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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OFT | 2013-01-24 15:20 |
Tokushima | Measurement range enlargement in fiber-optic distributed strain and temperature sensing by coherent OTDR Akio Togo, Tomoaki Sudo, Hisashi Izumita, Yahei Koyamada (Ibaraki Univ.), Li Che-Hsien, Kinzo Kishida (Neubrex)  OFT2012-57 |
We extended measurand range of a coherent OTDR by introducing a fully tunable DFB laser whose optical frequency can be p... [more] | OFT2012-57 pp.25-30 |
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| OFT | 2013-01-24 16:25 |
Tokushima | Hybrid Brillouin-Rayleigh distributed sensing system capable to separate strain and temperature in single SM fiber Kinzo Kishida, Li Che-Hsien (Neubrex), Ken'ichi Nishiguchi (Osaka Univ.), Yoshiaki Yamauchi, Artur Guzik (Neubrex) OFT2012-59 |
This paper deals with development of a hybrid Brillouin-Rayleigh sensing system. The system is capable of separating str... [more] | OFT2012-59 pp.37-42 |
|
| AP (2nd) |
2012-12-21 14:15 |
Okinawa | KDDI Naha Building 6F | Numerical Estimation of E-field Uniformity in a Reverberation Chamber Using a Simple Multipath Model Katsushige Harima (NICT) |
A simple numerical technique for estimation of the maximum E-field uniformity in a reverberation chamber is presented. T... [more] | |
| SR, AN, USN, RCS (Joint) |
2012-10-18 09:50 |
Fukuoka | Fukuoka univ. | Channel Capacity of Distributed MIMO Systems under the Effect of Spatially Correlated Shadowing Ou Zhao, Hidekazu Murata, Susumu Yoshida (Kyoto Univ.) RCS2012-137 SR2012-57 AN2012-31 USN2012-34 |
In order to demonstrate the channel capacity improvement by MIMO transmission techniques in distributed antenna systems ... [more] | RCS2012-137 SR2012-57 AN2012-31 USN2012-34 pp.75-80(RCS), pp.133-138(SR), pp.45-50(AN), pp.39-44(USN) |
| IT | 2012-09-28 14:00 |
Gunma | Kusatsu Seminar House | LLR Calculation for Iterative Decoding on Rayleigh Fading Channels using Pade Approximation Gou Hosoya, Mikio Hasegawa, Hiroyuki Yashima (Tokyo Univ. of Science) IT2012-43 |
In this paper, approximate calculation of channel log likelihood ratio (LLR) for wireless channels using Pad\'{e} approx... [more] | IT2012-43 pp.69-74 |
| MoNA, CQ (Joint) |
2012-09-28 09:00 |
Kagawa | Kagawa pref. Takamatsu-city | Performance evaluation of time slot assignment algorithms with various radio interference models in IEEE 802.16j relay networks Ryosuke Mine, Go Hasegawa, Yoshiaki Taniguchi, Hirotaka Nakano (Osaka Univ.) CQ2012-48 |
Time slot assignment algorithms in IEEE 802.16j multi-hop relay networks often assume simple radio interference models b... [more] | CQ2012-48 pp.37-42 |
| OFT | 2011-10-20 13:00 |
Nagano | Scattering loss properties of holey fibers Kyozo Tsujikawa, Shigeru Tomita (NTT) OFT2011-31 |
It has been reported that additional scattering loss often arises in holey fibers, namely photonic crystal fiber (PCF) a... [more] | OFT2011-31 pp.1-6 |
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| OFT, OCS (Joint) |
2011-08-26 14:05 |
Hokkaido | Fiber-Optic Distributed Temperature Measurement With Very High Resolution Over Long Range Based on Rayleigh Backscatter Traces Obtained With Coherent OTDR Akio Togo, Yuta Iitsuka, Ryosuke Shimano, Hisashi Izumita, Yahei Koyamada (Ibaraki Univ.) OFT2011-25 |
Experiments and numerical simulations were conducted to find a possible performance of a technique for measuring distrib... [more] | OFT2011-25 pp.43-48 |
|
| OFT, OCS (Joint) |
2011-08-26 14:30 |
Hokkaido | Distributed vibration ditection with very high sensitivity using coherent OTDR Yuta Iitsuka, Akio Togo, Hisashi Izumita, Yahei Koyamada (Ibaraki Univ.) OFT2011-26 |
This paper presents some experimental results on the distributed vibration detection along a fiber based on the Rayleigh... [more] | OFT2011-26 pp.49-52 |
|
| US | 2011-02-21 10:10 |
Ibaraki | Accuracy analysis of echo amplitude distribution model for fibrotic liver Yu Igarashi (Tokyo Inst. of Tech.), Tadashi Yamaguchi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2010-113 |
We have presented a new analysis method of the echo signal for the purpose of the quantitative estimation of the liver f... [more] | US2010-113 pp.7-12 |
|
| EA | 2010-11-18 15:45 |
Fukuoka | Kyushu Univ. | Modal analysis and generated sound field simulation of a vibration panel.
-- In cases of in a free sound field and in a rectangular enclosure -- Akihiro Sonogi (Kyushu Univ.), Shinya Sato (Kyushu Univ./Nittobo Acoust. Eng. Co.,LTD.), Kazuhiko Kawahara, Akira Omoto (Kyushu Univ.) EA2010-89 |
Numerical simulation of radiation of Distributed Mode Loudspeaker (DML) hasn't been reported from a point of view of dif... [more] | EA2010-89 pp.31-36 |
| US | 2010-07-23 09:40 |
Tokyo | Institute of Industrial Science, the University of Tokyo | Convective Motion in Binary Fluid Mixture with Through-flow [ I ]
-- Pattern Selection in Linear Growth Regime -- Li Guodong (Xian Univ. Tech.), Akimitu Harada, Yoshihiro Yoshikawa (ALOKA LABO), Yoshifumi Harada (former Fukui Univ.) US2010-37 |
In this presentation, we would like to reviews recent progress in our convective motion in binary fluid mixtures with... [more] | US2010-37 pp.25-28 |
| OME | 2010-03-15 09:10 |
Miyagi | Tohoku Univ. | Rayleigh scattering study of titanium dioxide nanohybrid polymer Hendry Izaac Elim, Bin Cai, Okihiro Sugihara, Toshikuni Kaino, Tadafumi Adschiri (Tohoku Univ.) OME2009-87 |
Rayleigh scattering study of transparent TiO2 nanohybrid polymer has been experimentally carried out. To decrease the Ra... [more] | OME2009-87 pp.1-5 |
| SIS | 2010-03-05 14:10 |
Kanagawa | Kanagawa Institute of Technology | An OFDM Technique with Pilot Sequence in Transmission Symbols Hiroyuki Yamano, Shoichiro Yamasaki (Polytechnic Univ) SIS2009-73 |
At the OFDM(Orthogonal Frequency Division Multiplexing) transmitter, by using the $M$ samples of input block as the cont... [more] | SIS2009-73 pp.135-140 |
| EA, US (Joint) |
2010-01-26 13:00 |
Osaka | Analysis of ultrasonic image of liver diseases using co-occurrence matrix. Yuki Tanaka, Yu Igarashi (Tokyo Inst. of Tech.), Tadashi Yamaguchi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2009-105 |
Since the clinical diagnosis depends on the skill of the doctor, quantitative diagnosis method using ultrasonic echo sig... [more] | US2009-105 pp.99-104 |
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| OFT | 2010-01-21 13:00 |
Okinawa | Rayleigh scattering-induced noise and spatial resolution in Brillouin optical correlation-domain reflectometry Yosuke Mizuno, Weiwen Zou, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2009-66 |
According to the basic theory on Brillouin optical correlation-domain reflectometry (BOCDR), the modulation amplitude of... [more] | OFT2009-66 pp.21-26 |
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| IT | 2010-01-08 09:40 |
Overseas | Univ. of Hawaii | Theoretical Analysis of Collaborative Multi-Hop Transmission over Block Rayleigh Fading Channels Naoki Nishimura, Koji Ishibashi, Tadahiro Wada (Shizuoka Univ.) IT2009-60 |
If sensor nodes cannot support multiple antennas due to size or power consumption, the use of collaborative (or cooperat... [more] | IT2009-60 pp.47-52 |
| US | 2009-11-27 15:20 |
Shizuoka | Shizuoka University, Hamamatsu Campus | A quantitative estimation method of liver fibrosis based on combination of Rayleigh distributions Yu Igarashi (Tokyo Inst. of Tech.), Hiroshi Eduka, Tadashi Yamaguchi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2009-76 |
Since the clinical diagnosis using ultrasonic B-mode image is dependent on the skill of the doctor, the realization of t... [more] | US2009-76 pp.29-34 |
| US | 2009-10-22 10:40 |
Tokyo | Institute of Industrial Science, the University of Tokyo | Rotation Phase of gel surface waves Yumiko Yoshitake (Tokyo Denki Univ.), Keiji Sakai (Univ. of Tokyo) US2009-54 |
The surface wave propagations are generally subject to elasticity and surface tension: The former governs the behavior i... [more] | US2009-54 pp.1-4 |
| EMCJ, MW, IEE-MAG | 2009-10-23 16:30 |
Iwate | Iwate Univ. | Strees Distribution Measurement of Plate-shaped Magnetic Substance Using Ultrasonic Wave Ryousuke Furuuchi, Takami Abe, Satoshi Nakamura, Hiroshi Hatafuku, Shigeki Chiba, Hideo Oka, Hiroshi Osada (Iwate Univ.) |
In a structure with the criticality like an atomic reactor that a small crack will lead to a major accident, to be able ... [more] | EMCJ2009-77 MW2009-126 pp.193-196 |
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