Yasushi Sakuma

According to our database, Yasushi Sakuma authored at least 10 papers between 2013 and 2021.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2021

112-Gb/s PAM-4 Uncooled Directly Modulated BH Lasers.

Kouji Nakahara, Kazuki Suga, Kaoru Okamoto, Shigenori Hayakawa, Masatoshi Arasawa, Tetsuya Nishida, Ryu Washino, Takeshi Kitatani, Masatoshi Mitaki, Hironori Sakamoto, Yasushi Sakuma, Shigehisa Tanaka

Proceedings of the European Conference on Optical Communication, 2021

2020

Large-Optical-Aperture Top-Illuminated 50-Gbaud PIN-PD with High 3-dB Bandwidth at a Low Bias of 1.5 V.

Takashi Toyonaka, Hiroshi Hamada, Shigehisa Tanaka, Masatoshi Arasawa, Ryu Washino, Yasushi Sakuma, Kazuhiko Naoe

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020

Analysis of TDECQ Dependence on Skew and Extinction Ratio with 106-Gb/s PAM-4 Modulation of Directly Modulated Submicron Ridge Localized Buried Heterostructure Lasers.

Kazuki Suga, Kouji Nakahara, Kaoru Okamoto, Shigenori Hayakawa, Masatoshi Arasawa, Tetsuya Nishida, Ryu Washino, Takeshi Kitatani, Masatoshi Mitaki, Hironori Sakamoto, Yasushi Sakuma, Shigehisa Tanaka

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020

2018

Superior BER Transmission of 106-Gb/s/lane Skewless PAM4 over 10 km by Utilizing 1.3-μm Directly Modulated InGaAlAs-MQW BH Lasers and Incoherent Multiplexing of Two NRZ Signals.

Kouji Nakahara, Riu Hirai, Takeshi Kitatani, Nobuhiko Kikuchi, Takayoshi Fukui, Kaoru Okamoto, Yasushi Sakuma, Kohichi Robert Tamura, Shigehisa Tanaka

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Uncooled Operation of 53-Gbaud PAM4 (106-Gb/s) EA/DFB Lasers with Extremely Low Drive Voltage with 0.9 Vpp.

Yoshihiro Nakai, Akira Nakanishi, Yoriyoshi Yamaguchi, Syunya Yamauchi, Atsushi Nakamura, Hideaki Asakura, Hayato Takita, Shigenori Hayakawa, Masatoshi Mitaki, Yasushi Sakuma, Kazuhiro Naoe

Proceedings of the European Conference on Optical Communication, 2018

2015

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.

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

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015

2014

56-Gb/s direct modulation in InGaAlAs BH-DFB lasers at 55°C.

Kouji Nakahara, Yuki Wakayama, Takeshi Kitatani, Takafumi Taniguchi, Toshihiko Fukamachi, Yasushi Sakuma, Shigehisa Tanaka

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Uncooled clear-eye-opening operation (25 to 95°C) of 25.8/28-Gbps 1.3-µm InGaAlAs-MQW directly modulated DFB lasers.

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

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

2013

Uncooled (0 to 85°C) and full C-band operation of a 10.7 Gbit/s InP Mach-Zehnder modulator monolithically integrated with SOA.

Akira Nakanishi, Noriko Sasada, Yasushi Sakuma, Ryu Washino, K. Okamoto, Kazuhiko Naoe, Hiroaki Hayashi, Hideo Arimoto, Shigehisa Tanak

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

28-Gb/s directly modulated InGaAlAs ACPM DFB lasers with high mask margin of 22% at 55°C.

Kouji Nakahara, Yuki Wakayama, K. Hiruma, Takeshi Kitatani, Kazunori Shinoda, T. Fukamachi, Yasushi Sakuma, Shigehisa Tanaka

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013