range pulse

In high frequency range, the specular reflection echo have the same wave form as the incident wave, but in low frequency range or resonance scattering range, there is a time expansion of the pulse width after main reflecting echo from smooth curvature surface.

在低频或谐振散射区域，光滑曲率表面的脉冲镜反射回波特征是在主回波后有时间扩展，它是由曲率反射面产生的，称为回波的曲率效应；

The improved algorithm based on split radix FFT meet the real time demand of range compression node and remove the effect of pulse compression result for the overflow.

与传统的基2、基4算法相比，该算法满足距离压缩节点的实时性能要求，同时解决了由于溢出对脉冲压缩结果的影响。

The results show that for the given laser flux and target thickness, the spallation is possible only for the laser pulse duration within a certain range and, furthermore, the lowest laser flux for spallation corresponds to the optimum laser pulse duration.

本文结果指出，对于一定的激光通量和靶板厚度，只有一定范围内的激光脉宽才能造成层裂，最低激光通量则对应于最佳激光脉宽。

Simplified Design of High Range Resolution Pulse to Pulse Frequency Shifting Outdoor RCS Measurement Device

HRR脉间变频外场RCS测试设备的简化设计

Another uses a femtosecond laser pulse to excite semiconductor surface and generates the broadband THz radiation with the spectral range between 0.2 THz and 2.6 THz, which is suitable for the study on THz time resolved spectroscopy.

另一套系统利用飞秒激光脉冲激发半导体表面，辐射出谱宽较大（0.2-2.6THz）的THz电磁波，应用于THz时间分辨光谱研究。

By using the mismatch filter, the sidelobes of pulse compression are suppressed and the unambiguity range of radar using color television signals as an illuminator is enlarged.

经过失配滤波后，使电视信号脉冲压缩后产生的旁瓣得到了明显的抑制，提高了主旁瓣比，增大了电视信号作为雷达照射源时的不模糊距离。

The PWS increases with the increasing of power and pulse. But in the case of identical PWS, the range of influence of thermal stress by long pulse is larger than that by high power.

在增加功率和脉冲时间的条件下，激光锤引起的焊后偏移量也相应的增加，但是在校正量相同的情况下，增加脉冲时间比增加功率对材料的热应力影响区要大。

In this dissertation, we take range time domain pulse coherence to simulate the distributed target's raw echoed data and make rough imaging processing to the raw echoed data.

本文采用距离时域脉冲相干法模拟得到了星载SAR分布目标回波数据，并对得到的回波数据进行了粗略的成像处理；

The monostable time delay circuit 、 pulse steeping circuit and anti interference technique are used in the synchronizer, the synchronous problem of microsecond level pulsed magnetic field and the nanosecond level accelerator is solved, the delay time can be changed in the range of 100 μ s.

同步器采用单稳态延时电路、脉冲陡化电路和抗干扰技术，解决了微秒级脉冲磁场与纳秒级主机的同步问题，同步延时在100μs范围内可调。

In this range finder, an automatic noise threshold control circuit is used to automatically control average noise pulse firing rate. Such that a constant average noise pulse firing rate is obtained.

测距仪采用自动噪声电平控制电路动态控制噪声脉冲的平均发生率，使系统获得稳定的平均噪声脉冲发生率；