GNU Radio 3.7.1-34 C++ API
clock_recovery_mm_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_DIGITAL_CLOCK_RECOVERY_MM_CC_H
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#define INCLUDED_DIGITAL_CLOCK_RECOVERY_MM_CC_H
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#include <
gnuradio/digital/api.h
>
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#include <
gnuradio/block.h
>
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namespace
gr {
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namespace
digital {
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/*!
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* \brief Mueller and Müller (M&M) based clock recovery block with complex input, complex output.
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* \ingroup synchronizers_blk
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*
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* \details
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* This implements the Mueller and Müller (M&M) discrete-time
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* error-tracking synchronizer.
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*
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* The complex version here is based on: Modified Mueller and
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* Muller clock recovery circuit:
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*
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* G. R. Danesfahani, T.G. Jeans, "Optimisation of modified Mueller
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* and Muller algorithm," Electronics Letters, Vol. 31, no. 13, 22
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* June 1995, pp. 1032 - 1033.
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*/
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class
DIGITAL_API
clock_recovery_mm_cc
:
virtual
public
block
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{
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public
:
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// gr::digital::clock_recovery_mm_cc::sptr
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typedef
boost::shared_ptr<clock_recovery_mm_cc>
sptr
;
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/*!
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* Make a M&M clock recovery block.
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*
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* \param omega Initial estimate of samples per symbol
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* \param gain_omega Gain setting for omega update loop
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* \param mu Initial estimate of phase of sample
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* \param gain_mu Gain setting for mu update loop
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* \param omega_relative_limit limit on omega
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*/
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static
sptr
make(
float
omega,
float
gain_omega,
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float
mu,
float
gain_mu,
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float
omega_relative_limit);
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virtual
float
mu()
const
= 0;
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virtual
float
omega()
const
= 0;
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virtual
float
gain_mu()
const
= 0;
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virtual
float
gain_omega()
const
= 0;
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virtual
void
set_verbose(
bool
verbose) = 0;
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virtual
void
set_gain_mu (
float
gain_mu) = 0;
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virtual
void
set_gain_omega (
float
gain_omega) = 0;
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virtual
void
set_mu (
float
mu) = 0;
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virtual
void
set_omega (
float
omega) = 0;
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};
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}
/* namespace digital */
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}
/* namespace gr */
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#endif
/* INCLUDED_DIGITAL_CLOCK_RECOVERY_MM_CC_H */
gnuradio
gr-digital
include
gnuradio
digital
clock_recovery_mm_cc.h
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