Abstract

병렬 광접속용 다중모드 고분자 광도파로를 제작하였으며, 도파로 구조는 LIGA 공정에 의해 제작된 니켈 성형 마스터에 의해 hot embossing기술을 이용하여 성형하였다. 도파로 크기가 48<TEX>$\times$</TEX>47<TEX>$\mu\textrm{m}$</TEX><TEX>$^{2}$</TEX>인 다중모드 광도파로를 단순 2단계 공정에 의해 제작하였으며, 0.85<TEX>$\mu\textrm{m}$</TEX>과 1.3<TEX>$\mu\textrm{m}$</TEX> 파장대역에서 측정한 다중모드 광도파로의 도파손실은 각각 0.38dB/cm와 0.66dB/cm이었다. Polymeric multi-mode optical waveguides were fabricated for parallel optical interconnection. Waveguide structures were molded by a Ni mold master using a hot embossing technique. The Ni mold master was manufactured by LIGA process. Multimode optical waveguides with a 48<TEX>$\times$</TEX>47 <TEX>${\mu}{\textrm}{m}$</TEX><TEX>$^2$</TEX>cross-section were produced by a simple two-step process. The propagation losses of the multimode waveguide measured at 0.85 <TEX>${\mu}{\textrm}{m}$</TEX> and 1.3 <TEX>${\mu}{\textrm}{m}$</TEX> wavelengths were 0.38 dB/cm and 0.66 dB/cm, respectively.

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