Re: [Discuss-gnuradio] Data Formatting in GNURadio (WiFi)

[Martin Braun]

Depends on your choice of types. Are you using floating point complex
values, or fixed-point?

M

On 03/16/2016 05:07 PM, Abhinav Jadon wrote:
> Hi,
> I wrote a matlab scripts that generates the wifi packets for a given
> payload.
> The output is of the format <noise_pad packet noise_pad>
> I dumped the output in a bin file.
> It is my understanding that the complex type file source reads the input
> (bin) file in a gr_complex data type format ie reading 32 bits from the
> bin file at a time and then converting the first 16bits (corresponding
> to real part/I) and last 16bits (corresponding to img part/Q) to float16
> format and thus with this understanding, I formatted the data
> accordingly while dumping the data into the bin file.
> The issue is I plug that file source on repeat mode to the UHD block.
> The packet is not detected on the receiver side.Is there something wrong
> with my understanding of data formatting ?
> 
> Regards
> 
> 
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