Re: [Discuss-gnuradio] Bits inserted at random places

Edwin,

can you share some details on the receiver code you're using?

-- M

On 08/09/2017 06:44 PM, 李博远 wrote:
> Hi,
>
> I have implemented BPSK and OFDM in GNURadio. They are modified from the
> examples given, just without those crc32 modules. They work well in
> GNURadio.
>
> However, when I test the programs on the hardware, USRP x310, a problem
> emerges. I found that often than not, there are some extra bits in my
> data stream at random locations, even when the SNR is as high as 20dB.
> This messes up the data alignment, and makes it difficult to calculate
> the BER(bit error rate). This problem exists in both BPSK and OFDM.
>
> Can anyone share his/her opinion on this please? What may be the cause?
> What can I do to mitigate it? It has bothered me for a long time.

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