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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] | 2022-07-19 15:45 |
Hokkaido | Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Fundamental Characteristic Measurements of Electroabsorption Modulator Integrated Laser Diode for Vector Modulation Yuki Seto (Waseda Univ.), Keizo Ingaki (NICT), Tetsuya Kawanishi (Waseda Univ.)  EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 |
We measured the fundamental characteristics of an EA modulator integrated laser diode for vector modulation of light. Di... [more] | EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 pp.99-102 |
| OCS, OPE, LQE | 2021-11-12 15:40 |
Online | Online | [Special Invited Talk]
uncooled 112Gb/s PAM4 InGaAlAs-MQW-DFB-BH laser Kouji Nakahara, Kazuki Suga, Kaoru Okamoto, Shigenori Hayakawa, Masatoshi Arasawa, Tetsuya Nishida, Ryu Washino, Takeshi Kitatani, Masatoshi Mitaki, Hironori Sakamoto, Yasushi Sakuma, Shigehisa Tanaka (Lumentum) OCS2021-25 OPE2021-45 LQE2021-24 |
Directly modulated lasers that have cost effective, small footprint and low power consumption are attractive as transmis... [more] | OCS2021-25 OPE2021-45 LQE2021-24 pp.20-23 |
| OPE, OCS, LQE | 2018-05-11 17:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg (Tokyo) | [Special Invited Talk]
Investigation of reduced skew of 106-Gb/s PAM4 waveform with optical orthogonal polarization multiplexing by utilizing 1.3-um directly modulated lasers Kouji Nakahara (Oclaro), Riu Hirai (Hitachi), Takeshi Kitatani (Oclaro), Nobuhiko Kikuchi (Hitachi), Takayoshi Fukui, Kaoru Okamoto, Yasushi Sakuma, Kohichi R. Tamura, Shigehisa Tanaka (Oclaro) OCS2018-9 OPE2018-9 LQE2018-9 |
One of technical issues of PAM-4 modulation by utilizing directly modulated lasers is distorted into a shew shape eye-di... [more] | OCS2018-9 OPE2018-9 LQE2018-9 pp.31-34 |
| CPM, OPE, LQE, R, EMD | 2015-08-28 09:35 |
Aomori | Aomori-Bussankan-Asupamu | Analysis of heat dissipation and evaluation of current reduction of 1.3 μm wavelength InGaAlAs BH laser Takahiko Shindo, Wataru Kobayashi, Yoshihiro Ogiso, Naoki Fujiwara, Ryuzo Iga, Yoshitaka Ohiso, Hiroyuki Ishii (NTT) R2015-37 EMD2015-45 CPM2015-61 OPE2015-76 LQE2015-45 |
The 1.3 μm wavelength InGaAlAs directly modulated semiconductor laser is a promising candidate as a high-speed semicondu... [more] | R2015-37 EMD2015-45 CPM2015-61 OPE2015-76 LQE2015-45 pp.73-76 |
| LQE, OPE | 2015-06-19 15:50 |
Tokyo | Error Free 10km-SMF Transmission Using 25.8 Gbps Direct Modulation of 1.3μm-DFB Lasers up to 85℃ for Compact 100GbE Transceivers Takayuki Nakajima, Toshihiko Fukamachi, Mitsuo Akashi, Atsushi Nakamura, Yasushi Sakuma, Shigenori Hayakawa, Ryu Washino, Masaru Mukaikubo, Kaoru Okamoto, Katsuya Motoda, Kazuhiko Naoe, Kouji Nakahara, Shigehisa Tanaka, Kazuhisa Uomi (Oclaro) OPE2015-18 LQE2015-28 |
We developed four 25.8 Gbps InGaAlAs-MQW DFB lasers modulated directly which have four lasing wavelengths correspond to ... [more] | OPE2015-18 LQE2015-28 pp.39-42 |
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| OPE, LQE | 2014-06-20 14:50 |
Tokyo | Investigation of 56-Gb/s direct modulation in 1.3-um InGaAlAs MQW RS-BH DFB lasers Kouji Nakahara, Yuki Wakayama, Takeshi Kitatani, Takafumi Taniguchi (Hitachi), Toshihiko Fukamachi, Yasushi Sakuma (Oclaro), Shigehisa Tanaka (Hitachi) OPE2014-17 LQE2014-22 |
Demands for the highly efficient transmission of large amounts of data capacity have become pressing with the explosive ... [more] | OPE2014-17 LQE2014-22 pp.23-26 |
|
| MWP, EMT, PN, LQE, OPE, EST, IEE-EMT [detail] | 2014-01-23 16:50 |
Kyoto | Doshisha University | Wide operating wavelength range of 30 nm with 25.8-Gb/s push-pull-driven InGaAlAs DMLs on semi-insulating InP substrate Wataru Kobayashi, Takeshi Fujisawa, Ken Tsuzuki, Yoshitaka Ohiso, Shigeru Kanazawa, Takahiko Shindo, Takayuki Yamanaka, Hiroaki Sanjoh (NTT) PN2013-58 OPE2013-172 LQE2013-158 EST2013-107 MWP2013-78 |
We design and fabricate directly modulated lasers (DMLs) with a wide wavelength range on one InP wafer to realize a larg... [more] | PN2013-58 OPE2013-172 LQE2013-158 EST2013-107 MWP2013-78 pp.129-134 |
| OPE, LQE, CPM, EMD, R | 2013-08-30 11:30 |
Hokkaido | sun-refre Hakodate | High speed operation at 50 Gb/s with 1.3-um InGaAlAs-based DML Wataru Kobayashi, Takeshi Fujisawa, Toshio Ito, Takayuki Yamanaka, Takashi Tadokoro, Hiroaki Sanjoh (NTT) R2013-52 EMD2013-58 CPM2013-77 OPE2013-81 LQE2013-51 |
We demonstrated 50 Gb/s operation of 1.3-um directly modulated laser for beyond 100GbE application. To increase frequenc... [more] | R2013-52 EMD2013-58 CPM2013-77 OPE2013-81 LQE2013-51 pp.117-122 |
| LQE | 2010-12-17 13:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Encouragement Talk]
AlGaInAs semi-insulating buried-heterostructure (SI-BH) distributed-reflector (DR) lasers for low-driving-current 40-Gbps direct modulation Ayahito Uetake, Koji Otsubo, Manabu Matsuda (PETRA/Fujitsu/Fujitsu labs.), Shigekazu Okumura (Fujitsu labs.), Mitsuru Ekawa, Tsuyoshi Yamamoto (PETRA/Fujitsu/Fujitsu labs.) LQE2010-120 |
Because of recent significant increase of data traffic, much attention has been paid to high-speed optical transmitters.... [more] | LQE2010-120 pp.27-32 |
| OPE, EMT, LQE, PN, IEE-EMT | 2010-01-28 16:50 |
Kyoto | Demonstration of Wide Temperature Range 25Gbps Operation of 1.3um Directly Modulated Laser Toshihiko Fukamachi, Takashi Shiota (Chuken/PETRA), Takeshi Kitatani (Hitachi, Ltd.,), Takuma Ban (Chuken/PETRA), Yasunobu Matsuoka, Reiko Mita (Hitachi, Ltd.,), Koichiro Adachi, Kazunori Shinoda (Chuken/PETRA), Toshiki Sugawara (Hitachi, Ltd.,), Shigehisa Tanaka, Shinji Tsuji (Chuken/PETRA), Masahiro Aoki (Hitachi, Ltd.,) PN2009-46 OPE2009-184 LQE2009-166 |
The uncooled 25-Gbps operation of a 1.3-μm directly modulated laser was demonstrated. This laser, which consists of a sh... [more] | PN2009-46 OPE2009-184 LQE2009-166 pp.61-64 |
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| LQE | 2009-12-11 14:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | AlGaInAs semi-insulating buried-heterostructure (SI-BH) distributed-reflector (DR) lasers for low-driving-current 40-Gbps direct modulation Ayahito Uetake, Koji Otsubo, Manabu Matsuda (OITDA/Fujitsu/Fujitsu Laboratories), Shigekazu Okumura (Fujitsu Laboratories), Mitsuru Ekawa, Tsuyoshi Yamamoto (OITDA/Fujitsu/Fujitsu Laboratories) LQE2009-148 |
Because of recent significant increase of data traffic, much attention has been paid to high-speed optical transmitters.... [more] | LQE2009-148 pp.51-56 |
| PN, CS, OCS (Joint) |
2008-06-12 10:45 |
Hokkaido | Chitose Institute of Science and Technology | Multi-wavelength optical source for OCDM using sinusoidally modulated laser diode Manabu Yoshino, Noriki Miki, Naoto Yoshimoto, Makoto Tsubokawa (NTT) CS2008-9 |
This paper reports the cost-effective novel multi-wavelength optical source for OCDM. This source emits precisely-wavele... [more] | CS2008-9 pp.19-24 |
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