• Maximum attenuating speed D of side lobe peak value.

    最大峰值衰减速度D

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  • This ratio is called as the side lobe level (expressed in decibels).

    这个比值叫做电平(分贝数表示)。

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  • And a new adaptive side lobe cancellation algorithm is also discussed.

    探论了一种新的自适应天线相消算法。

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  • The side lobe restrain of sensitivity control was realized by controlling sensitivity of receiver.

    通过控制接收机灵敏度实现灵敏度控制抑制

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  • With the aid of a computer, curves of beamwidth and side lobe versus the antenna parameters are plotted.

    借助计算机绘出了主瓣宽度瓣电平天线主要参数关系曲线

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  • The lab analysis showed the correlation wavelet of log-partitioning sweeping signal has minimum correlation side lobe.

    实验室分析表明对数分段扫描信号相关有着极小的相关叶。

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  • Classical weighting window functions and spectra modification are adopted to suppress side lobe in previous researches.

    已有研究多采用经典加权频谱修正进行抑制处理

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  • This paper focuses on the concentric ring fractal array of the low side lobe characteristics in fractal antenna arrays.

    阵列天线中重点研究具有低特性共心圆环分形阵。

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  • It can constrain frequency response of filter Banks to form null at zero frequency point and to obtain minimum side lobe area.

    强制滤波器频率特性形成零点使面积最小

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  • Cancellation gain of antenna decreases rapidly with increasing of bandwidth of interference in adaptive side lobe cancellation.

    自适应技术中,天线相消增益随着信号带宽增加迅速下降

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  • Because of the travelling-wave make-up and specific design, the broader bandwidth and the lower side lobe level can be achieved.

    由于采用结构特殊设计,所以能够获得较宽频带较低瓣电子。

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  • It is concluded that an offset feed parabolic antenna has the advantage in side lobe suppression over central feed parabolic antenna.

    结论显示:偏角馈入抛物面天线中心入抛物面天线抑制远旁方面优势,在做低仰角扫描时不会产生远旁瓣回波;

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  • Because the side lobe of phase array antenna is on the high side, it will be reconnoitred and jammed easily by the electronic warfare system.

    雷达由于阵列天线偏高容易电子战系统进行副瓣侦察干扰

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  • Theoretical analysis showed that only to improve the precision, resolution and stability of phase delay. It can significantly inhibit side lobe.

    理论分析显示只有尽力提高相位延时精度分辨率稳定性才能显著地抑制瓣。

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  • This paper introduces the pulse compression, side lobe cancellation, clutter suppression, pulse accumulation and CFAR of coherent Radar signal processing.

    本文介绍脉冲压缩抑制波处理、多脉冲积累以及恒虚警检测等雷达信号处理技术。

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  • The distance between antenna elements and element's excitation currents are used as variables to optimize the side lobe of equal space linear array firstly.

    首先,以各单元馈电电流单一阵间距变量一般天线进行降低瓣电平优化

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  • To overcome the signal effect, we renovate the auxiliary antenna in the conventional side lobe canceller system to two-orthogonal-channel polarization antenna.

    为了克服目标效应,将常规对消系统辅助天线改为双极化正交天线。

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  • Result indicates that the spectrum gained from using W-O way comprises much fewer side lobes and achieves higher energy ratio of main lobes to the first side lobe.

    结果表明,W - O方法得到信号频谱传统加窗具有旁瓣干扰更高瓣-一旁能量比。

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  • The generation of far side lobe echoes for offset parabolic antenna is analysed in this article, and the experiments have proved the existence of far side lobe echoes.

    分析了偏角馈入抛物面天线回波产生机理,实验验证了远旁瓣回波的存在

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  • Since this method is based on the structure of the generalize side lobe canceller, it is convenient to use its partial adaptive processing to reduce the computation load.

    方法基于广义瓣相消器结构,可方便进行部分自适应,降低运算量。

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  • Theoretically, a column conformal array with small size and few elements to generate a shaped beam with low side lobe and main beam with fixed width and flat top is carried out.

    理论上实现了用较少的天线单元直径圆柱面阵列激励产生瓣电平较低、一定宽度且顶部较平坦的波束

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  • By using the generalized function in the linear array synthesis the direction diagram with approximate flat top in wide Angle region and with or without a single side lobe can be obtained.

    广义函数用于线天线阵综合,可得到广角近似平顶方向,亦可得到具有单一付瓣的方向图。

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  • In the process of genetic manipulation, encoding method is improved, fitness function is constructed not only considering nulling depth, but also the side lobe gain to maintain a certain level.

    遗传操作过程中,改进了编码方法构造适应度函数不但一定深度为目标,考虑瓣的增益维持在一定的水平。

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  • The planar slot array antenna can satisfy a radar screen's request for antenna high gain, low side lobe, small volume, and light weight etc. So it gets extensively applied in the airborne radar.

    平板裂缝天线满足雷达系统天线增益体积小、重量要求所以机载雷达中得到广泛应用

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  • The analysis of the virtual echo such as three -body scatter spike echo, the secondary echo, the side -lobe echo is given echo based on observational re cords of severe convectional weather in 2003.

    根据2003年几次强对流天气观测资料,对其中散射长钉次回波旁回波虚假回波进行分析

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  • The emphasis in this paper was corner reflector antenna with high-gain, narrow beam and low side-lobe.

    选用方向性好、增益高、旁反射器天线作为论文的研究重点

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  • The side-lobe cancellation technology is an effective method for suppressing the side-lobe active disturbance.

    对消技术雷达中用来抑制旁瓣有源干扰一种有效手段

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  • Using this method the side-lobe level is suppressed more through double weighting in time domain.

    采用加权的失配处理分析方法时域进一步降低压缩脉冲的旁电平

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  • Using this method the side-lobe level is suppressed more through double weighting in time domain.

    采用加权的失配处理分析方法时域进一步降低压缩脉冲的旁电平

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