研究業績 2017年

年代一覧に戻る

解説記事

[1] 重松昌行, 齊藤晋聖, “創立100周年記念特集 通信技術の進化と未来への展望—通信分野が目指す社会貢献と技術の将来像— 3-3 伝送媒体 究極の高性能化とコモディティ化に向けて”, 電子情報通信学会誌, vol. 100, no. 8, pp. 789-794, Aug. 2017.

招待論文

[1] Y. Sasaki, K. Takenaga, S. Matsuo, K. Aikawa, and K. Saitoh, “Few-mode multicore fibers for long-haul transmission line”, Optical Fiber Technology, vol. 35, pp. 19-27, Feb. 2017.
[2] K. Saitoh, N. Hanzawa, T. Sakamoto, T. Fujisawa, Y. Yamashita, T. Matsui, K. Tsujikawa, and K. Nakajima, “PLC-based mode multi/delultiplexers for mode division multiplexing”, Optical Fiber Technology, vol. 35, pp. 80-92, Feb. 2017.

原著論文

[1] Y. Ishizaka, M. Nagai, T. Fujisawa, and K. Saitoh, “A photonic-plasmonic mode converter using mode-coupling-based polarization rotation for metal-inserted silicon platform”, IEICE Electronics Express, vol. 14, no. 2, pp. 1-10, Jan. 2017.
[2] Y. Ishizaka, S. Makino, T. Fujisawa, and K. Saitoh, “A metal-assisted silicon slot waveguide for highly sensitive gas detection”, IEEE Photonics Journal, vol. 9, no. 1, pp. 6800609, Feb. 2017.
[3] T. Sakamoto, T. Matsui, K. Saitoh, S. Saitoh, K. Takenaga, T. Mizuno, Y. Abe, K. Shibahara, Y. Tobita, S. Matsuo, K. Aikawa, S. Aozasa, K. Nakajima, and Y. Miyamoto, “Low-loss and low-DMD 6-mode 19-core fiber with cladding diameter of less than 250 μm”, IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 3, pp. 443-449, Feb. 2017.
[4] T. Mizuno, K. Shibahara, F. Ye, Y. Sasaki, Y. Amma, K. Takenaga, Y. Jung, K. Pulverer, H. Ono, Y. Abe, M. Yamada, K. Saitoh, S. Matsuo, K. Aikawa, M. Bohn, D. J. Richardson, Y. Miyamoto, and T. Morioka, “Long-haul dense space division multiplexed transmission over low-crosstalk heterogeneous 32-core transmission line using partial recirculating loop system”, IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 3, pp. 488-498, Feb. 2017.
[5] X. Xie, J. Tu, X. Zhou, K. Long, and K. Saitoh, “Design and optimization of 32-core rod/trench assisted square-lattice structured single-mode multi-core fiber”, Optics Express, vol. 25, no. 5, pp. 5119-5132, Mar. 2017.
[6] Y. Tobita, T. Fujisawa, T. Sakamoto, T. Matsui, S. Saitoh, K. Takenaga, K. Aikawa, S. Aozasa, K. Nakajima, and K. Saitoh, “Optimal design of 4LP-mode multicore fibers for high spatial multiplicity”, Optics Express, vol. 25, no. 5, pp. 5697-5709, Mar. 2017.
[7] T. Fujisawa, S. Makino, T. Sato, and K. Saitoh, “Low-loss, compact, and fabrication-tolerant Si-wire 90° waveguide bend using clothoid and normal curves for large scale photonic integrated circuits”, Optics Express, vol. 25, no. 8, pp. 9150-9159, Apr. 2017.
[8] T. Fujisawa and K. Saitoh, “Group delay spread analysis of coupled-multicore fibers: A comparison between weak and tight bending conditions”, Optics Communications, vol. 393, pp. 232-237, June 2017.
[9] Y. Yamashita, T. Fujisawa, S. Makino, H. Hanzawa, T. Sakamoto, T. Matsui, K. Tsujikawa, F. Yamamoto, K. Nakajima, and K. Saitoh, “Design and fabrication of broadband PLC-based 2-mode multi/demultiplexer using wavefront matching method”, IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 11, pp. 2252-2258, June 2017.
[10] S. Makino, T. Fujisawa, and K. Saitoh, “Wavefront matching method based on full-vector finite-element beam propagation method for polarization control devices”, IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 14, pp. 2840-,2845, July 2017.
[11] Y. Yamashita, S. Makino, T. Fujisawa, N. Hanzawa, T. Sakamoto, T. Matsui, K. Tsujikawa, F. Yamamoto, K. Nakajima, and K. Saitoh, “PLC-based LP11 mode rotator with curved trench structure devised from wavefront matching method”, IEEE Photonics Technology Letters, vol. 29, no. 13, pp. 1063-1066, July 2017.
[12] T. Fujisawa, T. Sato, and K. Saitoh, “Full-vector finite-element beam propagation method for helicoidal waveguides and its application to twisted photonic crystal fiber”, IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 14, pp. 2894-2901, July 2017.
[13] T. Fujisawa, Y. Amma, Y. Sasaki, S. Matsuo, K. Aikawa, K. Saitoh, and M. Koshiba, “Crosstalk analysis of heterogeneous multicore fibers using coupled-mode theory”, IEEE Photonics Journal, vol. 9, no. 5, pp. 7204108, Oct. 2017.
[14] K. Saitoh, T. Fujisawa, and T. Sato, “Coiling size dependence of group delay spread in coupled multicore fibers without intentional twisting”, IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 20, pp. 4559-4566, Oct. 2017.
[15] T. Sato, T. Fujisawa, and K. Saitoh, “Design of a high-forward-transmission all-optical diode based on cascaded side-coupled photonic crystal cavities”, Journal of Optical Society of America B, vol. 34, no. 12, pp. 2493-2500, Dec. 2017.

招待講演

[1] T. Fujisawa and K. Saitoh, “Material analysis of GeSn/SiGeSn quantum wells based on many-body theory”, IEEE Photonics Society Summer Topicals Meeting Series (SUM), Paper TuA1.1, San Juan, Puerto Rico, July 10-12, 2017.
[2] K. Saitoh, T. Fujisawa, and T. Sato, “Design and analysis of weakly- and strongly-coupled multicore fibers”, OSA Advanced Photonics Congress (APC), Paper NeTu2B.5, New Orleans, USA, July 24-27, 2017.
[3] K. Saitoh, T. Fujisawa, and T. Sato, “Weakly-coupled and strongly-coupled multicore fibers”, OptoElectronics and Communications Conference (OECC), Paper Oral 2-3B-2, Singapore, July 31-Aug 4, 2017.
[4] 石坂雄平, 藤澤 剛, 齊藤晋聖, “屈折率センサの高感度化に向けたプラズモニック導波路構造の検討”, 電子情報通信学会ソサイエティ大会, C-3-8, 東京, Sep. 12-15, 2017 (Sep. 12).(依頼講演)
[5] 藤澤 剛, 荒井昌和, 齊藤晋聖, “中赤外フォトニクス向けGeSn系量子構造と光デバイス応用”, 電子情報通信学会ソサイエティ大会, C-4-10, 東京, Sep. 12-15, 2017 (Sep. 13).(依頼講演)
[6] 齊藤晋聖, “空間分割多重伝送の現状とモード制御デバイス”, 集積光デバイスと応用技術研究会,IPDA17-2-11, 加賀市, Nov. 9-10, 2017.
[7] 齊藤晋聖,“Multicore Fiber Technology for Space Division Multiplexing (SDM)”, 第31回 光通信システムシンポジウム, 三島市, Dec. 19-20, 2017.

国際会議

[1] T. Fujisawa, Y. Yamashita, T. Sakamoto, T. Matsui, S. Makino, K. Tsujikawa, K. Nakajima, and K. Saitoh, “Scrambling-type three-mode multiplexer based on cascaded Y-branch waveguide with integrated mode rotator on PLC platform”, Optical Fiber Communication Conference (OFC 2017), Paper W1B.1, Los Angeles, USA, Mar. 19-23, 2017.
[2] T. Fujisawa, E. Taguchi, T. Sakamoto, T. Matsui, Y. Yamashita, K. Tsujikawa, K. Nakajima, and K. Saitoh, “One chip, PLC three-mode exchanger based on symmetric and asymmetric directional couplers with integrated mode rotator”, Optical Fiber Communication Conference (OFC 2017), Paper W1B.2, Los Angeles, USA, Mar. 19-23, 2017.
[3] S. Makino, M. Suga, T. Sato, T. Fujisawa, and K. Saitoh, “Ultimately low-loss and compact Si wire 90° waveguide bend composed of clothoid and normal curves for dense optical interconnect PICs”, Optical Fiber Communication Conference (OFC 2017), Paper Th3E.2, Los Angeles, USA, Mar. 19-23, 2017.
[4] T. Kobayashi, M. Nakamura, F. Hamaoka, K. Shibahara, T. Mizuno, A. Aano, H. Kawakami, A. Isoda, M. Nagatani, H. Yamazaki, Y. Miyamoto, Y. Amma, Y. Sasaki, K. Takenaga, K. Aikawa, K. Saitoh, Y. Jung, D. J. Richardson, K. Pulverer, M. Bohn, Md. Nooruzzaman, and T. Morioka, “1-Pb/s (32 SDM/46 WDM/768 Gb/s) C-band dense SDM transmission over 205.6-km of single-mode heterogeneous multi-core fiber using 96-Gbaud PDM-16QAM channels”, Optical Fiber Communication Conference (OFC 2017), Paper Th5B.1, Los Angeles, USA, Mar. 19-23, 2017.
[5] T. Sato, M. Akie, M. Arai, T. Fujisawa, and K. Saitoh, “Highly efficient GeSn electroabsorprtion modulator using higher-order-mode for mid-infrared Ge-on-Si platform”, Conference on Lasers and Electro-Optics (CLEO 2017), Paper JW2A.110, San Jose, USA, May 14-19, 2017.
[6] Y. Sasaki, H. Uemura, S. Nishimoto, K. Takenaga, K. Aikawa, S. Matsuo, T, Fujisawa, and K. Saitoh, “Multicore fiber-based 5-mode multiplexer/demultiplexer”, OptoElectronics and Communications Conference (OECC), Paper Oral 1-4B-2, Singapore, July 31-Aug. 4, 2017.
[7] D. Cheng, J. Tu, X. Zhou, K. Long, K. Saitoh, “Coupled W-type four-core fiber with low differential mode group delay for C+L band”, OptoElectronics and Communications Conference (OECC), Paper P3-068, Singapore, July 31-Aug. 4, 2017.
[8] M. Akie, T. Sato, M. Arai, T. Fujisawa, and K. Saitoh, “A compact and low-loss GeSn electroabsorprtion modulator using vertical multimode interference for mid-infrared Ge-on-Si platform”, OptoElectronics and Communications Conference (OECC), Paper P3-107, Singapore, July 31-Aug. 4, 2017.
[9] S. Ohta, S. Makino, T. Fujisawa, T. Sakamoto, T. Matsui, K. Tsujikawa, K. Nakajima, and K. Saitoh, “A proposal of Mach-Zehnder mode multi/demultiplexer for WDM/MDM optical transmission system”, OptoElectronics and Communications Conference (OECC), Paper P3-131, Singapore, July 31-Aug. 4, 2017.
[10] T. Sato, T. Fujisawa, and K. Saitoh, “High-forward-transmission all-optical diode based on cascaded L3 photonic crystal cavities”, The 24th Congress of the International Commission for Optics (ICO-24), Paper Th3E-03, Tokyo, Japan, Aug. 21-25, 2017.
[11] S. Ohta, T. Fujisawa, S. Makino, T. Sakamoto, T. Matsui, K. Tsujikawa, K. Nakajima, and K. Saitoh, “Mach-Zehnder mode/wavelength (de)multiplexer for WDM/MDM optical transmission”, European Conference on Optical Communications (ECOC 2017), Paper W.2.C.4, Gothenburg, Sweden, Sept. 17-21, 2017.
[12] K. Yoshida, T. Fujisawa, T. Sato, and K. Saitoh, “Group delay spread analysis of few-mode, coupled 3-core fibres: Optimum index profile and maximum transmission distance for strong coupling regime”, European Conference on Optical Communications (ECOC 2017), Paper P1.SC1.8, Gothenburg, Sweden, Sept. 17-21, 2017.
[13] T. Sakamoto, K. Saitoh, S. Saitoh, K. Shibahara, M. Wada, Y. Abe, A. Urushibara, K. Takenaga, T. Mizuno, T. Matsui, K. Aikawa, Y. Miyamoto, and K. Nakajima, “High spatial density six-mode seven-core fibre for repeated dense SDM transmission”, European Conference on Optical Communications (ECOC 2017), Paper Th.PDP.A.6, Gothenburg, Sweden, Sept. 17-21, 2017.
[14] Y. Sawada, S. Makino, T. Fujisawa, and K. Saitoh, “Development of fully three-dimensional wavefront matching method and its application to the design of ultrasmall Si mode converters”, IEEE Photonics Conference (IPC 2017), Paper WG1.1, Lake Buena Vista, USA, Oct. 1-5, 2017.
[15] M. Kudo, S. Ohta, E. Taguchi, T. Fujisawa, T. Sakamoto, T. Matsui, K. Tsujikawa, K. Nakajima, and K. Saitoh, “A Mach-Zehnder mode multi/demultiplexer based on Si/Silica hybrid PLC platform for WDM/MDM transmission”, IEEE Photonics Conference (IPC 2017), Paper ThF1.3, Lake Buena Vista, USA, Oct. 1-5, 2017.
[16] T. Fujisawa, E. Taguchi, T. Sakamoto, T. Matsui, K. Tsujikawa, K. Nakajima, and K. Saitoh, “Proposal of compact three-mode exchanger based on symmetric and asymmetric directional couplers with integrated mode rotator”, The 22nd Microoptics Conference (MOC 2017), Paper B-4, Tokyo, Japan, Nov. 19-22, 2017.
[17] S. Nakano, T. Fujisawa, T. Sato, and K. Saitoh, “Beam propagation analysis of optical activity and circular dichroism in helically twisted photonic crystal fiber”, The 22nd Microoptics Conference (MOC 2017), Paper P-16, Tokyo, Japan, Nov. 19-22, 2017.

研究会・シンポジウム

[1] 牧野俊太郎, 菅 将大, 藤澤 剛, 齊藤晋聖, “クロソイド曲線を用いた低損失かつ小型なシリコン細線90°曲がり導波路の提案”, 電子情報通信学会光エレクトロニクス研究会,OPE2016-155, 大阪, Jan. 18-19, 2017.
[2] 千田泰之, 藤澤 剛, 齊藤晋聖, “マクロベンド及びランダムなねじれを有する結合型マルチコアファイバのインパルス応答解析”, 電子情報通信学会光エレクトロニクス研究会,OPE2016-160, 大阪, Feb. 16-17, 2017.
[3] 佐藤孝憲, 藤澤 剛, 齊藤晋聖, “カスケード接続したサイドカップル型Siフォトニック結晶共振器の応用―アドドロップフィルタと全光ダイオード―”, 集積光デバイスと応用技術研究会,IPDA17-P07, 加賀市, Nov. 9-10, 2017.
[4] 太多 惇, 牧野俊太郎, 藤澤 剛, 坂本泰志, 松井 隆, 辻川恭三, 中島和秀, 齊藤晋聖, “テーパ導波路型3dBモードディバイダに基づく広帯域マッハ・ツェンダー型モード合分波器の作製”, 電子情報通信学会光エレクトロニクス研究会,OPE2017-94, 宮古島, Dec. 7-8, 2017.
[5] 澤田祐甫, 藤澤 剛, 齊藤晋聖, “3次元導波路不連続問題のための波面整合法の開発とSi細線導波路デバイスへの適用”, 電子情報通信学会光エレクトロニクス研究会,OPE2017-96, 宮古島, Dec. 7-8, 2017.
[6] 工藤未彩, 太多 惇, 田口恵梨, 藤澤 剛, 坂本泰志, 松井 隆, 辻川恭三, 中島和秀, 齊藤晋聖, “Si/SilicaハイブリッドPLCプラットフォームを用いたマッハ・ツェンダー型モード/波長合分波器”, 電子情報通信学会光エレクトロニクス研究会,OPE2017-99, 宮古島, Dec. 7-8, 2017.

学会講演

[1] 佐藤孝憲, 菅 将大, 牧野俊太郎, 藤澤 剛, 齊藤晋聖, “クロソイド曲線を用いた低損失かつ小型なシリコン細線90°曲がり導波路の作製”, 電子情報通信学会総合大会, C-3-10, 名古屋, Mar. 22-25, 2017.
[2] 吉田一希, 藤澤 剛, 佐藤孝憲, 齊藤晋聖, “GI型数モード結合型3コアファイバの群遅延時間解析”, 電子情報通信学会ソサイエティ大会, B-10-9, 東京, Sep. 12-15, 2017.
[3] 澤田祐甫, 藤澤 剛, 齊藤晋聖, “3次元有限要素法に基づく波面整合法によるモード変換器の最適化”, 電子情報通信学会ソサイエティ大会, C-3-3, 東京, Sep. 12-15, 2017.
[4] 工藤未彩, 太多 惇, 田口恵梨, 藤澤 剛, 坂本泰志, 松井 隆, 辻川恭三, 中島和秀, 齊藤晋聖, “Si/SilicaハイブリッドPLCプラットフォームを用いたマッハ・ツェンダー型モード合分波器”, 電子情報通信学会ソサイエティ大会, C-3-36, 東京, Sep. 12-15, 2017.