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Diffstat (limited to 'gr-digital/include/digital/mpsk_snr_est_cc.h')
| -rw-r--r-- | gr-digital/include/digital/mpsk_snr_est_cc.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/gr-digital/include/digital/mpsk_snr_est_cc.h b/gr-digital/include/digital/mpsk_snr_est_cc.h deleted file mode 100644 index 45acda5764..0000000000 --- a/gr-digital/include/digital/mpsk_snr_est_cc.h +++ /dev/null @@ -1,96 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2011,2012 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_DIGITAL_MPSK_SNR_EST_CC_H -#define INCLUDED_DIGITAL_MPSK_SNR_EST_CC_H - -#include <digital/api.h> -#include <digital/mpsk_snr_est.h> -#include <gnuradio/sync_block.h> - -namespace gr { - namespace digital { - - /*! - * \brief A block for computing SNR of a signal. - * \ingroup measurement_tools_blk - * - * \details - * This block can be used to monitor and retrieve estimations of - * the signal SNR. It is designed to work in a flowgraph and - * passes all incoming data along to its output. - * - * The block is designed for use with M-PSK signals - * especially. The type of estimator is specified as the \p type - * parameter in the constructor. The estimators tend to trade off - * performance for accuracy, although experimentation should be - * done to figure out the right approach for a given - * implementation. Further, the current set of estimators are - * designed and proven theoretically under AWGN conditions; some - * amount of error should be assumed and/or estimated for real - * channel conditions. - */ - class DIGITAL_API mpsk_snr_est_cc : virtual public sync_block - { - public: - // gr::digital::mpsk_snr_est_cc::sptr - typedef boost::shared_ptr<mpsk_snr_est_cc> sptr; - - /*! Factory function returning shared pointer of this class - * - * \param type: the type of estimator to use gr::digital::snr_est_type_t - * "snr_est_type_t" for details about the available types - * \param tag_nsamples: after this many samples, a tag containing - * the SNR (key='snr') will be sent - * \param alpha: the update rate of internal running average - * calculations - */ - static sptr make(snr_est_type_t type, - int tag_nsamples=10000, - double alpha=0.001); - - //! Return the estimated signal-to-noise ratio in decibels - virtual double snr() = 0; - - //! Return the type of estimator in use - virtual snr_est_type_t type() const = 0; - - //! Return how many samples between SNR tags - virtual int tag_nsample() const = 0; - - //! Get the running-average coefficient - virtual double alpha() const = 0; - - //! Set type of estimator to use - virtual void set_type(snr_est_type_t t) = 0; - - //! Set the number of samples between SNR tags - virtual void set_tag_nsample(int n) = 0; - - //! Set the running-average coefficient - virtual void set_alpha(double alpha) = 0; - }; - - } /* namespace digital */ -} /* namespace gr */ - -#endif /* INCLUDED_DIGITAL_MPSK_SNR_EST_CC_H */ |