Kazuhiko Naoe

25 papers Journal 5Unranked 20
YearRankTypeTitle / Venue / Authors
2025 — conf
226 Gbps PAM4 Operation Using Differential Drive EA-DFB Laser with 2.0-Vppd Swing over 10-km SSMF Transmission for 1.6TbE Transceivers.
OFC
Shuhei Ohno, Takanori Suzuki, Hideaki Matsuzaki, Koichiro Adachi, Ryosuke Hatai, Ryo Nakao, Shinichi Tanaka, Atsushi Mimura, Takashi Suzuki, Noriko Sasada, Shigehisa Tanaka, Kazuhiko Naoe
2023 — conf
10-km Transmission of 106-Gb/s PAM4 with Directly Modulated DFB Lasers in the CWDM Range.
OFC
Shuhei Ohno, Masaru Onga, Takayuki Nakajima, Akira Nakanishi, Noriko Sasada, Shinichi Tanaka, Ryosuke Nakajima, Kazuhiko Naoe
2023 — conf
225-Gb/s PAM4 Operation Using Lumped-Electrode-Type EA-DFB Laser for 5- and 10-km Transmission with Low TDECQ.
OFC
Kazuki Nishimura, Hideaki Asakura, Syunya Yamauchi, Takanori Suzuki, Yoshihiro Nakai, Yoriyoshi Yamaguchi, Takeo Kageyama, Masatoshi Mitaki, Yuma Endo, Kazuhiko Naoe
2023 — conf
Ultrahigh Speed EA-DFB Lasers beyond 200 Gbps per Lane.
OFC
Kazuhiko Naoe
2022 — conf
384-Gb/s/lane PAM8 Operation Using 76-GHz Bandwidth EA-DFB Laser at 50°C with 1.0-Vpp Swing over 2-km Transmission.
OFC
Hideaki Asakura, Kazuki Nishimura, Syunya Yamauchi, Koichiro Iwamoto, Yoshihiro Nakai, Yoriyoshi Yamaguchi, Kentaro Tani, Ryosuke Nakajima, Kazuhiko Naoe
2021 — conf
106-Gb/s PAM4 Operation of Directly Modulated DFB Lasers from 25 to 70°C for Transmission over 2-km SMF in the CWDM range.
OFC
Takayuki Nakajima, Masaru Onga, Yuji Sekino, Akira Nakanishi, Noriko Sasada, Shigenori Hayakawa, Shigetaka Hamada, Kazuhiko Naoe
2021 — conf
224-Gb/s PAM4 Uncooled Operation of Lumped-electrode EA-DFB Lasers with 2-km Transmission for 800GbE Application.
OFC
Syunya Yamauchi, Koichiro Adachi, Hideaki Asakura, Hayato Takita, Yoshihiro Nakai, Yoriyoshi Yamaguchi, Masatoshi Mitaki, Ryosuke Nakajima, Shigehisa Tanaka, Kazuhiko Naoe
2020 — conf
Large-Optical-Aperture Top-Illuminated 50-Gbaud PIN-PD with High 3-dB Bandwidth at a Low Bias of 1.5 V.
OFC
Takashi Toyonaka, Hiroshi Hamada, Shigehisa Tanaka, Masatoshi Arasawa, Ryu Washino, Yasushi Sakuma, Kazuhiko Naoe
2020 — conf
Uncooled Operation of 53-Gbaud PAM4 EA-DFB Lasers in the Wavelength Range of 1510-1570 nm for 800-GbE Applications.
OFC
Yoshihiro Nakai, Shigenori Hayakawa, Syunya Yamauchi, Yoriyoshi Yamaguchi, Tetsuyoshi Takamure, Hideaki Asakura, Ryosuke Nakajima, Shigetaka Hamada, Kazuhiko Naoe
2020 — conf
Wide-temperature-range 100-Gbaud Operation of a Lumped-electrode-type EA-DFB for an 800-Gb/s Optical Transceiver.
ECOC
Koichiro Adachi, Syunya Yamauchi, Hideaki Asakura, Atsushi Nakamura, Kazuhiko Naoe, Shigehisa Tanak
2018 — conf
Wide-Temperature-Range (25°C to 80°C) 53-Gbaud PAM4 (106-Gb/s) Operation of 1.3-µm Directly Modulated DFB Lasers for 10-km Transmission.
ECOC
Noriko Sasada, Takayuki Nakajima, Yuji Sekino, Akira Nakanishi, M. Mukaikubo, M. Ebisu, Masatoshi Mitaki, Shigenori Hayakawa, Kazuhiko Naoe
2017 — conf
A passive optical alignment technique for single-mode fibers and light-source arrays.
OFC
Koichiro Adachi, Akira Nakanishi, Takanori Suzuki, Hiroki Irie, Yusuke Sasaki, T. Aoki, Masato Shishikura, Kazuhiko Naoe, Shigehisa Tanaka
2016 J jnl
A facet-free 1.3-µm surface-emitting DFB laser for a low-cost optical module.
IEICE Electron. Express
Koichiro Adachi, Takanori Suzuki, Kouji Nakahara, Shigehisa Tanaka, Akira Nakanishi, Kazuhiko Naoe
2016 J jnl
Monolithically integrated 4 ch × 25.8 Gbps lens-integrated surface-emitting DFB laser array directly coupled to SMF.
IEICE Electron. Express
Koichiro Adachi, Takanori Suzuki, Aki Takei, Kouji Nakahara, Shigehisa Tanaka, Akira Nakanishi, Kazuhiko Naoe
2015 — conf
25.8 Gbps error free transmission over 10 km at wavelengths from 1271 to 1331nm by uncooled (25 to 85°C) directly modulated DFB lasers for 100G-CWDM4.
OFC
Takayuki Nakajima, T. Fukamachi, Mitsuo Akashi, Atsushi Nakamura, Yasushi Sakuma, Shigenori Hayakawa, Ryu Washino, M. Mukaikubo, K. Okamoto, K. Motoda, Kazuhiko Naoe, K. Nakahara, Shigehisa Tanak, Kazuhisa Uomi
2015 — conf
Capability of high optical-feedback tolerance and non-hermetic-packaging for low-cost interconnections using lens-integrated surface-emitting laser.
OFC
Takanori Suzuki, Koichiro Adachi, Aki Takei, Yuki Wakayama, Akira Nakanishi, Kazuhiko Naoe, Kouji Nakahara, Shigehisa Tanaka, Kazuhisa Uomi
2015 — conf
Facet-free surface-emitting 1.3-μm DFB laser.
ECOC
Koichiro Adachi, Takanori Suzuki, T. Ohtoshi, K. Nakahara, M. Sagawa, Akira Nakanishi, Kazuhiko Naoe, Shigehisa Tanak
2015 — conf
Wide-temperature-range 103.2 (25.8 × 4)-Gb/s optical link for data-center Interconnects using a 1.3-µm lens-integrated surface-emitting laser array.
OFC
Koichiro Adachi, Yasunobu Matsuoka, Takashi Takemoto, Takanori Suzuki, Shigehisa Tanaka, Akira Nakanishi, Kazuhiko Naoe
2014 — conf
High-efficiency optical coupling to SMF array and high-temperature 25-Gb/s operation of lens-integrated surface-emitting laser toward PSM4 optical module.
ECOC
Koichiro Adachi, Aki Takei, Takanori Suzuki, Shigehisa Tanak, Akira Nakanishi, Kazuhiko Naoe
2014 — conf
Uncooled clear-eye-opening operation (25 to 95°C) of 25.8/28-Gbps 1.3-µm InGaAlAs-MQW directly modulated DFB lasers.
OFC
T. Fukamachi, Atsushi Nakamura, Yasushi Sakuma, Shigenori Hayakawa, Ryu Washino, M. Mukaikubo, K. Okamoto, T. Nakajima, K. Motoda, Kazuhiko Naoe, K. Nakahara, Yuki Wakayama, Kazuhisa Uomi
2013 — conf
LGLC tunable laser with highly stable SMSR against large filter deviation for full C-band operation.
OFC/NFOEC
Atsushi Nakamura, Kazuhiko Naoe, M. Sakai, Shigenori Hayakawa, K. Motoda, Kazuhisa Uomi, Takanori Suzuki, Hideo Arimoto, Shigehisa Tanak
2013 — conf
Uncooled (0 to 85°C) and full C-band operation of a 10.7 Gbit/s InP Mach-Zehnder modulator monolithically integrated with SOA.
OFC/NFOEC
Akira Nakanishi, Noriko Sasada, Yasushi Sakuma, Ryu Washino, K. Okamoto, Kazuhiko Naoe, Hiroaki Hayashi, Hideo Arimoto, Shigehisa Tanak
2012 J jnl
Wide-Tuning-Wavelength-Range LGLC Laser with Low-Loss Dual-Core Spot Size Converter.
IEICE Trans. Electron.
Takanori Suzuki, Hideo Arimoto, Takeshi Kitatani, Aki Takei, Takafumi Taniguchi, Kazunori Shinoda, Shigehisa Tanaka, Shinji Tsuji, Tatemi Ido, Jun Igrashi, Atsushi Nakamura, Kazuhiko Naoe, Kenji Uchida
2009 J jnl
High-Speed EA-DFB Laser for 40-G and 100-Gbps.
IEICE Trans. Electron.
Shigeki Makino, Kazunori Shinoda, Takeshi Kitatani, Hiroaki Hayashi, Takashi Shiota, Shigehisa Tanaka, Masahiro Aoki, Noriko Sasada, Kazuhiko Naoe
2005 J jnl
Compact and Low-Power-Consumption 40-Gbit/s, 1.55-µm Electro-Absorption Modulators.
IEICE Trans. Electron.
Hideo Arimoto, Jun-ichiro Shimizu, Takeshi Kitatani, Kazunori Shinoda, Tomonobu Tsuchiya, Masataka Shirai, Masahiro Aoki, Noriko Sasada, Hiroshi Yamamoto, Kazuhiko Naoe, Mitsuo Akashi