##### Parameters

`double`

samplingRate

Samples per unit.

`double`

cutoffLow

Low Cutoff frequency in samples per unit.

`double`

cutoffHigh

High Cutoff frequency in samples per unit.

`int`

halforder

half-order Q, so that Order N = 2*Q+1. 0 for default order.

##### Return

`Double[]`

The calculated filter coefficients.