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Koichiro Adachi
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2020 – today
- 2021
- [c12]Syunya Yamauchi, Koichiro Adachi, Hideaki Asakura, Hayato Takita, Yoshihiro Nakai, Yoriyoshi Yamaguchi, Masatoshi Mitaki, Ryosuke Nakajima, Shigehisa Tanaka, Kazuhiko Naoe:
224-Gb/s PAM4 Uncooled Operation of Lumped-electrode EA-DFB Lasers with 2-km Transmission for 800GbE Application. OFC 2021: 1-3 - 2020
- [c11]Koichiro Adachi, S. Tanaka:
Direct Differential Drive of a Conventional 53-Gbaud EA-DFB using Commercially Available DSP. ECOC 2020: 1-3 - [c10]Koichiro Adachi, Syunya Yamauchi, Hideaki Asakura, Atsushi Nakamura, Kazuhiko Naoe, Shigehisa Tanak:
Wide-temperature-range 100-Gbaud Operation of a Lumped-electrode-type EA-DFB for an 800-Gb/s Optical Transceiver. ECOC 2020: 1-3
2010 – 2019
- 2019
- [c9]Koichiro Adachi, Takayoshi Fukui, Masato Shishikura, Akira Nakanishi, Atsushi Nakamura, Takanori Suzuki, Shigehisa Tanaka:
53-Gbaud PAM4 Differential Drive of a Conventional EA/DFB Toward Driver-Amplifier-Less Optical Transceivers. OFC 2019: 1-3 - 2018
- [j6]Koichiro Adachi, Takanori Suzuki, Shigehisa Tanaka:
A Lens-Integrated Surface-Emitting DFB Laser and Its Application to Cost-Effective Single-Mode Optical Sub Assembly. IEICE Trans. Electron. 101-C(7): 566-573 (2018) - 2017
- [c8]Takanori Suzuki, Koichiro Adachi, Shigehisa Tanaka:
Experimental Study of Adjustable Single-Mode Optical-Coupling Using Movable Micro-Mirror Array. ECOC 2017: 1-3 - [c7]Koichiro Adachi, Akira Nakanishi, Takanori Suzuki, Hiroki Irie, Yusuke Sasaki, T. Aoki, Masato Shishikura, Kazuhiko Naoe, Shigehisa Tanaka:
A passive optical alignment technique for single-mode fibers and light-source arrays. OFC 2017: 1-3 - 2016
- [j5]Koichiro Adachi, Takanori Suzuki, Aki Takei, Kouji Nakahara, Shigehisa Tanaka, Akira Nakanishi, Kazuhiko Naoe:
Monolithically integrated 4 ch × 25.8 Gbps lens-integrated surface-emitting DFB laser array directly coupled to SMF. IEICE Electron. Express 13(12): 20160418 (2016) - [j4]Koichiro Adachi, Takanori Suzuki, Kouji Nakahara, Shigehisa Tanaka, Akira Nakanishi, Kazuhiko Naoe:
A facet-free 1.3-µm surface-emitting DFB laser for a low-cost optical module. IEICE Electron. Express 13(21): 20160866 (2016) - 2015
- [c6]Koichiro Adachi, Takanori Suzuki, T. Ohtoshi, K. Nakahara, M. Sagawa, Akira Nakanishi, Kazuhiko Naoe, Shigehisa Tanak:
Facet-free surface-emitting 1.3-μm DFB laser. ECOC 2015: 1-3 - [c5]Koichiro Adachi, Yasunobu Matsuoka, Takashi Takemoto, Takanori Suzuki, Shigehisa Tanaka, Akira Nakanishi, Kazuhiko Naoe:
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 2015: 1-3 - [c4]Takanori Suzuki, Koichiro Adachi, Aki Takei, Yuki Wakayama, Akira Nakanishi, Kazuhiko Naoe, Kouji Nakahara, Shigehisa Tanaka, Kazuhisa Uomi:
Capability of high optical-feedback tolerance and non-hermetic-packaging for low-cost interconnections using lens-integrated surface-emitting laser. OFC 2015: 1-3 - [c3]Takashi Takemoto, Yasunobu Matsuoka, Yoshikazu Sugiyama, Hidenori Yonezawa, Hiroki Yamashita, Koichiro Adachi, Takahiro Nakamura, Etsuko Nomoto, Kouji Nakahara, Hideo Arimoto, Kenichi Osada, Tatemi Ido:
A 50-Gb/s NRZ-modulated optical transmitter based on a DFB-LD and a 0.18-µm SiGe BiCMOS LD driver. OFC 2015: 1-3 - 2014
- [c2]Koichiro Adachi, Aki Takei, Takanori Suzuki, Shigehisa Tanak, Akira Nakanishi, Kazuhiko Naoe:
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 2014: 1-3 - 2013
- [j3]Daichi Kawamura, Toshiaki Takai, Yong Lee, Kenji Kogo, Koichiro Adachi, Yasunobu Matsuoka, Norio Chujo, Reiko Mita, Saori Hamamura, Satoshi Kaneko, Kinya Yamazaki, Yoshiaki Ishigami, Toshiki Sugawara, Shinji Tsuji:
25 Gb/s 150-m Multi-Mode Fiber Transmission Using a CMOS-Driven 1.3-µm Lens-Integrated Surface-Emitting Laser. IEICE Trans. Electron. 96-C(4): 615-617 (2013) - [c1]Takashi Takemoto, Hiroki Yamashita, Fumio Yuki, Shinji Tsuji, Yong Lee, Koichiro Adachi, Kazunori Shinoda, Yasunobu Matsuoka, Toshiki Sugawara, Shinji Nishimura, Norio Chujo, Masaaki Nido, Kazuhiko Kurata, Junji Baba, Yoshinori Watanabe, Naoya Ikeda:
Compact and power-efficient 100-Gbps CMOS-based transceiver. OFC/NFOEC 2013: 1-3 - 2011
- [j2]Yong Lee, Kazuyuki Nagatsuma, Kazuhiko Hosomi, Takuma Ban, Kazunori Shinoda, Koichiro Adachi, Shinji Tsuji, Yasunobu Matsuoka, Shigehisa Tanaka, Reiko Mita, Toshiki Sugawara, Masahiro Aoki:
A 35-GHz, 0.8-A/W and 26-µm Misalignment Tolerance Microlens-Integrated p-i-n Photodiodes. IEICE Trans. Electron. 94-C(1): 116-119 (2011) - [j1]Norio Chujo, Toshiaki Takai, Toshiki Sugawara, Yasunobu Matsuoka, Daichi Kawamura, Koichiro Adachi, Tsuneo Kawamata, Tsuneo Ohno, Kenichi Ohhata:
A 25 Gb/s 65-nm CMOS Low-Power Laser Diode Driver With Mutually Coupled Peaking Inductors for Optical Interconnects. IEEE Trans. Circuits Syst. I Regul. Pap. 58-I(9): 2061-2068 (2011)
Coauthor Index
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