![a) Power coupling ratios in cross and through ports of the directional... | Download Scientific Diagram a) Power coupling ratios in cross and through ports of the directional... | Download Scientific Diagram](https://www.researchgate.net/profile/Hamed-Pishvai-Bazargani/publication/281326168/figure/fig4/AS:667719200436235@1536208071542/a-Power-coupling-ratios-in-cross-and-through-ports-of-the-directional-coupler-for-500.png)
a) Power coupling ratios in cross and through ports of the directional... | Download Scientific Diagram
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Basic structure of the directional coupler with zero gap and large gap... | Download Scientific Diagram
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Design of the directional coupler. (a) The power-coupling coefficient... | Download Scientific Diagram
![a) Plot of waveguide width and gap versus coupling length. (b) Plot of... | Download Scientific Diagram a) Plot of waveguide width and gap versus coupling length. (b) Plot of... | Download Scientific Diagram](https://www.researchgate.net/profile/Conrad-Rizal/publication/320540241/figure/fig9/AS:668261389717531@1536337339800/a-Plot-of-waveguide-width-and-gap-versus-coupling-length-b-Plot-of-calculated-output.png)
a) Plot of waveguide width and gap versus coupling length. (b) Plot of... | Download Scientific Diagram
![Basic structure of the directional coupler with zero gap and large gap... | Download Scientific Diagram Basic structure of the directional coupler with zero gap and large gap... | Download Scientific Diagram](https://www.researchgate.net/publication/320179646/figure/fig1/AS:631642368532512@1527606684404/Basic-structure-of-the-directional-coupler-with-zero-gap-and-large-gap-acting-as.png)
Basic structure of the directional coupler with zero gap and large gap... | Download Scientific Diagram
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Broadband Silicon-On-Insulator directional couplers using a combination of straight and curved waveguide sections | Scientific Reports
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InP-based directional couplers: (a) effective indices (for even and odd... | Download Scientific Diagram
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Design of the directional coupler. (a) The power-coupling coefficient... | Download Scientific Diagram
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Design and analysis of optical coupler with a stable splitting ratio based on cascaded multistage directional couplers
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32 × 32 silicon photonic MEMS switch with gap-adjustable directional couplers fabricated in commercial CMOS foundry
![Fig. S1. Numerical analysis of a gap-variable directional coupler. (a)... | Download Scientific Diagram Fig. S1. Numerical analysis of a gap-variable directional coupler. (a)... | Download Scientific Diagram](https://www.researchgate.net/profile/Xiaoyan-Zhou-11/publication/332529382/figure/fig1/AS:750422981611521@1555926189231/Fig-S1-Numerical-analysis-of-a-gap-variable-directional-coupler-a-Propagation.png)
Fig. S1. Numerical analysis of a gap-variable directional coupler. (a)... | Download Scientific Diagram
![a) Cross section of a directional coupler with shallower gap region... | Download Scientific Diagram a) Cross section of a directional coupler with shallower gap region... | Download Scientific Diagram](https://www.researchgate.net/profile/Chee-Wei-Lee-3/publication/26254699/figure/fig1/AS:309996584751104@1450920353028/a-Cross-section-of-a-directional-coupler-with-shallower-gap-region-and-deeper-outer.png)
a) Cross section of a directional coupler with shallower gap region... | Download Scientific Diagram
![Silicon Photonics (15/2) Yonsei University High-Speed Circuits & Systems Lab. Dept. of Electrical and Electronic Engineering Yonsei University Directional. - ppt download Silicon Photonics (15/2) Yonsei University High-Speed Circuits & Systems Lab. Dept. of Electrical and Electronic Engineering Yonsei University Directional. - ppt download](https://images.slideplayer.com/31/9694772/slides/slide_3.jpg)
Silicon Photonics (15/2) Yonsei University High-Speed Circuits & Systems Lab. Dept. of Electrical and Electronic Engineering Yonsei University Directional. - ppt download
![PDF] Tapered acoustical directional couplers for integrated acousto-optical mode converters with weighted coupling | Semantic Scholar PDF] Tapered acoustical directional couplers for integrated acousto-optical mode converters with weighted coupling | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/c61b8b136947e6ba06888440a656136b2ff257b0/2-Figure1-1.png)