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Method for producing multilayered optical filters using a genetic algorithm and a method for operating the genetic algorithm

机译:使用遗传算法生产多层滤光器的方法和操作遗传算法的方法

摘要

A method of producing multilayered optical filters by using a genetic algorithm that determines an optimal combination of refractive indexes and thicknesses for each layer of the filter is described. The method generates initial values for the component and places the values within a matrix P, where P=(X1, X2, X3, . . . , Xi, . . . , Xs) and Xi is an elementary matrix that includes the refractive index and thickness of each layer i. The method may generate mutated patterns by increasing or decreasing the thicknesses and refractive indexes of the initial pattern. It may also perform a cross-over process, selecting patterns from grouping of mutated patterns. Alternately, the method may perform a process where selected patterns having optical characteristics closest to the desired characteristics from the initial, mutated or crossover patters are chosen. The genetic algorithm utilizing the above processes repeats until the optical characteristics fall within the desired range.
机译:描述了一种通过使用遗传算法来生产多层光学滤波器的方法,该遗传算法为滤波器的每一层确定折射率和厚度的最佳组合。该方法为组件生成初始值,并将这些值放置在矩阵P中,其中P&等于;(X 1 ,X 2 ,X 3 ,...,Xi,...,Xs)和Xi是基本矩阵,包括每个层i的折射率和厚度。该方法可以通过增加或减小初始图案的厚度和折射率来产生突变的图案。它还可以执行交叉过程,从突变模式的分组中选择模式。可替代地,该方法可以执行以下过程:从初始图案,突变图案或交叉图案中选择具有最接近期望特性的光学特性的所选图案。重复利用上述过程的遗传算法,直到光学特性落入所需范围内。

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