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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 13 of 13  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
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
OCS, OPE, LQE 2014-10-31
16:05
Nagasaki Nagasaki Museum of History and Culture [Invited Talk] 8 x 50-Gb/s EADFB laser array module using flip-chip interconnection technique
Shigeru Kanazawa, Takeshi Fujisawa, Kiyoto Takahata, Hiroaki Sanjoh, Ryuzo Iga, Hiroyuki Ishii (NTT) OCS2014-82 OPE2014-126 LQE2014-100
We developed the first flip-chip interconnection EADFB laser array module for 400G system. The flip-chip interconnection... [more] OCS2014-82 OPE2014-126 LQE2014-100
pp.211-214
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
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
LQE, OPE 2013-06-21
16:15
Tokyo   High-accuracy, high-speed wavelength switching with Tunable distributed amplification (TDA-) DFB laser array
Takuya Kanai, Nobuhiro Nunoya, Takayuki Yamanaka, Ryuzo Iga, Makoto Shimokozono, Hiroyuki Ishii (NTT) OPE2013-15 LQE2013-25
We have developed the tunable distributed amplification (TDA-) DFB laser array tuned by single tuning current without mo... [more] OPE2013-15 LQE2013-25
pp.43-48
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
EMT, PN, LQE, OPE, MWP, EST, IEE-EMT [detail] 2012-01-26
15:40
Osaka Osaka Univ. Convention Center Mode-hop-free tunable wavelength lasers and their applications
Nobuhiro Nunoya, Hiroyuki Ishii, Ryuzo Iga, Tomonari Sato, Hiromi Oohashi (NTT) PN2011-48 OPE2011-164 LQE2011-150 EST2011-98 MWP2011-66
Tunable wavelength lasers without mode hopping have been developed for both high-speed wavelength switching and stable o... [more] PN2011-48 OPE2011-164 LQE2011-150 EST2011-98 MWP2011-66
pp.99-102
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
EMD, OPE, LQE, CPM 2010-08-27
18:10
Hokkaido Chitose Arcadia Plaza Directly modulated DFB lasers for flip chip mounting
Shigeru Kanazawa, Akira Ohki, Toshio Ito, Ryuzo Iga, Tomonari Sato, Hiroyuki Ishii, Hiromi Oohashi (NTT) EMD2010-62 CPM2010-78 OPE2010-87 LQE2010-60
 [more] EMD2010-62 CPM2010-78 OPE2010-87 LQE2010-60
pp.169-174
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
OPE, CPM, R 2008-04-18
14:05
Tokyo Kikai-Shinko-Kaikan Bldg. Analysis of Wear-Out Degradation of a Ru-doped SIBH InGaAsP DFB laser Using an Optical-Beam-Induced Current Monitor
Tatsuya Takeshita, Ryuzo Iga, Mitsuru Sugo, Yasuhiro Kondo (NTT) R2008-3 CPM2008-3 OPE2008-3
We investigated the degradation behavior of InGaAsP distributed feedback lasers (DFBs) at high temperature by employing ... [more] R2008-3 CPM2008-3 OPE2008-3
pp.11-16
OPE, LQE, OCS 2006-10-13
15:20
Fukuoka Kyusyu Univ. Chikushi Campus Highly reliable 1.5-μm DFB laser with SIBH structure
Tatsuya Takeshita, Takashi Tadokoro, Ryuzo Iga, Yuichi Tohmori (NTT), Mitsuo Yamamoto (NEL), Mitsuru Sugo (NTT) OCS2006-58 OPE2006-111 LQE2006-100
We have achieved a DFB laser with high reliability (<1000FITs) at 95°C that is capable of error-free 2.5 Gbps 80 km tran... [more] OCS2006-58 OPE2006-111 LQE2006-100
pp.91-95
OPE, LQE 2006-06-30
10:10
Tokyo Kikai-Shinko-Kaikan Bldg. 100℃ 10-Gb/s operation of 1.3-μm InGaAsP DFB lasers with Ru-doped semi-insulating buried heterostructure
Ryuzo Iga, Yasuhiro Kondo, Tatsuya Takeshita, Kenji Kishi, Masahiro Yuda (NTT)
We fabricated 1.3-um InGaAsP DFB lasers buried with a high-resistive ruthenium (Ru)-doped InP and evaluated 10Gb/s opera... [more] OPE2006-16 LQE2006-20
pp.7-10
 Results 1 - 13 of 13  /   
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