digital_pfb_clock_sync_fff.h File Reference

#include <digital_api.h>
#include <gr_block.h>

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Classes
class	digital_pfb_clock_sync_fff
	Timing synchronizer using polyphase filterbanks. More...
Functions
DIGITAL_API digital_pfb_clock_sync_fff_sptr	digital_make_pfb_clock_sync_fff (double sps, float gain, const std::vector< float > &taps, unsigned int filter_size=32, float init_phase=0, float max_rate_deviation=1.5, int osps=1)

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Function Documentation

DIGITAL_API digital_pfb_clock_sync_fff_sptr digital_make_pfb_clock_sync_fff	(	double	sps,
		float	gain,
		const std::vector< float > &	taps,
		unsigned int	filter_size = 32,
		float	init_phase = 0,
		float	max_rate_deviation = 1.5,
		int	osps = 1
	)

Build the polyphase filterbank timing synchronizer.

Parameters:

sps	(double) The number of samples per second in the incoming signal
gain	(float) The alpha gain of the control loop; beta = (gain^2)/4 by default.
taps	(vector<int>) The filter taps.
filter_size	(uint) The number of filters in the filterbank (default = 32).
init_phase	(float) The initial phase to look at, or which filter to start with (default = 0).
max_rate_deviation	(float) Distance from 0 d_rate can get (default = 1.5).
osps	(int) The number of output samples per symbol (default=1).