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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, OCS, LQE | 2022-10-21 10:25 |
Ehime | (Primary: On-site, Secondary: Online) |
[Invited Talk]
WDM Transmission in S-Band Using PPLN-Based Wavelength Converters Terminated with 400-Gb/s C-Band Real-Time Transceivers Tomoyuki Kato, Hidenobu Muranaka, Yu Tanaka, Yuichi Akiyama, Takeshi Hoshida (Fujitsu), Shimpei Shimizu, Takayuki Kobayashi, Takushi Kazama, Takeshi Umeki, Kei Watanabe, Yutaka Miyamoto (NTT)  OCS2022-30 OPE2022-76 LQE2022-39 |
As a preliminary verification to demonstrate multi-band WDM transmission beyond the C+L-band without waiting for the new... [more] | OCS2022-30 OPE2022-76 LQE2022-39 pp.70-75 |
| OPE, OCS, LQE | 2022-10-21 11:05 |
Ehime | (Primary: On-site, Secondary: Online) |
Characterization of wideband wavelength conversion by dispersion-tailored Silicon waveguide Shun Okada, Hidenobu Muranaka, Tomoyuki Kato, Tokuharu Kimura, Yu Tanaka, Tsuyoshi Yamamoto (Fujitsu), Isaac Sackey, Gregor Ronniger, Carsten Schmidt-Langhorst, Robert Elschner, Colja Schubert (HHI), Takeshi Hoshida (Fujitsu) OCS2022-31 OPE2022-77 LQE2022-40 |
A wideband transmission system utilizing S+C+L band has been investigated in which C-band signals are converted to S-ban... [more] | OCS2022-31 OPE2022-77 LQE2022-40 pp.76-81 |
| OPE, LQE, OCS | 2019-11-11 13:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg (Tokyo) | [Invited Talk]
Report on ECOC2019
-- Core Transmission -- Tomoyuki Kato (Fujitsu) OCS2019-51 OPE2019-89 LQE2019-67 |
(Advance abstract in Japanese is available) [more] | OCS2019-51 OPE2019-89 LQE2019-67 pp.1-4 |
| OPE, LQE, OCS | 2018-10-18 16:00 |
Saga | [Invited Talk]
Fiber-optic Frequency Shifting of THz-range WDM Signal using Orthogonal Pump-signal Polarization Configuration Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura (Fujitsu Lab), Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert (HHI), Takeshi Hoshida (Fujitsu Lab) OCS2018-37 OPE2018-73 LQE2018-62 |
We propose a nonlinear fiber-based optical frequency shifter using two CW pumps orthogonally polarized to optical signal... [more] | OCS2018-37 OPE2018-73 LQE2018-62 pp.51-54 |
|
| OCS, OPE | 2017-05-12 16:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg(Tokyo) | [Special Invited Talk]
Continuously Tunable Optical Frequency Shifter by Polarization Switched Frequency Conversion Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura (Fujitsu Laboratories Ltd.), Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert (HHI), Takeshi Hoshida (Fujitsu Laboratories Ltd.) OCS2017-8 OPE2017-8 |
We propose an optical frequency shifter for contention resolutions which allows continuously tunable frequency shift inc... [more] | OCS2017-8 OPE2017-8 p.29 |
| LQE, OCS, OPE | 2013-10-25 17:10 |
Fukuoka | Precisely frequency allocated multiplexing at distributed point using fiber frequency conversion Tomoyuki Kato, Ryo Okabe (Fujitsu Lab.), Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert (HHI), Shigeki Watanabe (Fujitsu Lab.) OCS2013-80 OPE2013-126 LQE2013-96 |
We extend our investigation on a recently proposed concept for distributed optical frequency division multiplexing (CO-O... [more] | OCS2013-80 OPE2013-126 LQE2013-96 pp.153-158 |
|
| PRMU | 2013-06-10 17:00 |
Tokyo | The study of identifying people method by using tablet sensors Akihiro Katagiri, Tomoyuki Kato, Ryuta Nakagawa, Katsumasa Nagahama, Keiji Shimada (AsahiKASEI) PRMU2013-25 |
We considered the method of identifying people by using tablet sensors. We focused the features the people lift a tablet... [more] | PRMU2013-25 pp.35-40 |
|
| OPE, LQE, OCS | 2012-10-26 09:50 |
Miyazaki | Investigation of Operation Performance of a Semiconductor-Integrated SOA-MZI-Type All-Optical Flip-Flop Circuit with a Feedback Loop Yusuke Naito, Satoshi Shimizu, Tomoyuki Kato, Kohroh Kobayashi, Hiroyuki Uenohara (Tokyo Tech) OCS2012-61 OPE2012-112 LQE2012-78 |
[more] | OCS2012-61 OPE2012-112 LQE2012-78 pp.103-108 |
|
| NS, OCS, PN (Joint) |
2012-06-21 15:10 |
Yamagata | Yamagata Univ. | Frequency Conversion, Synchronization Control, and Multiplexing Using Cross-Phase Modulation Tomoyuki Kato, Ryo Okabe (Fujitsu lab.), Robert Elschner, Thomas Richter, Colja Schubert (HHI), Shigeki Watanabe (Fujitsu lab.) OCS2012-13 |
(Advance abstract in Japanese is available) [more] | OCS2012-13 pp.23-28 |
| CAS, CS, SIP | 2012-03-09 14:20 |
Niigata | The University of Niigata | Constructing Rectangular Duals for Designing Layouts of a Multi-Layered Printed Wiring Board with Prescribed Sizes Tomoyuki Katoh, Daisuke Takafuji, Toshimasa Watanabe (Hiroshima Univ.) CAS2011-144 SIP2011-164 CS2011-136 |
[more] | CAS2011-144 SIP2011-164 CS2011-136 pp.207-212 |
| OCS, LQE, OPE | 2011-10-27 16:30 |
Kochi | Kochi University of Technology | Investigation of Operation Conditions for a Passively mode-Locked VCSEL with a Concave Mirror Hiroshi Takanashi, Tomoyuki Kato, Kohroh Kobayashi, Hiroyuki Uenohara (Tokyo Tech) OCS2011-71 OPE2011-109 LQE2011-72 |
A mode-locked VCSEL structure with double-path resonance configuration using an external concave mirror is a promising c... [more] | OCS2011-71 OPE2011-109 LQE2011-72 pp.93-98 |
| PN, OCS, NS (Joint) |
2011-06-23 15:40 |
Wakayama | Wakayama University | All-optical Data Frequency Multiplexing on Single-Wavelength Carrier Light by Sequentially Provided Cross-Phase Modulation in Fiber Shigeki Watanabe, Tomoyuki Kato, Ryo Okabe (Fujitsu Labs.), Robert Elschner, Reinhold Ludwig, Colja Schubert (HHI) OCS2011-18 |
A novel configuration for an all-optical bus-topology data-multiplexing system is proposed in which multichannel signals... [more] | OCS2011-18 pp.39-44 |
| OCS, NS, PN (Joint) |
2010-06-24 11:10 |
Akita | Akita University | Investigation on the reduction of signal amplitude fluctuation using limiting amplification with optical fiber parametric limiter amplifier Tomoyuki Kato, Ryo Okabe, Shigeki Watanabe (Fujitsu lab.) OCS2010-12 |
(Advance abstract in Japanese is available) [more] | OCS2010-12 pp.7-12 |
| OCS, LQE, OPE | 2008-10-24 13:15 |
Fukuoka | Kyushu Univ. | Active mode-locked VCSEL using external concave mirror with high repetition rate and low threshold current Tomoyuki Kato, Hiroshi Takanashi, Akihiro Matsutani, Takahiro Sakaguchi, Kohroh Kobayashi (Tokyo Inst. of Tech.) OCS2008-74 OPE2008-117 LQE2008-86 |
[more] | OCS2008-74 OPE2008-117 LQE2008-86 pp.137-141 |
| EMD, CPM, LQE, OPE | 2006-08-25 09:15 |
Hokkaido | Chitose Arcadia Plaza | Analysis of oscillation condition of composite resonator Tomoyuki Kato, Kohroh Kobayashi (Titech) |
Composite resonators, which are formed by placing the external reflection mirror to the VCSEL, are attractive due to pos... [more] | EMD2006-35 CPM2006-65 OPE2006-77 LQE2006-42 pp.55-59 |
| LQE, OPE | 2005-06-24 14:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Experimental Study on Optimum Coupling Efficiency of Double Series Coupled Microring Resonator Tomoyuki Kato, Yuta Goebuchi, Yasuo Kokubun (Yokohama National Univ.) |
[more] | OPE2005-20 LQE2005-19 pp.29-34 |
| LQE, OPE | 2005-06-24 14:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Optimum arrangement of high-order series coupled microring resonator for crosstalk reduction Yuta Goebuchi, Tomoyuki Kato, Yasuo Kokubun (Yokohama National Univ) |
Series coupling of microring resonators with differenct ring radii is effective to expand the FSR to be greater than 20n... [more] | OPE2005-21 LQE2005-20 pp.35-40 |
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