离散傅里叶变换(Discrete Fourier Transformation),将连续时间的傅里叶变换在时域内离散化,就是离散傅里叶变换。离散傅里叶变换在数字信号处理,计算机控制等许多.
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...关键词:OFDM;离散傅立叶变换;溢出误差;数字自动增益控制;FPGA [gap=1060]Keywords:OFDM;discrete Fourier transformation;overflow error;DAGC;FPGA ...
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It is then subject to such mathematical indignities as wavelet decomposition, multi-resolution Fourier analysis, polyphase filtering and discrete cosine transformation.
接下来它还要经过一些数学处理程序,比如小波分解,多重分辨率傅立叶分析,多相过滤,离散余弦变换等。
A method of using fast Fourier transformation (FFT) to calculate the frequency characteristics of discrete mathematical model is introduced.
介绍了利用快速富里叶变换(FFT)计算离散数学模型频率特性的方法。
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