Fast fourier analyzer
    15.
    发明授权
    Fast fourier analyzer 失效
    快速傅立叶分析仪

    公开(公告)号:US3581078A

    公开(公告)日:1971-05-25

    申请号:US3581078D

    申请日:1967-11-24

    CPC classification number: G06G7/1921

    Abstract: The recursive equations of the Cooley-Tukey algorithm are implemented in analog form, thereby significantly decreasing the time needed to compute either the Fourier transform or the inverse Fourier transform of a signal segment, relative to the time needed for the same computation by a digital implementation of these equations.

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