From c5436ca8ddab5fa77a585c8f00743bb85a93c59a Mon Sep 17 00:00:00 2001 From: Alick Zhao Date: Fri, 2 Nov 2012 09:34:39 -0700 Subject: Fixes other uses of channel model to always have negative or zero seed for noise source, matching the documentation update in 0d6871b3. --- gr-digital/examples/narrowband/benchmark_add_channel.py | 2 +- gr-digital/examples/ofdm/benchmark_add_channel.py | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'gr-digital') diff --git a/gr-digital/examples/narrowband/benchmark_add_channel.py b/gr-digital/examples/narrowband/benchmark_add_channel.py index 841833a08..c69ee60b0 100755 --- a/gr-digital/examples/narrowband/benchmark_add_channel.py +++ b/gr-digital/examples/narrowband/benchmark_add_channel.py @@ -44,7 +44,7 @@ class my_top_block(gr.top_block): self.src = gr.file_source(gr.sizeof_gr_complex, ifile) #self.throttle = gr.throttle(gr.sizeof_gr_complex, options.sample_rate) self.channel = gr.channel_model(noise_voltage, frequency_offset, - time_offset, noise_seed=random.randint(0,100000)) + time_offset, noise_seed=-random.randint(0,100000)) self.phase = gr.multiply_const_cc(complex(math.cos(phase_offset), math.sin(phase_offset))) self.snk = gr.file_sink(gr.sizeof_gr_complex, ofile) diff --git a/gr-digital/examples/ofdm/benchmark_add_channel.py b/gr-digital/examples/ofdm/benchmark_add_channel.py index 01776d209..cbdd990f4 100755 --- a/gr-digital/examples/ofdm/benchmark_add_channel.py +++ b/gr-digital/examples/ofdm/benchmark_add_channel.py @@ -46,7 +46,7 @@ class my_top_block(gr.top_block): self.src = gr.file_source(gr.sizeof_gr_complex, ifile) #self.throttle = gr.throttle(gr.sizeof_gr_complex, options.sample_rate) self.channel = gr.channel_model(noise_voltage, frequency_offset, - time_offset, noise_seed=random.randint(0,100000)) + time_offset, noise_seed=-random.randint(0,100000)) self.phase = gr.multiply_const_cc(complex(math.cos(phase_offset), math.sin(phase_offset))) self.snk = gr.file_sink(gr.sizeof_gr_complex, ofile) -- cgit