Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
LQE |
2017-12-15 10:10 |
Tokyo |
|
[Encouragement Talk]
Hybrid modulation scheme for modulation characteristics control of distributed feedback laser Shigeru Mieda, Nobuhide Yokota (Tohoku Univ), Wataru Kobayashi (NTT), Hiroshi Yasaka (Tohoku Univ) LQE2017-85 |
[more] |
LQE2017-85 pp.1-4 |
LQE, LSJ |
2017-05-26 14:10 |
Ishikawa |
|
28-Gbit/s 80-km transmission with 1.3 μm wavelength SOA assisted extended reach EADFB laser (AXEL) Takahiko Shindo, Wataru Kobayashi, Koichi Hasebe, Naoki Fujiwara, Toshihide Yoshimatsu, Shigeru Kanazawa, Tetsuichiro Ohno, Hiroaki Sanjoh, Yoshitaka Ohiso, Hiroyuki Ishii, Yoshiaki Sone, Hideaki Matsuzaki (NTT) LQE2017-17 |
[more] |
LQE2017-17 pp.69-72 |
LQE |
2016-12-16 10:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Extension of transmission distance and enhancement of modulated output power with L-band wavelength SOA assisted extended reach EADFB laser (AXEL) Takahiko Shindo, Wataru Kobayashi, Naoki Fujiwara, Yoshitaka Ohiso, Koichi Hasebe, Hiroyuki Ishii, Mikitaka Itoh (NTT) LQE2016-97 |
[more] |
LQE2016-97 pp.5-8 |
LQE, OPE, OCS |
2016-10-28 11:05 |
Miyazaki |
Miyazaki Citizen's Plaza |
100-Gbit/s operation of 4-channel directly modulated DFB laser monolithically integrated with MMI coupler Wataru Kobayashi, Shigeru Kanazawa, Yuta Ueda (NTT), Takeshi Fujisawa (Hokkaido Univ), Hiroyuki Ishii, Mikitaka Itoh (NTT) OCS2016-49 OPE2016-90 LQE2016-65 |
We fabricate a 1.3 μm, 4-channel directly modulated laser (DML) array monolithically integrated multimode interference (... [more] |
OCS2016-49 OPE2016-90 LQE2016-65 pp.83-86 |
LQE, OPE, EMD, R, CPM |
2016-08-26 14:35 |
Hokkaido |
|
Equalizer-free 100-Gbit/s/λ signal transmission using flip-chip interconnection EADFB laser module Shigeru Kanazawa, Satoshi Tsunashima, Yasuhiko Nakanishi, Yoshifumi Muramoto, Hiroshi Yamazaki, Yuta Ueda, Wataru Kobayashi, Hiroyuki Ishii, Hiromasa Tanobe, Hiroaki Sanjoh (NTT) |
[more] |
|
OPE, LQE |
2016-06-17 15:05 |
Tokyo |
|
Modulation Characteristics Control of Distributed Feedback Laser with Intra-cavity Loss Modulation Shigeru Mieda, Nobuhide Yokota (Tohoku Univ.), Wataru Kobayashi (NTT), Hiroshi Yasaka (Tohoku Univ.) OPE2016-16 LQE2016-26 |
[more] |
OPE2016-16 LQE2016-26 pp.35-39 |
OPE, OCS |
2016-05-13 16:55 |
Tokyo |
Kikai-Shinko-Kaikan Bldg(Tokyo) |
[Special Invited Talk]
200-Gbit/s operation of high-speed lumped-electrode EADFB laser module using flip-chip interconnection technique Shigeru Kanazawa, Hiroshi Yamazaki, Yasuhiko Nakanishi, Takeshi Fujisawa, Kiyoto Takahata, Yuta Ueda, Wataru Kobayashi, Yoshifumi Muamoto, Hiroyuki Ishii, Hiroaki Sanjoh (NTT) OCS2016-7 OPE2016-7 |
(Advance abstract in Japanese is available) [more] |
OCS2016-7 OPE2016-7 p.25 |
LQE |
2015-12-18 11:30 |
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, OCS |
2015-10-29 10:30 |
Oita |
Beppu International Convention Center |
100Gbit/s transmitter optical sub-assembly (TOSA) using optical butt-coupling between EADFB laser array and AWG multiplexer Takaharu Ohyama, Yoshiyuki Doi, Wataru Kobayashi, Shigeru Kanazawa, Kiyoto Takahata, Atsushi Kanda, Takeshi Kurosaki, Takuya Tanaka, Tetsuichiro Ohno, Hiroaki Sanjoh, Toshikazu Hashimoto (NTT) OCS2015-44 OPE2015-94 LQE2015-63 |
(Advance abstract in Japanese is available) [more] |
OCS2015-44 OPE2015-94 LQE2015-63 pp.17-22 |
OPE, LQE, OCS |
2015-10-30 10:50 |
Oita |
Beppu International Convention Center |
100-Gbit/s/λ operation of flip-chip interconnection EADFB laser module Shigeru Kanazawa, Takeshi Fujisawa, Kiyoto Takahata, Toshio Ito, Yuta Ueda, Wataru Kobayashi, Hiroyuki Ishii, Hiroaki Sanjoh (NTT) OCS2015-72 OPE2015-122 LQE2015-91 |
(Advance abstract in Japanese is available) [more] |
OCS2015-72 OPE2015-122 LQE2015-91 pp.155-158 |
OPE, LQE, OCS |
2015-10-30 14:25 |
Oita |
Beppu International Convention Center |
Reduction of power consumption and extended transmission distance of EADFB laser by integrating SOA short SOA Wataru Kobayashi, Naoki Fujiwara, Koichi Hasebe, Shigeru Kanazawa, Hiroaki Sanjoh, Mikitaka Itoh (NTT) OCS2015-78 OPE2015-128 LQE2015-97 |
(Advance abstract in Japanese is available) [more] |
OCS2015-78 OPE2015-128 LQE2015-97 pp.181-186 |
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 |
CPM, OPE, LQE, R, EMD |
2015-08-28 10:00 |
Aomori |
Aomori-Bussankan-Asupamu |
Bandwidth Enhancement of Semiconductor Lasers by Intra-cavity Loss Modulation Shigeru Mieda, Nobuhide Yokota (Tohoku Univ.), Wataru Kobayashi (NTT), Hiroshi Yasaka (Tohoku Univ.) R2015-38 EMD2015-46 CPM2015-62 OPE2015-77 LQE2015-46 |
[more] |
R2015-38 EMD2015-46 CPM2015-62 OPE2015-77 LQE2015-46 pp.77-80 |
HPB (2nd) |
2015-06-19 14:00 |
Shizuoka |
|
A System Library for Utilizing Real-Time and High-Definition Rainfall Data from X-band Radar Monitoring Site Ryoma Kondo, Wataru Kobayashi, Masayuki Iwai (TDU) |
[more] |
|
OPE, LQE |
2014-12-19 15:40 |
Tokyo |
Kikai-Shinko-Kaikan, NTT Atsugi R&D center |
High-speed Operation of Optically Controlled Cross-gain-modulation Laser with External Cavity Shigeru Mieda, Satoshi Shiratori, Nobuhide Yokota (Tohoku Univ.), Wataru Kobayashi (NTT), Hiroshi Yasaka (Tohoku Univ.) OPE2014-148 LQE2014-135 |
An optically controlled laser diode with an optical loss and phase controllable external cavity was discussed to achieve... [more] |
OPE2014-148 LQE2014-135 pp.47-50 |
OPE, LQE |
2014-12-19 16:40 |
Tokyo |
Kikai-Shinko-Kaikan, NTT Atsugi R&D center |
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 |
OCS, OPE, LQE |
2014-10-30 11:50 |
Nagasaki |
Nagasaki Museum of History and Culture |
[Invited Talk]
Reports on ECOC2014 -Optical active devices- Wataru Kobayashi (NTT) OCS2014-46 OPE2014-90 LQE2014-64 |
This paper reports the R&D trend on optical active devices at ECOC (European Conference on Optical Communication) 2014. [more] |
OCS2014-46 OPE2014-90 LQE2014-64 pp.23-26 |
OCS, OPE, LQE |
2014-10-31 10:10 |
Nagasaki |
Nagasaki Museum of History and Culture |
Low-voltage Operation of Mach-Zehnder Interferometer-type Electroabsorption Modulator integrated with DFB laser diode Yuta Ueda (NTT), Takeshi Fujisawa (Hokkaido Univ.), Shigeru Kanazawa, Wataru Kobayashi, Kiyoto Takahata, Hiroaki Sanjoh, Hiroyuki Ishii, Masaki Kohtoku (NTT) OCS2014-71 OPE2014-115 LQE2014-89 |
[more] |
OCS2014-71 OPE2014-115 LQE2014-89 pp.153-157 |
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 |
|