通过噪声干扰、噪声调幅干扰和移频干扰对脉冲压缩雷达的干扰仿真得出了一些有意义的结论。
This paper discusses the results of system simulation of linear frequency modulation pulse-compression radar and draws some conclusion on its capability of counter-jamming.
论述了雷达干扰仿真的基本现状,按照干扰信号的作用原理和仿真方法的不同,把雷达干扰仿真归纳为四类。
This paper discussed the current state of radar jamming simulation, and according to the principle of jamming signal the simulation of radar jamming was classified as four types.
本文通过建立跳频通信系统的抗干扰仿真模型,用一组实际跳频系统的数据参数验证了该仿真模型的正确性。
In this paper a simulation model of frequency-hopping systems for analyzing the anti-jamming performance is built, and using a set of practical dates proves the correctness of this model.
仿真表明同信道干扰与最大多径延迟扩展对系统性能影响很大,在通常情况下采用PDMRC具有最好的性能。
Simulation shows co-channel interference and maximum multi-path delay spread have significant impact on the BER performance and PDMRC gives the best performance in most common environment.
仿真结果表明:即使系统存在不确定性和外界干扰,仍可在闭环系统中实现精确的姿态控制。
Simulation results show that, in the closed-loop system, precise attitude control is accomplished in spite of the uncertainties and external disturbances in the system.
仿真结果表明,算法可以使得天线阵在主波束对准有用信号的同时,有效地抑制多个强干扰。
The simulation results show that the algorithm can make the antenna array track the signal and efficiently suppress several strong interferences at the same time.
分别对不同用户数目的系统进行计算机仿真,结果表明,采用本算法后,能有效地抑制多址干扰,极大地提高了系统的性能。
Simulation is performed for different number of users, and results show that this algorithm can efficiently suppress multiple access interference and improve system performance.
仿真结果验证了本文方法具有良好的检测性能,可以在克服信道衰落的同时抑制多址干扰。
Simulation results demonstrate that the proposed method offers higher detecting performance and is capable of combating both channel fading and multiple-access interference.
计算机仿真结果表明,采用模糊变结构附加励磁控制方法可以提高鲁棒性、解决高频抖动问题,并能够很好地改善电力系统的小干扰稳定性。
Computer simulation shows that the control of fuzzy variable structure can increase the robustness, solve the problem of shiver at high frequency, and improve the stability of small disturbance.
为验证模型有效性,将其应用于某三轴稳定对地定向卫星姿态动力学仿真中,得到了相应的太阳光压干扰力矩曲线。
As illustration, these models are applied to an attitude control dynamics simulation of a three-axis stability satellite and the corresponding toques were plotted in curves.
仿真结果表明,基于SVD的非线性滤波算法对干扰有很强的抑制能力,较好地改善了系统的性能。
The simulation results show that the SVD-based nonlinear filtering algorithm has great interference suppression ability, and improves the performance of the system.
根据平稳随机过程理论,利用白噪声驱动成形滤波器,获得海浪的干扰模型,并得到了令人满意的仿真结果。
Using white noise to drive shaping filter, the interference model of wave is acquired on the basis of stable stochastic process theory, and the simulation results are satisfactory.
推导了多部干扰机干扰空中预警雷达的干扰方程,仿真了多系统联合干扰机载预警雷达时目标的暴露区。
This paper deduces the equation of jamming airborne early warning radar with multi-jammer, simulates the target exposed area that multi-system joint jammers jam the airborne early warning radar.
所述方法在某型双转子涡喷发动机气动热力学非线性模型上对抗干扰性和目标跟踪进行了仿真验证。
Simulations on the nonlinear model of the twin spool turbojet engine aerothermodynamics are conducted to verify the disturbance rejection and tracking performance.
通过计算机仿真,验证了在载体的干扰频率特性已知的情形下,该方案可以有效地实现晃动基座上的对准。
The simulation results show that this method can effectively carry out initial alignment on an oscillatory base when disturbing frequency characteristics is known.
仿真结果表明,这种新型PI控制方法响应快、鲁棒性强、抗干扰能力好,较传统PI控制具有更好的动、静态特性。
The simulation results show that the improved performance is superior to the traditional PI controller and has high dynamic and static performance in quick response and good robustness.
仿真结果表明,它可以使信号实现重构,消除码间干扰,提高通信系统的性能。
The simulation result shows that this technology can reconstruct signal and erase intersymbol interference, so that the performance of communication system is improved.
本文建立了脉冲多普勒雷达导引头仿真系统,利用该仿真系统评估了分别在压制式干扰和欺骗式干扰条件下导引头的抗干扰能力。
A pulse Doppler radar seeker simulation system is established, by using the simulation system the performance of pulse Doppler radar seeker is evaluated when jammed.
讨论仿真系统的结构,目标运动、干扰弹投放和复杂背景的建模。
The architecture design of the simulation system was discussed in detail, and the modeling of target movement, interference missile and complex background scene was investigated.
最后给出了跳频通信发信机、接收机以及干扰机成员的仿真模型,分析了频率偏移对多频连续波干扰性能的影响。
Finally, simulation models of FH transmitter, receiver and jammer are presented. The influence of frequency excursion on performance of multi-tone continuous wave jamming is analyzed.
通过计算机仿真,研究了相干干扰的原理和可行性,在此基础上研究了各参数对干扰效果的影响。
Through computer simulation, the principle and feasibility of correlative interference were studied. Based on this, the various parameters' influences upon interference effect were studied.
数值计算和计算机仿真结果表明了高斯噪声、多用户干扰、多径衰落以及分集接收等对系统性能的影响。
Numerical and simulation results show that the Gaussian noises, multi user interferences, multipath fading and diversity receiving all have impact on the system performance.
基于离线仿真实验装置在模拟随机干扰、信号延迟、模型误差等方面存在不足,设计了一种在线仿真实验装置。
Due to the deficiency of offline simulation device in simulating random disturbance, signal delay and module error, an online simulation device is designed.
仿真结果表明该方法可以有效地消除干扰,使相关输出得到显著改善,尤其是对强干扰效果更佳。
Simulation results show that this method can effectively excise noise frequency modulation interference and the correlation output is improved obviously, especially for the strong interference.
研究了基于卫星平面阵列多波束天线波束空间的自适应调零和干扰源定位技术并给出了仿真结果。
The adaptive nulling and interference localization based on beam-space of satellite planar array multi-beam antenna are investigated and some simulation results are also presented.
仿真结果表明,这种控制方法能有效抑制干扰,可以在大干扰条件下提高系统暂态稳定性。
The simulation results have shown that the control law discussed can attenuate the disturbances and apparently improve the transient stability when large disturbances occur.
仿真结果表明该方法具有较强的抗干扰及消噪能力,较高的监测精度和可靠性好的优点。
Simulation results shows that cutting tool state monitoring based on wavelet has the advantage of strong resistance to interference, high recognition accuracy, good reliability.
仿真结果表明该方法具有较强的抗干扰及消噪能力,较高的监测精度和可靠性好的优点。
Simulation results shows that cutting tool state monitoring based on wavelet has the advantage of strong resistance to interference, high recognition accuracy, good reliability.
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