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Hokkaido University Collection of Scholarly and Academic Papers >
Showing results 1 to 20 of 53
| Type | Author(s) | Title | Other Titles | Citation | Citation(alt) | Issue Date | | article | Fujisawa, Takeshi; Saitoh, Kunimasa | Geometric-phase-induced arbitrary polarization and orbital angular momentum generation in helically twisted birefringent photonic crystal fiber | - | Photonics Research | - | 1-Aug-2020 |
| article | Shirata, Motoki; Fujisawa, Takeshi; Sakamoto, Taiji; Matsui, Takashi; Nakajima, Kazuhide; Saitoh, Kunimasa | Design of small mode-dependent-loss scrambling-type mode (de) multiplexer based on PLC | - | Optics express | - | 30-Mar-2020 |
| article | Fujisawa, Takeshi; Takano, Junya; Sawada, Yusuke; Sakamoto, Taiji; Matsui, Takashi; Nakajima, Kazuhide; Saitoh, Kunimasa | A novel Si four-wavelength multiplexer for 100/400GbE using higher-order mode composed of (a)symmetric directional couplers and TE1-TM0 mode converter | - | Optics express | - | 9-Dec-2019 |
| article | Sato, Takanori; Fujisawa, Takeshi; Saitoh, Kunimasa | All-Optical Diode Suppressing Broadband Backward Transmission Using Single- and Four-Port Photonic Crystal Cavities | - | IEEE photonics journal | - | Feb-2019 |
| article (author version) | Akie, Minami; Fujisawa, Takeshi; Sato, Takanori; Arai, Masakazu; Saitoh, Kunimasa | GeSn/SiGeSn Multiple-Quantum-Well Electroabsorption Modulator With Taper Coupler for Mid-Infrared Ge-on-Si Platform | - | IEEE journal of selected topics in quantum electronics | - | Nov-2018 |
| article | Ohta, S.; Fujisawa, T.; Makino, S.; Sakamoto, T.; Matsui, T.; Tsujikawa, K.; Nakajima, K.; Saitoh, K. | Si-based Mach-Zehnder wavelength/mode multi/demultiplexer for a WDM/MDM transmission system | - | Optics express | - | 11-Jun-2018 |
| article | Fujisawa, Takeshi; Amma, Yoshimichi; Sasaki, Yusuke; Matsuo, Shoichiro; Aikawa, Kazuhiko; Saitoh, Kunimasa; Koshiba, Masanori | Crosstalk Analysis of Heterogeneous Multicore Fibers Using Coupled-Mode Theory | - | IEEE photonics journal | - | Oct-2017 |
| article (author version) | Yamashita, Yoko; Makino, Shuntaro; Fujisawa, Takeshi; Hanzawa, Nobutomo; Sakamoto, Taiji; Matsui, Takashi; Tsujikawa, Kyozo; Yamamoto, Fumihiko; Nakajima, Kazuhide; Saitoh, Kunimasa | PLC-Based LP11 Mode Rotator With Curved Trench Structure Devised From Wavefront Matching Method | - | IEEE photonics technology letters | - | 1-Jul-2017 |
| article (author version) | Fujisawa, Takeshi; Saitoh, Kunimasa | Group delay spread analysis of coupled-multicore fibers : A comparison between weak and tight bending conditions | - | Optics communications | - | 15-Jun-2017 |
| article | Ishizaka, Yuhei; Nagai, Masaru; Fujisawa, Takeshi; Saitoh, Kunimasa | A photonic-plasmonic mode converter using mode-coupling-based polarization rotation for metal-inserted silicon platform | - | IEICE electronics express | - | 25-Jan-2017 |
| article (author version) | Sato, Takanori; Makino, Shuntaro; Fujisawa, Takeshi; Saitoh, Kunimasa | Design of a reflection-suppressed all-optical diode based on asymmetric L-shaped nonlinear photonic crystal cavity | - | Journal of the Optical Society of America B | - | 1-Jan-2016 |
| article (author version) | Fujisawa, Takeshi; Saitoh, Kunimasa | Quantum-Confined Stark Effect Analysis of GeSn/SiGeSn Quantum Wells for Mid-Infrared Si-Based Electroabsorption Devices Based on Many-Body Theory | - | IEEE journal of quantum electronics | - | Nov-2015 |
| article (author version) | Sato, Takanori; Makino, Shuntaro; Ishizaka, Yuhei; Fujisawa, Takeshi; Saitoh, Kunimasa | A rigorous definition of nonlinear parameter γ and effective area A_eff for photonic crystal optical waveguides | - | Journal of the Optical Society of America B | - | 1-Jun-2015 |
| article (author version) | Fujisawa, Takeshi; Saitoh, Kunimasa | Material Gain Analysis of GeSn/SiGeSn Quantum Wells for Mid-Infrared Si-Based Light Sources Based on Many-Body Theory | - | IEEE journal of quantum electronics | - | May-2015 |
| article | Saitoh, Kunimasa; Uematsu, Takui; Hanzawa, Nobutomo; Ishizaka, Yuhei; Masumoto, Kohei; Sakamoto, Taiji; Matsui, Takashi; Tsujikawa, Kyozo; Yamamoto, Fumihiko | PLC-based LP11 mode rotator for mode-division multiplexing transmission | - | Optics Express | - | 11-Aug-2014 |
| article | Uematsu, Takui; Kitayama, Tetsuya; Ishizaka, Yuhei; Saitoh, Kunimasa | Ultra-Broadband Silicon-Wire Polarization Beam Combiner/Splitter Based on a Wavelength Insensitive Coupler With a Point-Symmetrical Configuration | - | IEEE photonics journal | - | Feb-2014 |
| article | Hanzawa, Nobutomo; Saitoh, Kunimasa; Sakamoto, Taiji; Matsui, Takashi; Tsujikawa, Kyozo; Koshiba, Masanori; Yamamoto, Fumihiko | Two-mode PLC-based mode multi/demultiplexer for mode and wavelength division multiplexed transmission | - | Optics express | - | 4-Nov-2013 |
| article | Ishizaka, Yuhei; Saitoh, Kunimasa; Koshiba, Masanori | Transmission-Efficient Structures of Bent and Crossing Silicon Slot Waveguides | - | IEEE photonics journal | - | Oct-2013 |
| article | Matsuo, Shoichiro; Sasaki, Yusuke; Akamatsu, Tsuyoshi; Ishida, Itaru; Takenaga, Katsuhiro; Okuyama, Kazuhiro; Saitoh, Kunimasa; Koshiba, Masanori | 12-core fiber with one ring structure for extremely large capacity transmission | - | Optics Express | - | 17-Dec-2012 |
| article | Sasaki, Yusuke; Takenaga, Katsuhiro; Guan, Ning; Matsuo, Shoichiro; Saitoh, Kunimasa; Koshiba, Masanori | Large-effective-area uncoupled few-mode multi-core fiber | - | Optics Express | - | 10-Dec-2012 |
Showing results 1 to 20 of 53
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