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Null subcarriers

316 viewsWireless & Cellular Communications
Kaliki Sravan Kumar7 Mathuranathan unselected answer
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How to choose null subcarriers and how to map with ifft in ofdm system,suppose am using 512 subcarriers in that i have used subcarriers are 480 and cyclic prefix are 32 then how to map with ifft?


An example for Subcarrier allocation for 64 subcarriers is discussed here.

Simulation of OFDM system in Matlab – BER Vs Eb/N0 for OFDM in AWGN channel

For 512 subcarrieres and more, you need refer a standard like the one below