gnuradio.filter

Filter blocks and related functions.

Channelizers

gnuradio.filter.pfb_channelizer_ccf Polyphase filterbank channelizer with gr_complex input, gr_complex output and float taps.
gnuradio.filter.pfb_decimator_ccf Polyphase filterbank bandpass decimator with gr_complex input, gr_complex output and float taps.
gnuradio.filter.pfb_interpolator_ccf Polyphase filterbank interpolator with gr_complex input, gr_complex output and float taps.
gnuradio.filter.pfb_synthesizer_ccf Polyphase synthesis filterbank with gr_complex input, gr_complex output and float taps.

Filters

gnuradio.filter.adaptive_fir_ccc
gnuradio.filter.adaptive_fir_ccf
gnuradio.filter.dc_blocker_cc a computationally efficient controllable DC blocker
gnuradio.filter.dc_blocker_ff a computationally efficient controllable DC blocker
gnuradio.filter.fft_filter_fff Fast FFT filter with float input, float output and float taps.
gnuradio.filter.fft_filter_ccc Fast FFT filter with gr_complex input, gr_complex output and gr_complex taps.
gnuradio.filter.filter_delay_fc Filter-Delay Combination Block.
gnuradio.filter.hilbert_fc Hilbert transformer.
gnuradio.filter.iir_filter_ffd IIR filter with float input, float output and double taps.
gnuradio.filter.analysis_filterbank Uniformly modulated polyphase DFT filter bank: analysis
gnuradio.filter.synthesis_filterbank Uniformly modulated polyphase DFT filter bank: synthesis
gnuradio.filter.single_pole_iir_filter_cc single pole IIR filter with complex input, complex output
gnuradio.filter.single_pole_iir_filter_ff single pole IIR filter with float input, float output

Resamplers

gnuradio.filter.fractional_interpolator_cc Interpolating MMSE filter with complex input, complex output.
gnuradio.filter.fractional_interpolator_ff Interpolating MMSE filter with float input, float output.
gnuradio.filter.fractional_resampler_cc resampling MMSE filter with complex input, complex output
gnuradio.filter.fractional_resampler_ff Resampling MMSE filter with float input, float output.
gnuradio.filter.pfb_arb_resampler_ccf Polyphase filterbank arbitrary resampler with gr_complex input, gr_complex output and float taps.
gnuradio.filter.pfb_arb_resampler_fff Polyphase filterbank arbitrary resampler with float input, float output and float taps.

Digital Filter Design

gnuradio.filter.firdes Finite Impulse Response (FIR) filter design functions.

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