Digital filters classes are implemented in DSP (Digital Signal Processing) Toolbox from Version 1.5.0 onwards. Implemented filter types are as below:
- Simple first order low-pass and high-pass filter.
- Simple second order band-pass and band-stop filter.
- Windowed FIR filter (Hanning, Hamming, Blackman) in low-pass and high-pass.
- Added Filter size for FIR Windowed filters.
- Added Blackman Harris and Blackman Nuttall FIR Windowed filters.
Filters' Transfer Functions
First Order LPF:
First Order HPF:
Second Order BSF:
Second Order BPF:
|Blackman LPF + HPF|