Re: [Discuss-gnuradio] Simulation to compute BER of a Modulator/Demodulator Encoding/Decoding system

[Cinaed Simson]

Opps - I meant 223 bytes of information - not 233 bytes.

-- Cinaed


On 10/25/2018 02:50 PM, Cinaed Simson wrote:
> Here's my Reed-Solomon.
> 
> Note, a symbol for Reed-Solomon is 255 bytes. Of that, 233 bytes is
> information and 32 bytes parity information.
> 
> So I set the byte packet length for the tagged stream to be 233.
> 
> Note, when I tried to add a Qt Time Sink my GRC and it hung - I suspect
> there might be a problem with the Throttle.
> 
> I didn't play with the Qt Time Sink since it doesn't add any useful
> information.
> 
> But I did disable the Throttle and it ran better on my i7.
> 
> Your mileage may vary.
> 
> -- Cinaed
> 
> 
> 
> 
> On 10/23/2018 08:28 PM, Christian BusquielSanz wrote:
>> I am having this output with my Reed Solomon test:
>>
>> Generating: '/home/cbusquielsanz/GNURadio/work/ReedSolomon_Test_001.py'
>>
>> Generating: '/home/cbusquielsanz/GNURadio/work/ReedSolomon_Test_001.py'
>>
>> Executing: /usr/bin/python -u
>> /home/cbusquielsanz/GNURadio/work/ReedSolomon_Test_001.py
>>
>> Traceback (most recent call last):
>>   File "/home/cbusquielsanz/GNURadio/work/ReedSolomon_Test_001.py",
>> line 283, in <module>
>>     main()
>>   File "/home/cbusquielsanz/GNURadio/work/ReedSolomon_Test_001.py",
>> line 271, in main
>>     tb = top_block_cls()
>>   File "/home/cbusquielsanz/GNURadio/work/ReedSolomon_Test_001.py",
>> line 87, in __init__
>>     self.satellites_encode_rs_0 = satellites.encode_rs(0)
>> AttributeError: 'module' object has no attribute 'encode_rs'
>>
>>>>> Done (return code 1)
>>
>>
>>
>>
>> It seems that there is a problem with GR Satellites "CCSDS Reed-Solomon 
>> Encoder"
>>
>> I am attaching the flowgraph, the GRC file
>>
>> I have not found information about this issue
>>
>> What am I doing wrong?
>> Thank you
>>
>>
>>
>> Christian Sêngir     Busquiel Sanz
>>
>>
>>
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>