Multi-Core Fiber Technology for SDM: Coupling Mechanisms and Design von Saitoh, Kunimasa

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Low-loss, compact, and fabrication-tolerant Si-wire 90° waveguide bend using clothoid and normal curves for large scale photonic integrated circuits von Fujisawa, Takeshi, Makino, Shuntaro, Sato, Takanori, Saitoh, Kunimasa

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Arbitrary polarization and orbital angular momentum generation based on spontaneously broken degeneracy in helically twisted ring-core photonic crystal fibers von Fujisawa, Takeshi, Saitoh, Kunimasa

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Arbitrary higher-order optical spatial state generation by using spontaneously broken degeneracy modes in helically twisted ring-core hole assisted fibers von Fujisawa, Takeshi, Saitoh, Kunimasa

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Simple analytical expression for crosstalk estimation in homogeneous trench-assisted multi-core fibers von Ye, Feihong, Tu, Jiajing, Saitoh, Kunimasa, Morioka, Toshio

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Multi-core fiber design and analysis: coupled-mode theory and coupled-power theory von Koshiba, Masanori, Saitoh, Kunimasa, Takenaga, Katsuhiro, Matsuo, Shoichiro

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Off-axis core transmission characteristics of helically twisted photonic crystal fibers von Fujisawa, Takeshi, Saitoh, Kunimasa

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Broadband and compact silicon mode converter designed using a wavefront matching method von Sawada, Yusuke, Fujisawa, Takeshi, Saitoh, Kunimasa

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Analytical Expression of Average Power-Coupling Coefficients for Estimating Intercore Crosstalk in Multicore Fibers von Koshiba, Masanori, Saitoh, Kunimasa, Takenaga, Katsuhiro, Matsuo, Shoichiro

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Broadband silicon four-mode multi/demultiplexer designed by a wavefront matching method von Sawada, Yusuke, Fujisawa, Takeshi, Sato, Takanori, Saitoh, Kunimasa

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Geometric-phase-induced arbitrary polarization and orbital angular momentum generation in helically twisted birefringent photonic crystal fiber von Fujisawa, Takeshi, Saitoh, Kunimasa

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The Effect of Core Offset on the Mode Converting Characteristics in Twisted Single Mode Fibers von Nakano, Sota, Fujisawa, Takeshi, Saitoh, Kunimasa

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Proposal of mosaic-based 2 × 2 3-dB couplers for prospective on-chip communication in mid-infrared wavelengths around 2.1 µm von Muratsubaki, Taichi, Fujisawa, Takeshi, Sato, Takanori, Saitoh, Kunimasa

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Physical interpretation of intercore crosstalk in multicore fiber: effects of macrobend, structure fluctuation, and microbend von Hayashi, Tetsuya, Sasaki, Takashi, Sasaoka, Eisuke, Saitoh, Kunimasa, Koshiba, Masanori

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Group delay spread analysis of strongly coupled 3-core fibers: an effect of bending and twisting von Fujisawa, Takeshi, Saitoh, Kunimasa

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A Novel Algorithm of Wavefront-Matching Method for Stable and Efficient Design of Si Waveguides von Sawada, Yusuke, Fujisawa, Takeshi, Sato, Takanori, Saitoh, Kunimasa

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Development of the Wavefront Matching Method Based on the 3-D Finite-Element Method and Its Application to Si-wire Mode Converters von Sawada, Yusuke, Sato, Takanori, Fujisawa, Takeshi, Saitoh, Kunimasa

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Spatial Density and Splicing Characteristic Optimized Few-Mode Multi-Core Fiber von Sakamoto, Taiji, Saitoh, Kunimasa, Saitoh, Shota, Abe, Yoshiteru, Takenaga, Katsuhiro, Urushibara, Azusa, Wada, Masaki, Matsui, Takashi, Aikawa, Kazuhiko, Nakajima, Kazuhide

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Multicore Fiber Technology von Saitoh, Kunimasa, Matsuo, Shoichiro

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Full-Vector Finite-Element Beam Propagation Method for Helicoidal Waveguides and Its Application to Twisted Photonic Crystal Fibers von Fujisawa, Takeshi, Sato, Takanori, Saitoh, Kunimasa

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