Keio University

Presentations

Yamanaka, Naoaki

121-140 items (total 588)
2025.09

EVの時空間電力託送による再生可能エネルギーの送配電網統合活用手法の検討

Speaker
家城鳳斗, 岡本聡, 重野寛, 山中直明
Conference Title
[Conference Category Domestic presentation] Dates 2025.09.04 - 2025.09.05
Presentation Format
Domestic presentation
Remarks
PE-25-135/PSE-25-158
2025.11

空孔コアファイバを用いた光ファイバ無線のRF信号出力の高パワー化及び特性評価

Speaker
五味裕樹, 藤田怜, 高木武史, 武笠和則, 岡本聡, 津田裕之, 山中直明, 松浦基晴
Conference Title
[Conference Category Domestic presentation] Dates 2025.11.10 - 2025.11.11
Presentation Format
Domestic presentation
Remarks
PN2025-20
2026.01

多入力ポートWSSとジョイントスイッチングを用いた単一WSS CD-ROADMのアーキテクチャと実証実験

Speaker
神野正彦, 佐々木龍之介, 和泉拓真, 北田将大, 宮村崇, 岡本聡, 山中直明
Conference Title
[Conference Category Domestic presentation] Dates 2026.01.15 - 2026.01.16
Presentation Format
Domestic presentation
Remarks
OCS2025-58
2026.03

アプリケーション連携型Deep Sleepを適用した省電力光給電IoT ONUシステム

Speaker
岡本聡, 山中直明
Conference Title
[Conference Category Domestic presentation] Dates 2026.03.02 - 2026.03.04
Presentation Format
Domestic presentation
Remarks
PN2025-69
2026.03

IoT を収容する光給電型ONU プロトタイプシステムの開発

Speaker
岡本聡, 山中直明
Conference Title
[Conference Category Domestic presentation] Dates 2026.03.09 - 2026.03.13
Presentation Format
Domestic presentation
2024.03

(Special Invite Talk) Aiming for the future optical networks -20 years of PN-TC and Keio future optical network open labs-

Speaker
Naoaki Yamanaka
Conference Title
[Conference Category Domestic presentation] Conference Title IEICE Technical Committee on Photonic Network (PN) Dates 2024.03.14 - 2024.03.15
Invitation Status
With
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (invited, special)
2026.03

Ultralow-Nonlinearity THz Signal Transmission over PBG HCF for Low-Latency, High-Power Fiber–Wireless Links

Speaker
Pham Tien Dat, Yuki Yoshida, Keizo Inagaki, Toshimasa Umezawa, Naokatsu Yamamoto, Atsushi Kanno, Tetsuya Kawanishi, Kouichi Akahane, Takeshi Takagi, Kazunori Mukasa, Satoru Okamoto, Hiroyuki Tsuda, and Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title The 2026 Optical Fiber Communications Conference and Exhibition (OFC2026) Dates 2026.03.17 - 2026.03.19
Presentation Format
International presentation
2025.06

Resorce Efficency of Multiband Massive Wavelength-Multiplexing Netro Networks with Rremortly Located Transceivers

Speaker
akashi Miyamura, Jun-iChi Kani, Shin Kaneko, Hideki Maeda、Satoru Okamoto, and Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title OECC/PSC2025 Dates 2025.06.29 - 2025.07.03
Presentation Format
International presentation
2025.06

Feasibility Evaluation of Hollow-Core Photonic Bandgap Fiber Cables Deployed under Campus using Private 5G ober PON Applications

Speaker
Satoru Okamoto, Naoaki Yamanaka, Hiroyuki Tsuda, Motoharu Matsuura, Takeshi Takagi, and Kazunori Mukasa
Conference Title
[Conference Category International presentation] Conference Title OECC/PSC2025 Dates 2025.06.29 - 2025.07.03
Presentation Format
International presentation
2025.06

Demonstration of Analog Radio-over-Fiber based Joint-Transmission Budgets Extension using Field-installed Hollow-Core Fiber Links

Speaker
Kojiro Nishimura, Yoshihiko Uematsu, Satoru Okamoto, and Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title OECC/PSC2025 Dates 2025.06.29 - 2025.07.03
Presentation Format
International presentation
2025.07

Analog-RoF mobile fronthaul networking testbed in Keio future photonic network open lab

Speaker
Kojiro Nishimura, Yoshihiko Uematsu, Satoru Okamoto, and Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title iPOP2025 Dates 2025.07.17 - 2025.07.18
Presentation Format
International presentation
2025.07

Power over fiber using Hollow-core fiber and its application on IoT-ONU

Speaker
Naoaki Yamanaka, Satoru Okamoto, Hiroyuki Tsuda, Motoharu Matsuura and Kazinori Mukasa
Conference Title
[Conference Category International presentation] Conference Title ICTON 2025 Dates 2025.07.06 - 2025.07.10
Presentation Format
International presentation
2024.10

Massive wavelength division network for ultra-low latency service using Hollow core fiber

Speaker
Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title 3rd International Conference and Expo on Lasers, Optics & Photonics (OPTICS2024) Dates 2024.10.21 - 2024.10.23
Presentation Format
International presentation
Conference Category
Oral presentation (keynote)
2026.03

Minimal-Hardware Single-WSS ROADM Enabling Contention-Less Optical 1+1 Protection with a Multi-Input-Port N×N WSS Employing Joint Switching

Speaker
Ryunosuke Sasaki, Takuma Izumi, Takashi Miyamura, Satoru Okamoto, Naoaki Yamanaka, and Masahiko Jinno
Conference Title
[Conference Category International presentation] Conference Title The 2026 Optical Fiber Communications Conference and Exhibition (OFC2026) Dates 2026.03.17 - 2026.03.19
Presentation Format
International presentation
2026.03

Energy-Efficient Multiband Metro Network Emulator with Physical-Layer-Impairment-Aware Digital Twin

Speaker
Takashi Miyamura, Satoru Okamoto, Masahiko Jinno, and Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title The 2026 Optical Fiber Communications Conference and Exhibition (OFC2026) Dates 2026.03.17 - 2026.03.19
Presentation Format
International presentation
2025.11

A Low-Power Consumption Metro Optical Network using Two-Node Cooperative Node Architecture

Speaker
Satsuki Jimura, Takashi Miyamura, Satoru Okamoto, and Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title The 6th IEICE-CS International Conference on Emerging Technologies for Communications (ICETC2025) Dates 2025.11.26 - 2025.11.28
Presentation Format
International presentation
2025.08

M3 Wavenet: Multiband Massive Wavelength-Multiplexing Metro Networks Enabling User Direct Wavelength Connection

Speaker
Takashi Miyamura, Satoru Okamoto, Masahiko Jinno, and Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title The 34th International Conference on Computer Communications and Networks (ICCCN 2025) Dates 2025.08 - 2025.08
Presentation Format
International presentation
2025.11

Ultra-High Splitting Ratio Access Network With Optically Powered Amplifier Using a Hollow Core Fiber

Speaker
M. Miyasugi, S. Kimura, Y. Seki, Y. Maetani, S. Okamoto, N. Yamanaka, M. Matsuura, T. Takagi, K. Mukasa, Z. Liu, and H. Tsuda
Conference Title
Conference Title IEEE Photonics Conference Dates 2025.11.09 - 2025.11.13
2026.02

Keio university future photonic network open research center having very low delay hollow core fiber field and its application research

Speaker
Naoaki Yamanaka
Conference Title
[Conference Category International presentation] Conference Title ICNC 2026 Dates 2026.02.16 - 2026.02.19
Presentation Format
International presentation
2025.03

超多分岐PON実現に向けた非等距離二芯化10G-EPONの動作実験

Speaker
岡本聡, 石山貴大, 山中直明
Conference Title
[Conference Category Domestic presentation] Dates 2025.03.24 - 2025.03.28
Presentation Format
Domestic presentation