逆ぎゃく高こう速そくフーリエ変へん換かん

noun

inverse fast Fourier transform

Mathematics term for the algorithm that converts frequency-domain data back to the time domain.

• 逆ぎゃく高こう速そくフーリエ変へん換かんを使つかって信しん号ごうを時じ間かん領りょう域いきに戻もどす。

  Use the inverse fast Fourier transform to convert the signal back to the time domain.