Impulse radar, also known as non-career radar and video pulse radar, is a branch or a special case of the Ultra Wide Band (UWB) radar.
冲击脉冲雷达,又称作无载波雷达和视频脉冲雷达,是超宽带雷达的一个分支和特例。
On the base of a plenty of facts we suggested a method in which bi-Gaussian form is approached the output pulse in multimode fibers The accuracy measuring band in time domain can be improved highly.
在综合大量实例的基础上,提出双高斯函数逼近多模光纤的光脉冲输出的解析近似方法,使时域法确定光纤带宽的精度大为提高。
The operating principle and the choice of the main parameters for a new pulse phase detector used in UHF band is described. The sampling efficiency is discussed.
本文阐述了一种用于微波波段的脉冲鉴相器的工作原理、主要参数的选择原则,并对其进行了取样效率的理论分析。
Meanwhile, this technology cooperating double frequency chain can also generate wide band and ultra-wide band radar pulse compression signals.
同时,利用中频数字直接产生技术辅以倍频链还可实现宽带、超宽带雷达脉冲压缩信号的产生。
Ultra Wide-band (UWB) wireless communication technology transmits data through sending pulse radio signals directly.
超宽带(uwb)无线通信通过直接发送脉冲无线电信号传送数据。
The transmitter circuit consists of a pulse signal generator circuit, band-pass filters, power amplifiers.
发射机电路由脉冲信号产生电路、带通滤波器、功率放大器组成。
The result is accord with geological sample and sediment chart, so this method can be applied on sediment classification of narrow-band pulse echo sound signal.
分析结果与地质采样结果及海图均吻合,说明本文提出的方法应用于窄带脉冲信号的海底底质分类是适用的。
Objective To discuss the neuroelectrophysiological mechanism of damage of brain function development in offsprings of pregnant rats treated with X-band of microwave pulse.
目的探讨无热和微热功率的X波段脉冲微波孕期辐射致仔鼠脑功能发育障碍的神经电生理机制。
Active band-pass filter is a important section of pulse width modulated rebalance loop.
有源带通滤波器是脉冲调宽再平衡回路的一个重要部分。
An improved point-by-point focusing arithmetic of Multi-pulse Wide Band Correlation(WBC) imaging is presented.
提出了一种多脉冲宽带相关声成像的逐点聚焦算法。
This paper studies the design of pulse repetition frequency of an X-band height-finding radar for clutter suppression and presents an algorithm for fuzzy distance solution.
本文首先从杂波抑制着手,研究X波段测高雷达脉冲重复频率的设计,在此基础上设计一种解距离模糊的展开算法。
The role of ground-based C-band pulse tracking radar(CBPTR) in manned space flight is of much concern.
地面C波段脉冲跟踪测量雷达(CBPTR)在载人航天中的作用是一个较为令人关注的问题。
This article mainly introduces the basic parameter requirement of the wide-band pulse transformers and the basic characters of transformer that used in communication and network technology.
介绍了宽带脉冲变压器设计基本参数要求,及应用于各种通信、网络技术的基本特性。
On the basis of the waveform storage method, a digital generation system scheme for ultra wide-band radar LFM pulse compression signals is presented in this paper.
该文基于波形存储直读法,提出了一种超宽带线性调频信号数字产生系统方案。
On the basis of the waveform storage method, a digital generation system scheme for ultra wide-band LFM pulse compression signals is proposed in this paper.
对线性调频(LFM)信号的三种主要数字产生方法进行分析,提出一种基于波形存储直读法的超宽带线性调频脉冲压缩信号数字产生系统方案。
To avoid interference with the existing radio systems in the band, there are some requirements for UWB pulse waveforms design.
为了避免对频带内现存的无线电系统造成干扰,在进行脉冲波形设计时必须对UW B脉冲波形提出一些要求。
After 3d high resolution seismic data of Yacheng 13-1 structure were inversed using restriction sparse pulse inversion, data volume of full-frequency band absolute wave impedance was gained.
利用约束稀疏脉冲反演方法对崖城13—1构造的高分辨率三维地震资料进行了反演,得到了全频带的绝对波阻抗数据体。
C-band pulse Doppler weather radar receiver is described in detail in this paper.
介绍了一种C波段脉冲多普勒天气雷达接收机。
The pulse amplitude of narrow band operating approaches to that of broadband operating, it means that, the energy loss caused by narrowing spectrum is only a few.
窄带运转的脉冲幅度接近宽带运转,这意味着由于谱线压窄引起的能量损耗不大。
This paper introduces the composition and working principle of single pulse tracking reception system for wide frequency-band spatial active target.
介绍了宽频带空间有源目标单脉冲跟踪接收系统的组成及其工作原理。
The system adopts Huoer elements in the motor rotation measurement and USES 8051 SCM in pulse - band speed adjustment.
本系统采用霍尔元器件测量电动机的转速,用8051单片机实现小功率直流电动机的脉宽调速。
The millimeter wave (MMW) Inter-pulse stepped frequency radar is a type of wide-band high-range-resolution radar.
毫米波脉冲频率步进雷达是一种宽带高距离分辨率雷达。
This means that a broad band pulse that was strong and coherent when it set on its way will be smeared across a time-span of several milliseconds when it is received on Earth.
这就意味着本来在出发的时候强烈而一致的宽频带信号在到达地球的过程中会逐渐地被拖成几毫秒的长度。
Tow base-band IJF pulse signal have been researched: the time-limited double-code rise cosine pulse and the time-limited double-code triangle pulse.
研究了两种基带IJ F脉冲信号:双码元间隔升余弦脉冲以及双码元间隔三角脉冲,并对它们的性能参数作了比较。
Selecting suitable detecting frequency band is the key issue in detecting partial charge through electrical pulse.
电脉冲法检测局部放电的关键问题是确定合适的检测频带。
The invention realizes three-band output, and the cavity structure can ensure high energy and narrow pulse width three-band laser output and also can reduce element damage.
本发明实现三波段输出,此腔型设计既能保证高能量、窄脉宽三波段激光输出,又能降低元件损伤。
The studies have found that the radiation pulse will be broadened after passing through the UWB antenna, and the spectrum will shift entirely to the lower frequency band.
研究发现,脉冲信号通过天线后,辐射的脉冲信号会出现拖尾、振铃,所覆盖的频谱整体向低频端移动。
When the millimeter wave band pulse propagates through rain medium, it changes the spread and compress, and it also delays.
毫米波脉冲通过雨介质时会发生展宽和压缩,脉冲延时。
When the millimeter wave band pulse propagates through rain medium, it changes the spread and compress, and it also delays.
毫米波脉冲通过雨介质时会发生展宽和压缩,脉冲延时。
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