The known actual measured noise characteristic data of CFAs are reviewed, and the usefulness of pulse-modulated CFAs in pulsed Doppler radars are discussed in this paper.
本文回顾了已知的正交场放大管(CFA)噪声性能的实际测量数据,并且讨论了脉冲调制的CFA在脉冲多普勒雷达中的有用特性。
Research results show that the combined detecting system possesses fine pulse compression performance, range cut-off characteristic and the superiority which other radar signals are not provided with.
结果证明这种复合探测系统具有很好的脉冲压缩性能、距离截止特性及其它雷达信号不可替代的优越性。
Result Pulse signal of 20 healthy women and 20 pregnant women were examined by statistic analysis of the time-domain characteristic point zero-crossing position.
结果通过对20例健康人和20例孕妇脉象时域特征点过零点位置的统计及其变化快慢的计算,分析结果正好与实际相吻合。
The characteristic frequency of body-wave spectra carries the information of the duration of source body-wave pulse.
体波波谱特征频率携带着震源体波脉冲持续时间的信息。
The effectiveness of an EMP device is determined by the power generated and the characteristic of the pulse.
电磁脉冲装置的效能由其产生的功率和脉冲特性所决定。
To calculate the accelerator dynamics process to contain the buncher (pulse beam current) system is a new characteristic of LEADS program.
对含有聚束(脉冲束流)系统的加速器粒子动力学进行模拟是LEADS程序的新特色。
The structure, work principle and characteristic of acoustic pulse recognition(APR) touch technology are introduced.
介绍了声学脉冲波识别触摸屏结构、工作原理和特点。
This paper studies transmission characteristic of fast rising time EMP (electromagnetic pulse) signal in bounded-wave simulator by using numerical calculation.
通过数值计算,研究了快上升沿电磁脉冲信号在有界波模拟器中的传输特性。
The paper researches the received waveform and the characteristic of BER in one refection and twice refection, studies the influence of multipath distortion on the transmitted pulse.
通过研究几种发射脉冲的一次反射和二次反射的接收波形以及它们的误码率特性,研究了信道多径失真对室内无线光通信的影响。
The short-pulsed liquid dielectric breakdown characteristic is the basis of the application of pulse-power technique.
快脉冲下液体绝缘介质击穿特性是脉冲功率技术应用的基础。
The characteristic of pulse xenon flashlamp envelope, which made of cerium doped quartz glass, was studied experimentally under high input power, and the experimental results were analysed.
实验研究了脉冲氙灯在高负载条件下掺铈石英玻璃管壁的特性,并对实验结果进行了分析。
Then discussing the phase information and Doppler characteristic of target echo wave in the pulse Doppler phase radar.
并且讨论了在脉冲多普勒相参体制雷达下目标回波的相位信息以及目标信号的多普勒谱特性。
The algorithm of measuring zero-crossings can better solve the problems that the characteristic parameters of the pulse signal are complicated in the time field and the measuration errors are greater.
提出的过零点检测算法,较好解决了脉搏信号时域特征点参数多,分析复杂,误差较大的问题。
For a UWB communication system, by using differential characteristic of Herz magnetic dipole antenna, the narrow pulse can be produced from the rise edge of input square-wave signal.
在UWB通信中,利用赫兹磁偶极子天线的微分特性,由输入方波的上升沿产生窄脉冲。
This paper introduces the characteristic of electromagnetic pulse produced during electrostatic discharge (ESD EMP).
介绍了静电放电电磁脉冲(ESDEMP)的特性。
The atmospheric Cerenkov pulse shape and the light intensity detectors were used to investigate the characteristic of the nuclear interactions span knee region of cosmic ray energy spectrum.
大气契伦柯夫脉冲波形和光强探测器用于研究跨越宇宙线能谱膝区的核作用特征。
The dynamic characteristic of concentration change on plates of batch rectification column in no reflux start up process and in no reflux period of pulse operation process have been calculated.
建立了间歇精馏无回流操作过程的数学模型,采用四阶龙格库塔法求解初值问题,计算无回流开工过程及间歇精馏脉动操作过程中无回流周期内各塔板浓度变化的动态特性。
Tish Paper studies a few method of generating PWM pulse, Also analyse and discuss the harmonic characteristic of these modulation techniques, and provide a prof to select these method.
对产生PWM波的几种方式的谐波特性做了比较和探讨,为合理地选取控制方式提供了依据。
Some excellent high order calibration pulse waveforms of the spectrum characteristic are obtained by theoretical analysing and computer scanning.
通过理论分析研究和计算机搜寻得到几种频谱特性优良的高价标定脉冲波形。
Combining with the situation in bloom plant, the paper describes the controlling extent and the characteristic of the electric system of bag pulse filter. Then gives a more complete control project.
结合冶金行业连铸车间除尘的实际情况,简要阐述了袋式脉冲除尘设备的电气系统控制范围和特点,并给出一个较为完备的控制方案。
The characteristic of laser pulse, damage thresholds of chopper and synchronization of TTL trigger are evaluated by theoretical analysis and experimental measurement.
从理论和实验角度研究了调制脉冲特性、调制器承受激光辐照能力及门控触发电平的同步性。
In this paper a quasi-two-dimensional model of pulse flow in arterial pipe system is established, and non-Newton characteristic of the blood is considered.
本文考虑了血液的菲牛顿流动特性,对血液在动脉管系中的脉动流建立了准二维流动模型。
Abstract: Under the same working condition, the volt ampere characteristic curve and the dust removal efficiency of the pulse power supply and DC power supply are determined.
摘要:在同工况条件下,测定了脉冲供电和直流供电的伏安特性曲线和除尘效率。
It is narrated the characteristic information of the pulse and the model of vascular system and the way of detecting and analyzing the pulse in the frequency field.
首先介绍了脉搏的脉动特征,而后描述了心血管系统模型,脉搏信号检测和频域分析方法。
Electronic support measure target recognition utilizes basic electric wave parameter, the characteristic of pulse wave shape and the analysis on electric wave received to perform target recognition.
电子支援措施目标识别包括利用基本电波参数、脉冲波形特征和通过对己方电子支援措施电波的接收分析进行识别。
PCNN model has similar group neurons synchronization release pulse characteristic, appropriate for the image segmentation.
PCNN模型具有相似群神经元同步发放脉冲的特性,适合于图像分割。
To derive mathematical model, dynamic characteristic equations are obtained and the pulse amplitude and time of input shaper was calculated.
通过建立系统的数学模型,求出了动态特性方程,计算出这三种输入整形器脉冲序列的幅值和时间。
Pulse wave is Source to the heart movement . Though the measure of pulse graph We can get the characteristic parameters.
人体脉波源于心动,通过对脉搏信号的检测可以获得脉搏波的特征参数。
A systematical analysis of dynamic characteristic of the pulse-synchronous camera control ystem is described, as to make the results help the researches in phase lock speed-stabilizing ystem.
本文对脉冲同步摄影机控制系统的动态特性进行了系统的分析,以便使所得结果对锁相稳速系统等方面的研究有所帮助。
Through sifting the characteristic parameters of artery pulse wave, a multiple regression equation to measure the rat artery pressure was developed indirectly.
通过提取动脉脉搏波特征参数,建立了间接测定大鼠动脉血压的多元回归方程。
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