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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| 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 |
| 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 |
| 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 |
| IT, SIP, RCS | 2020-01-23 13:30 |
Hiroshima | Hiroshima City Youth Center | Study on improved relay vehicle selection in V2V cooperative communication system for far-vehicle V2I uplink transmission Hayato Ishikawa, Eiji Okamoto (NIT), Hiraku Okada (Nagoya Univ.), Satoshi Makido (Toyota R&D labs,.) IT2019-53 SIP2019-66 RCS2019-283 |
In rural and suburban areas, dense base stations cannot be deployed, and the transmission performance between base stati... [more] | IT2019-53 SIP2019-66 RCS2019-283 pp.105-110 |
| IT, SIP, RCS | 2020-01-24 10:45 |
Hiroshima | Hiroshima City Youth Center | Study on application of low complexity chaos NOMA-SIC decoding method in uplink Yoshihiro Masuda, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) IT2019-63 SIP2019-76 RCS2019-293 |
Non-orthogonal multiple access (NOMA) scheme has been studied as one of the methods to perform larger capacity and high ... [more] | IT2019-63 SIP2019-76 RCS2019-293 pp.155-160 |
| AP, RCS (Joint) |
2019-11-21 10:55 |
Saga | Saga Univ. | A Study on Uplink Interference Canceller of Macrocell by using Reference Signal of Smallcell eliminated Interference from Other Smallcells in HetNet Construction Takuya Kaneda, Teruya Fujii (Tokyo Tech) RCS2019-217 |
HetNet which deployed multiple small cells using same frequency inside the macro cell is expected as a technology for im... [more] | RCS2019-217 pp.85-90 |
| SAT | 2019-10-11 15:20 |
Fukuoka | JR HAKATA CITY {10F RoomA+B} | Performance improvement of UAV-assisted data gathering system for distributed IoT terminals Kohei Ueno, Eiji Okamoto (NIT), Hiroyuki Tsuji, Amane Miura (NICT) SAT2019-63 |
In recent years, the fifth-generation mobile communications system (5G) has been considered for the realization of a sma... [more] | SAT2019-63 pp.115-120 |
| RCS | 2019-06-19 11:10 |
Okinawa | Miyakojima Hirara Port Terminal Building | An energy-efficient and wide-area uplink IoT data transmission scheme using UAV Kohei Ueno, Eiji Okamoto (NITech), Hiroyuki Tsuji, Amane Miura (NICT) RCS2019-46 |
In recent years, in the fifth generation mobile communications system (5G) has been considered to realize a smart societ... [more] | RCS2019-46 pp.55-60 |
| RCS | 2019-06-19 11:30 |
Okinawa | Miyakojima Hirara Port Terminal Building | A study on performance improvment of uplink massive chaos MIMO transmission scheme Tomoki Kaga, Yoshihiro Masuda, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2019-48 |
In the fifth generation mobile communications system (5G), massive multiple input multiple output (MIMO) technique has b... [more] | RCS2019-48 pp.67-72 |
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