VLC QAM-OFDM: Bad Output
I’m working a high data rate VLC QAM-OFDM systems by using LED as transmitter in Optisystem 15. But I cannot get 4-QAM constellation diagram at OFDM demodulator and the output power looks low after PIN photodiode. Can someone help to take a look my designed model??
I will attached my model, please help to review…
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