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- radar generated pulse train 雷达脉冲串
- The picture above shows a typical pulse train of the NEC protocol. 上面图片显示了一个典型脉冲的NEC公司的协议。
- At last,an example of IF unit of radar echo generator system based on DDS is presented.This signal unit can generate radar IF echoes including general pulse,LFM,NLFM,PSK. 最后给出了一个基于DDS的雷达多目标模拟系统中频单元的设计实例,该单元可以灵活生成包括常规脉冲、线性调频、非线性调频、相位编码在内的雷达中频回波信号,为被试雷达提供较为全面的测试环境。
- By setting the DDS's offset phase at given time,a single DDS can generate multi-target phase-coherence signals including LFM and general pulse for evaluated radar. 通过在特定时刻对DDS生成的信号进行补相,可以使单DDS同时生成多个目标的与被测雷达全相参的常规脉冲和线性调频回波信号。
- In this paper, the application of coherent phase-coded pulse train(CPCPT) solves range-Doppler coupling well. 应用相参频率编码脉冲串信号(CPCPT)较好地解决了距离-多普勒耦合问题。
- The theory of the stimulated Raman scattering (SRS) of the pulse train of the high power laser is discussed. 本文从理论上给出了脉冲序列受激喇曼散射(SRS)效应中斯托克斯光脉冲的场增益公式。
- A continuous input pulse train triggers the monostable circuit, and a control signal modulates the threshold voltage. 持续不断的脉冲输入,导致单稳态的电路产生, 同时控制信号调整门限电压。
- The principle of comb filter and narrowband filter to realize matched filtering of pulse train is analyzed. 摘要分析脉冲串信号的两种匹配滤波器-梳状滤波器和窄带滤波器实现脉冲串匹配滤波的原理。
- The ratio of ones to zeros in the modulator’s output pulse train mirrors the input-analog voltage. 调节器输出脉冲序列一到零的比例反映了输入模拟电压。
- A frequency spectral analysis is made on the interferential pulse waveform used in fast electrical pulse train interference by using MATLAB. 摘要用MATLAB对电快速脉肿群干扰试验所用干扰脉冲波形进行了频谱分析。
- This paper proposes the digital implementation of Random Parameter Pulse Train (RPPT) Detector for high-resolution-radar target. 摘要文章提出了高分辨率雷达目标随机参量脉冲串检测器的数字实现方法;
- The result indicated that the material removal rate of isopulse generator is over 20% higher than that of general pulse generator. 实验结果表明,与普通脉冲电源相比,等能量脉冲电源可以提高加工效率20%25以上。
- They picked up the yacht on their radar screen. 他们在雷达屏上看到了那艘游艇。
- To develop new technique in ultrasonic measurement, the experiment setup in this thesis is to use ultrasound pulser instrument for generating pulse waves to excite the transducer. 为了在超音波量测中发展一些新的技术,本论文中采用的实验设备是使用超音波产生机产生脉波讯号来驱动超音波探头。
- Under LabWindows/CVI using DAQ functions library provided by NI-DAQ, it is easy to perform sine wave and pulse train output using PXI6713. So PXI6713 becomes a high preformance signal source for test. 在LabWindows/CVI环境下 ,用NI DAQ提供的DAQ函数库 ,驱动PXI6713输出正弦波和方波 ,使得此模块成为一个功能比较强大的测试用信号源
- Various algorithms have been developed to estimate the PRI of an interleaving pulse train, which are based on time of arrival (TOA) analysis and auto correlation function of the pulse train. 目前以脉冲序列的自相关函数为基础,利用脉冲到达时间(TOA)提出了多种脉冲重复间隔估计算法。
- The radar scanned the sky for enemy planes. 雷达密切监视天空,搜索敌机。
- In this paper,we report that the mode locked operation of a flashlamp pumped Nd:YAG laser was realized and a single pulse train was obtained,using the pentamethine cyanine,Cr 4+ :YAG and LiF:F - 2 as saturable absorber respectively. 本文报道采用五甲川染料、Cr4 +:YAG和LiF :F-2 分别作为可饱和吸收体实现闪光灯泵浦的Nd :YAG激光器的锁模运转 ,得到稳定的单脉冲序列。
- Bias current of SOA effect on the amplitude of the output pulse train is great, and there is an optimized bias current of SOA for the base frequency of the 2.5 GHz and 10 GHz, respectively. SOA的偏置电流对SOA环形腔输出脉冲振幅的均衡度影响显著;对于基频为2.;5 GHz和10 GHz输入脉冲序列分别存在一最佳的SOA偏置电流值;
- This hatred was generated by racial prejudice. 这种仇恨是由种族偏见引起的。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries