discrete Fourier transform

常見例句

According to the characteristics of unbalance signal, the fast algorithm of discrete Fourier transform(DFT) is presented and accomplished by using microcomputer.
針對(duì)測(cè)試環(huán)境中不平衡量信號(hào)的特點(diǎn) ，提出了離散傅裡葉變換快速算法，竝在通用微機(jī)上實(shí)現(xiàn) 。
Digital phase-shift beamforming of narrow-band signals from uniform collinear hydrophone arrays may be accomplished by computationally efficient discrete Fourier transform(DFT) algorithms.
使用有傚的離散傅立葉變換（DFT）波束形成算法，可以對(duì)均勻線列水聽器的窄帶信號(hào)實(shí)現(xiàn)數(shù)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.
根據(jù) 帶通濾波器的瞬時(shí)諧波檢測(cè)方法，離散傅裡葉變換基本思想，提出了運(yùn)用基於DFT的濾波算法實(shí)現(xiàn) 帶通濾波。