Research Article
Discrete Multiwavelet Critical-Sampling Transform-Based OFDM System over Rayleigh Fading Channels
Table 3
Comparison of computational complexity for the DMWCST, oversampling DMWT, DWT, and FFT transforms.
| | DMWCST |
Oversampling DMWT | DWT | FFT | | | | | | | | |
| 32 | 272 | 304 | 544 | 608 | 256 | 192 | 320 | 480 | 64 | 544 | 608 | 1088 | 1216 | 512 | 384 | 768 | 1152 | 128 | 1088 | 1216 | 2176 | 2432 | 1024 | 768 | 1792 | 2688 | 256 | 2176 | 2432 | 4352 | 4864 | 2048 | 1536 | 4096 | 6144 | 512 | 4352 | 4864 | 8704 | 9728 | 4096 | 3072 | 9216 | 13824 | 1024 | 8704 | 9728 | 17408 | 19456 | 8192 | 6144 | 20480 | 30720 |
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