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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OFT | 2017-01-20 13:30 |
Tokyo | Kikaishinko Kaikan | Measuring Method of Loss Characteristics of Few-mode Fibers Based on Impulse Response Measurement Technique Saki Nozoe, Takashi Matsui, Kyozo Tsujikawa (NTT), Masaaki Taruno, Hirokazu Kubota, Masaharu Ohashi (Osaka Pref. Univ.), Kazuhide Nakajima (NTT)  OFT2016-36 |
The space division multiplexing transmission based on multi-core fiber and few-mode fiber (FMF) has been currently attra... [more] | OFT2016-36 pp.5-9 |
| OFT | 2016-05-26 16:25 |
Okayama | Okayama International Center | Mode dependent loss measurement of few mode fibers using conventional OTDR HIrokazu Kubota, Yuji Miyoshi, Masaharu Ohashi (Osaka Pref. Univ.), Takayoshi Mori, Takashi Matsui, Kazuhide Nakajima (NTT) OFT2016-5 |
(Advance abstract in Japanese is available) [more] | OFT2016-5 pp.17-20 |
| OFT | 2016-05-27 11:00 |
Okayama | Okayama International Center | [Fellow Memorial Lecture]
Research and Development of Optical Fibers and Their International Standardization Masaharu Ohashi (Osaka Prefecture Univ.) OFT2016-10 |
45 years have already passed since optical fiber with a loss of 20dB/km was achieved by Corning. Optical fibers have bee... [more] | OFT2016-10 pp.39-44 |
| LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] | 2016-01-28 15:20 |
Hyogo | [Invited Talk]
Fundamentals of Optical Fibers and Its Trend Masaharu Ohashi (Osaka Pref. Univ.) PN2015-43 EMT2015-94 OPE2015-156 LQE2015-143 EST2015-100 MWP2015-69 |
It is about 30 years since an optical fiber was introduced into commercial optical communication systems. Since then, op... [more] | PN2015-43 EMT2015-94 OPE2015-156 LQE2015-143 EST2015-100 MWP2015-69 pp.51-56 |
|
| DE | 2015-09-24 13:00 |
Kanagawa | [Invited Talk]
* Masafusa Omashi (B・M・FT) |
[more] | ||
| OFT | 2014-10-24 09:35 |
Hyogo | Mode Coupling Coefficient Measurement of a Two-Mode Fiber Using Bending Method Haruki Moriyama, Hirokazu Kubota, Yuji Miyoshi, Masaharu Ohashi (Osaka Prefecture Univ.) OFT2014-32 |
(Advance abstract in Japanese is available) [more] | OFT2014-32 pp.51-54 |
|
| OCS, OFT (Joint) |
2014-08-29 13:25 |
Hokkaido | Kushiro Royal Inn | Application of LPFG with a heat shrinkable tube to vibration sensor Yuki Okuno, Masaharu Ohashi, Yuji Miyoshi, Hirokazu Kubota (Osaka Pref. Univ.) OFT2014-20 |
Mechanically long period fiber grating (MLPFG) with a heat-shrinkable tube has some advantages that it is cheap and fabr... [more] | OFT2014-20 pp.23-26 |
| PN, NS, OCS (Joint) |
2014-06-27 10:25 |
Oita | B-ConPlaza | Nyquist OTDM scheme using optical optical correlation receiver Yuji Miyoshi, Kenyu Yoshida, Masaharu Ohashi, Hirokazu Kubota (Osaka Pref. Univ.) OCS2014-20 |
We propose a Nyquist optical time division multiplexing transmission scheme using optical root-Nyquist pulses and an opt... [more] | OCS2014-20 pp.41-45 |
| OCS, OPE, OFT (Joint) [detail] |
2014-02-27 16:40 |
Okinawa | nest HOTEL Naha | [Invited Talk]
Recent Development of Few Mode Fibers and Unresolved Issues for the Practical Applications Nobuo Kuwaki, Ryo Maruyama, Shoichiro Matsuo (Fujikura), Masaharu Ohashi (Osaka Prefecture Univ.) OCS2013-105 OFT2013-62 OPE2013-212 |
The traffic of backbone network has been increasing rapidly according to the growth of broadband users in worldwide. In ... [more] | OCS2013-105 OFT2013-62 OPE2013-212 pp.23-28(OCS), pp.41-46(OFT), pp.41-46(OPE) |
| OFT | 2013-10-24 14:15 |
Nara | A study on the resolution time of optical sampling schemes using NOLM and degenerate FWM Shinya Watanabe, Yuji Miyoshi, Masaharu Ohashi, Hirokazu Kubota (Osaka Prefecture Univ.) OFT2013-25 |
We compare with time resolution and required power of the sampling pulse about two optical sampling methods using degene... [more] | OFT2013-25 pp.15-19 |
|
| OFT | 2013-10-25 11:10 |
Nara | Relationship between Index-Parameter and Crosstalk in Multi-Core Fiber Shuhei Yamamoto, Masaharu Ohashi, Yuji Miyoshi (Osaka Prefecture Univ.) OFT2013-36 |
(Advance abstract in Japanese is available) [more] | OFT2013-36 pp.67-70 |
|
| NC, MBE | 2013-09-25 11:45 |
Niigata | Niigata University Ekinan-Campus "TOKIMATE" | A Study on Classification of Emotional State Using HRV and Chaos Analysis of ECG Akira Ohashi (Nagaoka Univ. of Tech.), Naoki Jinbo, Ryo Shinozaki (UNION TOOL CO.), Masahiro Nakagawa (Nagaoka Univ. of Tech.) MBE2013-55 NC2013-41 |
Evaluation methods of the human mental condition are the subject investigated of actively. In this study, we propose a ... [more] |
MBE2013-55 NC2013-41 pp.107-112 |
| OCS | 2013-07-26 10:40 |
Tokyo | Sumida-Sangyo-Kaikan | [Tutorial Invited Lecture]
Fundamentals of optical fibers Masaharu Ohashi (Osaka Prefecture Univ.) OCS2013-30 |
It is about 30 years since an optical fiber was introduced into commercial optical communication systems. Since then, op... [more] | OCS2013-30 pp.61-66 |
| OFT, OPE, OCS (Joint) [detail] |
2013-02-28 17:15 |
Tokyo | [Invited Talk]
Design and characteristics of Two-Mode Optical Fiber with low DMD and Large Aeff Ryo Maruyama, Nobuo Kuwaki, Kiminori Sato, Shoichiro Matsuo (Fujikura), Masaharu Ohashi (Osaka Prefecture Univ.) OCS2012-105 OFT2012-77 OPE2012-195 |
Recently, mode division multiplexing (MDM) transmission system in Few-Mode Optical Fiber (FMF) has attracted considerabl... [more] | OCS2012-105 OFT2012-77 OPE2012-195 pp.45-50 |
|
| RCS, SR, SRW (Joint) |
2013-02-28 10:50 |
Tokyo | Waseda Univ. | A Study of Efficient Spectrum Utilization Using Wideband Non-contiguous OFDM Riichiro Nagareda, Akio Hasegawa, Tatsuo Shibata, Masayoshi Ohashi (ATR) SR2012-100 |
Recently the demand of the mobile communication traffic increases rapidly. In order to deal with this demand, it is thou... [more] | SR2012-100 pp.103-108 |
| OFT | 2013-01-25 11:20 |
Tokushima | Investigation of Offset-Launch Characteristics for Two-Mode Optical Fiber using FE-BPM Ryo Maruyama, Nobuo Kuwaki, Kiminori Sato, Shoichiro Matsuo (Fujikura), Masaharu Ohashi (Osaka Prefecture Univ.) OFT2012-67 |
[more] | OFT2012-67 pp.71-76 |
|
| OFT | 2012-10-25 16:25 |
Yamaguchi | KAIKYO MESSE SHIMONOSEKI | Transmission Characteristics of Multi-Core Fiber (MCF) with Trench-Index Cores Ro Cho, Masaharu Ohashi, Yuji Miyoshi (Osaka Prefecture Univ.) OFT2012-36 |
By using the two-core model, we clarify the effect of the index differences of the inner cladding and trench between cor... [more] | OFT2012-36 pp.21-26 |
| SR, AN, USN, RCS (Joint) |
2012-10-19 13:30 |
Fukuoka | Fukuoka univ. | Impact of Duty-Cycling on Wake-up Receiver for Radio-On-Demand WLAN Takatoshi Kimura, Akio Hasegawa (ATR), Hiroyuki Yomo (Kansai Univ.), Suhua Tang (ATR), Tetsuya Ito (NEC Communication System,Ltd.), Masayoshi Ohashi (ATR) RCS2012-152 |
We have proposed Radio-On-Demand (ROD) Wireless LAN (WLAN) in order to reduce energy wastefully consumed by WLAN AP. In ... [more] | RCS2012-152 pp.155-160 |
| NS | 2012-10-11 15:00 |
Kyoto | Kyoto Univ. | A Visualizing Technology for the Flow-based Network and the Communication Services Kinji Kawaguchi, Masahiko Ohashi, Yoshihiro Kubota, Masao Numazaki, Tomotaka Endo (FUJITSU) NS2012-92 |
Just after the Great East Japan Earthquake in the last year a huge volume of communication demands was generated and it ... [more] | NS2012-92 pp.69-72 |
| IN, NS, CS (Joint) |
2012-09-20 18:00 |
Miyagi | Tohoku Univ. Research Institute of Electrical Communication 2gokan | [Invited Talk]
A Study on the Visualization Technology for the Virtualized and Dynamically Reconfigurable Network and Services Yoshihiro Kubota, Kinji Kawaguchi, Masahiko Ohashi, Masao Numazaki (Fujitsu) NS2012-65 IN2012-63 CS2012-54 |
Recently, a whole communication service can be virtualized by combining the server virtualization, being widely used, an... [more] | NS2012-65 IN2012-63 CS2012-54 pp.73-75(NS), pp.71-73(IN), pp.27-29(CS) |
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