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)	𝜏max (ms)	𝜈max (Hz)	𝜅 (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