フェロー／上席特別研究員／特別研究員

表彰

• 国際会議ONDM 2009　Best Paper Award
• 電子情報通信学会 フォトニックネットワーク研究会　2016年PN研究賞

学会役員等

• 2014～2018　電子情報通信学会　フォトニックネットワーク(PN)研究会　幹事補佐
• 2018～現在　電子情報通信学会　フォトニックネットワーク(PN)研究会　幹事
• 2023～現在　電子情報通信学会　会誌編集委員会　編集特別幹事
• 国際会議iPOP 2021　TPC Secretary
• 国際会議OECC/PSC 2022　Publication Committee Member
• 国際会議iPOP 2023　Local Arrangement Chair
• 国際会議OECC/PSC 2025　Publication Committee Member

論文（直近5年間程度、共著含む）

1. Hiroki Kawahara, Kohei Saito, Masahiro Nakagawa, Takashi Kubo, Takeshi Seki, Takeshi Kawasaki, and Hideki Maeda, "Real-time experiment and numerical analysis of highly-survivable adaptive restoration for high-capacity optical signal transmission," IEICE Transactions on Communications, vol. E104-B, no. 4, pp. 360-369, Apr. 2020.
2. Masahiro Nakagawa, Hiroki Kawahara, Takeshi Seki, and Takashi Miyamura, "Highly efficient multi-band optical networks with wavelength-selective band switching," IEICE TRANSACTIONS on Communications, vol. E106-B, no. 5, pp. 416-426, May 2023.
3. 中川雅弘, 関 剛志, 宮村 崇, 桑原 健, "Beyond 5G時代のインフラを支える高効率・高柔軟光ネットワーキング技術," 電子情報通信学会 通信ソサイエティマガジン B-plus, 2023秋号, No. 66, pp. 145-152, 2023年9月.
4. H. Minami, K. Hirose, T. Fukatani, M. Nakagawa, T. Seki et al., "Low-penalty band-switchable multi-band optical cross-connect using PPLN-based inter-band wavelength converters," J. Lightw. Technol., vol. 42, no. 4, pp. 1242-1249, Feb. 2024.
5. M. Nakagawa, H. Minami, T. Fukatani, T. Seki, R. Hayashi, and T. Kuwahara, "Multi-band optical networking: Recent advances toward IOWN all-photonics network," IEICE TRANSACTIONS on Communications, vol. E107-B, no. 12, pp. 842-851, Dec. 2024.
6. H. Minami, T. Fukatani, M. Nakagawa, T. Seki et al., "Band-switchable multi-band optical cross-connect using PPLN-based all-optical inter-band wavelength converters," J. Lightw. Technol., vol. 43, no. 4, pp. 1725-1735, Feb. 2025.

国際会議（直近5年間程度、共著含む）

1. Masahiro Nakagawa, Hiroki Kawahara, Kana Masumoto, Toshiya Matsuda, and Kazuyuki Matsumura, "Performance evaluation of multi-band optical networks employing distance-adaptive resource allocation," Proc. OECC 2020, Oct. 2020.
2. Hiroki Kawahara, Masahiro Nakagawa, Takeshi Seki, and Takashi Miyamura, "Experimental demonstration of wavelength-selective band/direction- switchable multi-band OXC using an inter-band all-optical wavelength converter," Proc. ECOC 2020, paper Tu1H-5, Dec. 2020.
3. Masahiro Nakagawa, Hiroki Kawahara, Takeshi Seki, and Takashi Miyamura, "Adaptive link-by-link band allocation: A novel adaptation scheme in multi-band optical networks," Proc. ONDM 2021, June/July 2021.
4. Toshiya Matsuda, Kota Nishiyama, Kana Masumoto, Masahiro Nakagawa, and Takashi Miyamura, "Ultra-low latency short packet transmission experiments with optical bus platform based on PCIe," Proc. OFC 2022, paper Tu3G.2, Mar. 2022.
5. Masahiro Nakagawa, Takeshi Seki, and Takashi Miyamura, "Techno-economic potential of wavelength-selective band-switchable OXC in S+C+L band optical networks," Proc. OFC 2022, paper W2A.24, Mar. 2022.
6. Haruka Minami, Kenta Hirose, Takafumi Fukatani, Masahiro Nakagawa, Takeshi Seki et al., "Experimental demonstration of cascadable PPLN-based inter-band wavelength converters for band-switchable multi-band optical cross-connect," Proc. OFC 2023, paper M4G.1., Mar. 2023.
7. Masahiro Nakagawa, "Recent progress of multi-band optical networking technologies toward realizing IOWN All-Photonics Network," ICETC 2023, I4-1, Nov./Dec. 2023.
8. Haruka Minami, Takafumi Fukatani, Masahiro Nakagawa, Takeshi Seki et al., "Cascadability of PPLN-based inter-band wavelength conversion for band-switchable multi-band optical cross-connect," Proc. OFC 2024, paper W3B.1, Mar. 2024.
9. M. Nakagawa, T. Fukatani, T. Seki, R. Hayashi, and T. Kuwahara, "QoT-aware adaptive multi-band networking over hybrid fibers enabled by wavelength-selective band switching," Proc. OFC 2024, paper Th2A.34, Mar. 2024.
10. M. Nakagawa, T. Seki, R. Hayashi, and T. Kuwahara, "Impact of wavelength-selective band switching on path protection in multi-band optical networks," Proc. ICC 2024, DOI: 10.1109/ICC51166.2024.10622829, June 2024.

技術キーワード

光ノードシステム、光ネットワーク、超広帯域光伝送、オールフォトニクス・ネットワーク