Low pass FIR filter
Purpose
Description
Macro Synopsis
Modules
Related Functions
References
Purpose
FIR lowpass filter
Description
"Low pass FIR filter" applies a lowpass FIR filter to the given signal.
Its parameters are
- Filter design method:
- "Parks-McClellan" (0)
- "Kaiser" (1)
- "Potter" (2)
- Filter type:
- "Zero Phase" (0)
- "Linear Phase" (1)
- Attenuation atten in negative dB
- Relative transition width
- Limit frequency f0 in reciprocal x-axis units.
Macro Synopsis
y = FIRLowPass(x, method, type, atten, width, f0);
signal x,y;
option method,type;
float atten,width,f0;
Modules
Filter
Related Functions
Band pass FIR filter, Band reject FIR filter,
High pass FIR filter.
References
Oppenheim/Schafer [3], Parks/Burrus [4], Otnes/Enochson [5]