运用傅立叶光学理论建立高斯光束的离散化模型，并用这个模型计算了双弯曲金属波导的传输效率。
A discrete model of Guassian beam is established based on Fourier Optics principles. The transfer efficiency of dual bending waveguide is obtained by using this model.
光波导是集成光学的基本单元，同时也是全光网络传输的基础。
Optical waveguide is the base structure of integrated optics and the holo-optical network.
本文还用三维有限差分光束传输法计算了侧边抛磨光纤波导的光学特性。
The three-dimensional finite-difference beam propagation method was used to compute the optical properties of fiber devices based on side-polished fiber.
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