用于光波导耦合的倾斜光栅的分析
摘要 d]QCk&XU - x]gp5
[attachment=91443] S s#UX_DT_ 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。 [Xo}CU w1
tg7^(@ 建模任务 KZ/2#` gD/% l[
[attachment=91444] 衍射效率与相对深度 D^\2a;[AxA 'Mm=<Bh
[attachment=91445] Ems0"e 在VirtualLab Fusion中通过傅里叶模态法(FMM)(也称为RCWA)进行仿真。 "\1QJ Y!lc/[8
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[attachment=91447] ^_pJEX 参考文献:J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond S*?x|&a Cambril, "Design and fabrication of binary slanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997) Q1?0]5 Com`4>0>I 衍射效率与倾斜角度 J9yB'yE8 ouR(l;
[attachment=91448] 9U~sRj=D 在VirtualLab Fusion中通过傅里叶模态法(FMM)(也称为RCWA)进行仿真。 Z|qUVD5Ic
[attachment=91449] <Z8^.t)| 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) hZNAI Blnc y 衍射效率与填充因子 k;?E,!{ K44j-Ypb
[attachment=91450] 在VirtualLab Fusion中通过傅里叶模态法(FMM)(也称为RCWA)进行仿真。 keL!;q|r-) ]~-vU{
[attachment=91451] 6pY<,7t0 参考文献:J. Michael Miller, Nicole de Beaucoudrey, Pierre Chavel, Jari Turunen, and Edmond YR}By;Bq Cambril, "Design and fabrication of binaryslanted surface-relief gratings for a planar optical interconnection," Appl. Opt. 36, 5717-5727 (1997). .>{I S4
e&J_uG 衍射效率与变化的入射角 Ba /^CS 4m3pF0k
[attachment=91452] 光栅衍射效率通常受入射角影响较大。 $yg=tWk <<.%Gk 走进VirtualLab Fusion N(BCe\FV h`b[c.%
[attachment=91453] VirtualLab Fusion中的工作流程 Qv>rww] •光波导耦合光栅结构的配置 E5F0C]hq - 倾斜光栅的高级配置 f6zS_y9gn Advanced Configuration of Slanted Grating 26<Wg7/, [用例] O)Mf/P' - 使用特殊介质配置光栅结构 ^NPbD<~Lb Configuration of Grating Structures by Using Special Media _F9O4Q4 [用例] s;4r)9Uvx - 使用接口配置光栅结构 mFXkrvOf, Configuration of Grating Structures by Using Interfaces t?:Q [用例] Jh)K0>R •分析耦合光栅衍射效率 -!b@\= - 用于光导耦合光栅评估的自定义探测器 bD;c>5t Customized Detector for Lightguide Coupling Grating Evaluation 2>!?EIE7 [用例] ;_hL •通过扫描特定参数来检查效率 Oe[qfsdW K:g:GEDgf VirtualLab Fusion 技术 /)E'%/"A j1{\nP/
[attachment=91454] [attachment=91455] e=%6\&q 文件信息 'fkaeFzOl 1-bQ
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[attachment=91456] XU19+mW=P --9Z 更多阅览 - Customized Detector for Lightguide Coupling Grating Evaluation 8${Yu 78i"3Tm)w
(来源:讯技光电)
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