Presentations -
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Proof-of-Principle Frequency-Bin Quantum Key Distribution with Biphoton Frequency Combs
Murat Can Sarihan, Kai-Chi Chang, Xiang Cheng, Hiroyuki Tsuda, Chee Wei Wong
CLEO 2021 (U. S. A.) ,
2021.05,Oral presentation (general)
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Study of a demultiplexing scheme for mode multiplexed signals using neural network signal processing
Naoya Takahashi and Hiroyuki Tsuda
2020 International Conference on Emerging Technologies for Communications (Tokyo, Japan) ,
2020.12,Oral presentation (general)
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Experimental Assessments of a Flexible Optical Data Center Network Based on Integrated Wavelength Selective Switch
X. Xue, F. Nakamura, K. Prifti, B. Pan, F. Yan, F. Wang, X. Guo, H. Tsuda, and N. Calabretta
Optical Fiber Communication Conference (OFC) 2020 (U. S. A.) ,
2020.03,Oral presentation (general)
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FMCW LiDAR Detection System Optimized for Reducing the Effect of Speckles on the Detector Aperture
Shun Ishikura, Andrea Zirotti, and Hiroyuki Tsuda
Photonics Device Workshop (Tokyo, Japan) ,
2019.12,Poster presentation
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Effect of Se addition to Ge2Sb2Te5 on optical constants
Kenta Sakamoto, Masashi Kuwahara, Rie Endo and Hiroyuki Tsuda
The Symposium on Phase Change Oriented Science (PCOS) 2019 (Shizuoka, Japan) ,
2019.11,Oral presentation (general)
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Progress on optical switch technology using phase change material
Hiroyuki Tsuda
The Symposium on Phase Change Oriented Science (PCOS) 2019 (Shizuoka, Japan) ,
2019.11,Oral presentation (invited, special)
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Design of a hybrid wavelength selective switch using silica and silicon waveguides
Kunio Kobayashi, Hiroyuki Tsuda
Optoelectronic Devices and Integration II, Photonics Asia (China) ,
2019.10,Oral presentation (general)
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Large-scale wavelength multi/demultiplexer in combination with a spatial grating and arrayed waveguide gratings
Akihisa Ohori, Hiroyuki Tsuda
Optoelectronic Devices and Integration II, Photonics Asia (China) ,
2019.10,Oral presentation (general)
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Coherent LiDAR Detection System Optimized for Reducing the Effect of Speckles on the Detector Aperture Based on a Dedicated Simulation Program
Shun Ishikura, Andrea Zirotti, Hiroyuki Tsuda
Frontiers in Optics + Laser Science APS/DLS (U. S. A.) ,
2019.09,Poster presentation
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Characteristics of 1×2 Silicon Wavelength Selective Switch Using Arrayed-Waveguide Gratings with Fold-Back Waveguides
Fumi Nakamura, Hideaki Asakura, Keijiro Suzuki, Ken Tanizaawa, Minoru Ohtsuka, Nobuyuki Yokoyama, Kazuyuki Matumaro, Miyoshi Seki, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima and Hiroyuki Tsuda
The 18th International Conference on Optical Communications and Networks (ICOCN 2019) (China) ,
2019.08,Oral presentation (general)
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Large-scale arrayed waveguide grating router for T-band communication
Hiroyuki Tsuda
The 18th International Conference on Optical Communications and Networks (ICOCN 2019) (China) ,
2019.08,Oral presentation (invited, special)
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Multistage Silicon Wavelength Multi/Demultiplexer using an Arrayed-Waveguide Grating and Bragg Grating Filters
Katsutaka Sato and Hiroyuki Tsuda
International Conference on Photonics in Switching and Cumputing 2019 (PSC2019) (Fukuoka, Japan) ,
2019.07,Oral presentation (general)
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Spatial Mode Multiplexer for 42 Single Mode Fibers to the 7-Core, 6-Mode Fiber
Hayata Kobayashi and Hiroyuki Tsuda
International Conference on Photonics in Switching and Cumputing 2019 (PSC2019) (Fukuoka, Japan) ,
2019.07,Poster presentation
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Integrated Passive Optical Local-Area and Access Network Architecture Using T/O-band Wavelength Routing System
Takahiro Shobudani, Risa Kawashima, Takuto Fujimoto, Ryogo Kubo, Hiroyuki Tsuda, Makoto Sudo, Tadashi Hajikano, Yasunori Tomomatsu, and Katsumi Yoshizawa
Microoptics Conference (MOC2018) (Taiwan) ,
2018.10,Oral presentation (general)
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Polarization Diversity Circuit Using Photonic Crystal Waveplates for 1.2-µm Quantum Dot Semiconductor Optical Amplifiers
Yudai Okuno, Koki Sugiyama, Tadashi Hajikano, Yasunori Tomomatsu, Katsumi Yoshizawa and Hiroyuki Tsuda
International Conference on Photonics in Switching and Cumputing (PSC2018) (Cypros) ,
2018.09,Oral presentation (general)
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Spatial Mode Multiplexer for 35 Single Mode Fibers to the 7-Core, 5-Mode Fiber
Hayata Kobayashi and Hiroyuki Tsuda
International Conference on Photonics in Switching and Cumputing (PSC2018) (Cypros) ,
2018.09,Oral presentation (general)
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Low-Crosstalk Multistage Silicon Wavelength Multi/Demultiplexer
Katsutaka Sato and Hiroyuki Tsuda
International Conference on Photonics in Switching and Cumputing (PSC2018) (Cypros) ,
2018.09,Oral presentation (general)
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T/O-band wavelength routing system using quantum dot semiconductor devices and 1081-channel AWG router
Ryogo Kubo, Takuto Fujimoto, Takahiro Shobudani, Yudai Okuno, Masaki Suzuki, Hiroyuki Tsuda, Makoto Sudo, Tadashi Hajikano, Yasunori Tomomatsu, Katsumi Yoshizawa
The Optical Networking and Communication Conference & Exhibition (OFC 2018),
2018.03,Oral presentation (general)
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Current driven optical gate switch using a Ge2Sb2Te5 thin film and an indium tin oxide heater
Fumi Nakamura, Kentaro Kato, Masashi Kuwahara, Hitoshi Kawashima, Tohru Tsuruoka, Hiroyuki Tsuda
The Symposium on Phase Change Oriented Science (PCOS) 2017,
2017.11,Poster presentation
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Low-power consumption optical switches using phase-change material for a large capacity photonic network system
Hiroyuki Tsuda, Fumi Nakamura, Kentaro Kato, Masashi Kuwahara, Hitoshi Kawashima, Tohru Tsuruoka
The Symposium on Phase Change Oriented Science (PCOS) 2017,
2017.11,Oral presentation (invited, special)