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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2024-06-28 10:25 |
Ishikawa | Shiinoki Cultural Complex, Ishikawa Prefecture | Effect of square wave voltage on ultrasonic liquid crystal optical lenses Ryoya Mizuno, Yuma Kuroda (Doshisha Univ.), Akira Emoto (Tokushima Univ), Mami Matsukawa, Daisuke Koyama (Doshisha Univ.) |
(To be available after the conference date) [more] | |
| RCS, SR, SRW (Joint) |
2024-03-15 09:45 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Consideration of Space Network Utilization in 6G Eiji Okamoto (NITech)  RCS2023-282 SR2023-105 SRW2023-69 |
Non-terrestrial networks (NTNs) are expected to be an effective means of “super coverage extension” to remote areas on t... [more] | RCS2023-282 SR2023-105 SRW2023-69 p.131(RCS), p.63(SR), p.96(SRW) |
| OME | 2024-02-22 15:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Proposal of measurement and evaluation method for multimode polymer optical waveguide Reo Hirose, Okihiro Sugihara (Utsunomiya Univ.) OME2023-89 |
Due to the rapid increase of amount of data, multimode optical fiber (MMF) and multimode optical waveguide are attractin... [more] | OME2023-89 pp.20-23 |
| 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) |
| UWT (2nd) |
2024-01-29 17:30 |
Tokyo | Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Confirming the effectiveness of multi-beam transmission underwater turbulence Taiga Manabe, Naoki Kobayashi, Ayana Oku, Yoshihisa Takayama (Tokai Univ.) |
In this paper, we confirm the stabilization of irradiation through multi-beam transmission in underwaterconditions. Base... [more] | |
| UWT (2nd) |
2024-01-29 17:55 |
Tokyo | Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Performance Analysis of Underwater Optical Wireless Communication System with Moving AUV Takumi Ishida, Chedlia Ben Naila, Hiraku Okada, Masaaki Katayama (Nagoya Univ.) |
This paper investigates on the uplink transmission of an underwater optical wireless communication (UOWC) system, aiming... [more] | |
| EMD | 2023-12-22 14:25 |
Tochigi | Teikyo University | Development of detection scheme for speckle pattern changes in an output light spot from an optical fiber with a PIV method Takato Chiba, Makoto Hasegawa (Chitose Inst. of Science & Technology) EMD2023-35 |
When visible laser beams are input into a multi-mode optical fiber (MMF) from its one end and are allowed to travel ther... [more] | EMD2023-35 pp.19-24 |
| OFT | 2023-10-12 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Proposal of differential spectrum scheme in Brillouin optical correlation-domain reflectometry Ryo Inoue, Haruki Sasage, Yusei Shirai, Keita Kikuchi (SIT), Yosuke Mizuno (YNU), Heeyoung Lee (SIT) OFT2023-38 |
In Brillouin optical correlation-domain reflectometry (BOCDR), the length of the fiber under test (FUT) (i.e., the measu... [more] | OFT2023-38 pp.89-92 |
| MW, AP (Joint) |
2023-09-28 13:00 |
Kochi | Kochi Castle Museum of History (Primary: On-site, Secondary: Online) |
[Invited Talk]
Spatial mode conversion and mode distribution measurement of light wave with orbital angular momentum Hirokazu Kobayashi (Kochi Univ. of Tech.) MW2023-82 |
In this study, we introduce spatial mode conversion and mode distribution measurement method for optical vortex beams ha... [more] | MW2023-82 pp.11-14 |
| AP, SANE, SAT (Joint) |
2023-07-12 14:40 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Improvement of key generation efficiency of free-space optical physical layer cryptography using polar code Ryuto Terada (Nitech), Hiroyuki Endo (NICT), Kensuke Yamaura, Eiji Okamoto (Nitech), Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Morio Toyoshima, Mikio Hujiwara, Masahide Sasaki (NICT) SAT2023-12 |
Quantum key distribution is known as a secure key sharing technology against all physically possible attacks. However, t... [more] | SAT2023-12 pp.13-18 |
| AP, SANE, SAT (Joint) |
2023-07-12 15:00 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Quantum Signal Transmission Experiment for Line-of-sight Quantum Key Distribution Hiroyuki Endo, Mitsuo Kitamura, Shunsuke Ozawa (NICT), Ryosuke Shimizu (UEC), Mikio Fujiwara, Masahide Sasaki (NICT) SAT2023-13 |
Quantum key distribution (QKD) can be secure against any physically allowable attacks. Its transmission distance and key... [more] | SAT2023-13 pp.19-24 |
| EMD | 2023-06-30 14:45 |
Hokkaido | Chitose Arcadia Plaza | Analysis of pattern changes in an output light spot from an optical fiber with a PIV method (II) Takato Chiba, Makoto Hasegawa (Chitose Inst. of Science and Technology) EMD2023-5 |
When a disturbance is applied onto an optical multi-mode fiber, speckle pattern is often observed in an output light spo... [more] | EMD2023-5 pp.22-27 |
| US | 2023-02-28 16:10 |
Osaka | Kindai University (Higashi-osaka) | Frequency characteristics of ultrasonic variable focus liquid crystal lenses Yuma Kuroda, Yuki Harada (Doshisha Univ.), Akira Emoto (Tokushima Univ.), Mami Matsukawa, Daisuke Koyama (Doshisha Univ.) US2022-81 |
General optical solid lenses only have one focus point, and compound lens systems that have multiple lenses and mechanic... [more] | US2022-81 pp.28-33 |
| OCS, OFT, OPE (Joint) [detail] |
2023-02-17 16:25 |
Okinawa | kukuru-itomancity (Primary: On-site, Secondary: Online) |
Wide temperature range distribution measurement by simultaneous multi-point measurement method in BOCDR Yuta Suzuki, Shin-ichiro Tezuka, Masayoshi Honma, Satoshi Matsuura (Yokogawa Eleceric Corp.) OFT2022-65 OPE2022-120 |
The Brillouin optical correlation-domain reflectometry (BOCDR) method enable us to measure temperature and strain distr... [more] | OFT2022-65 OPE2022-120 pp.67-70(OFT), pp.128-131(OPE) |
| IE | 2023-02-02 17:00 |
Tokyo | NII (Primary: On-site, Secondary: Online) |
[Invited Talk]
The merits and demerits of the optical shot noise in digital imaging
-- Toward acquisition of true brightness -- Seishi Takamura (Hosei Univ.) IE2022-57 |
In CMOS image sensors, the reduction of dark current noise and readout noise, two of the three major image sensor noises... [more] | IE2022-57 pp.21-24 |
| 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 |
| OCS, OFT, LSJ (Joint) [detail] |
2022-08-25 15:35 |
Online | Online | Standardization Activities for Optical Fiber Sensors Shoji Adachi (PhoSC) OFT2022-10 |
Optical fiber sensors are being implemented in society both in Japan and overseas because of their features, such as the... [more] | OFT2022-10 pp.22-27 |
| EMD, R, LQE, OPE, CPM | 2022-08-25 13:10 |
Chiba | (Primary: On-site, Secondary: Online) |
Diffractive optical element with limited long-distance focusing range Masahiro Ueno, Sohan Kawamura, Takashi Sakamoto, Masayuki Tsuda (NTT) R2022-16 EMD2022-4 CPM2022-21 OPE2022-47 LQE2022-10 |
In the rust removal using high-power laser, it is desirable to extend the focusing the focusing range to suppress the in... [more] | R2022-16 EMD2022-4 CPM2022-21 OPE2022-47 LQE2022-10 pp.1-6 |
| EMD, R, LQE, OPE, CPM | 2022-08-26 10:10 |
Chiba | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Optical Properties of a Liquid Crystal Lens with Ring Electrodes Marenori Kawamura (Akita Univ.) R2022-23 EMD2022-11 CPM2022-28 OPE2022-54 LQE2022-17 |
Liquid crystal (LC) materials exhibit anisotropies regarding their electrical and optical properties. LCs combine the pr... [more] | R2022-23 EMD2022-11 CPM2022-28 OPE2022-54 LQE2022-17 pp.38-43 |
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