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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, OFT, OCS (Joint) [detail] |
2024-02-21 14:45 |
Okinawa | Nobumoto Ohama Memorial Hall (Primary: On-site, Secondary: Online) |
Investigation of inter-core crosstalk calculation method for loopback OTDR technique Mayu Iizuka, Katsuhiro Takenaga, Takuya Oda, Kentaro Ichii (Fujikura)  OCS2023-71 OPE2023-111 |
In the measurement of inter-core crosstalk (XT) of multi-core fiber using the loopback OTDR technique, a calculation met... [more] | OCS2023-71 OPE2023-111 pp.21-24 |
| OPE, OFT, OCS (Joint) [detail] |
2024-02-21 15:25 |
Okinawa | Nobumoto Ohama Memorial Hall (Primary: On-site, Secondary: Online) |
Investigation of Effects of Dispersion Fluctuation on Multilevel Eigenvalue-modulated Signal Takumi Motomura, Akihiro Maruta (Osaka Univ.), Masaharu Ohashi (OMU-NC), Ken Mishina (Osaka Univ.) OCS2023-72 OPE2023-115 |
The eigenvalues in the Zakharov-Shabat problem for the nonlinear Schr"odinger equation are invariant quantities with res... [more] | OCS2023-72 OPE2023-115 pp.25-30(OCS), pp.41-46(OPE) |
| EMCJ | 2023-11-24 13:00 |
Tokyo | Kikai-Shinko-Kaikan (Primary: On-site, Secondary: Online) |
Detection Sensitivity Improvement by Removing Reflected Pulse Influence from a Bus Type Network Branch in Sequence Time Domain Reflectometry Takashi Kakiuchi, Kengo iokibe, Yoshitaka Toyota (Okayama Univ) EMCJ2023-73 |
Using the fact that cross-correlation between transmitted and reflected pulses in Sequence Time Domain Reflectometry can... [more] | EMCJ2023-73 pp.7-12 |
| MW, EMCJ, EST, IEE-EMC [detail] | 2023-10-19 09:40 |
Yamagata | Yamagata University (Primary: On-site, Secondary: Online) |
Evaluation of laminated PCB using hydrocarbon and FR-4 Makoto Yoshida (CDEX), Toshiyuki Yakabe (MPL LLP) EMCJ2023-37 MW2023-91 EST2023-64 |
We have been working on the practical application of 28 GHz-band VNA based on six-port method (SPC-VNA), which is a kind... [more] | EMCJ2023-37 MW2023-91 EST2023-64 pp.12-17 |
| MW, EMCJ, EST, IEE-EMC [detail] | 2023-10-19 15:00 |
Yamagata | Yamagata University (Primary: On-site, Secondary: Online) |
Dielectric Measurement of Liquids Using a Coaxial-feed Type Cut-off Circular Waveguide and a Time-domain Reflectometer Kouji Shibasta (Hachinohe Inst. of Tech.) EMCJ2023-47 MW2023-101 EST2023-74 |
(To be available after the conference date) [more] | EMCJ2023-47 MW2023-101 EST2023-74 pp.62-67 |
| OFT | 2023-10-12 10:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Application of distributed fiber-optic strain sensing to detection rock fracture Tianjun Zhang, Makito Kobayashi (UTokyo), Takumi Nakashima, Kotaro Fujiwara, Michio Imai, Hideki Nagatani, Yasuyuki Miyajima, Junichi Kawabata (KAJIMA), Hideaki Murayama (UTokyo) OFT2023-17 |
When excavating large underground cavities such as tunnels and underground power stations, there is a risk of rockfall d... [more] | OFT2023-17 pp.7-10 |
| OFT | 2023-10-12 10:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
The effects of core-to-core distances of MCFs and spatial resolutions of DSSs on MCF shape sensing Takafumi Ogura, Makito Kobayashi (UTokyo), Masaki Wada, Takashi Matsui, Kazuhide Nakajima (NTT), Kengo Koizumi, Hitoshi Murai (OKI), Hideaki Murayama (UTokyo) OFT2023-18 |
A multi-core fiber (MCF) with three times the core spacing of conventional fibers was developed for shape sensing of def... [more] | OFT2023-18 pp.11-14 |
| OFT | 2023-10-12 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Distributed strain measurements of multi-core fiber ribbon Shintaro Nakamoto, Takafumi Ogura (UTokyo), Masaki Wada, Takashi Matsui, Kazuhide Nakajima (NTT), Ryota Wada, Hideaki Murayama (UTokyo) OFT2023-24 |
We propose a ribbon-shaped optical fiber (MCF ribbon) consisting MCFs and SMFs, which is designed to fix the twisted con... [more] | OFT2023-24 pp.35-38 |
| OFT, OCS, LSJ (Joint) [detail] |
2023-08-25 09:55 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Continuous time-domain measurement method of Rayleigh backscattered light Shiro Ryu (Meiji Univ.) OFT2023-13 |
We have proposed a method that enables continuous measurement of backscattered light from a specific point of an optical... [more] | OFT2023-13 pp.21-26 |
| EMCJ, IEE-EMC, IEE-SPC | 2023-05-12 17:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
Fault Location using Deep Learning for TDR Waveforms in Overhead Distribution Systems with Few Branches Tohlu Matsushima, Daiki Nagata, Yuki Fukumoto (Kyutech), Takashi Hisakado (Kyoto Univ), Uki Kanenari, Tsuyoshi Iinuma, Yusuke Nishihiro (Kansai Transmission and Distribution, Inc.), Shin Toguchi (DAIHEN Corporation) EMCJ2023-11 |
Equipment using the TDR method is being developed to accelerate detection of faults in overhead distribution systems. H... [more] |
EMCJ2023-11 pp.25-30 |
| OCS, OFT, OPE (Joint) [detail] |
2023-02-16 13:45 |
Okinawa | kukuru-itomancity (Primary: On-site, Secondary: Online) |
Distributed Measurement of Indirect Crosstalk in 4-core Fiber Using Commercial OTDR for SMFs Yuto Kobayashi, Ayumi Inoue, Takuji Nagashima, Tetsuya Hayashi (Sumitomo Electric Industries, Ltd.) OCS2022-71 OPE2022-95 |
We measured the longitudinal accumulation profiles of the XT, using the commercial single-channel OTDR. The experimental... [more] | OCS2022-71 OPE2022-95 pp.5-9 |
| OCS, OFT, OPE (Joint) [detail] |
2023-02-16 14:10 |
Okinawa | kukuru-itomancity (Primary: On-site, Secondary: Online) |
Novel inter-core crosstalk measurement method using loopback OTDR technique Mayu Nakagawa, Katsuhiro Takenaga, Kentaro Ichii (Fujikura Ltd.) OCS2022-72 OPE2022-96 |
We have proposed a novel inter-core crosstalk (XT) measurement method for multi-core fiber (MCF) using loopback OTDR tec... [more] | OCS2022-72 OPE2022-96 pp.10-13 |
| EMCJ | 2022-07-14 13:35 |
Tokyo | (Primary: On-site, Secondary: Online) |
3D modeling of USB Type-C connector and signal transmission analysis by FDTD Hayato Ide (NIT,Nagano College), Taiki Kitazawa, Youngwoo Kim, Yuitch Hayashi (NAIST), Takashi Kasuga (NIT,Nagano College) EMCJ2022-28 |
Purpose of this study is discussed about degradation of the signal transmission and influence of impedance variation on ... [more] | EMCJ2022-28 pp.1-6 |
| MICT, EMCJ (Joint) |
2022-03-04 11:15 |
Online | Online | Reduction of radiated noise in the printed wiring board power supply layer
-- Reduction by resistance addition method -- Tatsuya Tanaka, Shinichi Sasaki (Saga Univ) EMCJ2021-74 |
(To be available after the conference date) [more] | EMCJ2021-74 pp.11-14 |
| OPE, OFT, OCS (Joint) [detail] |
2022-02-25 10:50 |
Online | Online | Crosstalk test method for constructing uncoupled multi-core fiber transmission line Tomokazu Oda, Atsushi Nakamura, Yusuke Koshikiya (NTT) OFT2021-78 OPE2021-61 |
Total end-to-end inter-core crosstalk (XT) is a key requirement for transmission systems using uncoupled multi-core fibe... [more] | OFT2021-78 OPE2021-61 pp.43-48(OFT), pp.64-69(OPE) |
| EMCJ | 2022-01-21 10:05 |
Online | Online | Detection of fault locations in an unbranched power distribution line using deep learning algorithm Daiki Nagata, Tohlu Matsushima, Yuki Fukumoto, Hideaki Kawano, Shunya Fujioka (Kyushu Inst of Tech) EMCJ2021-61 |
In fault detection in overhead power distribution systems, it is desired to take immediate response with fewer people. T... [more] | EMCJ2021-61 pp.1-6 |
| OFT, OCS, LSJ (Joint) [detail] |
2021-08-26 14:45 |
Online | Online | A method for continuously measuring backscattered light at an arbitrary point on an optical fiber Shiro Ryu (Meiji Univ.), Takafumi Tsuboya (SECOM) OFT2021-14 |
We have proposed a continuous measurement method for Rayleigh backscattered light in the time domain at any point on the... [more] | OFT2021-14 pp.13-18 |
| EMCJ, MICT (Joint) |
2021-03-05 16:15 |
Online | Online | Simulation of TDR waveform for fault location in overhead distribution line Fumikazu Kobayashi, Tohlu Matsushima, Yuki Fukumoto (Kyutech), Takashi Hisakado (Kyoto Univ.), Yusuke Kokubo, Shoichi Higashiyama, Yuko Inaoka (Kansai Transmission and Distribution, Inc.), Yusuke Sasaki (DAIHEN Corporation) EMCJ2020-82 |
It has been investigated that time domain reflectometry method was applied to an overhead distribution line to locate a ... [more] | EMCJ2020-82 pp.51-56 |
| OPE, OCS, OFT (Joint) [detail] |
2021-02-19 13:55 |
Online | Online | Application of distributed vibration sensing based on frequency-division-multiplex phase OTDR to monitoring an installed aerial optical fiber cable state Yoshifumi Wakisaka, Daisuke Iida, Tatsuya Okamoto, Yusuke Koshikiya, Nazuki Honda (NTT) OFT2020-69 OPE2020-90 |
Researches on distributed vibration sensing (DVS) to closely visualize optical fiber cable states have been developed fo... [more] | OFT2020-69 OPE2020-90 pp.62-65(OFT), pp.67-70(OPE) |
| OPE, OCS, OFT (Joint) [detail] |
2021-02-19 14:20 |
Online | Online | Advanced optical fiber line testing system technologies for access network Yoshitaka Enomoto (NTT) OFT2020-70 OPE2020-91 |
We have developed optical fiber line testing system (AURORA) which can reduce construction and maintenance cost and impr... [more] | OFT2020-70 OPE2020-91 pp.66-71(OFT), pp.71-76(OPE) |
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