GNU Radio 3.7.0 C++ API
pll_refout_cc.h
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/* -*- c++ -*- */
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/*
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* Copyright 2004,2011,2012 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef INCLUDED_ANALOG_PLL_REFOUT_CC_H
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#define INCLUDED_ANALOG_PLL_REFOUT_CC_H
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#include <
gnuradio/analog/api.h
>
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#include <
gnuradio/blocks/control_loop.h
>
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#include <
gnuradio/sync_block.h
>
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namespace
gr {
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namespace
analog {
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/*!
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* \brief Implements a PLL which locks to the input frequency and outputs a carrier
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* \ingroup synchronizers_blk
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*
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* \details
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* Input stream 0: complex
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* Output stream 0: complex
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*
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* This PLL locks onto a [possibly noisy] reference carrier on the
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* input and outputs a clean version which is phase and frequency
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* aligned to it.
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*
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* All settings max_freq and min_freq are in terms of radians per
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* sample, NOT HERTZ. The loop bandwidth determins the lock range
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* and should be set around pi/200 -- 2pi/100. \sa
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* pll_freqdet_cf, pll_carriertracking_cc
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*/
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class
ANALOG_API
pll_refout_cc
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:
virtual
public
sync_block
,
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virtual
public
blocks::control_loop
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{
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public
:
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// gr::analog::pll_refout_cc::sptr
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typedef
boost::shared_ptr<pll_refout_cc>
sptr
;
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/* \brief Make PLL block that outputs the tracked carrier signal.
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*
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* \param loop_bw: control loop's bandwidth parameter.
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* \param max_freq: maximum (normalized) frequency PLL will lock to.
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* \param min_freq: minimum (normalized) frequency PLL will lock to.
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*/
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static
sptr
make(
float
loop_bw,
float
max_freq,
float
min_freq);
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};
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}
/* namespace analog */
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}
/* namespace gr */
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#endif
/* INCLUDED_ANALOG_PLL_REFOUT_CC_H */
gr-analog
include
gnuradio
analog
pll_refout_cc.h
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