这个比值叫做旁瓣电平(以分贝数表示)。
This ratio is called as the side lobe level (expressed in decibels).
论述了均值旁瓣电平和峰值旁瓣电平的基本原理。
In this paper, the basic principle about the mean sidelobe level and the peak sidelobe level are described.
最后讨论了对于差波束两个切面旁瓣电平的优化的问题。
Finally discussion is on how to optimize sidelobe level of the two sections of difference beam.
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。
Due to effects of feed errors, the phased array antenna's sidelobe levels are degraded and the capability of anti-jamming is reduced.
采用双加权的失配处理分析方法，在时域进一步降低压缩脉冲的旁瓣电平。
Using this method the side-lobe level is suppressed more through double weighting in time domain.
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。
This paper analyzes the effect of amplitude phase errors on sidelobe level and beam direction in digital beam forming system.
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。
Then the antenna sidelobe requirements are given. The numerical results and curves are presented with several examples.
由于馈电误差随机分布，提出了采用数字统计特征分析旁瓣电平恶化情况的方法。
As feed errors are distributed random, a method of adopting statistical characteristics to analyze the degradation of sidelobe levels is proposed.
由于馈电误差的影响，相控阵天线的指向精度降低，旁瓣电平恶化，抗干扰能力下降。
Due to the effect of feeding error on antenna's radiation performances, which causes the degradation of the sidelobe level, the pointing accuracy and the anti-jamming capability of phased arrays.
对二维阵列天线旁瓣电平优化和稀疏阵列方向图综合的良好结果也证明了该方法的有效性。
The simulation results of sidelobe reduction of 2-D arrays and pattern synthesis of a sparse array show that it is …
首先，以各单元馈电电流和单一阵元间距为变量，对一般天线阵进行了降低旁瓣电平的优化。
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.
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。
For the sidelobe level of adaptive pattern of robust MVDR beamforming algorithm is relative high, a sidelobe control approach is presented.
对于不同的重复频率，与目标相对抗的杂波距离是不同的，因而对天线旁瓣电平的要求也不一样。
The antenna sidelobe level requirements are different for different PRFs because the ranges within which the sidelobe clutter competes with the target signal are different.
通过理论分析和数值模拟，计算了峰值旁瓣电平的概率密度分布，并给出了抑制旁瓣电平恶化的一些措施。
The probability density distribution of peak sidelobe levels is studied by theoretical analysis and numerical simulation, and several approaches of suppression of sidelobe level degradation are given.
与原有方法相比，获得更高的分辨率和低的旁瓣电平，对一幅二维isar图像进行处理证明了这种方法的正确性。
The modified method has higher resolution and lower sidelobe levels than the original method. The correctness of this method is proved by using a real ISAR image.
在约束阵列孔径和阵元数的条件下，高效地实现了任意最小阵元间距约束下抑制峰值旁瓣电平(PSLL)的稀布阵综合。
Under the optimization constraints of the number of element, the aperture and the minimum element spacing, the MGA has been utilized to reduce the peak sidelobe level (PSLL) of the array.
针对线性调频信号的旁瓣抑制介绍了经典海明窗加权处理方法，对二相编码的旁瓣抑制使用了最优峰值旁瓣电平失配滤波法。
The solution to sidelobe suppression of the LFM and BC signal are discussed in details. For LFM signal, the method of employing Hamming weighting is demonstrated;
针对线性调频信号的旁瓣抑制介绍了经典海明窗加权处理方法，对二相编码的旁瓣抑制使用了最优峰值旁瓣电平失配滤波法。
The solution to sidelobe suppression of the LFM and BC signal are discussed in details. For LFM signal, the method of employing Hamming weighting is demonstrated;
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