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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 56  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT 2024-01-19
11:10
Hyogo
(Primary: On-site, Secondary: Online)
Study of chirp-division multiplexing in time-gated digital optical frequency domain reflectometry using a sinusoidally frequency-modulated light source
Ichiki Tanimura, Masayuki Matsumoto (Wakayama Univ.) OFT2023-62
Time-Gated Digital Optical Frequency Domain Reflectometry (TGD-OFDR) uses frequency-chirped optical pulses with time wid... [more] OFT2023-62
pp.31-34
EA, US
(Joint)
2023-12-22
15:20
Fukuoka   [Poster Presentation] Detection of biomaterial interaction by ultrasonic reflectometry in the UHF range
Ayane Mogi, Takahiko Yanagitani (Waseda Univ.) US2023-63
QCM (quartz crystal microbalance) is extensively used for biomolecules sensing. However, it is not clear that whether t... [more] US2023-63
pp.41-46
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
OCS, OFT, IEE-CMN, ITE-BCT
(Joint) [detail]
2023-11-10
10:35
Kyoto
(Primary: On-site, Secondary: Online)
High-accuracy distributed strain sensing based on low-coherence BOCDR: simulation and experimental validation
Kenta Otsubo, Guangtao Zhu, Takaki Kiyozumi (YNU), Hiroshi Takahashi (YNU/NTT), Yusuke Koshikiya (NTT), Yosuke Mizuno (YNU) OFT2023-52
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] OFT2023-52
pp.24-29
OFT 2023-10-12
13:00
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
[Poster Presentation] Proposal of low-coherence BOCDR based on periodic noise modulation
Kenta Otsubo, Takaki Kiyozumi (YNU), Hiroshi Takahashi (YNU/NTT), Yusuke Koshikiya (NTT), Yosuke Mizuno (YNU) OFT2023-30
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] OFT2023-30
pp.59-62
OFT 2023-10-12
13:00
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
[Poster Presentation] Extension of measurement range in OCDR based on temporal gating scheme
Mana Sakamoto, Tomoya Miyamae (YNU), Kohei Noda (UTokyo), Heeyoung Lee (SIT), Yosuke Mizuno (YNU) OFT2023-31
For the past several decades, as a promising method for monitoring the soundness of optical fiber communication networks... [more] OFT2023-31
pp.63-66
ITE-BCT, OCS, IEE-CMN, OFT 2022-11-11
10:10
Miyagi Forest-Sendai
(Primary: On-site, Secondary: Online)
Observation of Rayleigh scattering by simplified optical correlation-domain reflectometry
Tomoya Miyamae, Guangtao Zhu, Takaki Kiyozumi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech/YNU), Yosuke Mizuno (YNU) OFT2022-39
Recent rapid growth of optical fiber communication has led to a significant demand for health monitoring technology of o... [more] OFT2022-39
pp.11-14
OFT 2022-10-13
09:30
Kanagawa Kanagawa-Kenmin Center
(Primary: On-site, Secondary: Online)
[Poster Presentation] Brillouin optical correlation-domain reflectometry using low-coherence light
Kenta Otsubo (YNU), Kohei Noda (YNU/Tokyo Tech), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2022-19
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] OFT2022-19
pp.5-8
OFT 2022-10-13
09:30
Kanagawa Kanagawa-Kenmin Center
(Primary: On-site, Secondary: Online)
[Poster Presentation] Extension of measurement range in OCDR based on double-modulation scheme
Mana Sakamoto (YNU/SIT), Tomoya Miyamae (YNU), Kohei Noda (YNU/Tokyo Tech), Kentaro Nakamura (Tokyo Tech), Heeyoung Lee (SIT), Yosuke Mizuno (YNU) OFT2022-20
For the past several decades, as a promising method for monitoring the soundness of optical fiber communication networks... [more] OFT2022-20
pp.9-12
OFT 2022-10-13
10:50
Kanagawa Kanagawa-Kenmin Center
(Primary: On-site, Secondary: Online)
[Poster Presentation] Operation of BOCDR using low-cost light source
Kouta Ozaki, Seiga Ochi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2022-27
Distributed optical fiber sensors for strain and temperature have been attracting considerable attention because of thei... [more] OFT2022-27
pp.36-38
OFT, OCS, IEE-CMN, ITE-BCT [detail] 2021-11-19
10:50
Online Online Super-simplified optical correlation-domain reflectometry
Takaki Kiyozumi, Tomoya Miyamae (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-53
Optical fiber reflectometry has been widely studied as a method for diagnosing the soundness of fiber networks. Of numer... [more] OFT2021-53
pp.13-16
OFT 2021-10-14
10:30
Online Online [Poster Presentation] High-speed BOCDR with unlimited strain dynamic range
Kazuya Kishizawa, Motoki Sano (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-21
Optical fiber sensors have been extensively studied as key tools for structural health monitoring because of their ease ... [more] OFT2021-21
pp.1-4
OFT 2021-10-14
10:30
Online Online [Poster Presentation] World-fastest operation of OCDR without spatial resolution deterioration
Tomoya Miyamae, Zhu Guangtao, Takaki Kiyozumi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-23
Recent rapid growth of optical fiber communication has led to a significant demand for health monitoring technology of o... [more] OFT2021-23
pp.9-12
OFT 2021-10-14
13:00
Online Online [Poster Presentation] Operation of ESA-free OCDR: simulation analysis and performance evaluation
Guangtao Zhu, Tomoya Miyamae (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-32
We propose a newly configured optical correlation-domain reflectometry (OCDR) without the use of an electrical spectrum ... [more] OFT2021-32
pp.43-46
EMD 2021-03-08
16:15
Online Online Fundamental Study on Effect of Surface Roughness of Contact Boundary and Torque Value on High-Frequency Characteristics of Connectors
Hiroyuki Ueda, Shugo Kaji, Daisuke Fujimoto, Youngwoo Kim, Yuichi Hayashi (NAIST) EMD2020-37
Wear occurs on the contact surface due to sliding and vibration of the connector. This increases the contact resistance,... [more] EMD2020-37
pp.40-43
PN 2021-03-01
16:15
Online Online [Invited Talk] High-performance distributed sensing based on Brillouin scattering in optical fibers
Yosuke Mizuno (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech) PN2020-47
We review fiber-optic distributed Brillouin sensing technology, focusing on Brillouin optical correlation-domain reflect... [more] PN2020-47
pp.30-37
EMD 2020-12-04
15:50
Online Online Fundamental Evaluation of Impedance Variations in the Connector Caused by High-Frequency Noise Propagation
Hiroyuki Ueda, Shugo Kaji, Youngwoo Kim, Daisuke Fujimoto (NAIST), Taiki Kitazawa, Takashi Kasuga (NIT,Nagano College)), Yuichi Hayashi (NAIST) EMD2020-24
As the operating frequency of information devices increases, the noise generated by the device is also becoming broadban... [more] EMD2020-24
pp.34-38
OFT 2020-10-09
14:30
Online Online Interferometer based on photonic integrated circuit for optical frequency domain reflectometry
Victor Shishkin, Akio Higo, Hideaki Murayama (UTokyo) OFT2020-34
We demonstrate an ultra-compact interferometer integrated on silicon photonic chip for distributed sensing using optical... [more] OFT2020-34
pp.109-111
OFT 2020-10-09
14:55
Online Online Optical Time/Frequency Domain Reflectometry for Continuous Time-Domain Measurement of Rayleigh Backscattered Light
Takafumi Tsuboya, Shiro Ryu (Meiji Univ.) OFT2020-35
It is not possible to measure high speed frequency fluctuations that occur in the optical transmission line because conv... [more] OFT2020-35
pp.112-117
OFT 2020-10-09
15:20
Online Online Distributed measurement of polarization state using OCDR
Kohei Noda (Tokyo Tech), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2020-36
Optical fiber sensors have been extensively studied owing to their advantages such as long-range measurement, light weig... [more] OFT2020-36
pp.118-121
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