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Multimode interference coupler for mode division multiplexed systems
  • Hideaki Okayama ,
  • Yosuke Onawa ,
  • Daisuke Shimura
Hideaki Okayama
Oki Electric Industry Co.

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Yosuke Onawa
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Daisuke Shimura
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Multimode interference (MMI) coupler for multimode system is proposed based on Si waveguide platform. Each mode is separated and injected into the mNxmN MMI coupler with m being the number of modes and N is the multiplication number of input image.