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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SAT, KOSST | 2023-10-11 17:00 |
Overseas | Central Hotel Marianne（Korea, Busan） (Primary: On-site, Secondary: Online) |
Performance Prediction of LEO Satellite Communication using Ray Tracing Method including Rain and Atmospheric Attenuation Model Rei Furukawa, Kento Sugiyama, Masayuki Sirakawa, Kenshi Horihata, Yukiko Kishiki (KKE)  SAT2023-58 |
This paper evaluated the performance of a low Earth orbit (LEO) satellite communication in an urban area. In urban area... [more] |
SAT2023-58 pp.56-61 |
| SRW | 2022-01-17 13:15 |
Online | Online | Investigation of Radio Propagation Using Ray Tracing Method with a Metamaterial Reflector Wataru Okamura, Takahiro Matsumoto, Masayuki Shirakawa, Rei Furukawa, Yukiko Kishiki (KKE) SRW2021-61 |
[more] | SRW2021-61 pp.34-39 |
| OFT | 2021-10-14 10:30 |
Online | Online | [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) OFT2021-28 |
Dye-doped polymer optical fiber (POF) having a polarization-maintaining function fabricated using a birefringence-reduce... [more] | OFT2021-28 pp.29-32 |
| OFT | 2021-10-14 10:30 |
Online | Online | [Poster Presentation]
Fabrication and waveguide analysis of polymer optical fibers doped with phthalocyanine derivatives. Takahiro Shigeyama, Rei Furukawa (Univ. of Electro-Communications) OFT2021-30 |
Polymer optical fiber (POF) can be heat-drawn at a temperature as low as not to be destroying the dopants added in the h... [more] | OFT2021-30 pp.35-38 |
| OFT | 2021-10-14 13:00 |
Online | Online | [Poster Presentation]
Partial-Mode-Excitation with Zero-Birefringence Polymer Optical Fiber Shingo Sode, Rei Furukawa (UEC) OFT2021-39 |
In this experiment, PMMA (polymethyl methacrylate) that has no polarization-maintaining (PM) property, binary copolymer ... [more] | OFT2021-39 pp.71-74 |
| OFT | 2021-10-15 13:40 |
Online | Online | [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) OFT2021-49 |
[more] | OFT2021-49 pp.110-113 |
| SRW | 2021-08-24 15:05 |
Online | Online | [Invited Lecture]
A study of speed-up method by reducing the number of paths of intra-factory radio wave propagation simulation including dynamic shielding by ray tracing calculation in CPS emulator Masayuki Shirakawa, Rei Furukawa, Yukiko Kishiki (KKE), Hirokazu Sawada, Takeshi Matsumura, Fumihide Kojima (NICT) SRW2021-25 |
In this presentation, we outline the development of a wireless emulator as part of the Ministry of Internal Affairs and ... [more] | SRW2021-25 pp.33-38 |
| OME | 2018-02-22 14:30 |
Tokyo | Tokyo University of Agriculture and Technology | [Invited Talk]
Visual detection of strain using polymeric fiber-optic sensor Rei Furukawa, So Kamimura (UEC), Nobuko Fukuda (AIST), Takafumi Sassa (RIKEN) OME2017-60 |
Structures that are built temporarily mainly for supporting purposes are affected sensitively by unpredicted rain fall o... [more] | OME2017-60 pp.15-16 |
| ITS, IPSJ-ITS, IEE-ITS | 2016-09-14 13:30 |
Tokyo | Nihon University | Evaluation of Accuracy of GNSS Positioning for Bicycles in Urban Canyon Situations Using Electromagnetic and Radio Propagation Simulation Rei Furukawa, Takahiro Matsumoto, Masayuki Asanuma, Yoto Emori, Khadijah Aqilah Binti Sallehuddin, Yukiko Kishiki (KOZO KEIKAKU) ITS2016-13 |
The bicycle users who run on the car lane in urban areas are increasing. They often slip through between vehicles. It i... [more] |
ITS2016-13 pp.39-43 |
| OFT, OCS, OPE (Joint) [detail] |
2016-02-18 11:45 |
Okinawa | Okinawa Univ. | Evaluation of Modal and Reflection Noise Impacts in Silica and Plastic Optical Fiber Links for Radio-over-Fiber Systems Yuki Matsumoto, Motoharu Matsuura, Rei Furukawa (UEC), Azusa Inoue, Yasuhiro Koike (Keio Univ.) OFT2015-61 OPE2015-221 |
We have investigated and compared modal noise and reflection noise impacts in silica-based multimode fibers (MMFs) and p... [more] | OFT2015-61 OPE2015-221 pp.35-38 |
| SR, SRW (Joint) |
2015-10-27 09:30 |
Tokyo | KKE | [Technology Exhibit]
Evaluation of Satellite Availability of Multiple QZS for Positioning Applications Using Ray Tracing Method Rei Furukawa, Gilbert Siy Ching, Yukiko Kishiki (KKE) SR2015-65 SRW2015-46 |
With the growth of wireless technology and demand for ubiquitous connection, the need for accurate positioning is also... [more] |
SR2015-65 SRW2015-46 pp.65-66 |
| SANE | 2015-07-24 11:20 |
Tokyo | Electric Navigation Research Institute | Evaluation of Accurate GNSS Positioning using 3D Building Data and Ray Tracing Method Rei Furukawa, Kensuke Tsuda, Asako Okuno, Akira Kakizaki, Yukiko Kishiki (KKE), Nobuaki Kubo (Tokyo University of Marine Science and Technology) SANE2015-25 |
Positioning accuracy from GNSS is reduced due to effects of propagation. Especially in urban areas, obstructions and ref... [more] | SANE2015-25 pp.13-18 |
| ITS | 2013-07-26 14:50 |
Osaka | Kansai University | [Invited Talk]
Research on high precision relative positioning by cooperation between vehicles Suhua Tang, Rei Furukawa, Nao Kawanishi, Akio Hasegawa, Ryu Miura, Yoshio Takeuchi (ATR) ITS2013-10 |
These days, many research efforts have been devoted to support system for safe driving, which involves GNSS-based positi... [more] | ITS2013-10 pp.25-30 |
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