IEICE Society Conference 2025
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一般セッションB. Communications Society : B-10A．Optical Communication SystemsA (Optical Fibers)/B-13．Optical Fiber Technologies

[B-10A_B-13]Optical Communication SystemsA (Optical Fibers)/Optical Fiber Technologies

Fri. Sep 12, 2025 9:00 AM - 12:00 PM JST
Fri. Sep 12, 2025 12:00 AM - 3:00 AM UTC
School of Engineering Building No.1 3F Lecture Room No.6(Okayama University)
Chair:TATSUYA OKAMOTO(Nippon Telegraph and Telephone Corporation), YOSHIFUMI WAKISAKA(Nippon Telegraph and Telephone Corporation)
9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[B-10A_B-13-24]Effect of modulation frequency components on temperature measurement accuracy in BOCDR

〇Keita Kikuchi1, Ryuki Ohata2, Kohei Noda3, Ryo Inoue1, Yosuke Mizuno2, Heeyoung Lee1 (1. SIT, 2. YNU, 3. UTokyo)
9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[B-10A_B-13-25]High-resolution reflectivity profiling over 45 km via periodic pseudo-randomly modulated OCDR

〇Takaki Kiyozumi1,2, Yuta Higa1, Keisuke Motoda1, Takahiro Ishimaru3, Hiroshi Takahashi3, Kunihiro Toge3, Yosuke Mizuno1 (1. YNU, 2. UTokyo, 3. NTT)
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[B-10A_B-13-26]Estimation of laser modulation amplitude in OCDR based on ghost-peak positions

〇Keisuke Motoda1, Yosuke Mizuno1 (1. YNU)
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[B-10A_B-13-27]広帯域プローブ BOTDA における参照用光を用いた位相測定

〇TAKAHIRO ISHIMRU1, YOSHIFUMI WAKISAKA1, HIROSHI TAKAHASHI1, KUNIHIRO TOGE1 (1. Access Network Service Systems Labs., NTT, Inc.)
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[B-10A_B-13-28]Phase average method of phase sensitive OTDR with polarization diversity

〇YOSHIFUMI WAKISAKA1, Hiroshi Takahashi1, Daisuke Iida1, Takahiro Ishimaru1, Kunihiro Toge1 (1. NTT)
10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

Break time

10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[B-10A_B-13-29]分布型音響センシングを用いた架空ケーブル弛度の評価

〇Tatsuya Okamoto1, Daisuke Iida1, Kunihiro Toge1 (1. NTT, Inc.)
10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[B-10A_B-13-30]架空光ケーブルの支持線破断に対する異常検知技術の評価

〇Keisuke Murakami1, Chihiro Kito1, Kunihiro Toge1 (1. NTT)
11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[B-10A_B-13-31]DAS data analysis methods for detecting excavation activities

〇Chihiro Kito1, Keisuke Murakami1, Kunihiro Toge1 (1. NTT)
11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[B-10A_B-13-32]Impact of Transient Loads during Cable Severance on Optical Communications

〇Wataru Kokubo1, Imokawa Yousuke1, Goto Yukihiro1, Okano Nobuyuki1 (1. NTT, Inc.)
11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[B-10A_B-13-33]Reflection characteristics of suspension waters with different particle sizes using MT connector type optical sensors

〇Kei Kitayama1, Mitsuru Kihara1 (1. OECU Univ.)
11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[B-10A_B-13-34]Transmissive Optical Remote Sensor with Green to C-band Conversion Based on Chlorophyll Concentration

〇Kiichiro Kuwahara1, Kariya Ayumu1, Ikuta Rikizo2, Kodama Takahiro1 (1. Kagawa Univ., 2. Osaka Univ.)
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