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 results demonstrate that the proposed method offers higher detecting performance and is capable of combating both channel fading and multiple-access interference.
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 is performed for different number of users, and results show that this algorithm can efficiently suppress multiple access interference and improve system performance.
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。
Using step surface data for wave equation simulation of seismic data can produce serious interference at corner points of steps and further affect the results of numeric simulation.
利用阶梯状地表数据对地震记录进行波动方程模拟时,在阶梯的角点处会产生严重的干扰,进而影响数值模拟结果。
The simulation results show that the SVD-based nonlinear filtering algorithm has great interference suppression ability, and improves the performance of the system.
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。
Then, the complex integral calculation problem in the reliability model of stress and strength interference was simplified by using the Monte Carlo Simulation Method.
其次,采用应力与强度干涉模型和蒙特卡罗模拟法,解决了可靠度计算公式中复杂积分的计算问题。
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。
For simulating the movements of various ship types, it is required that the inertia moment, damping moment and wave interference moment of simulation stand can be adjusted.
为使摇摆模拟台能够模拟各种类型船舶的运动,要求模拟台的转动惯量、阻尼力矩和波浪干扰力矩都是可调节的。
Simulation experiments show that the chaotic system can effectively identify and restrain the periodic impulse interference without any influence on PD pulse.
实验表明,特定的混沌系统可准确、快速地识别周期性脉冲干扰信号并予以抑制,而对局部放电脉冲信号无任何影响。
An advanced control method is necessary for large low temperature (air cooling) environment simulation test system because of its complexity, more interference factors and poor safety.
大型低温(空气制冷)环境模拟试验系统的模型复杂、干扰因素多、安全性差,亟待寻求先进的控制方法支持。
Compared with conventional power control method utilizing carrier to interference ratio, the simulation results show that it can achieve lower bit error ratio and higher channel capacity.
模拟结果表明,该方法比一般的载波干扰比功率控制方法性能更优,可获得更低的误码率和更高的信道容量。
Fatigue reliability interference model is established based on fuzzy cumulative damage of components, then general formula and simulation methods of fuzzy reliability estimation are derived.
建立了基于模糊累积损伤的构件疲劳可靠性干涉模型,导出了模糊可靠度评定的一般公式和仿真方法。
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.
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。
Assembling simulation and interference analysis are done for electrical cabinets etc by tridimensional CAD.
并运用三维CAD,对电气柜类进行装配模拟和干涉分析。
Besides, the simulation of electromagnetic pulse coupling with computer box is important for the research of electromagnetic compatibility, interference and defense of computer system.
电磁脉冲对计算机机箱的耦合模拟计算可用于指导计算机系统的电磁兼容、干扰和防护研究。
The results of the simulation and real examples demonstrate that this new kernel function can remove the interference terms effectively and enhance the resolution of time-frequency plane.
仿真和实例分析表明:动态核函数能很好地去除交叉干扰项,提高分辨率,同时又证明了该方法的实用性和有效性。
Through computer simulation, the principle and feasibility of correlative interference were studied. Based on this, the various parameters' influences upon interference effect were studied.
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。
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.
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。
Based on ACIS, the WEDM oriented software for the design and mesh simulation of micro gears is developed, by which the modeling, mesh simulation and interference check can be implemented.
基于ACIS几何平台,开发了面向线切割的微小齿轮设计和啮合仿真软件,实现了微小齿轮的造型,并可进行啮合过程仿真和干涉检验。
The kind of virtual simulation provides basis for the verification of dynamic and static interference, path planning, and the parametric design of the grinder.
文中的虚拟仿真与分析也为机床结构设计中的动静态干涉、轨迹规划的合理性及参数设计的合理性评价提供了依据。
In addition, simulation results are given to show the effect of reject the main lobe interference on the sum and difference patterns.
另外,本文给出了为消除主瓣干扰而对和差方向图影响的模拟结果。
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.
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。
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.
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。
According to the basic principle of holographic interference, a new method has been proposed for the implementation of interference type holograms with computer simulation.
介绍了计算全息干涉图制作的基本原理,并根据实现原理设计相应的计算机仿真算法实现各类波面计算全息干涉图绘制。
It is demonstrated by simulation results that the proposed scheme will be able to mitigate inter-cell interference further when the system load is under a certain value.
仿真结果表明,该方案可以在系统负载低于一定值的情况下,进一步降低小区间的干扰。
Simulation results show that the proposed SW blind channel separation algorithm is of high separation precision and stronger anti-noise-interference ability.
仿真试验表明,该分离算法能对短波盲信道进行有效分离,具有分离精度高,抗噪声干扰能力强的优点。
This paper introduces a system for orthogonal adaptive interference cancelling, and computer simulation analysis of the cancelling ability.
本文提出一正交型自适应干扰抵消系统,并对其抵消性能作了计算机模拟。
It is found by simulation that the method can effectively excise the interference and improve the correlator output.
分析结果表明,该方法能有效地去除干扰,相关输出得到显著改善。
The simulation technology of nc process provides a powerful implement to judge the validity of nc codes, avoid the occurrence of interference and collision, and forecast the machining process.
数控加工仿真技术为验证数控程序的可靠性、防止干涉和碰撞的发生及预测加工过程提供了强有力的工具。
The simulation technology of nc process provides a powerful implement to judge the validity of nc codes, avoid the occurrence of interference and collision, and forecast the machining process.
数控加工仿真技术为验证数控程序的可靠性、防止干涉和碰撞的发生及预测加工过程提供了强有力的工具。
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