IEICE Technical Report

Online edition: ISSN 2432-6380

Photonic Network

Workshop Date : 2026-08-31 - 2026-09-01 / Issue Date : 2026-08-24

PN2026-11
Point-to-Multipoint WDM Transmission of Digital Subcarrier-Based XR Optics and PON Signals over Access Networks
Toyoda Kazushi, Kenichi Goto (Furukawa)
pp. 1 - 5

PN2026-12
Coordinated Processing of Subcarrier Demultiplexing and Receiver-Side IQ Impairment Compensation under Frequency Offset
Juan Nishi, Taisei Sekizuka, Takuma Kuno (Nagoya Univ.), Yojiro Mori (Toyota Tech. Inst.), Hiroshi Hasegawa (Nagoya Univ.)
pp. 6 - 12

PN2026-13
Compensation for Branch-Dependent IQ Imbalance in Subband-Divided Digital Coherent Receivers
Kazuma Hayakawa (TTI), Takuma Kuno (Nagoya Univ.), Lantian Wei, Yojiro Mori (TTI)
pp. 13 - 16

PN2026-14
Computational Complexity Reduction in Neural-Network-Based Symbol Detection for Multilevel Modulation via Binary Decomposition
Masaharu Masuda (TTI), Taisei Sekizuka, Takuma Kuno (Nagoya Univ.), Lantian Wei, Yojiro Mori (TTI)
pp. 17 - 22

PN2026-15
Study on Localization of Heterogeneous Fiber Type Using Inverse Scattering Transform
Ryosuke Takagi (Osaka Univ.), Takumi Motomura, Shoichiro Oda, Yuki Yoshida, Hideaki Furukawa (NICT), Akihiro Maruta, Ken Mishina (Osaka Univ.)
pp. 23 - 30

PN2026-16
Optical Filter Estimation in a Wavelength-Selective Switch Using Digital Longitudinal Monitoring under Intra-Band Crosstalk
Yota Sagara, Ryuta Shiraki, Eiji Oki (Kyoto Univ.)
pp. 31 - 35

PN2026-17
A Study on OSNR Estimation Based on a Nonlinear-Noise Feature Using Distance Correlation
Shunta Muto, Itsuro Morita (Waseda Univ.)
pp. 36 - 41

PN2026-18
Stabilization of Frequency Estimation at Band Boundaries in Broadband Coherent Frequency Measurement Using Intensity-Coded Local Oscillators
Otowa Hanaki (TTI), Taisei Sekizuka, Takuma Kuno (Nagoya Univ.), Lantian Wei, Yojiro Mori (TTI)
pp. 42 - 47

PN2026-19
Ultra-Dense WDM Transmission Using SSB A-RoF Signals Over a Hollow-Core Fiber
Natsuhiro Yamada, Kimitami Yanai, Satoshi Fujita (UEC), Takeshi Takagi, Kazunori Mukasa (Lightera Japan), Motoharu Matsuura (UEC/Keio Univ.)
pp. 48 - 54

PN2026-20
Optically Powered Remote Unit With Uplink Remote Modulation Using a Pure-Silica Inner Cladding Double-Clad Fiber
Satoshi Fujita, Naoto Ohnishi, Ryotaro Osada (UEC), Shih-Chun Lin (NCSU), Suresh Subramaniam (GWU), Hiroshi Hasegawa (Nagoya Univ.), Motoharu Matsuura (UEC)
pp. 55 - 59

PN2026-21
Performance Evaluation and Routing Granularity Optimization for Multi-Granularity Routing Layered Optical Networks
Koki Kidani, Hayato Yuasa, Takuma Kuno (Nagoya Univ.), Yojiro Mori (Toyota Tech. Inst.), Hiroshi Hasegawa (Nagoya Univ.)
pp. 60 - 66

PN2026-22
Multi-Granular-Routing Layered Optical Networks with Modular Cross-Connects
Izuru Makino, Shunya Shimoi, Takuma Kuno (Nagoya Univ.), Yojiro Mori (Toyota Tech. Inst.), Hiroshi Hasegawa (Nagoya Univ.)
pp. 67 - 72

PN2026-23
Lumped Raman Amplifier with U-band Loss Suppressed DCF
Shunya Hayashi, Michihiro Nakanishi, Shigehiro Takasaka, Junji Yoshida, Ryuichi Sugizaki (Furukawa Electric)
pp. 73 - 79

PN2026-24
[Invited Talk] Toward Further Expansion of the IOWN APN and the Realization of Digital Infrastructure
Rie Hayashi, Masahiro Nakagawa, Kota Nishiyama, Hiroki Mori, Takafumi Fukatani, Takeshi Seki (NTT)
pp. 80 - 83

PN2026-25
[Invited Lecture] AI fabric use case and Design consideration
Shishio Tsuchiya (Arista)
p. 84

PN2026-26
[Invited Lecture] Optical Technologies from an AI Data Center Operator's Perspective: Current Status and Future Outlook
Takashi Inoue (SAKURA internet)
pp. 85 - 87

PN2026-27
[Invited Lecture] Initial Study of Timing-Aware Optical Dataflow Control toward Optical Total Disaggregation
Kenji Mizutani, Kiyo Ishii, Tatsuya Usuki, Keijiro Suzuki, Shu Namiki (AIST)
pp. 88 - 95

PN2026-28
[Invited Lecture] Technologies and Future Outlook for Next-Generation AI Data Center Networks
Katsumi Fukumitsu (1Finity)
pp. 96 - 102

PN2026-29
[Invited Lecture] Optical Networks for AI Data Centers: Roles and Future Prospects -- Network Automation by AI Agents --
Takahito Tanimura (Hitachi)
pp. 103 - 107

PN2026-30
[Invited Lecture] Highly Scalable Optical AI Interconnects with Advanced Optical Technologies
Kazuya Anazawa (NTT Inc.)
pp. 108 - 112

PN2026-31
A Study on Residual-Lifetime Routing for Optical Inter-Satellite Links in Low-Latency Optical Backbone Networks
Yusuke Hirota, Shoichiro Oda, Hideaki Kotake, Toshimasa Umezawa, Satoshi Shinada (NICT)
pp. 113 - 120

PN2026-32
Hybrid In-Link and Path Protection in Optical Networks with High Link Parallelism
Haruki Matsunaga, Yusuke Iida, Shunya Shimoi, Hayato Yuasa, Takuma Kuno, Hiroshi Hasegawa (Nagoya Univ.)
pp. 121 - 125

PN2026-33
Shared Backup Path Selection Using Utilization-Based Penalty in SDM Elastic Optical Networks
Koichi Morita, Ken-ichi Baba (Kogakuin Univ.)
pp. 126 - 131

PN2026-34
A Study on Minimum-Hop Path Selection considering Holding Time at Destination in Distributed Control SDM-EON
Takuma Saito, Ken-ichi Baba (Kogakuin Univ.)
pp. 132 - 136

Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.

The Institute of Electronics, Information and Communication Engineers (IEICE), Japan