...出了一种新型的基于渐变折射 率波导的Y分支器结构，利用有限差分光束传播法(Finite Difference Beam Propagation Method，FDBPM)得到 的仿真结果表明在分支角度为10°时，Y分支器的辐射损耗为0.176 dB，即使在分支角度为20...
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用有限差分光束传播法 Finite Difference Beam Propagation Method
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基于有限差分光束传播法，对侧边抛磨光纤的光传输特性进行了模拟计算。
Based on beam propagation method, analysis and simulation on optical propagation characteristics of side-polished fiber have been made.
首先用有限差分光束传播法模拟了器件的光波传播特性，然后进行了初步的实验验证。
The wave propagation characteristics of the splitter are numerically simulated by the finite difference beam propagation method and experimentally investigated.
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