Takaaki Kakitsuka

33 papers Misc 1Journal 5Unranked 27

Year	Rank	Type	Title / Venue / Authors
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`	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
2020	—	`conf`	4×56-GBaud PAM-4 SDM Transmission over 5.9-km 125-µm-Cladding MCF using III-V-on-Si DMLs. OFC Nikolaos-Panteleimon Pandelis Diamantopoulos, Hidetaka Nishi, Takuro Fujii, Kota Shikama, Takashi Matsui, Koji Takeda, Takaaki Kakitsuka, Kazuhide Nakajima, 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`	Net 321.24-Gb/s IMDD Transmission Based on a >100-GHz Bandwidth Directly-Modulated Laser. OFC Nikolaos-Panteleimon Diamantopoulos, Hiroshi Yamazaki, Suguru Yamaoka, Munehiko Nagatani, Hidetaka Nishi, Hiromasa Tanobe, Ryo Nakao, Takuro Fujii, Koji Takeda, Takaaki Kakitsuka, Hitoshi Wakita, Minoru Ida, Hideyuki Nosaka, Fumio Koyama, Yutaka Miyamoto, Shinji Matsuo
2020	—	`conf`	Vertical Optical Waveguide Comprising Square Base Cuboid Cores with Size Modulation for Multilayer Chip-to-Chip Interconnection. PHOTOPTICS Songpin Ran, Takaaki Kakitsuka, Kiyoto Takahata
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
2019	—	`conf`	ANN Equalizer for Performance Improvement of PAM-M Signals Using $1.3-\mu \mathrm{m}$ Membrane DML-on-Silicon. OECC/PSC Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2018	—	`conf`	1-fJ/bit Direct Modulation of Photonic-Crystal Lasers. ECOC Koji Takeda, Takuro Fujii, Akihiko Shinya, Masaya Notomi, Takaaki Kakitsuka, Shinji Matsuo
2018	—	`conf`	A 137-mW, 4 ch × 25-Gbps Low-Power Compact Transmitter Flip-Chip-Bonded 1.3-μm LD-Array-on-Si. OFC Toshiki Kishi, Munehiko Nagatani, Shigeru Kanazawa, Shinsuke Nakano, Hiroaki Katsurai, Takuro Fujii, Hidetaka Nishi, Takaaki Kakitsuka, Koichi Hasebe, Kota Shikama, Yuko Kawajiri, Atsushi Aratake, Hideyuki Nosaka, Hiroshi Fukuda, Shinji Matsuo
2018	Misc	`conf`	Energy-Efficient 100-Gbps PAM Transmissions Using a 1.3-µm Membrane DML-on-Silicon. PSC Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2018	—	`conf`	Energy-Efficient 120-Gbps DMT Transmission Using a 1.3-μm Membrane Laser on Si. OFC Nikolaos-Panteleimon Pandelis Diamantopoulos, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2018	—	`conf`	Energy-Efficient 400G SDM Transmitter Based on DMT and a 1.3-sµm Membrane DML-Array-on-Si. ECOC Nikolaos-Panteleimon Diamantopoulos, Kota Shikama, Hidetaka Nishi, Takuro Fujii, Toshiki Kishi, Koji Takeda, Yoshiteru Abe, Takashi Matsui, Takaaki Kakitsuka, Hiroshi Fukuda, Kazuhide Nakajima, Shinji Matsuo
2018	J	`jnl`	Heteroepitaxial Growth of GaAs/Ge Buffer Layer on Si for Metamorphic InGaAs Lasers. IEICE Trans. Electron. Ryo Nakao, Masakazu Arai, Takaaki Kakitsuka, 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`	56-Gb/s VSB-PAM-4 over 80-km Using 1550-nm EA-DFB Laser and Reduced-Complexity Nonlinear Equalization. ECOC Nikolaos-Panteleimon Diamantopoulos, Wataru Kobayashi, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2017	J	`jnl`	Evaluation of Device Parameters for Membrane Lasers on Si Fabricated with Active-Layer Bonding Followed by Epitaxial Growth. IEICE Trans. Electron. Takuro Fujii, Koji Takeda, Erina Kanno, Koichi Hasebe, Hidetaka Nishi, Tsuyoshi Yamamoto, Takaaki Kakitsuka, 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
2014	—	`conf`	25-Gbit/s direct modulation of photonic-crystal lasers with a 10.5-fJ/bit energy cost for on/off-chip optical interconnects. ECOC Koji Takeda, Tomonari Sato, Takuro Fujii, Akihiko Shinya, Eiichi Kuramochi, Masaya Notomi, Koichi Hasebe, Takaaki Kakitsuka, Shinji Matsuo
2014	—	`conf`	50-Gbit/s operation of lateral pin diode structure electro-absorption modulator integrated DFB laser. ECOC Koichi Hasebe, Tomonari Sato, Koji Takeda, Takuro Fujii, Takaaki Kakitsuka, Shinji Matsuo
2014	—	`conf`	Ultralow operating energy of directly modulated DFB laser on SiO2/Si substrate. ECOC Shinji Matsuo, Takuro Fujii, Koichi Hasebe, Koji Takeda, Tomonari Sato, Takaaki Kakitsuka
2013	—	`conf`	Integrated on-chip optical links using photonic-crystal lasers and photodetectors with current blocking trenches. OFC/NFOEC Koji Takeda, Tomonari Sato, Akihiko Shinya, Kengo Nozaki, Hideaki Taniyama, Masaya Notomi, Koichi Hasebe, Takaaki Kakitsuka, Shinji Matsuo
2012	J	`jnl`	High-Temperature Operation of Photonic-Crystal Lasers for On-Chip Optical Interconnection. IEICE Trans. Electron. Koji Takeda, Tomonari Sato, Takaaki Kakitsuka, Akihiko Shinya, Kengo Nozaki, Chin-Hui Chen, Hideaki Taniyama, Masaya Notomi, Shinji Matsuo
2011	J	`jnl`	Monolithically Integrated Wavelength-Routing Switch Using Tunable Wavelength Converters with Double-Ring-Resonator Tunable Lasers. IEICE Trans. Electron. Toru Segawa, Shinji Matsuo, Takaaki Kakitsuka, Yasuo Shibata, Tomonari Sato, Yoshihiro Kawaguchi, Yasuhiro Kondo, Ryo Takahashi
2009	J	`jnl`	High-Speed Frequency Modulated DBR Lasers for Long-Reach Transmission. IEICE Trans. Electron. Takaaki Kakitsuka, Shinji Matsuo