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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, LQE | 2014-12-18 10:05 |
Tokyo | Kikai-Shinko-Kaikan, NTT Atsugi R&D center | [Invited Talk]
Narrow Linewidth and High Output Power Silicon Photonic Hybrid Ring-Filter External Cavity Wavelength Tunable Lasers Kenji Sato, Naoki Kobayashi, Masahiko Namiwaka (NEC Yamanashi), Keisuke Yamamoto (NEC), Shinya Watanabe (NEC Yamanashi), Tomohiro Kita, Hirohito Yamada (Tohoku Univ.), Hiroyuki Yamazaki (NEC Yamanashi)  OPE2014-139 LQE2014-126 |
Si-photonic Hybrid Ring External Cavity (SHREC) wavelength tunable lasers by passive alignment techniques with over 100-... [more] | OPE2014-139 LQE2014-126 pp.1-6 |
| LQE, OPE | 2013-06-21 14:50 |
Tokyo | Low-power multi-level modulation of InP MZ modulator with linear accelerator type tiny in-line centipede electrode structure directly driven with 65-nm CMOS-IC Tomoyuki Yamase, Mineto Sato, Hidemi Noguchi, Kenji Sato, Tomoaki Kato (NEC) OPE2013-12 LQE2013-22 |
An InP modulator with linear accelerator type tiny in-line centipede electrode structure is consisted of multiple short ... [more] | OPE2013-12 LQE2013-22 pp.27-32 |
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| LQE, OPE | 2011-06-30 16:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | InP MZ modulator with linear-accelerator-type tiny in-line centipede electrode structure for direct-drive with CMOS logic IC Tomoaki Kato, Mineto Sato, Kenji Sato, Tomoyuki Yamase, Hidemi Noguchi (NEC) OPE2011-26 LQE2011-26 |
[more] | OPE2011-26 LQE2011-26 pp.59-64 |
| CPM, OPE, R | 2010-04-16 13:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 10Gb/s-80km Transmission Characteristics of a Compact Tunable Light Source Monolithically Integrated with Mach-Zehnder Modulator via DC Mirror Takeshi Okamoto, Kenji Mizutani, Kiyotaka Tsuruoka, Shinya Sudo, Mineto Sato, Koji Kudo, Tomoaki Kato, Kenji Sato (NEC) R2010-3 CPM2010-3 OPE2010-3 |
Recently, in order to reduce footprint of the transmitters and transponders, small form factor modules (TOSA, etc.) have... [more] | R2010-3 CPM2010-3 OPE2010-3 pp.11-15 |
| LQE, CPM, EMD, OPE | 2008-08-29 09:25 |
Miyagi | Touhoku Univ. | A Compact Widely Wavelength-Tunable Laser Diode Monolithically Integrated with a Ring/MZI Loop-Filter Takeshi Okamoto, Shinya Sudo, Kiyotaka Tsuruoka, Mads L. Nielsen, Kenji Mizutani, Kenji Sato, Koji Kudo (NEC) EMD2008-46 CPM2008-61 OPE2008-76 LQE2008-45 |
Widely wavelength-tunable lasers with low power consumption and low cost are indispensable for dense wavelength division... [more] | EMD2008-46 CPM2008-61 OPE2008-76 LQE2008-45 pp.75-78 |
| LQE, OPE, OCS | 2007-11-01 16:15 |
Fukuoka | Wideband External Cavity Wavelength Tunable Laser by Utilizing an SOA with Coupled Quantum Well Active Layer Koji Kudo, Shinya Sudo, Mads L. Nielsen, Kenji Mizutani, Takeshi Okamoto, Kiyotaka Tsuruoka, Takao Morimoto, Tomoaki Kato, Kenji Sato (NEC) OCS2007-52 OPE2007-107 LQE2007-93 |
We have developed a wideband SOA as gain chip of a wide band (C+L) tunable laser by introducing coupled QWs. Low thresho... [more] | OCS2007-52 OPE2007-107 LQE2007-93 pp.57-60 |
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| OPE, LQE, CPM, EMD | 2005-08-25 15:15 |
Hokkaido | [Invited Talk]
Recent progress on wide-band wavelength tunable lasers and modules Koji Kudo, Kenji Mizutani, Jan De Merlier, Shinya Sudo, Kenji Sato, Morio Takahashi, Yukari Deki, Takeshi Takeuchi, Kouichi Suzuki, Hiroyuki Yamazaki (NEC) |
In the past few years, wide-band wavelength tunable lasers with a tuning range of over 40 nm have been developed intensi... [more] | EMD2005-42 CPM2005-70 OPE2005-50 LQE2005-30 pp.25-30 |
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| ISEC | 2005-05-18 14:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Liveness Detection and Failure to Enroll in Biometrics, Part 2
-- A Study on Vein Pattern Based Authenticaion -- Tsutomu Matsumoto, Takuji Hachiro, Takehiro Tanabe, Tomoki Morishita, Kenji Sato (Yokohama Nat'l Univ.) |
This note reports a method to evaluate the security of vein pattern based biometric authentication systems by using art... [more] | ISEC2005-5 pp.29-33 |
| IT, WBS, ISEC | 2005-03-18 16:45 |
Kyoto | Kyoto Univ. | Liveness Detection and Failure to Enroll in Biometrics
-- A Prompt Report on Authentication Based on Vein Pattern -- Tsutomu Matsumoto, Takuji Hachiro, Takehiro Tanabe, Tomoki Morishita, Kenji Sato (Yokohama Nat'l Univ.) |
This note makes a quick report on an experiment with respect to the liveness detection for vein pattern based biometric ... [more] | IT2004-85 ISEC2004-141 WBS2004-200 pp.81-82 |
| LQE, OCS, OPE | 2004-11-04 16:15 |
Fukuoka | Kyushu Institute of Technology | 10 Gb/s Uncooled Electroabsorption Modulator Integrated Light Source with AlGaInAs-MQW Structure by Narrow-Stripe Selective MOVPE Hiroaki Chida, Kenichiro Yashiki, Kiyotaka Tsuruoka, Ryuji Kobayashi, Shinya Sudo, Kenji Sato, Tomoaki Kato, Koji Kudo (System Devices Research Labs, NEC Corp.) |
We have developed 1.3-m AlGaInAs buried hetero-structure electro-absorption modulator integrated light source by... [more] | OCS2004-89 OPE2004-154 LQE2004-98 pp.39-42 |
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