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Table 3 Inputs of each P-point RFFT at the first stage

From: Canonic FFT flow graphs for real-valued even/odd symmetric inputs

 

Inputs

1st P-point RFFT

x[k Q],0≤k≤P−1

2nd P-point RFFT

x[k Q+1],0≤k≤P−1

…

…

(m)th P-point RFFT

x[k Q+m−1],0≤k≤P−1

…

…

(Q)th P-point RFFT

x[k Q+Q−1],0≤k≤P−1