An automatic measuring system for the relative spectral response of IR detectors by using Fourier Transform Infrared (FTIR) Spectrometer bas been developed.
用付立叶变换红外光谱仪建立了一套全自动红外探测器相对光谱响应测量系统。
Spectral resolution of optical fiber Fourier transform spectrometer depends on maximum optical path difference (OPD).
光纤傅里叶变换光谱仪的光谱分辨率是由最大光程差决定的。
Discrete fast Fourier transform (FFT) has been widely applied to signal spectral analysis and can figure out the entire bandwidth spectrum of a signal.
离散快速傅里叶变换算法在频谱分析中得到了广泛的应用，这种算法得到的计算结果是在整个频段上的频谱信息。
The least square algorithm using forward and backward linear prediction (LS algorithm) for the autoregressive spectral estimates of the SMMW Fourier transform spectroscopy data is presented.
本文介绍自回归谱分析法的另一种算法—前后向最小二乘法(LS算法)在亚毫米波付里叶变换谱中的应用。
Fourier Transform Spectroscopy is now one of the most important and useful spectral methods in infrared and far infrared region.
傅里叶变换光谱学方法是目前红外、远红外波段最重要的一种光谱方法。
So a new algorithm with rectangle loops Fourier spectral energy percentage is proposed by analyzing the conjugate symmetry of Fourier transform.
因此，根据傅里叶变换的共轭对称性，提出了更具有一般性的长方环傅里叶周向谱能量百分比新算法。
Extracting spectral phase differences between two linear chirped pulse from the spectral interferogram is simulated based on Fourier Transform Spectral Interferometry.
在超快光学瞬态相移的测量中，结合线性啁啾脉冲与频谱干涉技术，可以获得啁啾脉冲相移随频谱的变化规律。
In accordance with the requirements of a real-time spectral detection system, the Fourier transform spectral theory is utilized to obtain the spectral information to be detected.
根据实时光谱探测系统，拟采用傅里叶变换光谱理论获取侍测光谱信息。
Spatially modulated imaging Fourier transform spectrometer(SMIFTS) was different from other spectrometers. It gained one dimensional spatial information and one dimensional spectral information.
空间调制干涉光谱成像仪不同于其他类型光谱成像仪，其像面上得到一维空间信息和一维光谱信息。
Fourier-transform method was a method could be used for the design of Gradient-index thin film according to the desired spectral transmission curve.
傅里叶合成方法是一种可以根据期望的光谱特性曲线设计渐变折射率薄膜的方法。
The effect of the light source spectral distribution can be cancelled out with the help of the zero order spectrum of the Fourier transform of the interferogram.
利用干涉图的零频分量消除光源谱分布的影响，获得两束干涉光的振幅比；
The effect of the light source spectral distribution can be cancelled out with the help of the zero order spectrum of the Fourier transform of the interferogram.
利用干涉图的零频分量消除光源谱分布的影响，获得两束干涉光的振幅比；
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