diff options
Diffstat (limited to 'gr-atsc/python/atsc')
-rwxr-xr-x | gr-atsc/python/atsc/atsc_rx.py | 4 | ||||
-rwxr-xr-x | gr-atsc/python/atsc/qa_atsc.py | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/gr-atsc/python/atsc/atsc_rx.py b/gr-atsc/python/atsc/atsc_rx.py index 940eeac4bd..1730763567 100755 --- a/gr-atsc/python/atsc/atsc_rx.py +++ b/gr-atsc/python/atsc/atsc_rx.py @@ -32,7 +32,7 @@ # complex samples / sec, then lowpass filters with a cutoff of 3.2MHz # and a transition band width of .5MHz. Center of the tv channels is # now at 0 with edges at -3.2MHz and 3.2MHz. This puts the pilot at -# -3MHz + 309KHz. Next a root raised cosine filter is aplied to match the one +# -3MHz + 309KHz. Next a root raised cosine filter is applied to match the one # in the transmitter and thus reduce ISI. The phased locked loop then locks to # the pilot and outputs just the real part of the signal ( as information is # not stored in the phase with atsc ), this is then feed to the bit lock @@ -79,7 +79,7 @@ def graph (args): ilp_coeffs = filter.firdes.low_pass(1, input_rate, 3.2e6, .5e6, filter.firdes.WIN_HAMMING) ilp = filter.interp_fir_filter_ccf(3, ilp_coeffs) - # Move the center frequency to 5.75MHz ( this wont be needed soon ) + # Move the center frequency to 5.75MHz ( this won't be needed soon ) duc_coeffs = filter.firdes.low_pass ( 1, 19.2e6, 9e6, 1e6, filter.firdes.WIN_HAMMING ) duc = filter.freq_xlating_fir_filter_ccf ( 1, duc_coeffs, -5.75e6, 19.2e6 ) diff --git a/gr-atsc/python/atsc/qa_atsc.py b/gr-atsc/python/atsc/qa_atsc.py index e6ea81a50e..80300ace98 100755 --- a/gr-atsc/python/atsc/qa_atsc.py +++ b/gr-atsc/python/atsc/qa_atsc.py @@ -73,7 +73,7 @@ class vector_source_ts(gr.hier_block2): """ def __init__(self, ts): """ - Pad tranport stream packets to 256 bytes and reformat appropriately. + Pad transport stream packets to 256 bytes and reformat appropriately. Args: ts: MPEG transport stream. (sequence of ints in [0,255]; len(ts) % 188 == 0) @@ -105,9 +105,9 @@ class vector_sink_ts(gr.hier_block2): def data(self): """ - Extracts tranport stream from sink and returns it to python. + Extracts transport stream from sink and returns it to python. - Depads tranport stream packets from 256 back to 188 bytes. + Depads transport stream packets from 256 back to 188 bytes. @rtype: tuple of ints in [0,255]; len(result) % 188 == 0 """ return tuple(depad_transport_stream(self.sink.data())) |