Research Article
Information-Theoretic Analysis of Underwater Acoustic OFDM Systems in Highly Dispersive Channels
Table 1
Summary of at sea experiments.
| Channel | Center frequency (kHz) | Bandwidth (kHz) | Distance (m) | Water depth (m) | (ms) | (Hz) | (dB) |
| (a) | 17.5 | 2.9 | 1000 | 10–40 | 2.1 | 1.5 | 15.5 | (b) | 6 | 1 | 2500 | 60–120 | 35 | 2.7 | 4.9 | (c) | 6 | 1 | 5000 | 60–120 | 47 | 3.2 | 1.6 |
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