Re: [Discuss-gnuradio] [Re: BER value]

2016-07-17 Thread Marcus Müller
Hi Antonio, > Could you tell me how can I solve the problem with the offset between > the DPSK mod and demod? Use a BER analysator with some kind of large window. In effect, I'd just write the raw send symbol stream to a file, do the same with the receive symbol stream, and calculate the error off

Re: [Discuss-gnuradio] License for libs linked in OOT

2016-07-17 Thread Marcus Müller
Hi Forest, I'm pretty sure it's not quite like that: It does exchange data structures and calls into GR/gets called from GR, so it needs a GPLv3-compatible license, but not necessarily the GPLv3 itself. In essence, fully agree with Sylvain's POV. Cheers, Marcus On 17.07.2016 21:32, Forest Cros

Re: [Discuss-gnuradio] [Re: BER value]

2016-07-17 Thread ANTONIO TAMAYO
Hello Martin, Thank you for your response. Could you tell me how can I solve the problem with the offset between the DPSK mod and demod? In the same way, how can I garantee that I am comparing the correct bits? Using another block? Likewise, as you say, I am using a packet-based transmission. For

Re: [Discuss-gnuradio] License for libs linked in OOT

2016-07-17 Thread Forest Crossman
Jan, If your OOT module uses GNU Radio data structures or function calls (i.e., the API), then it can only be distributed under the GPL. This is because the work is "based on" GNU Radio[1]. Since a work "based on" a GPL'd work can only be distributed under the same license[2], your OOT module woul

Re: [Discuss-gnuradio] gr-cdma

2016-07-17 Thread Achilleas Anastasopoulos
Hi Elisabeta, could you please post some more info: what os are you working with what is your gnuradio prefix post the entire cdma_parameters.py file also is this the latest version of gr-cdma from github? thanks Achilleas On Sun, Jul 17, 2016 at 4:26 AM, Elisabetta . wrote: > Dear Achi

Re: [Discuss-gnuradio] Streaming IQ File Compression

2016-07-17 Thread Marcus Müller
Well, having wasted a couple of hours of sleep time on this, maybe you shouldn't do the logarithmic storage... at its core its the same idea as storing floating point, but with a fixed mantissa. The mathematical effects of the "rounding to the nearest exponential step" on superimposed sinusoids of

Re: [Discuss-gnuradio] Fractional resampler eats stream tags on changes on the "ratio" input

2016-07-17 Thread Piotr Krysik
W dniu 07.06.2016 o 13:30, Piotr Krysik pisze: > W dniu 01.10.2015 o 14:46, Piotr Krysik pisze: >> W dniu 25.09.2015 o 23:23, Tom Rondeau pisze: >> >> >> >> Looking at the block, I was hoping it was as easy as putting a >> set_relative_rate call in the set_resamp_rate to adjust how the tags >> are