Parallel Resampling of OFDM Signals for Fluctuating Doppler Shifts in Underwater Acoustic Communication

Table 3

BER results Doppler shift patterns and resampling ratios.

Doppler shift patterns				Resampling ratio
Case	A	B	C			1
(1)	Δ	0	−Δ	0.06	0.002	0.002	0.02	0.1
(2)	Δ	−Δ	0	0.2	0.05	0.002	0	0.03
(3)	0	Δ	−Δ	0.3	0.08	0	0	0.01
(4)	0	−Δ	Δ	0.3	0.1	0.02	0.008	0.05
(5)	−Δ	Δ	0	0.4	0.3	0.1	0.02	0
(6)	−Δ	0	Δ	0.3	0.2	0.03	0	0