基于改进旋转因子的高性能FFT硬件设计
骆阳,张为

Hardware efficient FFT design based on improved rotation factor
Yang LUO,Wei ZHANG
表 3 旋转角度预处理表格
Tab.3 Pretreatment of rotation angle
旋转角度Z0 角度预处理 X0 Y0
[0, π/2] Z Data_im Data_re
[π/2, π] Z − π/2 −Data_re Data_im
[π, 3π/2] Z − π −Data_im −Data_re