为了削弱孔径效应,空气间隙的电容传感器采用了不同的结构。
The air gap capacitance sensors with distinct composition have been developed for reducing aperture effect.
由于孔径效应和孔径渡越时间的限制,传统的相控阵雷达难以在大扫描角下实现大瞬时带宽。
Due to the restriction of aperture effect and the aperture traverse delay, it is difficult for a conventional phased array radar to get wide instantaneous bandwidth under wide scan scope.
但是,基于移相器的普通相控阵天线在进行宽带宽角扫描时,由于渡越时间和孔径效应的影响,使信号的瞬时带宽受限。
However, the instantaneous bandwidth of signals is restricted for general phased array because of its transition time and aperture effect.
理论上可以使用光流或运动场估计进行分割,但其对噪声相当敏感,且分割精度也会因遮挡和孔径效应的影响而剧烈降低。
Optical flow or motion fields could theoretically be used, but they are extremely noise sensitive and their accuracy is limited due to the aperture and occlusion problem.
对于逆合成孔径雷达(ISAR)而言,多径效应会在ISAR的二维目标重建像上引入两个伪像,这将会影响雷达的目标识别与分类。
For inverse synthetic aperture radar (ISAR), the multipath effects introduce two artifacts in its reconstructed images, which greatly hinders radar target recognition and classification.
基于标量衍射理论,考虑衍射效应的条件下,从理论上推导了编码孔径点扩散函数的公式,并对环形编码孔径进行了详细的讨论。
Considering diffraction effect based on scalar theory, we deduced a formula for point spread function of the coded aperture and discussed the ring coded aperture in detail.
研究表明,随着合成孔径长度和信噪比的增加,ML估计误差可以很快地收敛于CRB,但存在阈值效应。
It is demonstrated that ML estimating error can converge to CRB quickly with increasing synthetic aperture length and Signal to Noise Ratio (SNR), but a threshold effect exists.
实孔径天线方向图的加权效应会影响多视处理对信噪比的改善程度。
Weighting effect of real antenna pattern will improve the SNR in mp.
在对临界角效应定性研究的基础上,提出了用阶梯光刻热熔法来扩展热熔型微透镜阵列的数值孔径范围。
Based on the study of the critical Angle effect, a new method named step heat-forming photoresist method to expand the N. A. range of microlens array is presents.
而孔径和风速的增加会减小热晕效应。
However, the increment of aperture or wind velocity can weaken thermal blooming oppositely.
然而八极铁的非线性效应会改变束流的动力学孔径,影响注入效率,从而限制流强的进一步提高。
However, the nonlinearity of the octopole magnet changes the dynamic aperture, and lowers the injection efficiency.
然而八极铁的非线性效应会改变束流的动力学孔径,影响注入效率,从而限制流强的进一步提高。
However, the nonlinearity of the octopole magnet changes the dynamic aperture, and lowers the injection efficiency.
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