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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2024-04-26 13:00 |
Hiroshima | (Primary: On-site, Secondary: Online) |
Frequency sharing between ground and sky cells by applying beamforming and MU-MIMO canceller in mobile communication. Toshihisa Tsuji, Toshihisa Tsuji, Teruya Fujii (Tokyo Tech)  RCS2024-11 |
(To be available after the conference date) [more] | RCS2024-11 pp.48-53 |
| SRW, SeMI (Joint) |
2023-11-21 17:00 |
Tokyo | Koganei Campus, Tokyo University of Agriculture and Technology (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Study on Effectiveness of MIIMO in Polarized OAM Multiplexing Mikito Ito, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.) SRW2023-31 |
In this report, we investigate the effectiveness of multiple-input multiple-output (MIMO) on the polarized OAM multiplex... [more] | SRW2023-31 pp.22-23 |
| AP | 2023-10-20 10:30 |
Iwate | Iwate University (Primary: On-site, Secondary: Online) |
Improvement of characteristics in 700-800MHz band in 8-wave multiband antenna for mobile communication Masayuki Nakano, Yosyio Kunisawa, Takahiro Hayashi (KDDI Research, Inc) AP2023-122 |
The authors conducted computer simulations and prototypes of small, low-profile multiband MIMO antennas for mobile commu... [more] | AP2023-122 pp.127-132 |
| AP | 2023-02-15 13:50 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Design and Analysis of LoS-MIMO System with Uniform Cross Array Composed of Dual-polarized Antennas Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (SoftBank) AP2022-204 |
Research and development of communication services using radios and antennas mounted on vehicles, unmanned aerial vehicl... [more] | AP2022-204 pp.40-45 |
| RCS, AP, UWT (Joint) |
2022-11-15 11:00 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Channel Capacity Evaluation of Sector Antennas for a 28GHz Band Indoor Base Station by their Directivity Shota Matsumoto, Arai Hiroyuki (Yokohama National Univ.), Yuki Inoue, Yasuko Kimura (NTT DOCOMO) AP2022-150 |
The propagation loss of indoor-to-outdoor communications is very large at high frequencies. Therefore, we consider an in... [more] | AP2022-150 pp.18-23 |
| RCS, AP, UWT (Joint) |
2022-11-16 14:55 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
LoS-MIMO Transmission Experiment Using Dual-polarized Antennas. Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (SoftBank) AP2022-163 |
Research and development of communication services using radios and antennas mounted on vehicles, UAVs, HAPS, and other ... [more] | AP2022-163 pp.91-96 |
| AP (2nd) |
2022-06-10 11:25 |
Hokkaido | Nemuro General Cultural Center (Primary: On-site, Secondary: Online) |
9-Frequency Band Small Planar Antenna for Base Station - Small Version Yutaka Tomizawa, Yuta Nakashima, Hiroki Hagiwara (Dengyo), Masayuki Nakano (KDDI Research) |
Some radio base station antennas share two or more frequencies. This time, about the multi-band polarization shared smal... [more] | |
| AP | 2022-05-19 13:25 |
Hyogo | Kobe Port Oasis (Primary: On-site, Secondary: Online) |
10-Frequency Band Planar Antenna for Base Station Kengo Shimada, Tomoyuki Soga, Makoto Mizumura (Dengyo), Masayuki Nakano (KDDI Research) AP2022-16 |
10-frequency band planar antenna that share the 0.7 to 3.7 GHz band was devised. Element array configuration for multipl... [more] | AP2022-16 pp.30-34 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] | 2021-11-19 10:00 |
Online | Online | Relationship between Polarization Mode Dispersion and Impulse Response Spread in Dual-polarization/Mode-multiplexed Coherent Transmission Systems Eidai Sunamoto, Ryotaro Fukunaga, Koji Igarashi (Osaka Univ.) OFT2021-51 |
In coherent optical fiber transmission systems with dual-polarization multiplexing and/or mode multiplexing, efficient d... [more] | OFT2021-51 pp.1-6 |
| AP, RCS (Joint) |
2021-11-11 09:30 |
Nagasaki | NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
Weight Function for a Three-Axis Orthogonally Arranged Dipoles Considering the Antenna Tilt Angle in a Cluster Propagation Environment Kazuhiro Honda, Yoto Sekino (Toyama Univ.), Kun Li (Kagawa Univ.) AP2021-109 |
In our previous study, a three-axis orthogonal weighted-polarization wearable antenna that has the weight function deter... [more] | AP2021-109 pp.50-55 |
| PN, NS, OCS (Joint) |
2021-06-25 13:00 |
Online | Online | An experimental study on polarization multiplexing of analog RoF signals Yo Nakamura, Amila Kariyawasam, Joji Maeda (Tokyo Univ. of Science) OCS2021-4 |
Analog Radio-over-Fiber (A-RoF) technology is expected to be adopted in next generation mobile fronthauls (MFH) because ... [more] | OCS2021-4 pp.15-19 |
| AP | 2021-06-17 13:50 |
Online | Online | Prototype of Multi band orthogonal polarization and Angle MIMO antenna in cellular system Masayuki Nakano, Yoshiaki Amano (KDDI Research, Inc) AP2021-21 |
We devised a small, low-profile multi-band MIMO antenna for cellular band such as indoor base stations that supports m... [more] |
AP2021-21 pp.13-18 |
| AP | 2020-12-17 15:40 |
Online | Online | Small sized and low profile of Multi band orthogonal polarization MIMO antenna in cellular system Masayuki Nakano (KDDI Research Inc.) AP2020-102 |
In cellular system, on 800MHz band vertical polarization monopole antenna with , and tilt deformation horizontal polariz... [more] | AP2020-102 pp.33-38 |
| RCS, AP, UWT (Joint) |
2020-11-27 16:30 |
Online | Online | Performance Evaluation Using Millimeter-Wave Intra-Cluster Channel Model for Indoor Access Links Hajime Shimbo, Satoshi Yamakawa, Satoru Kishimoto, Minseok Kim (Niigata Univ.) AP2020-95 |
In the previous study, the radio channel model for millimeter-wave (60 GHz) ultra-high-speed wireless access LANs in ind... [more] | AP2020-95 pp.118-123 |
| OFT, ITE-BCT, OCS, IEE-CMN [detail] | 2020-11-12 14:35 |
Online | Online | Modeling of couplings between two degenerate linearly-polarized modes based on dual three-dimensional Stokes Space Ryotaro Fukunaga, Koji Igarashi (Osaka Univ.) OFT2020-39 |
In mode-division-multiplexed transmission in multi-mode fibers (MMFs), it is essential to compensate for couplings betwe... [more] | OFT2020-39 pp.11-16 |
| SRW | 2020-01-14 13:50 |
Kanagawa | TBD | [Invited Talk]
Long Distance Communication using E-band polarization MIMO-OFDM Testbed for 5G Backhaul Systems Daisuke Uchida, Tamio Kawaguchi, Daiki Yoda, Makoto Sano, Koji Akita (Toshiba), Magnus Sandell, Evgeny Tsimbalo, Seifallah Jardak, Ichiro Seto (Toshiba Research Europe) SRW2019-55 |
Many research institutions have paid attention to the 5G systems, which have various size cells. Since new base stations... [more] | SRW2019-55 p.21 |
| RCS, SAT (Joint) |
2019-08-22 14:30 |
Aichi | Nagoya University | [Invited Lecture]
Long Distance Communications using a Novel Testbed with Polarization MIMO-OFDM Systems for 5G Backhaul Applications Daisuke Uchida, Tamio Kawaguchi, Daiki Yoda, Makoto Sano, Koji Akita (Toshiba Corp.), Magnus Sandell, Evgeny Tsimbalo, Seifallah Jardak, Ichiro Seto (Toshiba Research Europe Ltd.) SAT2019-27 RCS2019-156 |
Many researches have paid attention to the 5th generation mobile radio communication systems, and the expectations for w... [more] | SAT2019-27 RCS2019-156 pp.53-58 |
| SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-11 10:40 |
Osaka | I-Site Nanba（Osaka） | [Poster Presentation]
An Experiment of 200 Gbps, 21 Streams Wireless Transmission Using OAM-MIMO Multiplexing with Polarization in 28 GHz Band Yasunori Yagi, Hirofumi Sasaki, Takayuki Yamada, Doohwan Lee, Takashi Shimizu (NTT) RCC2019-30 NS2019-66 RCS2019-123 SR2019-42 SeMI2019-39 |
The orbital angular momentum (OAM) multiplexing has been drawing much attention in wireless transmission systems. The OA... [more] | RCC2019-30 NS2019-66 RCS2019-123 SR2019-42 SeMI2019-39 pp.99-100(RCC), pp.125-126(NS), pp.121-122(RCS), pp.131-132(SR), pp.113-114(SeMI) |
| AP | 2019-03-14 13:30 |
Fukushima | Yunoya (Iizaka Onsen, Fukushima) | Validation of Channel Capacity Improvement for MIMO Antenna with Dual Polarized Directional Beam Bakar Rohani, Hiroyuki Arai (Yokohama Nat. Univ.) AP2018-187 |
Dual polarized directional antenna is developed for MIMO system in wireless communication due to its capability to deliv... [more] | AP2018-187 pp.7-11 |
| AP (2nd) |
2018-12-06 15:35 |
Kagoshima | Amami-city AiAi Hiroba | Experimental evaluation of mode selection method suitable for dual circular polarized OAM transmission Kazunori Yuri, Naoki Honma (Iwate Univ.) |
The authors have proposed a mode selection method to improve the achievable rate of an analog orbital angular momentum (... [more] | |
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