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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, WPT (Joint) |
2024-01-17 16:00 |
Niigata | Tokimate, Niigata University (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Proposal of Indoor Radio Propagation Estimation Method Using DCNN
-- On Input Maps for Improving Estimation Accuracy of Out-of-sight Areas -- Masamitsu Irikuchi, Tetsuro Imai (Tokyo Denki Univ.), Koshiro Kitao, Satoshi Suyama (NTTDOCOMO)  AP2023-165 |
In the next generation communication system (6G), where further improvement of frequency utilization efficiency and powe... [more] | AP2023-165 pp.30-34 |
| SRW, SeMI (Joint) |
2023-11-22 10:00 |
Tokyo | Koganei Campus, Tokyo University of Agriculture and Technology (Primary: On-site, Secondary: Online) |
Radio propagation prediction in indoor dynamic environment using LiDAR point cloud Kazumasa Hashiba, Kentaro Saito (Tokyo Denki Univ.) SRW2023-36 |
In recent years, efforts have been made to utilize cyber-physical systems (CPS) to improve the development efficiency of... [more] | SRW2023-36 pp.33-38 |
| RISING (3rd) |
2023-10-31 09:45 |
Hokkaido | Kaderu 2・7 (Sapporo) | [Poster Presentation]
Investigation of Indoor Wireless Environment Database Technology for Smart Factories Hayato Mukasa, Koshiro Aruga, Takeo Fujii, Koichi Adachi (UEC) |
In the manufacturing industry, smart factories that utilize sensing, communication, and artificial intelligence technolo... [more] | |
| AP | 2023-10-19 13:00 |
Iwate | Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Proposal of Indoor Radio Propagation Prediction Method by using DCNN Masamitsu Irikuchi, Teturo Imai (TDU), Koshiro Kitao, Satoshi Suyama (DOCOMO) AP2023-119 |
In the next generation communication system (6G), where further improvement of frequency utilization efficiency and powe... [more] | AP2023-119 pp.115-116 |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 16:10 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
[Short Paper]
Detection of Hidden Nodes Using Wireless LAN Sensing Data Hayato Mukasa, Fujii Takeo (UEC) SR2023-39 |
The Internet of Things (IoT) is attracting attention for monitoring the status of equipment in indoor environments such ... [more] | SR2023-39 pp.52-54 |
| AP | 2023-03-17 09:55 |
Toyama | Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
Examination of directivity control method and operation frequency for wireless power transmission in indoor manned environment Tomoyuki Nakasha, Katsutoshi Kawai, Yuuya Tanaka (Kyocera), Mitoshi Fujimoto (Univ. of Fukui) AP2022-242 |
In recent years, beam wireless power transmission(WPT) systems supply energy for targets located on separate places have... [more] | AP2022-242 pp.49-54 |
| MW, AP (Joint) |
2020-09-24 13:50 |
Online | Online | [Poster Presentation]
Investigation of Fading Correlation Characteristics Considering Human Body Shadowing Takato Akiyama, Hisato Iwai, Shinsuke Ibi (Doshisha Univ.) AP2020-53 |
It has become popular to use communication terminals such as mobile phones or PC in an indoor environment where human bo... [more] | AP2020-53 pp.94-95 |
| 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) |
| 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 |
| RCS, AP (Joint) |
2018-11-22 11:00 |
Okinawa | Okinawa Industry Support Center | Study of Deployment and Antenna Configuration of Transmission Point for 5G Ultra High-Density Distributed Antenna Systems Teppei Oyama, Shinya Kumagai, Takashi Seyama (Fujitsu), Chiyoshi Akiyama (FLAB), Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT docomo) RCS2018-207 |
We are promoting the ultra high-density distributed antenna systems toward the realization of high-capacity technologies... [more] | RCS2018-207 pp.167-172 |
| RCS | 2018-06-21 11:10 |
Nagasaki | Nagasaki University | Evaluation of Loose Beamforming with a Genetic Algorithm in a Multiuser Massive MIMO System Shunta Nakamura, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara (Hokkaido Univ.) RCS2018-52 |
In the 5th generation mobile communication system, implementation of a large-scale multiple-input multiple-output syste... [more] |
RCS2018-52 pp.101-106 |
| AP, WPT (Joint) |
2018-01-18 13:20 |
Nara | ATR | Shadowing Effect of Obstacles on Millimeter-wave Band Propagation Channel in Indoor Environment Xin Du, Kentaro Saito, Jun-ichi Takada (Tokyo Tech.), Mitsuki Nakamura, Motoharu Sasaki, Yasushi Takatori (NTT) AP2017-155 |
In this report, path loss characteristic of shadowing caused by putting multi obstacles including metal, human body and ... [more] | AP2017-155 pp.25-29 |
| RCS | 2017-06-22 11:30 |
Okinawa | Ishigaki Shoukou Kaikan | A Study on Placements of Distributed Antenna Arrays in an Indoor Multi-User Massive MIMO System Yuya Suzuki, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2017-71 |
In the 5th generation mobile communication system (5G), in order to realize high-speed and large capacity transmission, ... [more] | RCS2017-71 pp.127-132 |
| RCS | 2017-04-25 16:10 |
Kagawa | Kotohira Onsen Kotosankaku | Loose beamforming by antenna selection in a multi -user massive MIMO system Koichi Inoue, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2017-29 |
A study for multi-user massive MIMO systems has been done as one of the key technologies of the fifth generation mobile ... [more] | RCS2017-29 pp.155-159 |
| RCS, AP (Joint) |
2016-11-25 15:40 |
Kyoto | Kyoto International Community House | Performance Evaluation of a Full-Dimension MIMO Base Station Using a Ray-tracing Technique Shun Nishizaki, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2016-205 |
Aiming at the practical applications of Multiple-Input Multiple-Output (MIMO) system to the fifth generation mobile comm... [more] | RCS2016-205 pp.79-84 |
| AP, SAT, SANE (Joint) |
2016-07-22 09:30 |
Hokkaido | Otaru port marina | Path Loss Characteristics between Different Floors in Indoor Office from 0.8 GHz to 37 GHz Bands Motoharu Sasaki, Minoru Inomata, Naoki Kita, Takeshi Onizawa (NTT), Koshiro Kitao, Tetsuro Imai (NTT DOCOMO) AP2016-55 SAT2016-21 |
This paper presents a frequency dependency of path loss between different floors on the basis of a measurement result us... [more] | AP2016-55 SAT2016-21 pp.103-107(AP), pp.57-61(SAT) |
| AP, RCS, WPT, SAT (Joint) |
2015-11-05 10:55 |
Okinawa | Okinawa Prefectural Museum & Art Museum | Performance Evaluation of Full-Dimension MIMO Systems with Consideration for User Density Using a Ray-tracing Technique Shun Nishizaki, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2015-211 |
In the fifth generation mobile communication systems, applications of a massive Multiple-Input Multiple-Output (MIMO) sy... [more] | RCS2015-211 pp.127-132 |
| SAT, RCS (Joint) |
2014-08-19 10:30 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | SINR Performance Comparison of Full-Dimension MIMO Systems in Indoor Environments Using a Ray-tracing Technique Hayato Fukuda, Toshihiko Nishimura, Yasutaka Ogawa, Takeo Ohgane (Hokkaido Univ.) RCS2014-139 |
In order to realize high capacity communication, massive multiple-input multiple-output (MIMO) systems which have a very... [more] | RCS2014-139 pp.1-6 |
| RCS, NS (Joint) |
2013-12-20 12:05 |
Kagawa | Sunport Hall Takamatsu | WLAN/cellular Cooperation for Future Radio Access and Mobile Optical Network Riichi Kudo, B. A. Hirantha Sithira Abeysekera, Yasushi Takatori, Masato Mizoguchi (NTT), Hiroto Yasuda, Akira Yamada, Yukihiko Okumura (NTT DOCOMO) NS2013-155 RCS2013-247 |
The number of access points of wireless LANs (WLANs) is increasing to satisfy the growing wireless traffic and the rapid... [more] | NS2013-155 RCS2013-247 pp.119-124(NS), pp.237-242(RCS) |
| ASN, RCS, NS, SR (Joint) |
2013-07-18 10:20 |
Shizuoka | Hamamatsu Act City | [Poster Presentation]
New Wireless Infrastructure for Battery-less Sensor Networks in Indoor Environments Kei Sakaguchi (Osaka Univ.), Daiki Maehara (Tokyo Inst. of Tech.), Seiichi Sampei (Osaka Univ.), Kiyomichi Araki (Tokyo Inst. of Tech.) NS2013-45 RCS2013-96 SR2013-33 ASN2013-63 |
This paper proposes new wireless infrastructure for wireless sensor networks activated via wireless energy transmission ... [more] | NS2013-45 RCS2013-96 SR2013-33 ASN2013-63 pp.63-68(NS), pp.105-110(RCS), pp.71-76(SR), pp.91-96(ASN) |
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