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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SR | 2024-01-25 13:25 |
Nagano | Nagano-ken JA building (Primary: On-site, Secondary: Online) |
[Short Paper]
A Performance Evaluation on Deep Reinforcement Learning based Transmit Power Control for Uplink NOMA Kaito Sawada, Xiaoyan Wang, Zhou Hang (Ibaraki Univ.), Masahiro Umehira (Nanzan Univ.)  SR2023-73 |
Non-Orthogonal Multiple Access (NOMA) technology has attracted much attention in order to improve frequency utilization ... [more] | SR2023-73 pp.25-27 |
| SIP, IT, RCS | 2024-01-18 15:20 |
Miyagi | (Primary: On-site, Secondary: Online) |
Performance Analysis of Multi-User Asynchronous Transmission for OFDM Modulation Tomoya Machiyama, Hideki Yagi (UEC) IT2023-50 SIP2023-83 RCS2023-225 |
Packet collisions in uplink communications are the main cause of capacity limitation in communication channels. Since 5G... [more] | IT2023-50 SIP2023-83 RCS2023-225 pp.105-108 |
| NS, RCS (Joint) |
2023-12-15 15:15 |
Fukuoka | Kyushu Institute of Technology Tobata campus, and Online (Primary: On-site, Secondary: Online) |
A Study on Channel Response Estimation of Neighboring Cell Terminals using SRS in 3D Spatial Cell Configuration for Mobile Communications
-- Considering Frequency Offset in SRS -- Takuya Kaneda, Takafumi Fujii (SoftBank), Teruya Fujii (Tokyo Tech) RCS2023-203 |
In 3D spatial cell configuration, multiple small cells are located inside a macro cell, and the same frequency is used f... [more] | RCS2023-203 pp.135-140 |
| RCS, SAT (Joint) |
2023-09-01 09:25 |
Nagano | Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
A Study on Channel Response Estimation of Neighboring Cell Terminals using SRS in 3D Spatial Cell Configuration for Mobile Communications Takuya Kaneda, Takafumi Fujii (SoftBank), Teruya Fujii (Tokyo Tech) RCS2023-117 |
In a heterogeneous network (HetNet) configuration, multiple small cells are located inside a macro cell, and the same fr... [more] | RCS2023-117 pp.79-84 |
| SANE | 2023-08-18 10:45 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Satellite Communication Terminal Geolocation using Robust direct geolocation method Hirofumi Fukushima (MitsubishiElectric), Takeshi Amishima (Meiji Univ), Ryuhei Takahashi, Toshihiro Ito, Yuki Takabayashi (MitsubishiElectric) SANE2023-37 |
In satellite Geolocation, Two-Step-GEOlocation-method(TSGEO) using TimeDifference Of Arrival (TDOA) and Frequency Differ... [more] | SANE2023-37 pp.17-22 |
| RCS | 2023-06-15 10:30 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
PAPR Reduction Method Utilizing Difference in Eigenvalues Among Spatial Channels in Uplink Eigenmode Massive MIMO Transmission Yuta Abekura (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-52 |
In this paper, we propose a peak-to-average power ratio (PAPR) reduction method utilizing difference in eigenvalues amon... [more] | RCS2023-52 pp.141-146 |
| RCS | 2023-06-15 10:40 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
A Study on PAPR Reduction Method Based on Commonly Reserved Tones Among Multiple Users in FDMA Uplink Ryusei Yamazaki (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-53 |
This paper proposes a tone reservation (TR) method using common reserved tones among users for suppressing the peak-to-a... [more] | RCS2023-53 pp.147-152 |
| ITS, IEE-ITS | 2023-03-13 15:05 |
Chiba | Nihon Univ., Funabashi Campus (Primary: On-site, Secondary: Online) |
A Study on Reducing Transmission Waiting Time Using Non-Orthogonal Multiple Access in UAV Uplink Communication System Daiki Ikeda, Eiji Okamoto (NITech) ITS2022-80 |
Recently, a multi-stage relay transmission system using unmanned aerial vehicles (UAV) has been proposed to efficiently ... [more] | ITS2022-80 pp.6-11 |
| ITS, IEE-ITS | 2023-03-13 15:30 |
Chiba | Nihon Univ., Funabashi Campus (Primary: On-site, Secondary: Online) |
A Study on Coverage Extension Using Cooperative Relay Transmission in Uplink V2N Communication Akihiro Sonoda, Eiji Okamoto (NITech) ITS2022-81 |
Recently, cooperative relay transmission has been considered as a technology to extend the coverage of vehicular to netw... [more] | ITS2022-81 pp.12-17 |
| RCS, SR, SRW (Joint) |
2023-03-02 09:00 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on improvement of handover in Relay systems with UAV Kenichi Nishikawa, Shunsuke Fujio, Kazuyuki Ozaki (Fujitsu) RCS2022-269 |
High frequency such as millimeter waves and terahertz waves that can use broadband are used to do high data rate wireles... [more] | RCS2022-269 pp.130-135 |
| RCS, NS (Joint) |
2022-12-15 13:45 |
Aichi | Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Study on High-Capacity UL communication in Relay systems with UAV Kazuyuki Ozaki, Shunsuke Fujio, Kazuo Shirakawa, Kenichi Nishikawa (Fujitsu) NS2022-134 RCS2022-191 |
In a mobile radio communication system using high frequency bands such as millimeter wave band and quasi-terahertz band ... [more] | NS2022-134 RCS2022-191 pp.34-39(NS), pp.37-42(RCS) |
| SAT, RCS (Joint) |
2022-08-25 10:15 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Uplink interference canceller for macro cell and small cells with cooperative control network in 3Dimension spatial HeNet construction Takuya Kaneda, Takafumi Fujii (SoftBank), Teruya Fujii (Tokyo Tech) RCS2022-98 |
HetNet (Heterogeneous Network), which sets multiple small cells using the same frequency inside each macro cell, is seen... [more] | RCS2022-98 pp.6-11 |
| RCS, SIP, IT | 2022-01-21 13:55 |
Online | Online | Processing reductio of uplink interference canceller for macro cell in HeNet construction Takuya Kaneda, Teruya Fujii (Softbank) IT2021-78 SIP2021-86 RCS2021-246 |
HetNet (Heterogeneous Network), which sets multiple small cells using the same frequency inside each macro cell, is seen... [more] | IT2021-78 SIP2021-86 RCS2021-246 pp.282-287 |
| RCS | 2021-10-21 16:00 |
Online | Online | [Poster Presentation]
A Study on Bayesian Receiver Design via Bilinear Inference for Scalable Cell-Free Massive MIMO Takumi Takahashi (Osaka Univ.), Hiroki Iimori (JUB), Kengo Ando, Koji Ishibashi (UEC), Shinsuke Ibi (Doshisha Univ), Giuseppe Abreu (JUB) RCS2021-129 |
One of the main challenges in realizing uplink scalable cell-free massive multi-input multi-output (CF-mMIMO) is capacit... [more] | RCS2021-129 pp.57-62 |
| RCS, SAT (Joint) |
2021-08-27 14:30 |
Online | Online | Antenna Configuration and Robust Receiver Design for Scalable Cell-Free Massive MIMO with Capacity Limited Fronthaul Kengo Ando (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Takumi Takahashi (Osaka Univ), Koji Ishibashi (UEC) RCS2021-114 |
In this paper, we investigate an uplink signal detection problem in scalable cell-free massive multiple input multiple o... [more] | RCS2021-114 pp.79-84 |
| RCS | 2020-06-25 10:25 |
Online | Online | Study on Adaptive Switching of Variable Linear Array Antenna Elements for Reliable Millimeter-Wave V2N Transmission Ryo Kato, Mamoru Okumura, Eiji Okamoto (NIT) RCS2020-32 |
Advanced driver assistance systems (ADAS) have been attracting attention in recent years. To accommodate many users and ... [more] | RCS2020-32 pp.55-60 |
| RCS, SR, SRW (Joint) |
2020-03-06 11:30 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
A Study on Load Balancing in V2N Uplink using In-Advanced QoS Notification Ryo Hasegawa, Eiji Okamoto (NIT), Hidenori Akita (DENSO) RCS2019-379 |
Recently, the demands for utilizing the 5th Generation mobile communication system (5G) to connected cars and autonomous... [more] | RCS2019-379 pp.303-308 |
| MWP, PN, EMT, PEM, IEE-EMT [detail] | 2020-01-30 10:10 |
Kyoto | Dosisha Univ. | Investigation of Cross Modulation for Transporting SC-FDMA Signal in Radio over Fiber Uplink Fito Wigunanto Herminawan, Takeshi Higashino, Minoru Okada (NAIST) PN2019-35 EMT2019-75 MWP2019-49 |
The performance of SC-FDMA signal on Radio over Fiber uplink system is investigated using the changes a value of NOMI. A... [more] | PN2019-35 EMT2019-75 MWP2019-49 pp.7-10 |
| AP, WPT (Joint) |
2020-01-24 16:35 |
Kagawa | Sunport Hall Takamatsu | A study on Element Arrangement Optimization of Spatial Polarized Massive MIMO and the Effectiveness Takahiro Matsumoto, Kiyoaki Itoi, Hiroaki Nakabayashi (CIT) AP2019-179 |
Currently, various studies of 5G have been studied for introduction in 2020. In 5G, massive MIMO technology has been stu... [more] | AP2019-179 pp.159-164 |
| AP, WPT (Joint) |
2020-01-24 17:00 |
Kagawa | Sunport Hall Takamatsu | A Study on Mean Antenna Gain of Massive MIMO in Line-of-Sight Street Canyon Environment Yuya Tashiro, Eita Utsuki, Kazuki Machida, Hiroaki Nakabayashi (Chiba Inst. of Tech.) AP2019-180 |
In 5th generation mobile communication systems, massive MIMO has been studied as one of the elemental technologies to re... [more] | AP2019-180 pp.165-170 |
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