Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP |
2024-03-14 10:00 |
Fukui |
UNIVERSITY OF FUKUI (Primary: On-site, Secondary: Online) |
A Study on Antenna Configuration for LoS-MIMO in HAPS Feeder Link Kazuki Matsuura, Yoshichika Ohta (SoftBank) AP2023-201 |
High-Altitude Platform Station (HAPS) is a new mobile communications platform that enables ultrawide coverage and disast... [more] |
AP2023-201 pp.1-6 |
RCS, SR, SRW (Joint) |
2024-03-15 13:50 |
Tokyo |
The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
Time-Varying Channel Prediction Considering Angle-of-Arrival Variation for Hybrid Massive MIMO Communications Yuki Ono, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech), Satoshi Suyama, Takahiro Asai (NTT DOCOMO) RCS2023-287 |
For 5G massive MIMO systems, hybrid beamforming (HB), which is composed of analog beamforming (AB) and digital beamformi... [more] |
RCS2023-287 pp.146-151 |
SIP, IT, RCS |
2024-01-18 16:10 |
Miyagi |
(Primary: On-site, Secondary: Online) |
A Study on Autoencoder for Iterative Signal Detection in MIMO Channels Yoshinori Ichihashi, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) IT2023-52 SIP2023-85 RCS2023-227 |
In this paper, we apply deep unfolding to uplink signal detection via probabilistic data association (PDA) and configure... [more] |
IT2023-52 SIP2023-85 RCS2023-227 pp.115-120 |
AP, WPT (Joint) |
2024-01-18 09:55 |
Niigata |
Tokimate, Niigata University (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Expansion of Virtual BF Antenna Construction Method Using Rotating Reflector Antenna for Polarized MIMO Evaluation Tomonori Ikeda, Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Masayuki Miyashita, Ayumu Yabuki (SoftBank) AP2023-168 |
The use of terahertz band is being considered for six-generation mobile communications, and the use of beamforming anten... [more] |
AP2023-168 pp.47-51 |
AP, RCS (Joint) |
2023-11-16 13:00 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
[Invited Talk]
User Terminal Collaborated MIMO Communications Exploiting Higher-Frequency Bands
-- Prototyping 12-multiplexing equipment with collaboration at 26 GHz -- Hidekazu Murata (Yamaguchi Univ.) AP2023-145 RCS2023-168 |
This paper introduces a transmission/reception technique based on mobile terminal collaboration that equivalently increa... [more] |
AP2023-145 RCS2023-168 p.79(AP), p.83(RCS) |
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 |
RCS |
2023-10-20 11:25 |
Kagawa |
Kagawa University (Saiwai-cho Campus), and online (Primary: On-site, Secondary: Online) |
Real-Time Simulator for Sixth-Generation Mobile Communications System Kiichi Tateishi, Satoshi Suyama, Huiling Jiang (NTT DOCOMO) RCS2023-143 |
The 6th generation mobile communication system (6G) is expected to realize extremely high-data-rate and high-capacity co... [more] |
RCS2023-143 pp.74-78 |
MIKA (3rd) |
2023-10-10 15:35 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Coexistence of Wireless Power Transfer and Communication by Null-Space Expansion Shuma Okita, Yuki Sasaki (Tokyo Univ. of Science), Takahiro Matuda (Tokyo Metropolitan Univ.), Takefumi Hiraguri (NIT), Tomotaka Kimura (Doshisha Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
Wireless power transfer (WPT) is a promising technology to effectively supply energy to a large number of IoT devices.
... [more] |
|
RCS, SAT (Joint) |
2023-08-31 09:50 |
Nagano |
Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
A study on bit error rate for Zero-forcing THP MIMO communication systems using QR decomposition with greedy permutation Shigenori Kinjo (JCGA), Shuichi Ohno (Osaka Metropolitan Univ.) RCS2023-106 |
In this report, how to calculate the bit error rate of zero-forcing Tomlinson-Harashima precodded (ZF-THP) MIMO communic... [more] |
RCS2023-106 pp.26-30 |
CQ, MIKA (Joint) (2nd) |
2023-08-31 10:50 |
Fukushima |
Tenjin-Misaki Sports Park |
[Poster Presentation]
Coexistence of Wireless Power Transfer and Communication by Null-Space Expansion Shuma Okita, Yuki Sasaki, Kazuki Maruta (Tokyo Univ. of Science), Takahiro Matuda (Tokyo Metropolitan Univ.), Takefumi Hiraguri (NIT), Tomotaka Kimura (Doshisha Univ.) |
Wireless power transfer (WPT) is a promising technology to effectively supply energy to a large number of IoT devices.
... [more] |
|
CS |
2023-07-27 10:08 |
Tokyo |
Hachijo-machi Chamber of Commerce and Industry |
Antenna Selection Method Considering Fluctuations for Two-Hop Full-Duplex UAV Relay Networks Using MIMO Takumu Uda, Takahiro Matsuda (TMU), Takefumi Hiraguri (NIT) CS2023-29 |
Unmanned aerial vehicle (UAV) relay networks can be configured to be flexible and efficient by taking advantage of the h... [more] |
CS2023-29 pp.43-48 |
SRW, MICT, WBS |
2023-07-20 11:25 |
Niigata |
Niigata Univ. TOKIMATE (Primary: On-site, Secondary: Online) |
A Study on Orthogonal Directional MIMO Transmission by Using Dipole Antenna Array with Different Element Lengths Maki Arai (Tokyo Univ. of Science) WBS2023-14 SRW2023-12 MICT2023-11 |
To increase the channel capacity of wireless communications, a MIMO (Multiple-Input Multiple-Output) technology is impor... [more] |
WBS2023-14 SRW2023-12 MICT2023-11 pp.7-12 |
RCS |
2023-06-14 09:30 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Study on Subarray Beam Control for Sub-Terahertz-Band MIMO Spatial Multiplexing Naoki Hamada, Toshihiko Nishimura, Takanori Sato, Yasutaka Ogawa, Takeo Ohgane (Hokkaido Univ.) RCS2023-28 |
In 6th generation mobile communication system (6G), the use of sub-Terahertz band (100–300 GHz) is being considered to r... [more] |
RCS2023-28 pp.1-6 |
RCS |
2023-06-14 10:00 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
An Experimental Evaluation of the Performance Improvement by MIMO in Wireless LAN Relay Systems Using Drones Shion Kawabe, Hiraku Okada, Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) RCS2023-31 |
In this paper, we investigate a communication system in which drones are equipped with a wireless LAN relay stations and... [more] |
RCS2023-31 pp.19-24 |
RCS |
2023-06-15 14:30 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
[Invited Talk]
New Research Trends Toward 6G Koji Ishibashi (UEC) RCS2023-58 |
There is a global surge in research and development efforts aimed at advancing the sixth-generation mobile communication... [more] |
RCS2023-58 p.181 |
MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 09:50 |
Tokyo |
TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
LEO-MIMO Antenna Configuration of Satellite/Gateway for High Channel Capacity Daisuke Goto, Koyo Tategami, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) SAT2023-6 MICT2023-6 |
In this paper, we propose low earth orbit satellite (LEO) communications using Muti-input / Multi-output (MIMO), called ... [more] |
SAT2023-6 MICT2023-6 pp.26-31 |
RCS |
2023-04-13 10:00 |
Shimane |
Matsue New Urban Hotel, and online (Primary: On-site, Secondary: Online) |
A Study on Optimal Configuration of Massive Antenna for MU-MIMO Base Station Considering 3D Spatial Radio Arrival Angle Characteristics Kohei Mitsumoto, Ryohei Maeda, Hikari Tsuhama, Teruya Fujii (Tokyo Tech) RCS2023-1 |
In the 5th and 6th generation mobile communication systems, beamforming with massive antennas consisting of dozens to hu... [more] |
RCS2023-1 pp.1-6 |
AP |
2023-03-16 14:10 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
A Study of Multipath Angular Characteristics near Human Body in 300 GHz Band Koya Imaseki, Yuito Usui, Hiroaki Nakabayashi, Akihiko Hirata (Chiba Inst. of Tech.) AP2022-237 |
In recent years, the application of radio over terahertz technology, which relays millimeter-wave communications in a te... [more] |
AP2022-237 pp.19-24 |
RCC, ISEC, IT, WBS |
2023-03-14 16:50 |
Yamaguchi |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Novel Wireless Communication System Realized by Mobile Terminal Collaboration using Higher-Frequency Bands Hidekazu Murata (Yamaguchi Univ.) IT2022-88 ISEC2022-67 WBS2022-85 RCC2022-85 |
This paper introduces a transmission/reception technique based on mobile terminal collaboration that equivalently increa... [more] |
IT2022-88 ISEC2022-67 WBS2022-85 RCC2022-85 p.126 |
RCS, SR, SRW (Joint) |
2023-03-03 16:40 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on Analog Beam Selection and Digital Beam Design for Millimeter-wave Cell-Free Massive MIMO Shunsuke Kamiwatari, Issei Kanno, Yoshiaki Amano (KDDI Research), Kengo Ando, Shuto Fukue, Koji Ishibashi (UEC) RCS2022-297 |
Cell-Free Massive MIMO (CF mMIMO) has gained much attention as one of potential technologies for Beyond 5G (B5G) whereas... [more] |
RCS2022-297 pp.261-266 |