Home Forums SYSTEM 16QAM-OFDM on LED based VLC link

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      muhammad rahman
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      HI
      I made 2 links using only 16QAM and QAM based OFDM model. problem is I couldn’t get right constellation diagram. BER always 0.5.SER is always high. I used DSP to reduced EVM.. but still facing the problem.Please have any idea where is the problem

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