- intensity fluctuations
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强度起伏的英文
例句与用法
- In this paper the dithering of beam light , the undulating of beam intension , spread of the beam light and the dithering of image are introduced
摘要文中介绍了激光信号通过随机大气信道时，大气湍流效应造成了光束抖动、强度起伏，光束扩展和像点抖动等现象。 - Then the filter model is deduced to describe the intensity fluctuation induced by xpm in dispersion managed systems . according to this model , optimal dispersion management schemes are got
其次从理论上推导了在色散管理系统中由于交叉相位调制与色散互作用引起的脉冲强度起伏的滤波器模型，根据此模型得到了系统的优化色散补偿方案。 - With dispersion , xpm can induce intensity fluctuations and timing jitter of the pulses in the receiver . it can also cause the spectral spreading of the channel so that crosstalk is introduced . all these effects put a tight limit on the capacity of the systems
它与色散共同作用，会导致接收端光脉冲的变形（强度起伏） 、光脉冲的时间抖动以及信道的频谱扩展，这些后果都会限制系统的性能。 - This paper study the greedy snake algorithms for the clutter tracking . it introduce the energy function of basic snake model and analyze the different kind of snake discrete energy function . it study on the method which use the pretreatment combining the sobel and grads arithmetic operators . the astringency of snake external energy was satisfied . this paper analyze the influence of tracking precision and running time for the preliminary border width , it also study on the tracking effect of different distributing and intensity . it is important to the next work
针对杂波数据的强度起伏大的特点,提出了结合sobel算子和梯度算子的预处理方法,满足了贪婪snake外部能量的收敛要求,在真实数据和仿真样本条件下,分析了初始边框间隔对跟踪精度、运行时间的影响,以及不同分布、不同强度杂波样本的跟踪效果,为后续的工作打下基础。 - According to the markov approximation under a long haul condition , we get the inter - correlation function , log - amplitude and phase covariance function . the thesis puts much emphasis on three phenomenon of the laser under the effects of turbulence , i . e . , intensity fluctuation ( atmosphere glistening ) , beam floating and extension , phase fluctuation
重点介绍湍流作用下的激光的三种物理现象及其产生机理，即强度起伏(大气闪烁) ，光束漂移和扩展，相位起伏和到达角起伏。