Approaching to periodic square wave signal on three dimension with finite Fourier series;
用有限项傅里叶级数三维趋近周期性方波信号
Dynamic Phasor Modeling Based on Fourier Series;
基于傅里叶级数的动态相量建模法
Dynamic Demonstration of “Fourier Series Partial Sum Approaching Sum Function”;
“傅里叶级数部分和逼近和函数”的动态演示
Taking account of the transmission characteristics of the diaphragm and the saturation of the gain in the process of light amplifying,the evolution of the beam inside the Cassegrain multi-pass amplifier is numerically simulated by using the ray-tracing and split-step fast Fourier-Bessel transform(SSFFT) methods,the annular beam is coming from Q-switched Nd∶glass laser with ring cavity.
利用光线追迹法以及分步傅里叶-贝塞耳变换法,考虑了光阑对光束的拦截和通光作用以及激光放大过程中的增益饱和效应,对环形腔调Q钕玻璃激光系统振荡器输出的光束经卡塞格林式放大器多程放大后的光场演化过程进行了数值模拟,并进行了实验验证。
fourier bessel series
傅里叶 贝塞耳级数
Fourier-Bessel integral
傅里叶－贝塞耳积分
Fourier-Bessel transform
傅里叶－贝塞耳变换
Bessel-Fourier functions
贝塞尔－傅里叶函数
Fourier-Stieltjes series
傅里叶－斯蒂尔捷级数
electronic Fourier synthesizer
电子傅里叶函数综合器
Fourier-Stieltjes algebra
傅里叶－斯蒂尔捷代数
Simple Method to Study the Fourier Transform of Object
研究物体分数傅里叶变换的简单方法
The MIMO-OFDM System Based on the Optimal Fractional Fourier Transform
基于最优分数阶傅里叶变换MIMO-OFDM系统
Digital Watermark Algorithm Based on Harmonic-Fourier Moment
基于圆谐-傅里叶矩的数字水印算法
Computing Method and System Implement on Fractional Fourier Holograms
分数傅里叶全息图的算法研究及显示
Two Kinds of Fourier Series of Function and the Proof of Their Identity;
函数的两种傅里叶级数展式及同一性证明
On the Qualities Education in the Higher Mathematics Teaching;
高等数学中的素质教育——傅里叶级数的教学体会
Digital Watermarking Technique Based on Cascaded Fractional Fourier Transform System
基于级联分数傅里叶变换系统的数字水印技术
discrete Fourier series representation of discrete-time periodic sequences
离散时间周期序列的离散傅里叶级数表示
Using fourier series to analyze the factor which decide timbre;
利用傅里叶级数分析决定乐音音色的因素
Application of Symbolic Calculation of Matlab on Fourier Series Analysis
Matlab符号计算在傅里叶级数分析中的应用
The Fourier transform is an integral expression for a Fourier series applied to an infinitely long signal.
傅里叶变换式是对博里叶级数的一种积分表达式。