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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, WPT (Joint) |
2024-01-19 09:55 |
Niigata | Tokimate, Niigata University (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Performance Evaluation of Color Images Method for Path Loss Estimation in High Frequency Bands Takahiro Tomie, Satoshi Suyama, Koshiro Kitao, Nobuaki Kuno (NTT DOCOMO), Minoru Inomata, Wataru Yamada, Motoharu Sasaki (NTT)  AP2023-179 |
Currently, research and development of realization of the 6th generation mobile communication system (6G) are carried ou... [more] | AP2023-179 pp.99-104 |
| AP | 2023-10-19 10:00 |
Iwate | Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Effect of height above sea level on outdoor radio propagation estimation using ray tracing Yu Morishita, Mitoshi Fujimoto (Fukui Univ.), Masato Ogawa, Takeshi Suzuki (KYOCERA) AP2023-92 |
Currently, development of automated driving technology is underway. In this development, the use of ITS communications i... [more] | AP2023-92 pp.25-26 |
| AP | 2023-10-19 13:00 |
Iwate | Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Analysis of Angle of Arrival and Number of Incoming Waves for Millimeter Wave Band Using Ray Tracing Method Sho Kitano, Mitoshi Fujimoto (Univ. Fukui), Koshiro Kitao, Satoshi Suyama (NTT DOCOMO) AP2023-118 |
In next generation mobile communication systems (Beyond 5G / 6G), the use of high frequency bands (millimeter wave and t... [more] | AP2023-118 pp.113-114 |
| 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 |
| AP | 2023-03-16 15:00 |
Toyama | Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
A Study of Multipath Estimation using Color Images Method Takahiro Tomie, Satoshi Suyama, Koshiro Kitao, Mitsuki Nakamura (NTT DOCOMO INC.) AP2022-239 |
Currently, research and development of realization of the 6th generation mobile communication system (6G) are carried ou... [more] | AP2022-239 pp.31-36 |
| AP | 2023-02-17 11:00 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
A study of improving the accuracy of color images method Takahiro Tomie, Satoshi Suyama, Koshiro Kitao, Mitsuki Nakamura (NTT DOCOMO) AP2022-223 |
Currently, research and development of realization of the 6th generation mobile communication system (6G) are carried ou... [more] | AP2022-223 pp.145-150 |
| AP | 2022-10-19 12:20 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Effect of building density on outdoor radio propagation estimation using ray tracing Ayumi Sakamoto, Mitoshi Fujimoto (Fukui Univ.), Masato Ogawa, Suzuki Takeshi (Kyocera) AP2022-115 |
In a near future, automated driving will be realized, in which vehicles will be in constant communication with communica... [more] | AP2022-115 p.90 |
| AP | 2022-10-20 15:00 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
A Study on Permittivity Estimation of Building Materials by Standing Wave Method Hiroki Aizawa, Toshiyuki Maeyama (Takushoku Univ.) AP2022-143 |
The authors are conducting research to estimate indoor propagation characteristics in detail using electromagnetic analy... [more] | AP2022-143 pp.222-227 |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-14 15:20 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
A Study on Communication Performance Evaluation of Optimal IRS Placement Determined Through Ray Tracing Ei Tanaka, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SR2022-33 |
For the 6G era of networks, expected to come by the 2030s, high-frequency bands is considered as a medium capable of inc... [more] | SR2022-33 pp.67-70 |
| RCS | 2022-06-15 09:55 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Simulation Evaluation of Millimeter Wave Cell Free massive MIMO for Realistic Deployment Environment Shunsuke Kamiwatari, Issei Kanno, Takahiro Hayashi, Yoshiaki Amano (KDDI Research, Inc.) RCS2022-25 |
Cell-free massive MIMO (CF mMIMO) is a candidate elemental technology for Beyond 5G. In this paper, we report the result... [more] | RCS2022-25 pp.7-12 |
| AP | 2022-02-17 13:05 |
Online | Online | An Optimization Method of Ray Tracing Parameters Utilizing Genetic Algorithm Miyuki Hirose (KIT), Tetsuro Imai (Tokyo Denki Univ.), Shengyi Wu, Satoshi Iwasaki, Gilbert Siy Ching, Yukiko Kishiki (KKE) AP2021-164 |
Ray tracing parameters, that affect propagation characteristics, e.g. relative permittivity, electrical conductivity, nu... [more] | AP2021-164 pp.32-37 |
| AP, WPT (Joint) |
2022-01-20 14:00 |
Tottori | Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Effect of Indoor Structure and Physical Properties on Channel Capacity Estimation Using Ray Trace Method Tomonori Ikeda, Mitoshi Fujimoto (Fukui Univ.) AP2021-143 |
One of the analysis methods for indoor MIMO communication is the ray tracing method. It is less rigorous than FDTD metho... [more] | AP2021-143 pp.49-52 |
| 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 |
| RCS, AP, UWT (Joint) |
2020-11-26 15:40 |
Online | Online | Measures result and simulation evaluation of 45GHz band millimeter wave propagation characteristics in the curve section of railway Yoshihiro Matsumura, Tomoyuki Tange, Takeshi Nishiyama (JR-Central.), Hiroyuki Igura, Tomoki Arakawa (NEC), Kouki Iwamoto, Kazuki Nakamura (RTRI), Yukitoshi Sanada (Keio Univ.) RCS2020-129 |
For mobile communication between ground and vehicles on railways, voice channel and several Mbps data transmission by wi... [more] | RCS2020-129 pp.104-109 |
| AP, SANE, SAT (Joint) |
2020-07-15 10:50 |
Online | Online | [Invited Lecture]
A Study of Ray Trace Acceleration Method by Convex Hull Detection and Multiple Simple Path Searches Kenshi Horihata, Rei Hasegawa, Yuzo Moriuchi, Hiroshi Satoh, Yoshio Koyanagi, Yasufumi Ichikawa (Panasonic) AP2020-11 |
The ray tracing method is expected to be more widely used in indoor and outdoor micro cells where analysis is more activ... [more] | AP2020-11 pp.9-14 |
| RISING (2nd) |
2019-11-26 14:10 |
Tokyo | Fukutake Learning Theater, Hongo Campus, Univ. Tokyo | [Poster Presentation]
[MIKA/RISING Collaboration] Study on DoA estimation in the 19GHz band using the results of the outdoor experiment and Ray Tracing Saki Uemura, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Minoru Inomata, Koshiro Kitao (NTT DOCOMO) |
Use of the 5-generation mobile communication system (5G) in the millimeter wave band is assumed. In 5G, introduction of ... [more] | |
| SRW, SeMI, CNR (Joint) |
2019-11-06 13:25 |
Tokyo | Kozo Keisaku Engineering Inc. | [Poster Presentation]
Indoor Human Sensing Analysis Using Physical Optics Approximation at Millimeter Wave Gilbert Siy Ching, Wataru Okamura, Yukiko Kishiki (KKE) SRW2019-36 SeMI2019-80 CNR2019-30 |
One of the application examples of millimeter wave sensors is human body detection for surveillance and health monitorin... [more] | SRW2019-36 SeMI2019-80 CNR2019-30 pp.57-58(SRW), pp.77-78(SeMI), pp.55-56(CNR) |
| SR (2nd) |
2019-11-04 - 2019-11-05 |
Overseas | Rutgers University Inn & Conference Center, NJ, USA | [Poster Presentation]
Outdoor Localization of RF Emitter Using UAV-based Sensors Shoma Tanaka, Khanh Tran Gia, Kei Sakaguchi (Tokyo Tech) |
Today mobile terminals have become popular in the IoT society, and location information is used for rescue in the disast... [more] | |
| AP, SANE, SAT (Joint) |
2019-07-18 14:05 |
Miyagi | Tohoku Univ. | [Invited Lecture]
Propagation Loss Estimation considering Ray Tracing Results for Deep Learning Input Data Satoshi Iwasaki, Gilbert Siy Ching, Rikisenia Lukita, Wataru Okamura, Yukiko Kishiki (KKE) AP2019-33 |
Propagation loss estimation can be achieved from models based on measurement or from simulations based on ray tracing me... [more] | AP2019-33 pp.63-68 |
| AP | 2019-02-21 14:30 |
Osaka | Sumitomo Electric Industries (Osaka Works) | [Invited Lecture]
Modeling Method for Ray Trace Simulation using 3D Point Cloud Data and Evaluation of Radiowave Propagation in Indoor Environment Wataru Okamura, Yuki Matsuyama, Yukiko Kishiki (KKE), Zhihang Chen, Kentaro Saito, Jun-ichi Takada (TokyoTech) AP2018-173 |
With the spread of IoT (Internet of Things) services in recent years, users of various industries are building and opera... [more] | AP2018-173 pp.19-24 |
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