Firstly, the obtained radar signal radio frequency, pulse width, repeat frequency are composed to get a combined probability assignment function of radar parameters by applying D-S method.
首先,对侦察雷达所能探测到的目标雷达信号的载频、脉宽、重频,应用证据理论将其组合,得到雷达参数的联合概率分配函数。
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 pulse interleaving technology is adopted to make the transmitter or receiver synchronize with the transmission and the reception of the impulse radio signal pulses.
采用脉冲交错技术使发射机或接收机能同步于收发冲激无线电信号脉冲。
In the paper, digital radio frequency memory (DRFM) is applied to airborne radio fuze jammer to jam pulse distance-detecting fuze and pulse Doppler fuze.
将数字射频存储器(DRFM)应用到机载无线电引信干扰机中用来对脉冲测距引信和脉冲多普勒引信进行干扰。
To have radio fuze making better resistance to HPM jamming, the slot coupling characteristics of HPM pulse into cavity are studied by using the software XFDTD6.0 based on the method of FDTD.
以提高无线电引信抗高功率微波干扰的能力为应用背景,采用基于时域有限差分方法(FDTD)的电磁场仿真软件XFDTD6.0,数值模拟高功率微波(HPM)的孔缝耦合特性。
The principle of impulse radio (IR), several kinds of pulse generators, pulse modulation and signal emission for UWB radio, as well as characteristics of UWB-IR are mainly presented and concluded.
重点分析了脉冲无线电方式的原理,脉冲的几种产生方法,调制、发射以及脉冲信号的技术特点。
In modern power measurement, the measurement of the pulse of radio power has been widely used as the transmitter power, the delicacy of microwave receiver, the plus of amplifier and so on.
在现代功率测量中,射频脉冲峰值功率的测量广泛应用于如发射机的发射功率、微波接收机的灵敏度、放大器的增益等测量方面。
We use … used it to track potentially dangerous asteroids, sending out a strong pulse of radio waves and listening for the echo.
我们通常…通常用它来跟踪有潜在危险的小天体,发出强大的无线电脉冲然后聆听回波。
By the irradiation experiments of ultra-wideband electromagnetism pulse (UWB EMP) to radio fuse, the effects of radio fuse are studied.
通过超宽带电磁脉冲对无线电引信的辐照实验,研究了无线电引信在超宽带电磁脉冲作用下的效应。
Objective: To explore the analgesic mechanism and clinical application of continuous radio frequency (CRF) and pulse radio frequency (PRF).
目的:探讨连续射频(CRF)与脉冲射频(PRF)技术的镇痛机制及临床应用范围。
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。
U - sed in DC or pulse circuits of electrical instruments, such as TV, radio, electronics instruments etc.
适用于电视机、收音机、电子仪器等各种直流和脉冲电路中。
Lightning electromagnetic pulse field (LEMP) was simulated to study its effect on naked radio fuze.
为了研究强雷电电磁场(LEMP)对没有保护状态下无线电引信性能的影响,对LEMP进行了模拟。
The ultra wideband (UWB) radio models have been introduced with pulse-position-modulation (PPM), on-off-keying (OOK) and pulse-amplitude-modulation (PAM).
分析了超宽带冲激无线电的脉位调制、通断键控调制和脉冲幅度调制的信号模型。
The producing methods of various threaten signals are researched. And the model of the dense and complex radio frequency pulse signals is founded on the analysis of single radar signal.
本文研究了各种威胁信号的产生方法,在单部雷达辐射信号分析的基础上建立了密集,复杂射频脉冲信号的模型。
The producing methods of various threaten signals are researched. And the model of the dense and complex radio frequency pulse signals is founded on the analysis of single radar signal.
本文研究了各种威胁信号的产生方法,在单部雷达辐射信号分析的基础上建立了密集,复杂射频脉冲信号的模型。
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