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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2022-04-21 14:05 |
Osaka | Osaka University, and online (Primary: On-site, Secondary: Online) |
A Study on High-reliability Communication Platform using Public Mobile Networks for Railway Applications Masanori Ishino, Taku Suzuki, Yuichi Igarashi, Taishi Oomi, Kenzaburo Fujishima (Hitachi), Kazuki Nakamura, Takayasu Kitano (RTRI)  RCS2022-1 |
Railway operators need to introduce DX applications that improve operational efficiency and need to reduce train operati... [more] | RCS2022-1 pp.1-6 |
| RCS | 2022-04-21 14:30 |
Osaka | Osaka University, and online (Primary: On-site, Secondary: Online) |
Improving accuracy of mobile position detection using millimeter-wave Ryohei Watanabe, Tomotsugu Asada, Yo Koide, Takayuki Maeda (JR Central), Motoki Morita (NEC), Koji Fukukawa (Nippon Signal) RCS2022-4 |
A position detection method of a mobile using wireless communication has been already established in past research. Howe... [more] | RCS2022-4 pp.12-17 |
| RCS | 2022-04-21 14:55 |
Osaka | Osaka University, and online (Primary: On-site, Secondary: Online) |
The method of using reflectors for expansion of communication area of the Millimeter-wave train radio Taiki Shirai, Tomoyuki Tange, Yoshihiro Matsumura (JR Central), Hiroyuki Igura, Tomoki Arakawa (NEC) RCS2022-5 |
The Tokaido Shinkansen will use the millimeter-wave system, which enables large-capacity communication, as the next trai... [more] | RCS2022-5 pp.18-23 |
| RCS | 2022-04-22 13:45 |
Osaka | Osaka University, and online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Application of Local 5G Systems for Advancement of Railway Track Inspection and Operation Assistance in an Urban Train Station Nobukazu Fudaba, Takashi Seyama, Chikara Yasudas, Shinji Yamauchi (Fujitsu) RCS2022-10 |
In this presentation, the result of local 5G technology demonstration carried out in the proposal "Advancement of Railwa... [more] | RCS2022-10 p.47 |
| WPT | 2022-03-07 14:35 |
Kyoto | (Primary: On-site, Secondary: Online) |
A Basic Study on Efficiency Affected by the Rebar on Wireless Power Transfer by Electric Resonant Coupling Uhiro So, Takehiro Imura, Yoichi Hori (TUS) WPT2021-27 |
Due to the feature of wireless power transmission, the transmission efficiency will be decreased if metal foreign object... [more] | WPT2021-27 pp.34-37 |
| WPT | 2022-03-07 15:00 |
Kyoto | (Primary: On-site, Secondary: Online) |
A Method for Improving Efficiency in Wireless Power Transfer by Magnetic Resonant Coupling through Rebar Seiya Yamamoto (TUS), Chiaki Nagai (OBAYASHI), Kyoko Ichikawa, Masahiro Kawakubo (RWMC), Takehiro Imura, Yoichi Hori (TUS) WPT2021-28 |
One of the problems in wireless power transfer using magnetic resonant coupling is that the ingress of metallic foreign ... [more] | WPT2021-28 pp.38-41 |
| IE, ITS, ITE-AIT, ITE-ME, ITE-MMS [detail] | 2022-02-22 16:30 |
Online | Online | Relevance Analysis between Bio-signals of Engineers Inspecting Subway Tunnels and Their Inspection Behaviors Kaito Hirasawa, Keisuke Maeda, Ren Togo, Takahiro Ogawa, Miki Haseyama (Hokkaido Univ.) |
This paper presents relevance analysis between bio-signals of engineers inspecting subway tunnels and their inspection b... [more] | |
| IE, ITS, ITE-AIT, ITE-ME, ITE-MMS [detail] | 2022-02-22 17:00 |
Online | Online | A Note on Distress Detection based on Deep Learning with Hierarchical Multi-Scale Attention Mechanism for Supporting Maintenance of Subway Tunnels Saya Takada, Keisuke Maeda, Ren Togo, Takahiro Ogawa, Miki Haseyama (Hokkaido Univ.) |
In maintenance of transportation infrastructures, advanced support technologies that can reduce the burden on engineers ... [more] | |
| AP | 2022-02-17 10:50 |
Online | Online | [Invited Lecture]
Radio Wave Propagation Characteristics of Millimeter-wave in Railway Environment Kazuki Nakamura, Nagateru Iwasawa, Koki Iwamoto, Yusuke Kawamura, Daisuke Yamaguchi, Takayasu Kitano, Kunihiro Kawasaki (RTRI), Shotaro Yoshida (JRSEC), Masaharu Takahashi (Chiba Univ.) AP2021-161 |
In railways, wireless communication systems are used to communicate between running trains and the ground. Therefore, it... [more] | AP2021-161 pp.16-19 |
| MW | 2021-12-16 13:00 |
Kanagawa | Kawasaki City Industrial Promotion Hall (Primary: On-site, Secondary: Online) |
A Basic Study on Corrosion Detection Inside Reinforced Concrete Wall by Using Doppler Effect Keiichi Yokota, Ryosuke Suga, Osamu Hashimoto (Aoyama Gakuin Univ.) MW2021-87 |
Demands for nondestructive corrosion inspections are increasing with the aging of reinforced concrete structures. The in... [more] | MW2021-87 pp.15-18 |
| DC | 2021-12-10 15:45 |
Kagawa | (Primary: On-site, Secondary: Online) |
Study on Detection Method of the Level Crossing Rod Breakage using the Machine Learning Hiroshi Shida (NESCO), Noriyuki Shiraishi (JR Shikoku), Hiroshi Takahashi (Ehime Univ) DC2021-62 |
The level crossing is the only part, which public road intersects a railroad. The level crossing rod is an important equ... [more] | DC2021-62 pp.38-43 |
| EE, OME, CPM | 2021-11-18 09:20 |
Online | Online | Analysis of Core Loss under DC Current Bias of Inductors for Switching Power Supplies Toshiyuki Watanabe, Testuya Oshikata, Yuki Saito (Shindengen) EE2021-18 CPM2021-36 OME2021-12 |
With the increasing efficiency of power factor correction converters (PFC) used in grids where renewable energy is suppl... [more] | EE2021-18 CPM2021-36 OME2021-12 pp.1-5 |
| EE, WPT (Joint) |
2021-10-05 13:25 |
Online | Online | A Basic Study on Frequency Characteristics of the Influence of Rebar on Wireless Power Transfer by Magnetic Resonant Coupling Seiya Yamamoto, Takehiro Imura (TUS), Chiaki Nagai (OBAYASHI) WPT2021-8 |
One of the problems in wireless power transfer using magnetic resonant coupling is that the ingress of metallic foreign ... [more] | WPT2021-8 pp.6-11 |
| AP | 2021-08-20 10:00 |
Online | Online | A Study on Permittivity Estimation of Building Materials Hiroki Aizawa, Yuya Arakawa, Toshiyuki Maeyama (Takushoku Univ), Takehiro Turuta (Takenaka Technical Research Institute) AP2021-48 |
The authors are working on the estimate of the indoor propagation characteristics using the electromagnetic analytical t... [more] | AP2021-48 pp.1-6 |
| RCS | 2021-06-25 09:00 |
Online | Online | Measurement of Radio Wave Propagation Characteristics for Inspections of Power Transmission Lines by Using Multicopters Tekkann Okuda, Hiraku Okada (Nagoya Univ.), Hiroki Tanaka, Toshihiro Fujiwara (Chubu Electric Power), Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) RCS2021-61 |
This paper considers a system using multicopters for autonomous inspection of power transmission lines. In this system, ... [more] | RCS2021-61 pp.187-192 |
| RCS | 2021-04-23 12:30 |
Online | Online | [Invited Lecture]
A Study on Placement Design Method for mmWave Linear Cell Systems Shunsuke Fujio, Kenichi Nisihkawa, Kazuyuki Ozaki (Fujitsu) RCS2021-13 |
The authors consider millimeter-wave linear cell systems are promising to accommodate huge communication traffic on a hi... [more] | RCS2021-13 pp.60-65 |
| RCS | 2021-04-23 13:00 |
Online | Online | [Invited Lecture]
Evaluation of propagation characteristics of millimeter wave band along the railway. Yoshihiro Matsumura, Tomoyuki Tange, Eishi Sasaki (JR-Central), Koki Iwamoto, Kazuki Nakamura (RTRI), Yukitoshi Sanada (Keio Univ.) RCS2021-14 |
Relatively low-speed communications such as voice communication and data communication of a few Mbps have been used for ... [more] | RCS2021-14 pp.66-71 |
| IE, ITS, ITE-MMS, ITE-ME, ITE-AIT [detail] | 2021-02-18 10:20 |
Online | Online | A Note on Improving Performance of Deep Learning-based Distress Detection for Supporting Maintenance of Subway Tunnels
-- Accuracy Verification Focusing on Tunnel Wall Characteristics -- Tomoki Haruyama, Keisuke Maeda, Ren Togo, Takahiro Ogawa, Miki Haseyama (Hokkaido Univ.) |
This paper presents the performance improvement of deep learning-based distress detection to support the maintenance of ... [more] | |
| IE, ITS, ITE-MMS, ITE-ME, ITE-AIT [detail] | 2021-02-18 10:45 |
Online | Online | A Note on Estimation of Expert-Novice Level Based on Eye Tracking and Motion Data from Engineers While Inspecting Subway Tunnel Yusuke Akamatsu, Keisuke Maeda, Takahiro Ogawa, Miki Haseyama (Hokkaido Univ.) |
This paper presents estimation of expert-novice levels based on eye tracking and motion data obtained while engineers in... [more] | |
| IE, ITS, ITE-MMS, ITE-ME, ITE-AIT [detail] | 2021-02-19 16:50 |
Online | Online | [Special Talk]
Improving Efficiency of Hammering Inspection of Subway Tunnels based on Analyzing Inspection Data Motoki Oyama, Yuki Wakuda, Maiku Abe (Hokkaido Univ.), Yukihiro Ishikawa, Yuki Enokidani, Daisuke Tanaka, Hideaki Yamaguchi (Tokyo Metro) |
In this study, we aimed at optimizing the operation of the upper floor hammering sound inspection of the subway tunnel, ... [more] | |
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