Tai Tsuchizawa

30 papers Journal 6Unranked 24
YearRankTypeTitle / Venue / Authors
2025 — conf
Enhancing Non-Volatile and Reversible Phase Shift in Si-Rich SiN Waveguide.
ECOC
Yuriko Maegami, Guangwei Cong, Rai Kou, Toshihiro Narushima, Tai Tsuchizawa, Hitoshi Kawashima, Noritsugu Yamamoto, Koji Yamada
2024 — conf
59-fJ/bit Si Photonic Crystal Slow-Light Modulator with FinFET-Compatible Driving Voltage.
OFC
Keisuke Kawahara, Tai Tsuchizawa, Noritsugu Yamamoto, Yuriko Maegami, Koji Yamada, Toshihiko Baba
2023 — conf
Uncooled Operation of Si Mach-Zehnder Modulator Integrated with Membrane Semiconductor Optical Amplifiers inside Interferometer Arms.
OFC
Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Hiroshi Fukuda, Takaaki Kakitsuka, Tai Tsuchizawa, Shinji Matsuo
2022 — conf
Low-loss lithium tantalate on insulator waveguide towards on-chip nonlinear photonics.
OECC/PSC
Hidetaka Nishi, Tai Tsuchizawa, Toru Segawa, Shinji Matsuo
2022 — conf
Over-67-GHz-bandwidth Membrane InGaAlAs EADFB Laser on Si Platform.
OFC
Tatsurou Hiraki, Takuma Aihara, Yoshiho Maeda, Takuro Fujii, Tomonari Sato, Tai Tsuchizawa, Shinji Matsuo, Kiyoto Takahata, Takaaki Kakitsuka
2021 — conf
2-channel 112-Gbps NRZ Short-Reach Transmission Based on 60-GHz-Bandwidth Directly-Modulated Membrane Laser Array on Si.
ECOC
Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Suguru Yamaoka, Hidetaka Nishi, Koji Takeda, Tai Tsuchizawa, Toru Segawa, Takaaki Kakitsuka, Shinji Matsuo
2021 — conf
8-ch, 160-nm-Wavelength-Range Membrane Laser Array Using Selective Epitaxy on InP-on-Insulator Substrate.
OFC
Takuro Fujii, Tomonari Sato, Nikolaos-Panteleimon Diamantopoulos, Koji Takeda, Hidetaka Nishi, Takuma Tsurugaya, Tai Tsuchizawa, Shinji Matsuo
2020 — conf
50-GHz-bandwidth Electro-absorption Modulator with Membrane InGaAsP Lateral p-i-n Diode on Si Platform.
ECOC
Tatsurou Hiraki, Takuma Aihara, Yoshiho Maeda, Takuro Fujii, Tai Tsuchizawa, Kiyoto Takahata, Takaaki Kakitsuka, Shinji Matsuo
2020 — conf
Heterogeneously Integrated Membrane DFB Laser and Si Mach-Zehnder Modulator on Si Photonics Platform.
ECOC
Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2020 — conf
Mach-Zehnder Modulator using Membrane InGaAsP Phase Shifters and SOAs inside Interferometer Arms on Si Photonics Platform.
OFC
Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Takaaki Kakitsuka, Tai Tsuchizawa, Shinji Matsuo
2020 — conf
Net 113-Gbps PAM-4 Transmission Using Membrane DML-on-Si with 0.34 pJ/bit at 50 °C.
ECOC
Nikolaos-Panteleimon Diamantopoulos, Suguru Yamaoka, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Shinji Matsuo
2020 — conf
Si-waveguide-coupled Membrane InGaAsP-multiple-quantum-well Photodetector with Large Bandwidth at High Optical Input Power.
OFC
Yoshiho Maeda, Tatsurou Hiraki, Takuma Aihara, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Shinji Matsuo
2020 — conf
Tapered Self-Written Waveguide between Silicon Photonics Chip and Standard Single-Mode Fiber.
OFC
Yohei Saito, Kota Shikama, Tai Tsuchizawa, Hidetaka Nishi, Atsushi Aratake, Norio Sato
2019 — conf
56-Gbit/s Operations of Mach-Zehnder Modulators using 300-μm-Long Membrane InGaAsP Phase Shifters and SiN waveguides on Si.
OFC
Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2018 — conf
Heterogeneously Integrated Mach-Zehnder Modulator Using Membrane InGaAsP Phase Shifter and Hydrogen-Free SiN Waveguide on Si Platform.
ECOC
Tatsurou Hiraki, Takuma Aihara, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2018 — conf
Lateral Current Injection Membrane Buried Heterostructure Lasers Integrated on 200-nm-thick Si Waveguide.
OFC
Takuma Aihara, Tatsurou Hiraki, Koji Takeda, Koichi Hasebe, Takuro Fujii, Tai Tsuchizawa, Takaaki Kakitsuka, Shinji Matsuo
2018 — conf
Monolithic Integration of an 8-channel Directly Modulated Membrane-laser Array and a SiN AWG Filter on Si.
OFC
Hidetaka Nishi, Takuro Fujii, Nikolaos-Panteleimon Diamantopoulos, Koji Takeda, Erina Kanno, Takaaki Kakitsuka, Tai Tsuchizawa, Hiroshi Fukuda, Shinji Matsuo
2017 — conf
32-Gbit/s Heterogeneously Integrated Mach-Zehnder Modulator with 250μm-long III-V/Si MOS-capacitor Phase Shifter.
ECOC
Tatsurou Hiraki, Takuma Aihara, Koichi Hasebe, Takuro Fujii, Koji Takeda, Takaaki Kakitsuka, Tai Tsuchizawa, Hiroshi Fukuda, Shinji Matsuo
2017 — conf
Heterogeneously integrated InP/Si metal-oxide-semiconductor capacitor Mach-Zehnder modulator.
OFC
Tatsurou Hiraki, Takuma Aihara, Koichi Hasebe, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2015 — conf
Membrane distributed-reflector laser integrated with SiOx-based spot-size converter on Si platform.
ECOC
Hidetaka Nishi, Takuro Fujii, Koji Takeda, Koichi Hasebe, Takaaki Kakitsuka, Tai Tsuchizawa, Tsuyoshi Yamamoto, Koji Yamada, Shinji Matsuo
2015 — conf
Monolithically integrated mode multiplexer/de-multiplexer on three-dimensional SiOx-waveguide platform.
OFC
Tatsurou Hiraki, Tai Tsuchizawa, Hidetaka Nishi, Tsuyoshi Yamamoto, Koji Yamada
2014 — conf
Monolithic integration of Si-silica waveguide delay line interferometer and germanium photodetectors for 25-Gbit/s DPSK demodulator.
OFC
Tatsurou Hiraki, Hiroshi Fukuda, Tai Tsuchizawa, Rai Kou, Hidetaka Nishi, Kotaro Takeda, Tsuyoshi Yamamoto, Yasuhiko Ishikawa, Kazumi Wada, Koji Yamada
2014 — conf
On-chip generation and demultiplexing of quantum correlated photons using silicon-silica monolithic waveguide platform.
ECOC
Nobuyuki Matsuda, Péter Karkus, Hidetaka Nishi, Tai Tsuchizawa, William J. Munro, Hiroki Takesue, Koji Yamada
2014 J jnl
Optical absorption characteristics and polarization dependence of single-layer graphene on silicon waveguide.
IEICE Trans. Electron.
Kaori Warabi, Rai Kou, Shinichi Tanabe, Tai Tsuchizawa, Satoru Suzuki, Hiroki Hibino, Hirochika Nakajima, Koji Yamada
2013 — conf
22-Gbit/s × 16-ch WDM receiver based on a Si-Ge-silica monolithic photonic platform and its application to 40-km transmission.
OFC/NFOEC
Hidetaka Nishi, Rai Kou, Tatsurou Hiraki, Tai Tsuchizawa, Hiroshi Fukuda, Yasuhiko Ishikawa, Kazumi Wada, Koji Yamada
2012 J jnl
Integration of Silicon Nano-Photonic Devices for Telecommunications.
IEICE Trans. Electron.
Seiichi Itabashi, Hidetaka Nishi, Tai Tsuchizawa, Toshifumi Watanabe, Hiroyuki Shinojima, Rai Kou, Koji Yamada
2012 J jnl
Phase Demodulation of DPSK Signals Using Dual-Bus Coupled Silicon Micro-Ring Resonator.
IEICE Trans. Electron.
Rai Kou, Sungbong Park, Tai Tsuchizawa, Hiroshi Fukuda, Hidetaka Nishi, Hiroyuki Shinojima, Koji Yamada
2009 J jnl
On-Chip Optical Interconnect.
Proc. IEEE
Keishi Ohashi, Kenichi Nishi, Takanori Shimizu, Masafumi Nakada, Junichi Fujikata, Jun Ushida, Sunao Torii, Koichi Nose, Masayuki Mizuno, Hiroaki Yukawa, Masao Kinoshita, Nobuo Suzuki, Akiko Gomyo, Tsutomu Ishi, Daisuke Okamoto, Katsuya Furue, Toshihide Ueno, Tai Tsuchizawa, Toshifumi Watanabe, Koji Yamada, Seiichi Itabashi, Jun Akedo
2008 J jnl
Effect of Post-Growth Annealing on Morphology of Ge Mesa Selectively Grown on Si.
IEICE Trans. Electron.
Sungbong Park, Yasuhiko Ishikawa, Tai Tsuchizawa, Toshifumi Watanabe, Koji Yamada, Seiichi Itabashi, Kazumi Wada
2008 J jnl
LSI On-Chip Optical Interconnection with Si Nano-Photonics.
IEICE Trans. Electron.
Junichi Fujikata, Kenichi Nishi, Akiko Gomyo, Jun Ushida, Tsutomu Ishi, Hiroaki Yukawa, Daisuke Okamoto, Masafumi Nakada, Takanori Shimizu, Masao Kinoshita, Koichi Nose, Masayuki Mizuno, Tai Tsuchizawa, Toshifumi Watanabe, Koji Yamada, Seiichi Itabashi, Keishi Ohashi