y = upsample (x, n) ¶y = upsample (x, n, offset) ¶Upsample the signal, inserting n-1 zeros between every element.
If x is a matrix, upsample every column.
If offset is specified, control the position of the inserted sample in the block of n zeros.
See also: decimate, downsample, interp, resample, upfirdn.
Package: signal