IEICE Technical Report

Online edition: ISSN 2432-6380

Optical Fiber Technology

Workshop Date : 2026-10-08 - 2026-10-09 / Issue Date : 2026-10-01

OFT2026-29
[Poster Presentation] Wavelength dependence of inter-core crosstalk in multicore fiber under temperature changes
Soya Tanabe, Kenitiro Tsuji, Tomoyuki Uehara (NDA)
pp. 1 - 4

OFT2026-30
[Poster Presentation] Investigation of the Effects of Noise Components Adjacent to the Baseband Signal Frequency on Data Transmission Method Using Modulated Vibrations and a Mach-Zehnder Optical Fiber Vibration Sensor
Yuki Okamoto, Daniel Akira Ando (Mie Univ.), Shingo Ohno, Atsushi Nakamura, Daisuke Iida (NTT), Tetsuya Manabe (Mie Univ.)
pp. 5 - 8

OFT2026-31
[Poster Presentation] Temperature dependence of Raman-scattered light power in high-NA optical fiber
Ariasu Tamura, Yosuke Mizuno (YNU)
pp. 9 - 12

OFT2026-32
[Poster Presentation] Broadband spectral characteristics and strain and temperature responses of optical fibers continuously modified by short-pulse laser irradiation
Shunsuke Nagata (YNU), Yuma Matsushita (APU), Shimbu Shirai (YNU), Keita Kikuchi (YNU/SIT), Heeyoung Lee (SIT), Kenji Goya (APU), Yosuke Mizuno (YNU)
pp. 13 - 16

OFT2026-33
[Poster Presentation] 100-km reflection-point detection using dual-laser optical low-coherence reflectometry
Yukinari Arakaki, Keisuke Motoda (YNU), Takahiro Ishimaru, Hiroshi Takahashi, Kunihiro Toge (NTT), Yosuke Mizuno (YNU)
pp. 17 - 20

OFT2026-34
[Poster Presentation] A study on arbitrary-timing operation of an image monitoring system under low-power power-over-fiber
Riku Matsumoto, Daniel Akira Ando, Tetsuya Manabe (Mie Univ.)
pp. 21 - 24

OFT2026-35
[Poster Presentation] Random-waveform sample-number dependence of Brillouin gain spectra in PPRM-BOCDR
Yoshitomo Murata, Takumi Morikawa (SIT), Yosuke Mizuno (YNU), Heeyoung Lee (SIT)
pp. 25 - 28

OFT2026-36
[Poster Presentation] Distributed Strain Measurement during the Early-Strength Concrete Curing Process Using Optical Frequency Domain Reflectometry
Tetsuro Fukada, Shun Asahara, Junki Matsumoto, Masato Sumihiro, Koki Nakano, Fumihiko Ito (Shimane Univ.), Yuichi Yoshimura, Michio Imai (Kajima Corp.)
pp. 29 - 34

OFT2026-37
[Poster Presentation] Effect of Vibration Intensity on Vibration Position Estimation Error in a Bi-directional Mach-Zehnder Optical Fiber Sensor
Yukie Kanda, Daniel Akira Ando (Mie Univ.), Shingo Ohno, Atsushi Nakamura, Daisuke Iida (NTT), Tetsuya Manabe (Mie Univ.)
pp. 35 - 38

OFT2026-38
[Poster Presentation] Fundamental Study of Underground Water Pipeline Leak Detection Using a Mach-Zehnder Interferometer and an Autoencoder
Koumei Asano, Daniel Akira Ando (Mie Univ.), Shingo Ohno, Atsushi Nakamura, Daisuke Iida (NTT), Tetsuya Manabe (Mie Univ.)
pp. 39 - 42

OFT2026-39
[Poster Presentation] A Study on the Application of Error Correction Codes for a Data Transmission System Using Modulated Vibrations and Mach-Zehnder Type Optical Fiber Vibration Sensor
Shoto Sugimoto, Daniel Akira Ando (Mie Univ), Shingo Ohno, Atsushi Nakamura, Daisuke Iida (NTT), Tetsuya Manabe (Mie Univ)
pp. 43 - 46

OFT2026-40
[Poster Presentation] Effect of Annealing Temperature on the Optical Response of a Titanium Dioxide-Coated Hetero-Core Optical Fiber Temperature Sensor
Masahiko Kuroiwa, Kodai Kikuchi, Michiko Nishiyama, Junichi Ida (Soka Univ.)
pp. 47 - 50

OFT2026-41
[Poster Presentation] Investigation of gold nanoparticle immobilization methods and particle size for a hetero-core optical fiber bio-sensor
Akito Kaneko, Ai Hosoki (Akita Univ.)
pp. 51 - 52

OFT2026-42
[Poster Presentation] Polarization-state optimization and SNR improvement in PPRM-BOCDR using PMF
Tomohiro Shiozaki (YNU), Keita Kikuchi (YNU/SIT), Kohei Noda (UTokyo), Heeyoung Lee (SIT), Yosuke Mizuno (YNU)
pp. 53 - 56

OFT2026-43
[Poster Presentation] Detection of weak reflection points in OCDR by polarization-state control
Yuto Sekine, Yuta Higa, Keisuke Motoda, Takaki Kiyozumi (YNU), Takahiro Ishimaru, Hiroshi Takahashi, Kunihiro Toge (NTT), Yosuke Mizuno (YNU)
pp. 57 - 60

OFT2026-44
[Poster Presentation] Simultaneous measurement of distance and vibration frequency based on spectral analysis of sweep-acquired signals in correlation-domain LiDAR
Go Yamasaki, Yuto Sekine, Keisuke Motoda (YNU), Soshi Yoshida, Takaki Kiyozumi, Sze Yun Set, Shinji Yamashita (UT), Yosuke Mizuno (YNU)
pp. 61 - 66

OFT2026-45
[Invited Talk] From Coherent Optical Communication to Coherent Sensing -- Fundamental Technologies and Emerging Applications --
Yojiro Mori (TTI), Kuno Takuma (Nagoya Univ.)
pp. 67 - 72

OFT2026-46
[Invited Talk] Road Excavation Sound Detection Using Fiber Optic DAS
Yuichi Machijima (Lazoc)
pp. 73 - 76

OFT2026-47
Mitigation of beat-frequency drift effects in dual-laser OCDR
Keisuke Motoda (YNU), Takahiro Ishimaru, Hiroshi Takahashi, Kunihiro Toge (NTT), Yosuke Mizuno (YNU)
pp. 77 - 82

OFT2026-48
Ultra-Long-Range and High-Resolution Distributed Strain Measurement Using OFDR with the Negative Frequency Component Diffusion Method
Akiko Tada, Masaru Koshihara, Takanori Saitoh (Anritsu)
pp. 83 - 88

OFT2026-49
[Invited Talk] Direct Detection of Supercritical CO2 Using an Optical Fiber Sensor
Ai Hosoki (Akita Univ.), Hideki Kuramitz (Toyama Univ.)
pp. 89 - 92

OFT2026-50
[Invited Talk] Ultrashort-Pulse Laser Microfabrication and Optical Function Control of Optical Fibers
Kenji Goya, Gakuto Ishida, Yuma Matsushita, Koki Tachibana (Akita Pref. Univ.), Hiyori Uehara (NIFS), Yoshiaki Nishijima (YNU), Shigeki Tokita (ICR, Kyoto Univ.), Ryo Yasuhara (NIFS)
pp. 93 - 96

OFT2026-51
Response Characterization of an Indium Fluoride Fiber Sensor for Mid-Infrared Liquid Component Measurement
Gakuto Ishida (Akita Prefectural Univ.), Hiyori Uehara (NIFS), Shigeki Tokita (ICR, Kyoto Univ.), Yoshiaki Nishijima (Yokohama Natl. Univ.), , Kenji Goya (Akita Prefectural Univ.)
pp. 97 - 102

OFT2026-52
Fabrication of Spherical Optical Microcavity through Ultrasonic Atomization and Levitation
Zijian Wang, Kentaro Nakamura (IST)
pp. 103 - 108

Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.

The Institute of Electronics, Information and Communication Engineers (IEICE), Japan