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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| MWP, EMT, PN, LQE, OPE, EST, IEE-EMT [detail] | 2014-01-23 17:15 |
Kyoto | Doshisha University | An electroabsorption modulator integrated DFB laser array integrated with low-loss optical multiplexer for 100GbE Takeshi Fujisawa, Shigeru Kanazawa, Yuta Ueda, Wataru Kobayashi, Kiyoto Takahata, Akira Ohki, Toshio Ito, Masaki Kohtoku, Hiroyuki Ishii (NTT) PN2013-59 OPE2013-173 LQE2013-159 EST2013-108 MWP2013-79 |
[more] | PN2013-59 OPE2013-173 LQE2013-159 EST2013-108 MWP2013-79 pp.135-140 |
| LQE, OCS, OPE | 2013-10-24 18:10 |
Fukuoka | 100GbE Transmitter Optical Sub-Assembly (TOSA) using Polarization Multiplexing Takaharu Ohyama, Akira Ohki, Kiyoto Takahata, Toshio Ito, Nobuhiro Nunoya, Takeshi Fujisawa, Shigeru Kanazawa, Ryuzo Iga, Hiroaki Sanjoh (NTT) OCS2013-64 OPE2013-110 LQE2013-80 |
100GbE transmitter optical sub-assembly (TOSA) using polarization multiplexing [more] | OCS2013-64 OPE2013-110 LQE2013-80 pp.75-80 |
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| OPE, LQE, CPM, EMD, R | 2013-08-29 11:35 |
Hokkaido | sun-refre Hakodate | Low-crosstalk and high-modulation bandwidth operation of flip-chip interconnection EADFB laser array module Shigeru Kanazawa, Takeshi Fujisawa, Kiyoto Takahata, Akira Ohki, Ryuzo Iga, Hiroyuki Ishii (NTT) R2013-34 EMD2013-40 CPM2013-59 OPE2013-63 LQE2013-33 |
We developed the first EADFB laser array module with new flip-chip interconnects which provide low crosstalk and high mo... [more] | R2013-34 EMD2013-40 CPM2013-59 OPE2013-63 LQE2013-33 pp.31-34 |
| 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 |
| OPE, LQE, OCS | 2012-10-26 09:25 |
Miyazaki | An electroabsorption modulator integrated DFB laser for beyond 100G parallel LAN applications Takeshi Fujisawa, Shigeru Kanazawa, Kiyoto Takahata, Akira Ohki, Yuta Ueda, Wataru Kobayashi, Ryuzo Iga, Hiroaki Sanjoh, Takayuki Yamanaka, Masaki Kohtoku, Hiroyuki Ishii (NTT) OCS2012-60 OPE2012-111 LQE2012-77 |
In 100GbE, a multi-lane LAN-WDM system, in which four 25-Gbit/s light sources with different waveglengths are used for t... [more] | OCS2012-60 OPE2012-111 LQE2012-77 pp.97-101 |
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| OCS, LQE, OPE | 2011-10-27 15:15 |
Kochi | Kochi University of Technology | A monolithically integrated light source for future-generation 100GbE transceiver Takeshi Fujisawa, Shigeru Kanazawa, Hiroyuki Ishii, Yoshihiro Kawaguchi, Nobuhiro Nunoya, Akira Ohki, Kiyoto Takahata, Ryuzo Iga, Fumiyoshi Kano, Hiromi Oohashi (NTT) OCS2011-68 OPE2011-106 LQE2011-69 |
We have fabricated a small optical trasnmitter module based on monolithically integrated light source, in which four 25G... [more] | OCS2011-68 OPE2011-106 LQE2011-69 pp.77-80 |
| LQE, OPE, OCS | 2010-10-29 14:40 |
Fukuoka | Mojiko Retro Town, Minato house | Large Bandwidth TO-CAN Module with LCP Based Transmission Line as serial 40-Gb/s 1.3/1.55-μm Light Source Wataru Kobayashi, Ken Tsuzuki, Takashi Tadokoro, Takeshi Fujisawa, Naoki Fujiwara, Takayuki Yamanaka, Fumiyoshi Kano (NTT) OCS2010-81 OPE2010-117 LQE2010-90 |
We developed 40-Gb/s 1.3/1.55-μm TO-CAN modules based on an InGaAlAs electroabsorption modulator integrated with DFB las... [more] | OCS2010-81 OPE2010-117 LQE2010-90 pp.149-152 |
| EMD, OPE, LQE, CPM | 2010-08-27 17:45 |
Hokkaido | Chitose Arcadia Plaza | 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 | 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 |
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| LQE, OPE | 2009-06-19 15:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 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 |
| LQE, CPM, EMD, OPE | 2008-08-29 10:15 |
Miyagi | Touhoku Univ. | 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 |
| LQE, PN, OPE, OFT, EMT | 2006-02-01 09:50 |
Hyogo | Kobe Univ. | Chromatic dispersion profile optimization of dual-concentric-core photonic crystal fibers for broadband dispersion compensation Takeshi Fujisawa, Kunimasa Saitoh, Keisuke Wada, Masanori Koshiba (Hokkaido Univ.) |
Chromatic dispersion profile of dual-concentric-core photonic crystal fibers is optimized for broadband dispersion compe... [more] | PN2005-72 OFT2005-59 OPE2005-120 LQE2005-135 pp.13-18 |
| LQE, PN, OPE, OFT, EMT | 2006-02-01 11:30 |
Hyogo | Kobe Univ. | Approximate Analytical Solutions for Nonlinear Photonic Crystal Fibers Takahito Kirihara, Takeshi Fujisawa, Kunimasa Saitoh, Masanori Koshiba (Hokkaido Univ.) |
An approximate analytical method for the solutions of nonlinear photonic crystal fibers (PCFs) is newly proposed. Replac... [more] | PN2005-76 OFT2005-63 OPE2005-124 LQE2005-139 pp.33-38 |
| LQE, PN, OPE, OFT, EMT | 2006-02-02 14:00 |
Hyogo | Kobe Univ. | Leakage Losses of QPM-SHG Device with Air Gap Yoshiki Ishikawa, Kunimasa Saitoh, Takeshi Fujisawa, Masanori Koshiba (Hokkaido Univ.) |
Leakage losses in a quasi-phase-matched second-harmonic-generation device based on a ridge-type MgO:LiNbO3/LiNbO3 wavegu... [more] | PN2005-93 OFT2005-80 OPE2005-141 LQE2005-156 pp.45-50 |
| OCS, OPE, LQE | 2005-11-04 17:00 |
Fukuoka | All-Optical Logic Gates Based on Nonlinear Slot Waveguide Couplers Takeshi Fujisawa, Masanori Koshiba (Hokkaido Univ.) |
A novel design of all-optical logic gates based on nonlinear slot waveguide couplers is proposed. NOT logic gates can be... [more] | OCS2005-73 OPE2005-103 LQE2005-111 pp.79-84 |
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| OPE, LQE, CPM, EMD | 2005-08-26 10:40 |
Hokkaido | An Analysis of Photonic Crystal Waveguide Gratings Using Coupled-Mode Theory and Finite-Element Method Takeshi Fujisawa, Masanori Koshiba (Hokkaido Univ.) |
Photonic crystal waveguide gratings are proposed and their coupling coefficients and transmission characteristics are ef... [more] | EMD2005-49 CPM2005-77 OPE2005-57 LQE2005-37 pp.19-24 |
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| OPE | 2005-02-18 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Optical Bistable Switching Properties Based on Photonic Crystal Directional Couplers with Channel Rejection Properties Koichi Komatsu, Takeshi Fujisawa, Masanori Koshiba (Hokkaido Univ.) |
An all-optical bistable configuration consisting of a channel-rejection photonic-crystal directional coupler is propos... [more] |
OPE2004-218 pp.1-6 |
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