Efficient surface normal multi-stage grating couplers in silicon based waveguides

Santa Fe, NM（2013）

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摘要

A multi-stage fiber-grating coupler design is evolved from random conditions, fabricated, and tested on a silicon platform. Simultaneous input/output coupling from a standard fiber array at perfectly normal incidence yields a 59.8% efficiency per grating.

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关键词

arrayed waveguide gratings,elemental semiconductors,optical design techniques,optical fibre couplers,optical fibre fabrication,optical fibre testing,silicon,si,input-output coupling,multistage fiber-grating coupler design,silicon based waveguides,silicon platform,standard fiber array,surface normal multistage grating couplers,si photonics,genetic algorithm,grating coupler,normal incidence,couplings

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