rate performance of multicarrier modulation techniques with 64 QAM, 256 QAM, and 1024 QAM for Vehicular 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 | 1.584 × 10−1 | 1.265 × 10−1 | 9.847 × 10−2 | | 256 QAM | 2.145 × 10−1 | 1.643 × 10−1 | 1.513 × 10−1 | | 1024 QAM | 2.742 × 10−1 | 2.265 × 10−1 | 2.121 × 10−1 | | F-OFDM | 64 QAM | 1.696 × 10−1 | 1.416 × 10−1 | 1.172 × 10−1 | | 256 QAM | 2.256 × 10−1 | 1.828 × 10−1 | 1.724 × 10−1 | | 1024 QAM | 2.830 × 10−1 | 2.431 × 10−1 | 2.315 × 10−1 | | WOLA-OFDM | 64 QAM | 1.658 × 10−1 | 1.368 × 10−1 | 1.112 × 10−1 | | 256 QAM | 2.214 × 10−1 | 1.760 × 10−1 | 1.644 × 10−1 | | 1024 QAM | 2.806 × 10−1 | 2.382 × 10−1 | 2.259 × 10−1 | | UFMC | 64 QAM | 1.647 × 10−1 | 1.335 × 10−1 | 1.103 × 10−1 | | 256 QAM | 2.201 × 10−1 | 1.748 × 10−1 | 1.636 × 10−1 | | 1024 QAM | 2.788 × 10−1 | 2.362 × 10−1 | 2.235 × 10−1 | | FBMC/OQAM with PHYDYAS | 64 QAM | 1.476 × 10−1 | 1.11 × 10−1 | 7.654 × 10−1 | | 256 QAM | 2.025 × 10−1 | 1.419 × 10−1 | 1.24 × 10−1 | | 1024 QAM | 2.644 × 10−1 | 2.047 × 10−1 | 1.831 × 10−1 | | FBMC/QAM with PHYDYAS filter | 64 QAM | 7.214 × 10−2 | 3.821 × 10−2 | 8.895 × 10−2 | | 256 QAM | 7.214 × 10−2 | 3.821 × 10−2 | 2.149 × 10−2 | | 1024 QAM | 1.951 × 10−1 | 1.017 × 10−1 | 5.799 × 10−2 | | FBMC/QAM with Hermite filter | 64 QAM | 6.974 × 10−2 | 3.465 × 10−3 | 4.334 × 10−3 | | 256 QAM | 1.211 × 10−1 | 3.622 × 10−2 | 1.055 × 10−2 | | 1024 QAM | 1.918 × 10−1 | 8.87 × 10−2 | 3.42 × 10−2 |
|
|
