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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, LQE, OCS | 2024-10-18 10:25 |
Yamaguchi | (Yamaguchi) | MOVPE Growth for Mid Infrared Superlattice and Resonant Cavity Masakazu Arai (Univ. Miyazaki), Takeshi Fujisawa (Hokkaido Univ.), Koji Maeda (Univ. Miyazaki)  OCS2024-38 OPE2024-91 LQE2024-38 |
The mid-infrared wavelength band contains the optical absorption lines of the fundamental tones of many gases, and is im... [more] | OCS2024-38 OPE2024-91 LQE2024-38 pp.72-75 |
| OPE, OCS, LQE | 2022-10-21 13:20 |
Ehime | (Ehime, Online) (Primary: On-site, Secondary: Online) |
1.06-micron range photovoltaic device for wireless and optical fiber power transmission Yuga Motomura, Akira Kushiyama, Kensuke Nishioka, Masakazu Arai (Univ. of Miyazaki) OCS2022-34 OPE2022-80 LQE2022-43 |
[more] | OCS2022-34 OPE2022-80 LQE2022-43 pp.90-93 |
| OCS, OPE, LQE | 2017-10-26 11:40 |
Kumamoto | Josaien, Sakuranobaba (Kumamoto) | MOVPE Growth for Mid Infrared Light Emitting and Detection Devices Masakazu Arai, Keita Yoshimoto, Yuya Yamagata, Yuki Fujiwara, Kakeru Takahashi (Univ. of Miyazaki), Takeshi Fujisawa (Hokkaido Univ.), Koji Maeda (Univ. of Miyazaki) OCS2017-40 OPE2017-72 LQE2017-45 |
Mid infrared wavelength has attracted for gas sensing and new band fiber optic devices. We developed MOVPE growth for Sb... [more] | OCS2017-40 OPE2017-72 LQE2017-45 pp.25-28 |
| LQE, OPE, OCS | 2016-10-27 16:35 |
Miyazaki | Miyazaki Citizen's Plaza (Miyazaki) | Theoretical investigation of highly efficient connecting structure between Ge-rib and GeSn waveguides and extinction characteristics of GeSn/SiGeSn multiple-quantum-well waveguide for mid-infrared photonics Minami Akie, Takanori Sato, Shuntaro Makino (Hokkaido Univ.), Masakazu Arai (Miyazaki Univ.), Takeshi Fujisawa, Kunimasa Saitoh (Hokkaido Univ.) OCS2016-44 OPE2016-85 LQE2016-60 |
We investigate efficient connecting structure between Ge-rib and GeSn waveguides on Si substrate for mid-infrared (2 μm)... [more] | OCS2016-44 OPE2016-85 LQE2016-60 pp.55-60 |
| LQE | 2015-12-18 11:30 |
Tokyo | (Tokyo, Tokyo) | [Encouragement Talk]
High-speed operation of GaAs/InGaAs metamorphic lasers emitting at 1.3 um Ryo Nakao, Masakazu Arai, Wataru Kobayashi, Takaaki Kakitsuka, Tsuyoshi Yamamoto, Shinji Matsuo (NTT) LQE2015-126 |
[more] | LQE2015-126 pp.15-20 |
| OPE, LQE | 2014-12-19 16:40 |
Tokyo | Kikai-Shinko-Kaikan, NTT Atsugi R&D center (Tokyo) | High-speed operation of 1.3 um GaAs/InGaAs metamorphic lasers fabricated by using highly-accurate control of crystal lattice relaxation based on in-situ wafer curvature measurement Ryo Nakao, Masakazu Arai, Wataru Kobayashi, Tsuyoshi Yamamoto, Shinji Matsuo (NTT) OPE2014-150 LQE2014-137 |
Metamorphic-growth technology has a potential to overcome the restriction of the lattice matching in the semiconductor d... [more] | OPE2014-150 LQE2014-137 pp.59-64 |
| LQE, LSJ | 2014-05-22 14:00 |
Fukui | (Fukui) | Wavelength and temperature insensitive InP(110) Mach-Zehnder optical modulator Yoshihiro Ogiso, Masakazu Arai, Eiichi Yamada, Hiromasa Tanobe, Yasuo Shibata, Masaki Kohtoku (NTT) LQE2014-2 |
A Mach-Zehnder optical modulator (MZM) with a novel planar structure was proposed. A single-RF drive push-pull MZM with ... [more] | LQE2014-2 pp.5-8 |
| OPE, LQE, EMD, CPM, OME (Joint) [detail] |
2012-06-22 10:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | Demonstration on 20 Gbit/s Direct Modulation of 1.3-µm-Range Metamorphic Laser Masakazu Arai, Shigeru Kanazawa, Takashi Tadokoro, Masaki Kohtoku (NTT) OPE2012-11 LQE2012-15 |
There is a strong demand for the efficient use of electric power in telecom and Ethernet systems. We use metamorphic gro... [more] | OPE2012-11 LQE2012-15 pp.9-12 |
| LQE | 2010-12-17 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | Growth of large InGaAs single crystals as substrates of 1.3 micron wavelength laser diodes Kyoichi Kinoshita, Shinichi Yoda (JAXA), Hirokatsu Aoki (Furuuchi Chem.), Satoshi Yamamoto (Furuuchi Cem.), Tadatoshi Hosokawa (Furuuchi Che.), Masaaki Matsushima (Furuuchi Chem.), Masakazu Arai (NTT East), Yoshihiro Kawaguchi (NEL), Fumiyoshi Kano (NTT), Yasuhiro Kondo (NEL) LQE2010-123 |
We have succeeded in growing homogeneous InxGa1-xAs (x: 0.10 – 0.13) platy single crystals by the traveling liquid... [more] | LQE2010-123 pp.43-46 |
| EMD, OPE, LQE, CPM | 2010-08-27 17:45 |
Hokkaido | Chitose Arcadia Plaza (Hokkaido) | Incident-Power-Dependent Extinction Ratio of 1.3-um Electroabsorption Modulator Integrated with DFB laser: Theory and Experiment Takeshi Fujisawa, Takayuki Yamanaka, Takashi Tadokoro, Naoki Fujiwara, Masakazu Arai, Wataru Kobayashi, Yoshihiro Kawaguchi, Ken Tsuzuki, Fumiyoshi Kano (NTT) EMD2010-61 CPM2010-77 OPE2010-86 LQE2010-59 |
We have found that the extinction ratio of an electroabsorption modulator integrated with DFB laser strongly depends on ... [more] | EMD2010-61 CPM2010-77 OPE2010-86 LQE2010-59 pp.163-168 |
| OPE, EMT, LQE, PN, IEE-EMT | 2010-01-28 16:25 |
Kyoto | (Kyoto) | 40-km SMF transmission for 100-Gbit/s Ethernet system based on 25-Gbit/s 1.3-um electroabsorption modulator integrated with DFB laser Takeshi Fujisawa, Masakazu Arai, Naoki Fujiwara, Wataru Kobayashi, Takashi Tadokoro, Ken Tsuzuki, Yuichi Akage, Ryuzo Iga, Takayuki Yamanaka, Fumiyoshi Kano (NTTPH Lab.) PN2009-45 OPE2009-183 LQE2009-165 |
We have developed 1.3-um electroabsorption modulator integrated with DFB laser for middle- and long-distance 100 Gbit/s ... [more] | PN2009-45 OPE2009-183 LQE2009-165 pp.57-60 |
| LQE, OPE | 2009-06-19 15:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | Wide Temperature Range (-25 to 100C) Operation of a 10-Gb/s, 1.55-m Electroabsorption Modulator Integrated DFB Laser for 80-km SMF Transmission Wataru Kobayashi, Masakazu Arai, Takayuki Yamanaka, Naoki Fujiwara, Takeshi Fujisawa, Ken Tsuzuki, Takashi Tadokoro, Fumiyoshi Kano (NTT Corp.) OPE2009-25 LQE2009-28 |
An extended operating temperature range of 125C (-25 to 100℃), was demonstrated at 10-Gb/s for a 1.55-μm InGaAlA... [more] | OPE2009-25 LQE2009-28 pp.51-54 |
| OCS, LQE, OPE | 2008-10-23 09:00 |
Fukuoka | Kyushu Univ. (Fukuoka) | 10-Gbit/s InP n-p-i-n Mach-Zehnder Modulator Monolithically Integrated with SOA Takako Yasui, Yasuo Shibata, Ken Tsuzuki, Nobuhiro Kikuchi, Masakazu Arai, Yoshihiro Kawaguchi (NTT), Hiroshi Yasaka (Tohoku Univ.) OCS2008-47 OPE2008-90 LQE2008-59 |
An InP n-p-i-n Mach-Zehnder modulator and a semiconductor optical amplifier were monolithically integrated to compensate... [more] | OCS2008-47 OPE2008-90 LQE2008-59 pp.1-6 |
| LQE, CPM, EMD, OPE | 2008-08-29 10:15 |
Miyagi | Touhoku Univ. (Miyagi) | 10 Gbps direct modulation experiment using a 1.3 micron-range ridge waveguide laser on an InGaAs substrate Masakazu Arai, Takashi Tadokoro, Takeshi Fujisawa, Wataru Kobayashi, Yoshihiro Kawaguchi, Masahiro Yuda (NTT), Kyoichi Kinoshita, Shinichi Yoda (JAXA), Yasuhiro Kondo (NTT) EMD2008-48 CPM2008-63 OPE2008-78 LQE2008-47 |
[more] | EMD2008-48 CPM2008-63 OPE2008-78 LQE2008-47 pp.83-88 |
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