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Maximum Likelihood Timing and Carrier Frequency Offset Estimation for OFDM Systems With Periodic Preambles

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Fig. 1. Computational complexity comparison for the algorithm in [17] and proposed algorithm I
Fig. 3. Performance comparison of CFO estimation, the algorithm in [17], and proposed algorithm I; SNR = 10 dB.
Fig. 5. Performance comparison for CFO estimation, the algorithm in [17], and proposed algorithm II; SNR = 10 dB.

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