Research Article
Design and Study of Cognitive Network Physical Layer Simulation Platform
Table 1
System parameters for WRAN.
| No. | Parameters | Specification | Remark |
| 1 | Frequency range | 54~862 MHza | | 2 | Channel bandwidth | 6, 7, or 8 MHz | According to regulatory domain | 3 | Data rate | 4.54 to 22.69 Mbit/s | | 4 | Spectral efficiency | 0.76 to 3.78 bps/Hz | | 5 | Payload modulation | QPSK, 16-QAM, 64-QAM | BPSK used for preamble and pilots | 6 | Multiple access | OFDMA | | 7 | FFT size | 2048 | | 8 | Cyclic prefix modes | 1/4, 1/8, 1/16, 1/32 | | 9 | Duplex | TDD | |
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Frequency range allocated to the television broadcasting service in various parts of the world.
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