[Discuss-gnuradio] How to modify the existing module and make it effective

2018-06-04 Thread Mr????
Hello all, I have changed something in OFDM Carrier Allocator modular??but I don't know how to rebuilt it and use it. Hopefully I have explained this adequately. Thanks for any ideas...___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://li

Re: [Discuss-gnuradio] How to modify the existing module and make it effective

2018-06-04 Thread CEL
Hello! If you've modified it, I guess you already have the GNU Radio source code. So, you must make sure that you're using the GNU Radio that you have built from source: https://www.gnuradio.org/doc/doxygen/build_guide.html Simply build your modified GNU Radio and install it :) How that works

[Discuss-gnuradio] gr-lte : itemsize mismatch:

2018-06-04 Thread Rafik ZITOUNI
Dear all, I tried to run the lte_top_block_siso.grc and I got this error : /gr/runtime_swig.py", line 4574, in primitive_connect return _runtime_swig.top_block_sptr_primitive_connect(self, *args) ValueError: itemsize mismatch: Channel Estimator0:0 using 576, PBCH Decoder0:1 using 480 Please

Re: [Discuss-gnuradio] Selecting the precise sampling point from many samples

2018-06-04 Thread Carlo Manfredini
Thank you for your detailed reply. I've taken a look at those links and for now are having some success using the Clock Recovery MM block with default settings (and 24 samples/symbol) to capture the data at 2kbps...followed by a Bit Slicer. After I modulate this 2kbps bit stream to 4-QAM I have a

Re: [Discuss-gnuradio] Selecting the precise sampling point from many samples

2018-06-04 Thread CEL
Hi Carlo, not quite sure I get what you mean with "bandlimiting"? What with "transposing"? Regarding "padding": do you mean interpolation? Again, you'd use a resampler, and in your case, the rational resampler with decimation=1, interpolation = 48 would do the trick. Best regards, Marcus On Mo