diff options
Diffstat (limited to 'gnuradio-core/src/python/gnuradio/blks2impl/bpsk.py')
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/bpsk.py | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/bpsk.py b/gnuradio-core/src/python/gnuradio/blks2impl/bpsk.py deleted file mode 100644 index 16524de945..0000000000 --- a/gnuradio-core/src/python/gnuradio/blks2impl/bpsk.py +++ /dev/null @@ -1,98 +0,0 @@ -# -# Copyright 2005,2006,2011 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. -# - -""" -BPSK modulation and demodulation. -""" - -from math import pi, log -from cmath import exp - -from gnuradio import gr, modulation_utils2 -from gnuradio.blks2impl.generic_mod_demod import generic_mod, generic_demod - -# Default number of points in constellation. -_def_constellation_points = 2 -# Whether differential coding is used. -_def_differential = True - -# ///////////////////////////////////////////////////////////////////////////// -# BPSK constellation -# ///////////////////////////////////////////////////////////////////////////// - -def bpsk_constellation(m=_def_constellation_points): - if m != _def_constellation_points: - raise ValueError("BPSK can only have 2 constellation points.") - return gr.constellation_bpsk() - -# ///////////////////////////////////////////////////////////////////////////// -# BPSK modulator -# ///////////////////////////////////////////////////////////////////////////// - -class bpsk_mod(generic_mod): - - def __init__(self, constellation_points=_def_constellation_points, - *args, **kwargs): - - """ - Hierarchical block for RRC-filtered BPSK modulation. - - The input is a byte stream (unsigned char) and the - output is the complex modulated signal at baseband. - - See generic_mod block for list of parameters. - """ - - constellation = gr.constellation_bpsk() - if constellation_points != 2: - raise ValueError('Number of constellation points must be 2 for BPSK.') - super(bpsk_mod, self).__init__(constellation, *args, **kwargs) - -# ///////////////////////////////////////////////////////////////////////////// -# BPSK demodulator -# -# ///////////////////////////////////////////////////////////////////////////// - -class bpsk_demod(generic_demod): - - def __init__(self, constellation_points=_def_constellation_points, - *args, **kwargs): - - """ - Hierarchical block for RRC-filtered BPSK modulation. - - The input is a byte stream (unsigned char) and the - output is the complex modulated signal at baseband. - - See generic_demod block for list of parameters. - """ - - constellation = gr.constellation_bpsk() - if constellation_points != 2: - raise ValueError('Number of constellation points must be 2 for BPSK.') - super(bpsk_demod, self).__init__(constellation, *args, **kwargs) - -# -# Add these to the mod/demod registry -# -modulation_utils2.add_type_1_mod('bpsk', bpsk_mod) -modulation_utils2.add_type_1_demod('bpsk', bpsk_demod) -modulation_utils2.add_type_1_constellation('bpsk', bpsk_constellation) |