Design and numerical analyses of the planar grating coupler

Abstract

The paper presents the results of numerical analyses of the structures of integrated optics in the form of planar waveguides made of materials with high values of the refractive index n = 2.00 and with an input-output system in the form of Bragg grating couplers. The numerical investigations were carried out by using the FDTD method (Finite Difference Time Domain method).