The adaptive sidelobe blanking(SLB) is an effective measure against active jamming.
旁瓣消隐技术(SLB)是雷达抗有源干扰的有效方法。
Chebyshev window, whose sidelobe level is adjustable, is adopted.
分析中采用副瓣电平可调的切比雪夫窗函数。
The antenna sidelobe cancelling is an effective measure to restrain active jamming.
瓣自适应相消技术是抑制有源干扰的有效措施。
This paper presents a new numerical synthesis technique for low sidelobe curved arrays.
本文提出了一种新的低副瓣曲线阵数值综合方法。
Several computation formulas used to estimate the peak sidelobe level degradation are given.
推导了峰值副瓣电平恶化的估算公式。
The array is of simple structure, low sidelobe level and circular polarization characteristics.
该天线结构简单,具有低旁瓣与圆极化特性。
Compared with traditional sidelobe canceling system, this system has better performances of ECCM.
同传统的对消系统相比,该系统具有更好的抗干扰性能。
Phase-coded radar, however, has the disadvantage of higher range sidelobe and Doppler sensitivity.
当然,相位编码雷达也存在着距离旁瓣较高和多卜勒敏感等问题。
With the help of statistic principle, the estimation formulas of the peak sidelobe level and gain loss are derived.
应用概率统计原理导出了天线副瓣最高电平和天线增益损失的估计公式。
A new way is proposed to evaluate the sidelobe requirement of an AEW radar based on analysing the clutter intensity.
在分析地杂波强度的基础上,提出了一种估算机载预警雷达天线副瓣要求的新方法。
The sidelobe suppression and Doppler compensation algorithms for biphase coded signal are emphasized on in this paper.
本文主要讨论了二相编码信号的旁瓣抑制算法和多普勒补偿算法。
Compared with conventional Eplane sectoral horn, it has low sidelobe level, short physical length and wide flare Angle.
与通常的E面扇形喇叭比较,这种喇叭具有较低的副瓣电平,短的喇叭长度和宽的张角。
Then the antenna sidelobe requirements are given. The numerical results and curves are presented with several examples.
在此基础上提出了对天线旁瓣电平的要求,并举例给出了一些数值结果和曲线。
The final results illustrate that the vector array has lower sidelobe than the traditional array using the above methods.
最后,将以上方法应用于矢量阵得到了更低的旁瓣。
This article first presents the basic principles of sidelobe blanking(SLB)and establishes the mathematic models of radar SLB.
介绍了旁瓣消隐的原理,建立雷达旁瓣消隐技术的数学模型。
This paper analyzes the effect of amplitude phase errors on sidelobe level and beam direction in digital beam forming system.
针对旁瓣电平、波束指向等指标分析了幅相误差对数字波束形成系统的影响。
However, the sidelobe of this signal after matching processing is very high, thus would greatly debase the radar's performance.
这种信号经匹配处理后距离旁瓣很高,严重影响了雷达的性能。
The monopulse secondary surveillance radar(SSR) antenna needs sum, difference and sidelobe suppression omnidirectional channels.
单脉冲二次雷达要求天线具有和、差和副瓣抑制三个通道。
An important index to influence the down-looking capability of airborne phased array radar is the ultralow sidelobe level of antenna.
影响机载相控阵雷达下视能力的一个重要指标是天线的超低副瓣特性。
Due to effects of feed errors, the phased array antenna's sidelobe levels are degraded and the capability of anti-jamming is reduced.
相控阵天线由于馈电误差的影响,旁瓣电平恶化,抗干扰能力降低。
Modern electronic warfare has set higher demands for the low or ultra-low sidelobe antennas, which are key components of modern Radar.
超低副瓣阵列天线是实现现代高性能雷达的关键技术之一。
An inverse filter for return signal to restore target signature and a restraining image sidelobe method used matched filter are provided.
提出了对回波信号逆滤波以恢复目标特征及采用匹配滤波来抑制成像旁瓣的方法。
The analyses and calculations show that the intensity of spot, spot size and sidelobe intensity oscillate with the thickness of the film.
分析和计算指出,光斑的强度、边瓣强度和光斑大小随薄膜的厚度发生振荡。
To solve the problem of the targets signal located in sidelobe clutters area, the sidelobe clutters of LPRF PD radar is treated as noise.
将旁瓣杂波合理等效为白噪声,处理目标频移落在旁瓣杂波区的情况。
Aim the optimization and synthesis technique and mutual coupling compensation technique for ultralow sidelobe phased arrays were discussed.
目的研究超低副瓣相控阵天线的优化综合技术和互耦补偿技术。
For the sidelobe level of adaptive pattern of robust MVDR beamforming algorithm is relative high, a sidelobe control approach is presented.
针对稳健MVDR波束形成的自适应方向图旁瓣电平较高问题,提出一种自适应副瓣控制方法。
A corrugated conical horn antenna with high-gain and low-sidelobe feeding the paraboloidal reflector antenna to reduce the cost is designed.
文中设计了一种加扼流环的圆锥喇叭来作为抛物面的馈源,实现低成本的高增益、低旁瓣的收发天线系统。
Comparison is made on the effect of the coupling factor on the autocorrelation peak and the sidelobe compression ratio under different conditions.
将不同情况下的耦合因子对自相关峰值和旁瓣抑制比的影响作了比较。
The effects of element failure and tolerance on antenna sidelobe level and gain in solid-state active phased array is mainly discussed in this paper.
本文主要讨论天线单元失效和容差对固态有源相控阵天线副瓣电平和增益的影响。
The effects of element failure and tolerance on antenna sidelobe level and gain in solid-state active phased array is mainly discussed in this paper.
本文主要讨论天线单元失效和容差对固态有源相控阵天线副瓣电平和增益的影响。
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