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Re: [Discuss-gnuradio] gr-lte


From: Marcus Müller
Subject: Re: [Discuss-gnuradio] gr-lte
Date: Thu, 16 Jan 2014 14:29:55 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0

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Hi Aneta,

though I don't know if everything is going well, the lines you
attached showed no indications of an error. It would be best to
describe your output to help Johannes understand where (and if) his
decoder goes astray.

And: Could you maybe share your IQ samples?

Greetings,
Marcus

On 16.01.2014 14:18, Baier wrote:
> Hi Johannes,
> 
> 
> I have generated an LTE signal  with a LTE test generator(downlink 
> signal, RB=50, one antenna) and save it as IQ file in a binary
> format. After that I tried to demodulate the LTE signal with your
> framework receiver but I 've got the following messages. Do you
> have any idea what is the problem. thanks! A. Baier
> 
> 
> 
> Using Volk machine: avx_64_mmx_orc
> 
> RS GENERATOR cell_id pilots 0
> 
> RS GENERATOR cell_id pilots 1
> 
> pre_decoder_vcvcset N_ant to 2
> 
> pre_decoder_vcvcset decoding style to "tx_diversity"
> 
> pcfich_demux_vcvcset cell_id = 0
> 
> pcfich_demux_vcvcset cell_id = 0
> 
> pcfich_demux_vcvcset cell_id = 0
> 
> layer_demapper_vcvcset N_ant to 2
> 
> layer_demapper_vcvcset decoding style to "tx_diversity"
> 
> pre_decoder_vcvcset N_ant to 2
> 
> pre_decoder_vcvcset decoding style to "tx_diversity"
> 
> pre_decoder_vcvcset N_ant to 1
> 
> pre_decoder_vcvcset decoding style to "tx_diversity"
> 
> layer_demapper_vcvcset N_ant to 2
> 
> layer_demapper_vcvcset decoding style to "tx_diversity"
> 
> layer_demapper_vcvcset N_ant to 1
> 
> layer_demapper_vcvcset decoding style to "tx_diversity"
> 
> gr::buffer::allocate_buffer: warning: tried to allocate
> 
> 13 items of size 4800. Due to alignment requirements
> 
> 64 were allocated.If this isn't OK, consider padding
> 
> your structure to a power-of-two bytes.
> 
> On this platform, our allocation granularity is 4096 bytes.
> 
> 
> 
> 
> 
> 
> _______________________________________________ Discuss-gnuradio
> mailing list address@hidden 
> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
> 
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