GNU Radio Manual and C++ API Reference
3.9.1.0
The Free & Open Software Radio Ecosystem
pn_correlator_cc.h
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/* -*- c++ -*- */
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/*
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* Copyright 2007,2012 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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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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*/
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#ifndef INCLUDED_GR_PN_CORRELATOR_CC_H
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#define INCLUDED_GR_PN_CORRELATOR_CC_H
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#include <
gnuradio/digital/api.h
>
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#include <
gnuradio/sync_decimator.h
>
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namespace
gr
{
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namespace
digital {
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/*!
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* \brief PN code sequential search correlator
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* \ingroup synchronizers_blk
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*
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* \details
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* Receives complex baseband signal, outputs complex correlation
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* against reference PN code, one sample per PN code period. The
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* PN sequence is generated using a GLFSR.
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*/
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class
DIGITAL_API
pn_correlator_cc
:
virtual
public
sync_decimator
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{
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public
:
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// gr::digital::pn_correlator_cc::sptr
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typedef
std::shared_ptr<pn_correlator_cc>
sptr
;
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/*!
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* \brief Make PN code sequential search correlator block.
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*
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* \param degree Degree of shift register must be in [1, 32]. If mask
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* is 0, the degree determines a default mask (see
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* digital_impl_glfsr.cc for the mapping).
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* \param mask Allows a user-defined bit mask for indexes of the shift
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* register to feed back.
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* \param seed Initial setting for values in shift register.
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*/
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static
sptr
make(
int
degree,
int
mask = 0,
int
seed = 1);
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};
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}
/* namespace digital */
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}
/* namespace gr */
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#endif
/* INCLUDED_GR_PN_CORRELATOR_CC_H */
gr::sync_decimator
synchronous N:1 input to output with history
Definition:
sync_decimator.h:25
gr::digital::pn_correlator_cc
PN code sequential search correlator.
Definition:
pn_correlator_cc.h:29
DIGITAL_API
#define DIGITAL_API
Definition:
gr-digital/include/gnuradio/digital/api.h:18
sync_decimator.h
api.h
gr
GNU Radio logging wrapper for log4cpp library (C++ port of log4j)
Definition:
basic_block.h:29
gr::digital::pn_correlator_cc::sptr
std::shared_ptr< pn_correlator_cc > sptr
Definition:
pn_correlator_cc.h:33
gr-digital
include
gnuradio
digital
pn_correlator_cc.h
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