Academic Journal

2024

• Digital coherent receiver enabling Nyquist wavelength demultiplexing under frequency offset and receiver-side IQ impairments
  T. Kuno, Y. Mori, and H. Hasegawa
  IEEE/Optica Journal of Lightwave Technology, vol. 42, no. 5, pp. 1409-1422, March 2024.
• Demonstration of spectrum narrowing mitigation based on recurrent neural networks for ultra-dense WDM networks
  R. Shiraki, Y. Mori, and H. Hasegawa
  Optica Optics Letters, vol. 49, no. 4, pp. 947-950, February 2024.
• Demodulation framework based on machine learning for unrepeated transmission systems
  R. Shiraki, Y. Mori, and H. Hasegawa
  IEICE Transactions on Communications, vol. E107.B no. 1, pp. 39-48, January 2024.

International Conference

2024

• Laser-frequency transition measurement using coherent receivers with coded local oscillators
  K. Kagawa, T. Kuno, R. Higuchi, Y. Mori, and H. Hasegawa
  IEEE Photonics Conference (IPC), paper MD1.2, Rome, Italy, November 2024.
• Robustness of adaptive symbol decision against transmitter impairments on GS-QAM signals
  T. Sekizuka, T. Kuno, R. Higuchi, Y. Mori, and H. Hasegawa
  IEEE Photonics Conference (IPC), paper TuF3.3, Rome, Italy, November 2024.
• 11,520×11,520 optical circuit switch for intra- and inter-datacenter converged networks
  T. Kuno, Y. Mori, and H. Hasegawa
  IEEE Photonics Conference (IPC), paper MD2.2, Rome, Italy, November 2024.
• Cost-effective network-facility upgrade scheme enabling incremental transition to multiband optical networks
  H. Yuasa, Y. Mori, and H. Hasegawa
  European Conference on Optical Communication (ECOC), paper W2A.91, Frankfurt, Germany, September 2024.
• Demonstration of 12,288 × 12,288 optical circuit switch with 17.2 Pbps throughput for intra-datacentre networks
  T. Kuno, Y. Mori, and H. Hasegawa
  European Conference on Optical Communication (ECOC), paper W2A.125, Frankfurt, Germany, September 2024.
• Demonstration of low-complexity digital coherent receivers for intra-datacenter networks
  T. Kuno, T. Mitsuya, Y. Mori, and H. Hasegawa
  IEEE Summer Topicals Meeting Series Co-Located with Photonics in Switching and Computing, paper TuA2.4, Bridgetown, Barbados, July 2024.
• Multi-layered optical network architecture with coarse-granularity-routing optical bypass
  H. Yuasa, K. Cruzado, Y. Mori, S.-C. Lin, M. Matsuura, S. Subramaniam, K. Hosokawa, S. Yanagimachi, and H. Hasegawa
  International Conference on Optical Network Design and Modeling (ONDM), Madrid, Spain, July 2024.
• Experimental demonstration of NN-based symbol decision to mitigate transmitter impairments
  T. Sekizuka, T. Kuno, R. Higuchi, T. Ochiai, Y. Mori, and H. Hasegawa
  OptoElectronics and Communications Conference (OECC), paper MoB1-4, Melbourne, Australia, June 2024.
• Capacity-bound evaluation and routing and spectrum assignment for elastic optical path networks with distance-adaptive modulation
  K. Cruzado, Y. Mori, S.-C. Lin, M. Matsuura, S. Subramaniam, and H. Hasegawa
  Optica Optical Fiber Communication Conference (OFC), paper W3C.6, San Diego, USA, March 2024.
• Cost-effective capacity enhancement of survivable optical networks by supplemental band expansion and backup resource sharing
  D. Saito, Y. Mori, K. Hosokawa, S. Yanagimachi, and H. Hasegawa
  Optica Optical Fiber Communication Conference (OFC), paper W1C.2, San Diego, USA, March 2024.
• Intra-datacenter optical circuit switch architecture with multi-band transmission technologies
  T. Kuno, R. Higuchi, K. Satake, H. Yuasa, Y. Mori, and H. Hasegawa
  Optica Optical Fiber Communication Conference (OFC), paper M2G.3, San Diego, USA, March 2024.
• Robustness of digital subcarrier systems to laser phase noise and chromatic dispersion
  K. Satake, Y. Mori, R. Shiraki, and H. Hasegawa
  Proc. SPIE 12894, Next-Generation Optical Communication: Components, Sub-Systems, and Systems XIII, 1289403, March 2024. Optical Communications Best Student Paper Award