用于光波导耦合的倾斜光栅的分析
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因为倾斜光栅在特定衍射级中具有高效率，故通常被用于将光耦合到光学光波导中。 如今，它们经常应用于增强和混合现实应用中。 本案将展示如何使用VirtualLab Fusion对文献中的某些倾斜光栅的几何形状，具体参数如倾斜角度，填充因子和调制深度进行分析。 此外，本案例还研究了不同入射角对衍射效率的影响。 h!
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[attachment=91444] 衍射效率与相对深度 JY,+eD
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在VirtualLab Fusion中通过傅里叶模态法（FMM）（也称为RCWA）进行仿真。 79v&6Io
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond a/ZfPl0Ns[
Cambril, "Design and fabrication of binary slanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997) qA30G~ S
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衍射效率与倾斜角度 ]x|sT Kv2
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在VirtualLab Fusion中通过傅里叶模态法（FMM）（也称为RCWA）进行仿真。 `PL!>oa(8
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond Cambril, "Design and fabrication of binary slanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997) }73H$ss:
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衍射效率与填充因子 8 c9_=8vw
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[attachment=91450] 在VirtualLab Fusion中通过傅里叶模态法（FMM）（也称为RCWA）进行仿真。 8Y 9mB #X
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参考文献：J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond }7 V/(K
Cambril, "Design and fabrication of binaryslanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997). tua+R_"
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衍射效率与变化的入射角 xiI!_0'
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[attachment=91452] 光栅衍射效率通常受入射角影响较大。 .f } I$ "2
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走进VirtualLab Fusion =<g\B?s]
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[attachment=91453] VirtualLab Fusion中的工作流程 mUjA9[@
•光波导耦合光栅结构的配置 NS1[-n g
- 倾斜光栅的高级配置 U5k lVl
Advanced Configuration of Slanted Grating ZA!vxQ?P,
[用例] tFGLqR%/
- 使用特殊介质配置光栅结构 A1|:$tED+2
Configuration of Grating Structures by Using Special Media %63<Iz "
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- 使用接口配置光栅结构 eRGip2^cq+
Configuration of Grating Structures by Using Interfaces u!Z&c7kPI
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•分析耦合光栅衍射效率 . "R
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- 用于光导耦合光栅评估的自定义探测器 .Ee8s]h5W
Customized Detector for Lightguide Coupling Grating Evaluation Po2YDj`
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•通过扫描特定参数来检查效率 u@ o3p*bQ
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VirtualLab Fusion 技术 6} 9A 0
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文件信息 h\1 _$ac
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更多阅览 - Customized Detector for Lightguide Coupling Grating Evaluation X \ h]N
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（来源：讯技光电）
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