Olkkonen H
University of Kuopio, Department of Physics, Finland.
J Biomed Eng. 1990 Nov;12(6):531-2. doi: 10.1016/0141-5425(90)90065-u.
Sinc interpolation is a useful method for improving digital waveforms measured by A/D converters. This algorithm reconstructs the intermediate points between sampled data. I describe here a fast method for computing the sinc interpolation by the use of the Hilbert transform.
