Sinc Interpolation for Further Improvement in Frequency Estimation Using Three DFT Samples

Table 3

Execution times of the estimators.

Estimators	Execution time
Jacobsen estimator (1)	2.2 microseconds
Jacobsen bias-corrected (2)	3.2 microseconds
(16)	1.1 microseconds
(31)	1.8 microseconds