discrete Fourier transform

常见例句

According to the characteristics of unbalance signal, the fast algorithm of discrete Fourier transform(DFT) is presented and accomplished by using microcomputer.
针对测试环境中不平衡量信号的特点，提出了离散傅里叶变换快速算法，并在通用微机上实现。
Digital phase-shift beamforming of narrow-band signals from uniform collinear hydrophone arrays may be accomplished by computationally efficient discrete Fourier transform(DFT) algorithms.
使用有效的离散傅立叶变换（DFT）波束形成算法，可以对均匀线列水听器的窄带信号实现数字相移波束形成。
According to the Discrete Fourier Transform, this paper proposes a method of harmonic detection by band filter based on DFT algorithm, which improves the dynamic performance of detection system.
根据带通滤波器的瞬时谐波检测方法，离散傅里叶变换基本思想，提出了运用基于DFT的滤波算法实现带通滤波。