Signal Processing Blocks

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Detailed Description

These are the signal processing blocks, blah, blah blah...

Modules
	Signal Sources
	Signal Sinks
	Filters
	Type Conversions
Classes
class	gr_add_cc
	output = sum (input_0, input_1, ...) More...
class	gr_add_const_cc
	output = input + constant More...
class	gr_add_const_ff
	output = input + constant More...
class	gr_add_const_ii
	output = input + constant More...
class	gr_add_const_sf
	output = input + constant More...
class	gr_add_const_ss
	output = input + constant More...
class	gr_add_const_vcc
	output vector = input vector + constant vector More...
class	gr_add_const_vff
	output vector = input vector + constant vector More...
class	gr_add_const_vii
	output vector = input vector + constant vector More...
class	gr_add_const_vss
	output vector = input vector + constant vector More...
class	gr_add_ff
	output = sum (input_0, input_1, ...) More...
class	gr_add_ii
	output = sum (input_0, input_1, ...) More...
class	gr_add_ss
	output = sum (input_0, input_1, ...) More...
class	gr_add_vcc
	output = sum (input_0, input_1, ...) More...
class	gr_add_vff
	output = sum (input_0, input_1, ...) More...
class	gr_add_vii
	output = sum (input_0, input_1, ...) More...
class	gr_add_vss
	output = sum (input_0, input_1, ...) More...
class	gr_align_on_samplenumbers_ss
	align several complex short (interleaved short) input channels with corresponding unsigned 32 bit sample_counters (provided as interleaved 16 bit values) More...
class	gr_binary_slicer_fb
	slice float binary symbol outputting 1 bit output More...
class	gr_bytes_to_syms
	Convert stream of bytes to stream of +/- 1 symbols. More...
class	gr_chunks_to_symbols_bc
	Map a stream of symbol indexes (unpacked bytes or shorts) to stream of float or complex onstellation points.in D dimensions (D = 1 by default). More...
class	gr_chunks_to_symbols_bf
	Map a stream of symbol indexes (unpacked bytes or shorts) to stream of float or complex onstellation points.in D dimensions (D = 1 by default). More...
class	gr_chunks_to_symbols_ic
	Map a stream of symbol indexes (unpacked bytes or shorts) to stream of float or complex onstellation points.in D dimensions (D = 1 by default). More...
class	gr_chunks_to_symbols_if
	Map a stream of symbol indexes (unpacked bytes or shorts) to stream of float or complex onstellation points.in D dimensions (D = 1 by default). More...
class	gr_chunks_to_symbols_sc
	Map a stream of symbol indexes (unpacked bytes or shorts) to stream of float or complex onstellation points.in D dimensions (D = 1 by default). More...
class	gr_chunks_to_symbols_sf
	Map a stream of symbol indexes (unpacked bytes or shorts) to stream of float or complex onstellation points.in D dimensions (D = 1 by default). More...
class	gr_clock_recovery_mm_cc
	Mueller and Müller (M&M) based clock recovery block with complex input, complex output. More...
class	gr_clock_recovery_mm_ff
	Mueller and Müller (M&M) based clock recovery block with float input, float output. More...
class	gr_conjugate_cc
	output = complex conjugate of input More...
class	gr_correlate_access_code_bb
	Examine input for specified access code, one bit at a time. More...
class	gr_ctcss_squelch_ff
	gate or zero output if ctcss tone not present More...
class	gr_deinterleave
	deinterleave a single input into N outputs More...
class	gr_diff_decoder_bb
	y[0] = (x[0] - x[-1]) % M More...
class	gr_diff_encoder_bb
	y[0] = (x[0] + y[-1]) % M More...
class	gr_divide_cc
	output = input_0 / input_1 / input_x ...) More...
class	gr_divide_ff
	output = input_0 / input_1 / input_x ...) More...
class	gr_divide_ii
	output = input_0 / input_1 / input_x ...) More...
class	gr_divide_ss
	output = input_0 / input_1 / input_x ...) More...
class	gr_fake_channel_encoder_pp
	pad packet with alternating 1,0 pattern. More...
class	gr_fake_channel_decoder_pp
	remove fake padding from packet More...
class	gr_fft_vcc
	Compute forward or reverse FFT. complex vector in / complex vector out. More...
class	gr_fft_vfc
	Compute forward FFT. float vector in / complex vector out. More...
class	gr_frequency_modulator_fc
	Frequency modulator block. More...
class	gr_head
	copies the first N items to the output then signals done More...
class	gr_interleave
	interleave N inputs to a single output More...
class	gr_keep_one_in_n
	decimate a stream, keeping one item out of every n. More...
class	gr_kludge_copy
	output[i] = input[i] More...
class	gr_lms_dfe_cc
	Least-Mean-Square Decision Feedback Equalizer (complex in/out). More...
class	gr_lms_dfe_ff
	Least-Mean-Square Decision Feedback Equalizer (float in/out). More...
class	gr_map_bb
	output[i] = map[input[i]] More...
class	gr_multiply_cc
	output = prod (input_0, input_1, ...) More...
class	gr_multiply_const_cc
	output = input * constant More...
class	gr_multiply_const_ff
	output = input * constant More...
class	gr_multiply_const_ii
	output = input * constant More...
class	gr_multiply_const_ss
	output = input * constant More...
class	gr_multiply_const_vcc
	output vector = input vector * constant vector (element-wise) More...
class	gr_multiply_const_vff
	output vector = input vector * constant vector (element-wise) More...
class	gr_multiply_const_vii
	output vector = input vector * constant vector (element-wise) More...
class	gr_multiply_const_vss
	output vector = input vector * constant vector (element-wise) More...
class	gr_multiply_ff
	output = prod (input_0, input_1, ...) More...
class	gr_multiply_ii
	output = prod (input_0, input_1, ...) More...
class	gr_multiply_ss
	output = prod (input_0, input_1, ...) More...
class	gr_multiply_vcc
	output = prod (input_0, input_1, ...) More...
class	gr_multiply_vff
	output = prod (input_0, input_1, ...) More...
class	gr_multiply_vii
	output = prod (input_0, input_1, ...) More...
class	gr_multiply_vss
	output = prod (input_0, input_1, ...) More...
class	gr_mute_cc
	output = input or zero if muted. More...
class	gr_mute_ff
	output = input or zero if muted. More...
class	gr_mute_ii
	output = input or zero if muted. More...
class	gr_mute_ss
	output = input or zero if muted. More...
class	gr_nlog10_ff
	output = n*log10(input) + k More...
class	gr_nop
	Does nothing. Used for testing only. More...
class	gr_pa_2x2_phase_combiner
	pa_2x2 phase combiner More...
class	gr_packed_to_unpacked_bb
	Convert a stream of packed bytes or shorts to stream of unpacked bytes or shorts. More...
class	gr_packed_to_unpacked_ii
	Convert a stream of packed bytes or shorts to stream of unpacked bytes or shorts. More...
class	gr_packed_to_unpacked_ss
	Convert a stream of packed bytes or shorts to stream of unpacked bytes or shorts. More...
class	gr_phase_modulator_fc
	Phase modulator block. More...
class	gr_pll_carriertracking_cc
	Implements a PLL which locks to the input frequency and outputs the input signal mixed with that carrier. More...
class	gr_pll_freqdet_cf
	Implements a PLL which locks to the input frequency and outputs an estimate of that frequency. Useful for FM Demod. More...
class	gr_pll_refout_cc
	Implements a PLL which locks to the input frequency and outputs a carrier. More...
class	gr_pwr_squelch_cc
	gate or zero output when input power below threshold More...
class	gr_pwr_squelch_ff
	gate or zero output when input power below threshold More...
class	gr_quadrature_demod_cf
	quadrature demodulator: complex in, float out More...
class	gr_simple_correlator
	inverse of gr_simple_framer (more or less) More...
class	gr_simple_framer
	add sync field, seq number and command field to payload More...
class	gr_skiphead
	skips the first N items, from then on copies items to the output More...
class	gr_stream_to_streams
	convert a stream of items into a N streams of items More...
class	gr_stream_to_vector
	convert a stream of items into a stream of blocks containing nitems_per_block More...
class	gr_streams_to_stream
	Convert N streams of 1 item into a 1 stream of N items. More...
class	gr_streams_to_vector
	convert N streams of items to 1 stream of vector length N More...
class	gr_sub_cc
	output = input_0 - input_1 - ...) More...
class	gr_sub_ff
	output = input_0 - input_1 - ...) More...
class	gr_sub_ii
	output = input_0 - input_1 - ...) More...
class	gr_sub_ss
	output = input_0 - input_1 - ...) More...
class	gr_sync_block
	synchronous 1:1 input to output with history More...
class	gr_sync_decimator
	synchronous N:1 input to output with history More...
class	gr_sync_interpolator
	synchronous 1:N input to output with history More...
class	gr_test
	Test class for testing runtime system (setting up buffers and such.). More...
class	gr_threshold_ff
class	gr_throttle
	throttle flow of samples such that the average rate does not exceed samples_per_sec. More...
class	gr_unpacked_to_packed_bb
	Convert a stream of unpacked bytes or shorts into a stream of packed bytes or shorts. More...
class	gr_unpacked_to_packed_ii
	Convert a stream of unpacked bytes or shorts into a stream of packed bytes or shorts. More...
class	gr_unpacked_to_packed_ss
	Convert a stream of unpacked bytes or shorts into a stream of packed bytes or shorts. More...
class	gr_vco_f
	VCO - Voltage controlled oscillator. More...
class	gr_vector_to_stream
	convert a stream of blocks of nitems_per_block items into a stream of items More...
class	gr_vector_to_streams
	Convert 1 stream of vectors of length N to N streams of items. More...
class	gr_block
	The abstract base class for all signal processing blocks. More...

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