用傅里叶变换的方法分析了锁模激光器中模式间的相位和振幅涨落对锁模脉冲列特性的影响。
The Fourier transform method has been used to analyze the influence of modal amplitude and phase fluctuations in a mode-locked laser on performance of its output pulse.
利用角谱分析和傅里叶变换的方法，得到一种描述几个周期的等束腰宽度脉冲光束传输的脉冲修正方法。
By use of the angular-spectrum analysis and the Fourier transform method, a correction method is obtained to describe the propagation of few-cycle pulsed beam with constant beam waist.
在实验上又通过一个放大-色散系统实现对此染料激光脉冲的同步放大和调谐，并达到傅里叶变换极限。
Furthermore, the synchronous amplification and tuning of the dye laser pulse have been achieved with a dye amplifier-dispersion system, and reached almost Fourier-transform limit.
着重介绍了振动检测单元的硬件实现，基于有限脉冲响应（FIR）数字滤波与快速傅里叶变换（FFT）的实时数据处理过程，以及基于用户数据报协议（UDP）的数据传输过程。
The paper mainly introduces the hardware implement of inspection unit for vibration, real-time data process on FIR and FFT, and data transmitting process on UDP.
着重介绍了振动检测单元的硬件实现，基于有限脉冲响应（FIR）数字滤波与快速傅里叶变换（FFT）的实时数据处理过程，以及基于用户数据报协议（UDP）的数据传输过程。
The paper mainly introduces the hardware implement of inspection unit for vibration, real-time data process on FIR and FFT, and data transmitting process on UDP.
应用推荐