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Maximum-likelihood estimation of frequency and time offsets in OFDM systems with multiple sets of identical data

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Academic year: 2021

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Fig. 8. Recovered source signal ^x (n).
Fig. 1. Observed data-encompassing contiguous N sets of identical data.
Fig. 4. Mean-squared error of the time-offset estimate versus SNRs.
Fig. 5. Comparison of the frequency-offset estimator between the approach [8] and the proposed method.

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