Online edition: ISSN 2432-6380
[TOP] | [2018] | [2019] | [2020] | [2021] | [2022] | [2023] | [2024] | [Japanese] / [English]
OFT2021-21
[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)
pp. 1 - 4
OFT2021-22
[Poster Presentation]
Optimization of observing frequency for high-speed Raman-based temperature sensing
Katsuichiro Nakazawa (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU)
pp. 5 - 8
OFT2021-23
[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)
pp. 9 - 12
OFT2021-24
[Poster Presentation]
Taper structure dependence of transmission loss of microfiber for measuring refractive index of aqueous solution
Naoaki Abe, Mitsuru Kihara (OECU)
pp. 13 - 16
OFT2021-25
[Poster Presentation]
Real-time acquisition of Brillouin gain spectrum distribution in BOCDR using virtual oscilloscope
Kohei Noda (Tokyo Tech/YNU), Kazuya Kishizawa (YNU), Heeyong Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU)
pp. 17 - 18
OFT2021-26
[Poster Presentation]
Attempt to optimize delay fiber length in BOCDR
Mana Sakamoto, Haruki Sasage (SIT), Kohei Noda (Tokyo Tech/YNU), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU), Heeyoung Lee (SIT)
pp. 19 - 22
OFT2021-27
[Poster Presentation]
Mutual interference suppression for FMCW LiDAR
Akifumi Soma, Shota Araishi, Sougo Shimizu, Chao Zhang, Fumihiko Ito (Shimane Univ.)
pp. 23 - 28
OFT2021-28
[Poster Presentation]
Fiber-optic strain vector detection using copolymer core doped with cyan dichroic dye
Hayato Yamazaki (UEC), Kentaro Yano (Hayashibara Co., Ltd.), Rei Furukawa (UEC)
pp. 29 - 32
OFT2021-29
[Poster Presentation]
Amplitude responses characterization of hetero-core optical fiber accelerometer with fixed supports at both ends for low frequency vibration monitoring
Miyuki Kadokura (Soka Univ.), Hiroshi Yamazaki (CSJ), Michiko Nishiyama, Kazuhiro Watanabe (Soka Univ.)
pp. 33 - 34
OFT2021-30
[Poster Presentation]
Fabrication and waveguide analysis of polymer optical fibers doped with phthalocyanine derivatives.
Takahiro Shigeyama, Rei Furukawa (Univ. of Electro-Communications)
pp. 35 - 38
OFT2021-31
[Poster Presentation]
POF Alkane Gas Sensor by ESD Method using Carbon Black
Naoki Yoda, Yutaka Suzuki, Masayuki Morisawa (Yamanashi Univ.)
pp. 39 - 42
OFT2021-32
[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)
pp. 43 - 46
OFT2021-33
[Poster Presentation]
Slope-assisted fiber-optic multimodal interference sensor for real-time temperature detection
Motoki Sano (YNU), Kohei Noda (YNU/Tokyo Tech), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU)
pp. 47 - 50
OFT2021-34
[Poster Presentation]
Optical correlation-controlled LiDAR for high-speed vibration detection
Takaki Kiyozumi, Tomoya Miyamae (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU)
pp. 51 - 56
OFT2021-35
[Poster Presentation]
Temperature sensing based on multimodal interference in multicore POF developed for image transmission
Kanon Toda (YNU), Kohei Noda, Naoki Motoishi (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU)
pp. 57 - 58
OFT2021-36
[Poster Presentation]
Strain dynamic range extension in slope-assisted BOCDR based on down-conversion of Brillouin frequency shift
Haruki Sasage, Mana Sakamoto (SIT), Kohei Noda (Tokyo Tech/YNU), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU), Heeyoung Lee (SIT)
pp. 59 - 62
OFT2021-37
[Poster Presentation]
Change in Sensitivity and Operating Range of POF Humidity Sensor by Adding Dye to the Cladding
Yuto Hirai, Yutaka Suzuki, Masayuki Morisawa (Yamanashi Univ.)
pp. 63 - 66
OFT2021-38
[Poster Presentation]
Propagation Characteristics of NRZ-DPSK Signals in Optical Delay Line Based on Wavelength Conversion by FWM and Optical Path Difference
Morito Okamoto, Mizuki Kobayashi, Naoto Kishi (Univ Electro Communications)
pp. 67 - 70
OFT2021-39
[Poster Presentation]
Partial-Mode-Excitation with Zero-Birefringence Polymer Optical Fiber
Shingo Sode, Rei Furukawa (UEC)
pp. 71 - 74
OFT2021-40
[Poster Presentation]
Characteristics of hetero-core optical fiber humidity sensor with TiO2 nano-particles and hygroscopic polymer multilayer film against humidity during film deposition
Koji Yuhashi, Jun-ichi Ida, Shoichi Kubodera, Kazuhiro Watanabe, Michiko Nishiyama (Soka Univ.)
pp. 75 - 76
OFT2021-41
[Poster Presentation]
Real-time laser displacement measurement system using intensity correlation with phase-modulated signal
-- range extension by detecting phase sign changes --
Hiroto Shimpo, Tamaki Ideno, Yosuke Tanaka (Tokyo Univ. of Agri. and Tech.)
pp. 77 - 78
OFT2021-42
A Consideration of Seismic Detection with Distributed Acoustic Sensor using Image Processing and Recognition
Takahiro Arioka, Kentaro Nakamura (Tokyo Tech)
pp. 79 - 84
OFT2021-43
Multipoint vibration sensing using low-reflective FBG-FPIs
-- study of measurement speed --
Atsushi Wada, Koki Nakaya, Koken Fukushima, Satoshi Tanaka (NDA)
pp. 85 - 88
OFT2021-44
[Invited Talk]
Report on OFC2021
-- Optical fiber --
Yusuke Sasaki (Fujikura)
pp. 89 - 92
OFT2021-45
Mid-IR fiber optic sensing system based on fluoride fiber waveguide
Kenji Goya (Akita Prefectural Univ.), Hiyori Uehara (NIFS), Yoshiaki Nishijima (Yokohama National Univ.), Shigeki Tokita (Osaka Univ.)
pp. 93 - 96
OFT2021-46
Multimodal interference sensor with dynamically controllable active area
Heeyoung Lee, Chenxu Zhao (SIT), Takaki Kiyozumi (YNU), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU)
pp. 97 - 100
OFT2021-47
Impact of sideband-delay on Conjugated Radio-over-fiber system
Takahide Sakamoto (TMU)
pp. 101 - 103
OFT2021-48
[Tutorial Invited Lecture]
Coherent optical communication technology and my research life
Shiro Ryu (Meiji Univ.)
pp. 104 - 109
OFT2021-49
[Invited Talk]
Plastic optical fiber as an host of luminescent dopants
-- A proposal for civil engineering field --
Rei Furukawa (UEC), Takafumi Sassa (RIKEN), Nobuko Fukuda (AIST)
pp. 110 - 113
OFT2021-50
[Invited Talk]
Fiber Optic Sensing in the well
Yoshinori Itoh (GSC)
pp. 114 - 118
Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.