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Jdip
Jdip
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As myI understand, by using multiple carriers, OFDM can mitigate the effects of multi-path delay as the symbol duration is larger than the delay.

In this case, why do we still need to add cyclic prefix in OFDM?

I have looked into several related threats but cannot find a clear answer?.

As my understand, by using multiple carriers, OFDM can mitigate the effects of multi-path delay as the symbol duration is larger than the delay.

In this case, why we still need to add cyclic prefix in OFDM?

I have looked into several related threats but cannot find a clear answer?

As I understand, by using multiple carriers, OFDM can mitigate the effects of multi-path delay as the symbol duration is larger than the delay.

In this case, why do we still need to add cyclic prefix in OFDM?

I have looked into several related threats but cannot find a clear answer.

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Fzzyy
Fzzyy
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Why does OFDM need cyclic prefix?

As my understand, by using multiple carriers, OFDM can mitigate the effects of multi-path delay as the symbol duration is larger than the delay.

In this case, why we still need to add cyclic prefix in OFDM?

I have looked into several related threats but cannot find a clear answer?