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EURASIP Journal on Advances in Signal Processing
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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
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