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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] 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 presentation] 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 presentation] 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
[International presentation] 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 presentation] 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 presentation] 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 presentation] 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
[International presentation] 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
[International presentation] 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
[International presentation] The Symposium on Phase Change Oriented Science (PCOS) 2017,
2017.11,Oral presentation (invited, special)