• Main lobe: This is the radiation lobe containing the direction of maximum radiation.

    一个辐射波瓣,其中含有最大辐射方向

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  • In addition, simulation results are given to show the effect of reject the main lobe interference on the sum and difference patterns.

    另外,本文给出了消除干扰方向影响模拟结果

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  • Minor lobe: all the lobes other then the main lobe are called the minor lobes. These lobes represent the radiation in undesired directions.

    :除了其它所有瓣都称作副瓣,这些副瓣展示的都是不必的辐射没有用方向的辐射。

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  • Through a new feeding construction with phase-shifter, the main lobe of the pattern of the microstrip leaky-wave antenna can scan at a fixed frequency.

    通过控制微带漏波天线中部馈电端口相器,成功实现了工作频率固定微带漏波天线波束扫描,并使用电子开关实现微带漏波天线主波束双向扫描。

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  • It's better to select the minimum energy window to calculate RMS of sine wave by using the window DFT on the basis of the amplitude of sine wave DFT main lobe.

    DFT方法,从正弦波DFT幅度计算正弦波的均方根值(RMS),最好使用最小能量窗。

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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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  • This method more effectively suppresses spatial nonstationary and stationary noise than the adaptive null-forming beamformer method by using a rotatable main lobe in the 2-D plane.

    这种方法有效地抑制了空间非平稳固定噪声使用一个可旋转中的2-D平面空的适应的成形波束形成方法。

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  • There are two disadvantages in adaptive beam forming in the presence of main lobe interference, one is heightening of side-lobe level, the other is distortion and peak offset of main beam.

    自适应波束形成技术抑制干扰问题当存在干扰时,便暴露出两个缺陷瓣电平增高

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  • The direction of acoustic beam and angular width of main lobe can be changed by properly amplitude-weighting, decreasing the frequency of impulsive signal and adjusting the interval of array elements.

    通过适当幅度加权降低激励信号频率调整间距等措施可以改变辐射声方向辐射

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  • The main correlational language cortex included left temporal lobe and bilateral inferior frontal gyrus.

    主要语言相关皮层区为双侧下回

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  • CONCLUSION: the main cell loss of hippocampal structure and neuron loss in gate loss are the main characteristics of hippocampal sclerosis in patients with temporal lobe epilepsy.

    结论癫痫患者脑海马结构主要细胞脱失,门区神经元脱失脑海马硬化主要特点

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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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  • This dissertation studies the ground clutter suppression of ABSR. Because low pulse repetition frequency (LPRF) and low side-lobe antennaare adopted, we focus on main-lobe clutter suppression.

    本文主要研究机载战场侦察雷达抑制由于采用了脉冲重复频率副瓣天线我们主要考虑主杂波的抑制。

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  • At the same time under the direction of Figure lobe half-power beam width of the main requirements to determine their unit number and unit spacing.

    同时根据方向半功率波束宽度要求确定单元单元间距。

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  • ChaPter 3 is The Main Error-UpperBounds Analysis of Near Field MeasurementTecdriques for Ultra-Low-Side-lobe Anennas Measurements.

    第3超低副瓣天线平面测量主要误差源误差上界分析

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  • ChaPter 3 is The Main Error-UpperBounds Analysis of Near Field MeasurementTecdriques for Ultra-Low-Side-lobe Anennas Measurements.

    第3超低副瓣天线平面测量主要误差源误差上界分析

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