IDFT
基本解释
- =Inverse Discrete Fourier Transform 离散傅里叶逆变换
英汉例句
- Our approach has been validated by frequency-domain results through IDFT.
进一步扩展,考虑介质金属组合体的时域散射,选用的是时域EFIE-PMCHW方程并求解。 - The spectral envelope is the mel frequency scale and IDFT is used to extract the estimate of sample autocorrelations.
再由语音信号谱包估计抽样自相关 ,用 IDFT提取抽样自相关估计。 - This paper describes a new method which uses IDFT (Inverse Discrete Fourier Transform) technique to do time domain near field measurement for antenna.
本文提出了一种利用离散付立叶反变换（IDFT）技术完成天线的时域近场测量的方法. - To further reduce the influence of noise, the time-domain-based channel estimation methods are also combined with IDFT transform domain technique.
IDFT变换域利用多径时延集中在整个时隙的前一段的特点降低噪声。 - Resently, S.Moshe and D. Hertz presented a method to compute the DFT of an ?N??point real vector and IDFT of the DFT of another ?N??point real vector by a single DFT.
不久前;Moshe和Hertz提出用一个复向量的DFT计算一个实向量的DFT和另一个实向量的DFT的IDFT;这是一个具有理论意义和应用价值的结果.