Through coupled-mode theory, the simulation of the coupling properties of the slanted grating is given to optimize its tilt angle.
利用耦合模理论，模拟了斜光栅的耦合特性并对其倾斜角进行优化设计。
The basic principles and simulation methods of a null-coupler-based OADM are studied firstly, especially in the crosstalk of a Y-branch structure and the coupling properties of a tilted grating.
论文首先研究了零耦合器型OADM器件的基本原理与设计方法，特别是Y分支的串扰特性与斜光栅的耦合特性。
Evanescent-field coupling based on long-period fiber grating (LPG) and bi-conical tapered fiber is proposed and investigated both theoretically and experimentally.
对长周期光纤光栅和双锥形光纤之间的倏逝波耦合作用进行了研究。
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