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| Chair |
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Ryuichi Sugizaki (Furukawa Electric) |
| Vice Chair |
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Masahiro Nakagawa (NTT), Motoharu Matsuura (Univ. of Electr-Comm.), Noboru Yoshikane (KDDI Research) |
| Secretary |
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Takafumi Tanaka (NTT), Yojiro Mori (Toyota Technological Institute) |
| Assistant |
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Shiraki Ryuta (Kyoto Univ.), Chao ZHANG (Kogakuin Univ.) |
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| Conference Date |
Mon, Aug 31, 2026 10:00 - 17:55
Tue, Sep 1, 2026 09:15 - 15:15 |
| Topics |
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| Conference Place |
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| Registration Fee |
This workshop will be held as the IEICE workshop in fully electronic publishing. Registration fee will be necessary except the speakers and participants other than the participants to workshop(s) in non-electronic publishing. See the registration fee page. We request the registration fee or presentation fee to participants who will attend the workshop(s) on PN. |
Mon, Aug 31 AM
10:00 - 10:05 |
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10:00-10:05 |
( 5 min. ) |
Mon, Aug 31 AM
10:05 - 11:45 |
| (1) |
10:05-10:30 |
Evaluation of point to multi point WDM transmission using digital multi-carrier XR Optics and PON signals |
Toyoda Kazushi (Furukawa) |
| (2) |
10:30-10:55 |
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.) |
| (3) |
10:55-11:20 |
Compensation of Branch-Dependent IQ Imbalance in Sub-Band-Divided Digital Coherent Receivers |
Kazuma Hayakawa (TTI), Takuma Kuno (Nagoya Univ.), Yojiro Mori (TTI) |
| (4) |
11:20-11:45 |
Computational Complexity Reduction in Symbol Detection Using Binary Decomposition-Based Neural Networks for Multi-Level Modulation Signals |
Masaharu Masuda (TTI), Taisei Sekizuka, Takuma Kuno (Nagoya Univ.), Lantian Wei, Yojiro Mori (TTI) |
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11:45-13:00 |
( 75 min. ) |
Mon, Aug 31 PM
13:00 - 14:40 |
| (5) |
13:00-13:25 |
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.) |
| (6) |
13:25-13:50 |
Optical Filter Estimation in a Wavelength-Selective Switch Using Digital Longitudinal Monitoring under Intra-Band Crosstalk |
Yota Sagara, Ryuta Shiraki, Eiji Oki (Kyoto Univ.) |
| (7) |
13:50-14:15 |
OSNR Estimation Using Distance-Correlation-Based Phase Noise Temporal Correlation |
Shunta Muto, Itsuro Morita (Waseda Univ.) |
| (8) |
14:15-14:40 |
Stabilization at Band Boundaries in Broadband Coherent Frequency Measurement Using Intensity-Encoded Local Oscillators |
Otowa Hanaki (TTI), Taisei Sekizuka, Takuma Kuno (Nagoya Univ.), Yojiro Mori (TTI) |
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14:40-14:50 |
Break ( 10 min. ) |
Mon, Aug 31 PM
14:50 - 16:55 |
| (9) |
14:50-15:15 |
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) |
| (10) |
15:15-15:40 |
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) |
| (11) |
15:40-16:05 |
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.) |
| (12) |
16:05-16:30 |
Scalable Layered Optical Networks Based on Fixed-Size Cross-Connect Modules with Different Routing Granularities |
Izuru Makino, Shunya Shimoi, Takuma Kuno (Nagoya Univ.), Yojiro Mori (Toyota Tech. Inst.), Kohei Hosokawa, Shigeyuki Yanagimachi (NEC), Hiroshi Hasegawa (Nagoya Univ.) |
| (13) |
16:30-16:55 |
Lumped Raman Amplifier with U-band Loss Suppressed DCF |
Shunya Hayashi, Michihiro Nakanishi, Shigehiro Takasaka, Junji Yoshida, Ryuichi Sugizaki (Furukawa Electric) |
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16:55-17:05 |
Break ( 10 min. ) |
Mon, Aug 31 PM
17:05 - 17:55 |
| (14) |
17:05-17:55 |
[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) |
Tue, Sep 1 AM
09:15 - 12:20 |
| (15) |
09:15-09:40 |
[Invited Lecture]
AI fabric use case and Design consideration |
Shishio Tsuchiya (Arista) |
| (16) |
09:40-10:05 |
[Invited Lecture]
Optical Technologies from an AI Data Center Operator's Perspective: Current Status and Future Outlook |
Takashi Inoue (SAKURA internet) |
| (17) |
10:05-10:30 |
[Invited Lecture]
Toward an Ultimate Cyber Infrastructure via Optical Total Disaggregation
-- Integrating Optical Path Direct and Dataflow -- |
Kenji Mizutani, Kiyo Ishii, Tatsuya Usuki, Keijiro Suzuki, Shu Namiki (AIST) |
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10:30-10:40 |
Break ( 10 min. ) |
| (18) |
10:40-11:05 |
[Invited Lecture]
Technologies and Future Outlook for Next-Generation AI Data Center Networks |
Katsumi Fukumitsu (1Finity) |
| (19) |
11:05-11:30 |
[Invited Lecture]
Optical Networks for AI Data Centers: Roles and Future Prospects
-- AI for optical network and AI by optical network -- |
Takahito Tanimura (Hitachi) |
| (20) |
11:30-11:55 |
[Invited Lecture]
Highly Scalable Optical AI Interconnects with Advanced Optical Technologies |
Kazuya Anazawa (NTT Inc.) |
| (21) |
11:55-12:20 |
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12:20-13:30 |
( 70 min. ) |
Tue, Sep 1 PM
13:30 - 15:10 |
| (22) |
13:30-13:55 |
A Study on Routing Method Considering Connectivity for Low Latency Space Backbone Networks |
Yusuke Hirota (NICT) |
| (23) |
13:55-14:20 |
Performance Evaluation of Hybrid In-Link and Path Protection in High-Parallelism Optical Networks |
Haruki Matsunaga, Yusuke Iida, Shunya Shimoi, Takuma Kuno, Hiroshi Hasegawa (Nagoya Univ.) |
| (24) |
14:20-14:45 |
Shared Backup Path Selection Considering Penalty Application to Primary Paths in Elastic Optical Networks |
Koichi Morita, Ken-ichi Baba (Kogakuin Univ.) |
| (25) |
14:45-15:10 |
A Study on Routing Control considering Holding Time at Destination in Distributed Control SDM-EON |
Takuma Saito, Ken-ichi Baba (Kogakuin Univ.) |
Tue, Sep 1 PM
15:10 - 15:15 |
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15:10-15:15 |
( 5 min. ) |
| Announcement for Speakers |
| General Talk | Each speech will have 20 minutes for presentation and 5 minutes for discussion. |
| Invited Lecture | Each speech will have 20 minutes for presentation and 5 minutes for discussion. |
| Invited Talk | Each speech will have 40 minutes for presentation and 10 minutes for discussion. |
| Contact Address and Latest Schedule Information |
| PN |
Technical Committee on Photonic Network (PN) [Latest Schedule]
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| Contact Address |
Takafumi Tanaka (NTT)
Email:        mg hco 
Yojiro Mori (TTI)
Email:     -  |
Last modified: 2026-06-26 08:50:13
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