线性啁啾 meaning in Chinese
linear chrip
Examples
- The diffraction efficiency of phase mask is discussed by using rigorous coupled - wave theory . the results are useful for fabrication of phase mask . and the diffraction efficiency of linearly chirped phase mask is discussed , it presents require of ion - beam etching
利用严格耦合波理论对光纤光栅相位掩模的衍射效率问题进行了深入研究,以达到指导光纤光栅相位掩模实际制作的目的,并且研究了啁啾掩模的衍射效率问题,为线性啁啾光刻胶掩模的离子束刻蚀提出了要求。 - According to the different require of the phase mask , the holographic recording method for the design of linearly chirped phase mask is studied in this paper . the fringe formed by the interference of two spherical waves , whose density varies linearly with space , is used to record the chirped phase mask . the two design schemes proposed in this paper are analyzed and compared , and the experimental results are given
根据光纤光栅掩模的不同要求,研究讨论了用全息干涉方法制作线性啁啾位相掩模的设计方法,提出用两球面波干涉产生条纹密度随空间距离线性变化的干涉条纹记录啁啾位相光栅,分析比较了文中给出的两种设计方案,给出了实验验证结果,并且制作了线性啁啾光刻胶掩模。 - In chapter 4 , the spectral characteristics and its application in optical add - drop multiplexer ( oadm ) and in multi - channel dispersion compensator of linearly chirped moir fiber grating are studied . according to the coupled - mode theory and considering the construction features , we derive the couple - mode equations that describe the mode interaction in this kind of grating
首先从耦合模理论出发，结合线性啁啾moir光纤光栅的结构特性，建立了分析线性啁啾moir光纤光栅的耦合模方程，通过数值求解耦合模方程，研究了线性啁啾moir光纤光栅的光谱特性和时延特性。 - Based on the coupled mode theory , the reflect spectrum of ofbg is derived . the influenced of grating length , coupling coefficient and chirp coefficient to the maxium reflectivity and reflection bandwidth of ofbg are discussed in details . we find that under weak couple conditions ( the couple coefficient k < 1 ) , the reflect spectrum of an ofbg approximately has a characteristic of sa2 ( x ) shape , which matched to the power spectrum of an optical communication signal
本文在利用耦合模理论对均匀及线性啁啾变迹光纤光栅( ofbg ： opticalfiberbragggrating )的反射谱进行分析的基础上，发现弱耦合条件下(耦合系数1 ) ，均匀ofbg的反射谱具有类似与sa ~ 2 ( x )函数的分布特性，从而创新提出利用ofbg对光纤通信系统中光放大器的ase噪声进行匹配光滤波的设想。