交叉相位调制(Cross-phase Modulation,简称XPM)是光纤通信中的一种非线性效应,其产生的背景主要与光纤的非线性特性有关。随着光纤通信技术的发展,光纤的传输能力和传输距离都在不断提高,这就要求光纤必须具有良好的非线性特性。XPM就是在这样的背景下诞生的,它是由于光纤的非线性折射率引起的,当光纤中传输的光强度足...
download... ... 相位交越频率 phase crossover frequency 相位交越点 phase crossover point 死亡期 phase;death ... www.docstoc.com|基于5个网页 2. 相位交点 ...为频率点w1;使增益相位等于—180°的频率点位“相位交点”(phase crossover point),设为频率点W2。baike.baidu.com|基于1 个网页©...
Differential cross section, polarization observables, and phase-shift and mixing parameters up to L=4 and J<=11/2 are calculated for p-d and n-d elastic scattering below the breakup threshold. The method consists in an expansion of the wave function in terms of the pair correlated hyperspher...
Fast phase cross-correlation Software to compute interstation correlations, including fast implementations of the phase cross-correlation (Ventosa et al., SRL 2019) and wavelet phase cross-correlation (Ventosa & Schimmel, IEEE-TGRS 2023) with and without using the GPU. The software packages of fas...
The spin crossover phenomenon of the recently described spin crossover complex FeII(DAPP)(abpt)(ClO4)2DAPP bis(3-aminopropyl)(2-pyridylmethyl)amine, abpt 4-amino-3,5-bis(pyridin-2-yl)-1,2,4-triazole accompanying an order−disorder phase transition of the ligand was investigated by adia...
effect of sex, menstrual cycle phase, and monophasic oral contraceptive pill use on local and central arterial stiffness in young adults The apparent sex differences in local, but not central, stiffness highlight the importance of assessing both indexes in comparisons between men and women. ... ...
Phase-crossover-frequency网络相位交越频率 网络释义 1. 相位交越频率 电工专业英语... ... phase variable 相变量 phase-crossover frequency 相位交越频率 phase-frequency characteristics 相频特性 ... treasure.1x1y.com.cn|基于50个网页© 2025 Microsoft 隐私声明和 Cookie 法律声明 广告 帮助 反馈...
The present invention phase coherent crossover incorporates a method and apparatus for providing phase coherent crossover (PCC) signals. The PCC method and apparatus involve the utilizing of an all-pass filter for receiving an input signal and producing an all-pass signal, and a partial-pass ...
其中Phase(x)是给定频率下,对应的相移。 这里需要注意的是,在获取UGF时,是通过cross函数选则增益曲线中从左往右的第一个过零点。 资深工程师所考虑的。。。 下面考虑这样一种情况(简化起见,相位曲线没有做出针对性调整) 如上图所示,当增益曲线随频率增加,穿过0dB线后,由于高频零极点的存在,再次上升,并产生一个...