diff options
Diffstat (limited to 'gr-digital/examples/narrowband/receive_path.py')
| -rw-r--r-- | gr-digital/examples/narrowband/receive_path.py | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/gr-digital/examples/narrowband/receive_path.py b/gr-digital/examples/narrowband/receive_path.py index 1f93105068..a1a07b5f26 100644 --- a/gr-digital/examples/narrowband/receive_path.py +++ b/gr-digital/examples/narrowband/receive_path.py @@ -20,9 +20,10 @@ # Boston, MA 02110-1301, USA. # -from gnuradio import gr, gru +from gnuradio import gr, gru, filter from gnuradio import eng_notation from gnuradio import digital +from gnuradio import analog import copy import sys @@ -61,12 +62,12 @@ class receive_path(gr.hier_block2): # Design filter to get actual channel we want sw_decim = 1 - chan_coeffs = gr.firdes.low_pass (1.0, # gain - sw_decim * self.samples_per_symbol(), # sampling rate - self._chbw_factor, # midpoint of trans. band - 0.5, # width of trans. band - gr.firdes.WIN_HANN) # filter type - self.channel_filter = gr.fft_filter_ccc(sw_decim, chan_coeffs) + chan_coeffs = filter.firdes.low_pass(1.0, # gain + sw_decim * self.samples_per_symbol(), # sampling rate + self._chbw_factor, # midpoint of trans. band + 0.5, # width of trans. band + gr.firdes.WIN_HANN) # filter type + self.channel_filter = filter.fft_filter_ccc(sw_decim, chan_coeffs) # receiver self.packet_receiver = \ @@ -78,7 +79,7 @@ class receive_path(gr.hier_block2): # Carrier Sensing Blocks alpha = 0.001 thresh = 30 # in dB, will have to adjust - self.probe = gr.probe_avg_mag_sqrd_c(thresh,alpha) + self.probe = analog.probe_avg_mag_sqrd_c(thresh,alpha) # Display some information about the setup if self._verbose: @@ -119,8 +120,8 @@ class receive_path(gr.hier_block2): """ Set carrier threshold. - @param threshold_in_db: set detection threshold - @type threshold_in_db: float (dB) + Args: + threshold_in_db: set detection threshold (float (dB)) """ self.probe.set_threshold(threshold_in_db) |