42-Gbps/ch x 4 ch Simultaneous Error-Free Operation with Low-Power Transmitter Flip-Chip-Bonded 1.3-\(μ\)m LD-Array-on-Si - Toshiki Kishi; Munehiko Nagatani; Shigeru Kanazawa; Takuro Fujii; Hidetaka Nishi; Tadashi Minotani; Norio Sato; Tomonari Sato; Shinji Matsuo (Optical Fiber Communications Conference and Exhibition, OFC 2025, San Francisco, CA, USA, March 30 - April 3, 2025, 2025)

Evacuation Support System for Tsunami Disasters that Considers Shelter Congestion - Hidetaka Nishi; Keita Nabeyama; Shotaro Usuzaki; Kentaro Aburada; Hisaaki Yamaba; Tetsuro Katayama; Mirang Park; Naonobu Okazaki (Genetic and Evolutionary Computing - Proceedings of the Sixteenth International Conference on Genetic and Evolutionary Computing, August 28-30, 2024, Miyazaki, Japan (Volume 2), 2024)

30-Gbps/ch x 4 ch Simultaneous Error-Free Transmission with A Low-Power Transmitter Flip-Chip-Bonded 1.3-\(μ\)m LD-Array-on-Si - Toshiki Kishi; Munehiko Nagatani; Shigeru Kanazawa; Kota Shikama; Takuro Fujii; Hidetaka Nishi; Tadashi Minotani; Norio Sato; Toru Segawa; Shinji Matsuo (Optical Fiber Communications Conference and Exhibition, OFC 2023, San Diego, CA, USA, March 5-9, 2023, 2023)

Low-loss lithium tantalate on insulator waveguide towards on-chip nonlinear photonics - Hidetaka Nishi; Tai Tsuchizawa; Toru Segawa; Shinji Matsuo (2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), Toyama, Japan, July 3-6, 2022, 2022)

2-channel 112-Gbps NRZ Short-Reach Transmission Based on 60-GHz-Bandwidth Directly-Modulated Membrane Laser Array on Si - Nikolaos-Panteleimon Diamantopoulos; Takuro Fujii; Suguru Yamaoka; Hidetaka Nishi; Koji Takeda; Tai Tsuchizawa; Toru Segawa; Takaaki Kakitsuka; Shinji Matsuo (European Conference on Optical Communication, ECOC 2021, Bordeaux, France, September 13-16, 2021, 2021)

8-ch, 160-nm-Wavelength-Range Membrane Laser Array Using Selective Epitaxy on InP-on-Insulator Substrate - Takuro Fujii; Tomonari Sato; Nikolaos-Panteleimon Diamantopoulos; Koji Takeda; Hidetaka Nishi; Takuma Tsurugaya; Tai Tsuchizawa; Shinji Matsuo (Optical Fiber Communications Conference and Exhibition, OFC 2021, San Francisco, CA, USA, June 6-10, 2021, 2021)

Direct Modulation of Membrane Distributed Reflector Lasers using Optical Feedback - Shinji Matsuo; Nikolaos-Panteleimon Diamantopoulos; Suguru Yamaoka; Hidetaka Nishi (Optical Fiber Communications Conference and Exhibition, OFC 2021, San Francisco, CA, USA, June 6-10, 2021, 2021)

Net 113-Gbps PAM-4 Transmission Using Membrane DML-on-Si with 0.34 pJ/bit at 50 °C - Nikolaos-Panteleimon Diamantopoulos; Suguru Yamaoka; Takuro Fujii; Hidetaka Nishi; Koji Takeda; Tai Tsuchizawa; Takaaki Kakitsuka; Shinji Matsuo (European Conference on Optical Communications, ECOC 2020, Virtual Event, Belgium, December 6-10, 2020, 2020)

4 exttimes56-GBaud PAM-4 SDM Transmission over 5.9-km 125-\(μ\)m-Cladding MCF using III-V-on-Si DMLs - Nikolaos-Panteleimon Pandelis Diamantopoulos; Hidetaka Nishi; Takuro Fujii; Kota Shikama; Takashi Matsui; Koji Takeda; Takaaki Kakitsuka; Kazuhide Nakajima; Shinji Matsuo (Optical Fiber Communications Conference and Exhibition, OFC 2020, San Diego, CA, USA, March 8-12, 2020, 2020)

Net 321.24-Gb/s IMDD Transmission Based on a >100-GHz Bandwidth Directly-Modulated Laser - 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; et al. (Optical Fiber Communications Conference and Exhibition, OFC 2020, San Diego, CA, USA, March 8-12, 2020, 2020)

A 0.57-mW/Gbps, 2ch exttimes 53-Gbps Low-Power PAM4 Transmitter Front-End Flip-Chip-Bonded 1.3-\(μ\)m LD-Array-on-Si - Toshiki Kishi; Munehiko Nagatani; Shigeru Kanazawa; Kota Shikama; Takuro Fujii; Hidetaka Nishi; Hiroshi Yamazaki; Norio Sato; Hideyuki Nosaka; Shinji Matsuo (Optical Fiber Communications Conference and Exhibition, OFC 2020, San Diego, CA, USA, March 8-12, 2020, 2020)

Tapered Self-Written Waveguide between Silicon Photonics Chip and Standard Single-Mode Fiber - Yohei Saito; Kota Shikama; Tai Tsuchizawa; Hidetaka Nishi; Atsushi Aratake; Norio Sato (Optical Fiber Communications Conference and Exhibition, OFC 2020, San Diego, CA, USA, March 8-12, 2020, 2020)

A 25-Gbps exttimes 4 ch, Low-Power Compact Wire-Bond-Free 3D-Stacked Transmitter Module with 1.3-\(μ\)m LD-Array-on-Si for On-Board Optics - Toshiki Kishi; Hitoshi Wakita; Kota Shikama; Munehiko Nagatani; Shigeru Kanazawa; Takuro Fujii; Hidetaka Nishi; Hiroshi Ishikawa; Yuko Kawajiri; Atsushi Aratake; Hideyuki Nosaka; Hiroshi Fukuda; et al. (Optical Fiber Communications Conference and Exhibition, OFC 2019, San Diego, CA, USA, March 3-7, 2019, 2019)

ANN Equalizer for Performance Improvement of PAM-M Signals Using 1.3-\mu \mathrm{m} Membrane DML-on-Silicon - Nikolaos-Panteleimon Diamantopoulos; Takuro Fujii; Hidetaka Nishi; Koji Takeda; Takaaki Kakitsuka; Shinji Matsuo (2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), Fukuoka, Japan, July 7-11, 2019, 2019)

Energy-Efficient 400G SDM Transmitter Based on DMT and a 1.3-s\(μ\)m Membrane DML-Array-on-Si - 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 (European Conference on Optical Communication, ECOC 2018, Rome, Italy, September 23-27, 2018, 2018)

Energy-Efficient 120-Gbps DMT Transmission Using a 1.3-\(μ\)m Membrane Laser on Si - Nikolaos-Panteleimon Pandelis Diamantopoulos; Takuro Fujii; Hidetaka Nishi; Koji Takeda; Takaaki Kakitsuka; Shinji Matsuo (Optical Fiber Communications Conference and Exposition, OFC 2018, San Diego, CA, USA, March 11-15, 2018, 2018)

Heterogeneously Integrated III-V Lasers Fabricated Using Epitaxial Growth on an InP/SiO2/Si Substrate - Takuro Fujii; Koji Takeda; Hidetaka Nishi; Shinji Matsuo (Optical Fiber Communications Conference and Exposition, OFC 2018, San Diego, CA, USA, March 11-15, 2018, 2018)

A 137-mW, 4 ch exttimes 25-Gbps Low-Power Compact Transmitter Flip-Chip-Bonded 1.3-\(μ\)m LD-Array-on-Si - Toshiki Kishi; Munehiko Nagatani; Shigeru Kanazawa; Shinsuke Nakano; Hiroaki Katsurai; Takuro Fujii; Hidetaka Nishi; Takaaki Kakitsuka; Koichi Hasebe; Kota Shikama; Yuko Kawajiri; Atsushi Aratake; et al. (Optical Fiber Communications Conference and Exposition, OFC 2018, San Diego, CA, USA, March 11-15, 2018, 2018)

Monolithic Integration of an 8-channel Directly Modulated Membrane-laser Array and a SiN AWG Filter on Si - Hidetaka Nishi; Takuro Fujii; Nikolaos-Panteleimon Diamantopoulos; Koji Takeda; Erina Kanno; Takaaki Kakitsuka; Tai Tsuchizawa; Hiroshi Fukuda; Shinji Matsuo (Optical Fiber Communications Conference and Exposition, OFC 2018, San Diego, CA, USA, March 11-15, 2018, 2018)

Multicore-Fiber LC Receptacle with Compact Fan-in/Fan-out for Short-Reach Transceivers - Kota Shikama; Yoshiteru Abe; Toshiki Kishi; Koji Takeda; Takuro Fujii; Hidetaka Nishi; Takashi Matsui; Atsushi Aratake; Kazuhide Nakajima; Shinji Matsuo (Optical Fiber Communications Conference and Exposition, OFC 2018, San Diego, CA, USA, March 11-15, 2018, 2018)

Energy-Efficient 100-Gbps PAM Transmissions Using a 1.3-\(μ\)m Membrane DML-on-Silicon - Nikolaos-Panteleimon Diamantopoulos; Takuro Fujii; Hidetaka Nishi; Koji Takeda; Takaaki Kakitsuka; Shinji Matsuo (Photonics in Switching and Computing, PSC 2018, Limassol, Cyprus, September 19-21, 2018, 2018)

Evaluation of Device Parameters for Membrane Lasers on Si Fabricated with Active-Layer Bonding Followed by Epitaxial Growth - Takuro Fujii; Koji Takeda; Erina Kanno; Koichi Hasebe; Hidetaka Nishi; Tsuyoshi Yamamoto; Takaaki Kakitsuka; Shinji Matsuo (IEICE Trans. Electron., 2017)

56-Gb/s VSB-PAM-4 over 80-km Using 1550-nm EA-DFB Laser and Reduced-Complexity Nonlinear Equalization - Nikolaos-Panteleimon Diamantopoulos; Wataru Kobayashi; Hidetaka Nishi; Koji Takeda; Takaaki Kakitsuka; Shinji Matsuo (European Conference on Optical Communication, ECOC 2017, Gothenburg, Sweden, September 17-21, 2017, 2017)

High Performance Epitaxially Grown III-V Membrane Lasers on Si - Takuro Fujii; Koji Takeda; Hidetaka Nishi; Shinji Matsuo (European Conference on Optical Communication, ECOC 2017, Gothenburg, Sweden, September 17-21, 2017, 2017)

Membrane distributed-reflector laser integrated with SiOx-based spot-size converter on Si platform - Hidetaka Nishi; Takuro Fujii; Koji Takeda; Koichi Hasebe; Takaaki Kakitsuka; Tai Tsuchizawa; Tsuyoshi Yamamoto; Koji Yamada; Shinji Matsuo (European Conference on Optical Communication, ECOC 2015, Valencia, Spain, September 27 - October 1, 2015, 2015)

Monolithically integrated mode multiplexer/de-multiplexer on three-dimensional SiOx-waveguide platform - Tatsurou Hiraki; Tai Tsuchizawa; Hidetaka Nishi; Tsuyoshi Yamamoto; Koji Yamada (Optical Fiber Communications Conference and Exhibition, OFC 2015, Los Angeles, CA, USA, March 22-26, 2015, 2015)

On-chip generation and demultiplexing of quantum correlated photons using silicon-silica monolithic waveguide platform - Nobuyuki Matsuda; Péter Karkus; Hidetaka Nishi; Tai Tsuchizawa; William J. Munro; Hiroki Takesue; Koji Yamada (The European Conference on Optical Communication, ECOC 2014, Cannes, France, September 21-25, 2014, 2014)

Demonstration of 25-Gbps optical data links on silicon optical interposer using FPGA transceiver - Daisuke Okamoto; Yutaka Urino; Takeshi Akagawa; Suguru Akiyama; Takeshi Baba; Tatsuya Usuki; Makoto Miura; Junichi Fujikata; Takanori Shimizu; Makoto Okano; Nobuaki Hatori; Masashige Ishizaka; et al. (The European Conference on Optical Communication, ECOC 2014, Cannes, France, September 21-25, 2014, 2014)

First demonstration of athermal silicon optical interposers with quantum dot lasers operating up to 125 °C - Yutaka Urino; Nobuaki Hatori; Takeshi Akagawa; Takanori Shimizu; Makoto Okano; Masashige Ishizaka; Tsuyoshi Yamamoto; Hideaki Okayama; Yosuke Onawa; Hiroyuki Takahashi; Daisuke Shimura; Hiroki Yaegashi; et al. (The European Conference on Optical Communication, ECOC 2014, Cannes, France, September 21-25, 2014, 2014)

Monolithic integration of Si-silica waveguide delay line interferometer and germanium photodetectors for 25-Gbit/s DPSK demodulator - Tatsurou Hiraki; Hiroshi Fukuda; Tai Tsuchizawa; Rai Kou; Hidetaka Nishi; Kotaro Takeda; Tsuyoshi Yamamoto; Yasuhiko Ishikawa; Kazumi Wada; Koji Yamada (Optical Fiber Communications Conference and Exhibition, OFC 2014, San Francisco, CA, USA, March 9-13, 2014, 2014)

22-Gbit/s exttimes 16-ch WDM receiver based on a Si-Ge-silica monolithic photonic platform and its application to 40-km transmission - Hidetaka Nishi; Rai Kou; Tatsurou Hiraki; Tai Tsuchizawa; Hiroshi Fukuda; Yasuhiko Ishikawa; Kazumi Wada; Koji Yamada (2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), Anaheim, CA, USA, March 17-21, 2013, 2013)

Integration of Silicon Nano-Photonic Devices for Telecommunications - Seiichi Itabashi; Hidetaka Nishi; Tai Tsuchizawa; Toshifumi Watanabe; Hiroyuki Shinojima; Rai Kou; Koji Yamada (IEICE Trans. Electron., 2012)

Phase Demodulation of DPSK Signals Using Dual-Bus Coupled Silicon Micro-Ring Resonator - Rai Kou; Sungbong Park; Tai Tsuchizawa; Hiroshi Fukuda; Hidetaka Nishi; Hiroyuki Shinojima; Koji Yamada (IEICE Trans. Electron., 2012)