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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OCS, OFT, OPE (Joint) [detail] |
2023-02-17 11:55 |
Okinawa | kukuru-itomancity (Primary: On-site, Secondary: Online) |
Investigation of optical frequency domain mode equalizer using spatial light modulator Yuta Goto, Satoshi Shinada (NICT), Atsushi Okamoto (Hokkaido Univ.), Hideaki Furukawa (NICT)  OCS2022-83 OPE2022-112 |
In the mode-division multiplexing transmission, although the multi-input multi-output (MIMO) processing is required in t... [more] | OCS2022-83 OPE2022-112 pp.68-72(OCS), pp.93-97(OPE) |
| RCS, AP, UWT (Joint) |
2022-11-15 10:20 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
A Study on Performance Improvement of Uplink Multi-User Chaos MIMO Transmission Scheme Kenta Kato, Keisuke Asano, Takumi Abe, Yuki Mori, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2022-157 |
Internet of things (IoT) terminals have spread rapidly in recent years, and multi-user multiple-input multiple-output (M... [more] | RCS2022-157 pp.13-18 |
| MIKA (3rd) |
2022-10-14 10:40 |
Niigata | Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
For an experimental verification of MIMO-OFDM signals reception using noise and 1-bit ADCs Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.) |
An analog-to-digital converter (ADC) is essential for wireless digital communications. While increasing the number of q... [more] |
|
| RCC, WBS, SAT, MICT | 2022-05-26 15:25 |
Online | Online | A Study on Performance Improvement in Mid-to-High Latitude Regions Using MIMO Transmission Method with LEO satellites and QZS Takeshi Shimizu, Mamoru Okumura, Eiji Okamoto (NITech), Amane Miura, Hiroyuki Tsuji (NICT) WBS2022-10 RCC2022-10 SAT2022-10 MICT2022-10 |
In recent years, the demand for satellite communications has been increasing, and further capacity enhancement has been ... [more] | WBS2022-10 RCC2022-10 SAT2022-10 MICT2022-10 pp.46-51 |
| CQ, CS (Joint) |
2022-05-13 13:50 |
Fukui | Fukui (Fuku Pref.) (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Analog-RoF and Distributed MIMO Techniques in Higher Frequency Bands for 6G/IOWN Takeshi Onizawa, Naoki Kita, Yushi Shirato, Daisei Uchida, Hideki Toshinaga (NTT) CQ2022-15 |
In this report, we describe analog-radio over fiber (A-RoF) and distributed multiple-input multiple-output (MIMO) techni... [more] | CQ2022-15 pp.80-85 |
| 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 |
| MW | 2021-12-17 13:10 |
Kanagawa | Kawasaki City Industrial Promotion Hall (Primary: On-site, Secondary: Online) |
Basic Study of Decoupling Circuit Between Antennas Using BSF Design Concept Masaya Takagi, Masaya Tamura, Yuichi Miyaji (Toyohashi Univ. Tech.) MW2021-101 |
In this study, we focus on the design method of a band-stop filter (BSF) using a parallel coupling matrix and propose a ... [more] | MW2021-101 pp.97-102 |
| RCS | 2021-10-21 11:15 |
Online | Online | A Study on Resource Allocation and Beamforming Design via Geometric Mean Maximization for Cell-free Massive MIMO Systems with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-121 |
In this paper, we consider a cell-free multiple-input multiple-output (MIMO) systems operated in a dynamic time division... [more] | RCS2021-121 pp.19-24 |
| RCS | 2021-10-22 13:50 |
Online | Online | Study on Performance Improvement of Radio-Wave Encrypted Modulation by LLR Clipping Mamoru Okumura, Keisuke Asano, Takumi Abe, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2021-137 |
In recent years, physical layer security technologies that encrypt the physical layer using information theory have attr... [more] | RCS2021-137 pp.100-105 |
| RCS, SAT (Joint) |
2021-08-27 14:55 |
Online | Online | Resource Allocation and Beamforming Design Considering User Fairness for Cell-Free Massive MIMO System with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-115 |
In this paper, we consider a cell-free massive multiple-input multiple-output (MIMO) system, in which uplink and downlin... [more] | RCS2021-115 pp.85-90 |
| RCS, SR, SRW (Joint) |
2021-03-04 11:35 |
Online | Online | [Poster Presentation]
An Application of Decision Feedback Channel Estimation to MIMO Sphere Decoding Yuki Maruyama, Hirofumi Suganuma, Fumiaki Maehara (Waseda Univ.) RCS2020-234 SR2020-73 SRW2020-63 |
(To be available after the conference date) [more] | RCS2020-234 SR2020-73 SRW2020-63 pp.157-158(RCS), pp.50-51(SR), pp.45-46(SRW) |
| NS, RCS (Joint) |
2020-12-18 15:00 |
Online | Online | Dynamic TDD Allocation via Fractional Programming for Cell-Free Massive MIMO Systems Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (Jacobs Univ. Bremen), Koji Ishibashi (UEC) RCS2020-151 |
In this paper, we consider a user-centric spacial resource management problem for cell-free massive MIMO architectures w... [more] | RCS2020-151 pp.91-96 |
| AP, RCS (Joint) |
2019-11-22 15:05 |
Saga | Saga Univ. | [Invited Lecture]
Study on Underwater Acoustic Communication using Time-Reversal DFE
-- Application for MIMO and Multiuser Communication -- Takuya Shimura, Mitsuyasu Deguchi, Yukihiro Kida, Yoshitakawa Watanabe (JAMSTEC) AP2019-139 RCS2019-234 |
In underwater acoustic communication, effects of multipath interferences and Doppler shift are much larger than those in... [more] | AP2019-139 RCS2019-234 pp.181-186(AP), pp.175-180(RCS) |
| MIKA (2nd) |
2019-10-04 10:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
Evaluation of Next Generation Mobile Relay FPU in Case of Increasing Number of SVD-MIMO Modulation Bits Fumiki Uzawa, Fumito Ito, Takayuki Nakagawa, Naohiko Iai (NHK) |
The authors have been conducting research and development in order to realize the wireless transmission of 4K/8K ultra-h... [more] | |
| US | 2019-08-28 15:45 |
Tokyo | Research and Development of High-Rate Underwater Acoustic Communication
-- Research on Time-Reversal MIMO Acoustic Communication and Development of Acoustic Communication System for Manned Submersible SHINKAI6500 -- Takuya Shimura, Mitsuyasu Deguchi, Yukihiro Kida, Yoshitaka Watanabe (JAMSTEC) US2019-43 |
In underwater acoustic communication, effects of multipath interferences and Doppler shift are much larger than those in... [more] | US2019-43 pp.33-38 |
|
| PN | 2019-08-27 14:40 |
Hokkaido | Kanpo-No-Yado Otaru | C+L-band Weakly-coupled 10-mode-multiplexed Transmission Daiki Soma, Shohei Beppu, Seiya Sumita, Yuta Wakayama, Takehiro Tsuritani (KDDI Research) PN2019-23 |
A 125-μm cladding space-division multiplexing (SDM) fiber is attractive for deployment of the SDM system since it is exp... [more] | PN2019-23 pp.85-89 |
| RCS, SAT (Joint) |
2019-08-22 13:05 |
Aichi | Nagoya University | [Invited Lecture]
Channel Capacity Analysis of LEO MIMO System Considering the Satellite Attitude Chihaya Kato, Mitsuhiro Nakadai (JAXA), Daisuke Goto, Hiroki Shibayama, Fumihiro Yamashita (NTT) SAT2019-24 RCS2019-153 |
With the improving sensor capabilities of Earth observation satellites and the introduction of the constellation service... [more] | SAT2019-24 RCS2019-153 pp.39-44 |
| RCS, SAT (Joint) |
2019-08-23 14:50 |
Aichi | Nagoya University | [Invited Lecture]
A study of satellite 5G Eiji Okamoto (NITech) SAT2019-44 RCS2019-173 |
In the fifth generation mobile communications system (5G), in addition to the expansion of use cases, it is also conside... [more] | SAT2019-44 RCS2019-173 p.133(SAT), p.131(RCS) |
| SANE, SAT (Joint) |
2019-02-13 13:30 |
Kagoshima | Tanegashima Island | Analysis of the MIMO channel for LEO Satellites Chihaya Kato, Mitsuhiro Nakadai (JAXA), Daisuke Goto, Daiki Shibayama, Fumihiro Yamashita (NTT) SAT2018-60 |
In the Low Earth Orbital (LEO) Satellites, transmission data rate of the satellite communication is rapidly increasing t... [more] | SAT2018-60 pp.17-22 |
| WPT (2nd) |
2018-11-02 - 2018-11-04 |
Miyagi | Tohoku University | [Poster Presentation]
Design of MIMO Array Based on Analysis of Ground Clearances Effects Aidi Ren, Ying Liu, Shuxi Gong (Xidian Univ.) |
In this paper, the impact of ground clearances on multiple-input multiple-output (MIMO) is studied by characteristic mod... [more] | |
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