Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SIP, IT, RCS |
2024-01-18 17:35 |
Miyagi |
(Primary: On-site, Secondary: Online) |
Analysis of antenna selection based adaptive antenna for interference cancellation Jumpei Shimaoka, Kenta Umebayashi (Tokyo Univ. of Agriculture and Technology), Antti Tolli (University of Oulu) IT2023-49 SIP2023-82 RCS2023-224 |
Adaptive antenna array based on two antenna selection (AAA-TS: Adaptive Antenna Array based on Two antenna Selection) is... [more] |
IT2023-49 SIP2023-82 RCS2023-224 pp.99-104 |
UWT (2nd) |
2023-11-27 17:15 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) |
Multi-antenna Passband Channel Simulator for Underwater Acoustic Communications Soma Sumita, Haruya Ikeda (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Hiroshi Kubo (Ritsumeikan Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
Recently, research on underwater acoustic communication in Beyond 5G/6G has attracted much attention. Since the speed of... [more] |
|
AP, RCS (Joint) |
2023-11-17 09:30 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
A Study on Null Depth Control using Multiple Null Constrained transmission directivity control for Microwave Wireless Power Transmission Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera) AP2023-147 |
In adaptive array transmission, beamforming performance can be improved by controlling the null depth. In microwave wire... [more] |
AP2023-147 pp.86-91 |
AP |
2023-03-17 09:30 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
A Study on the Transmission Directivity Control using wide-angle nulling for the Wireless Power Transmission Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera), Mitoshi Fujimoto (Univ. of Fukui) AP2022-241 |
When the beam wireless power transmission is used in an indoor manned environment, the power transmission efficiency and... [more] |
AP2022-241 pp.43-48 |
RCS, SR, SRW (Joint) |
2023-03-03 09:00 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Analysis of the SINR properties of AAA-WS under multipath environment Jumpei Shimaoka, Shun Ishihara, Kenta Umebayashi (Tokyo Univ. of Agriculture and Technology) RCS2022-284 |
In this paper, we analyze the SINR properties of adaptive antenna array based on not only weight but also antenna space ... [more] |
RCS2022-284 pp.201-206 |
RCS, AP, UWT (Joint) |
2022-11-16 14:30 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Vital-Sign Tracking Method Using Modified CMA Adaptive Array Yuta Ogawa, Naoki Honma, Kentaro Murata, Morio Iwai, Koichiro Kobayashi (Iwate Univ.) AP2022-162 |
This paper proposes a modified beamforming method based on the CMA (Constant Modulus Algorithm) for MIMO (Multiple-Input... [more] |
AP2022-162 pp.85-90 |
RCS |
2022-10-28 09:25 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
Improving Semi-Blind Interference Suppression on Multi-Cell Massive MIMO Systems by Multi-Antenna Users Kazuki Maruta (Tokyo Univ. of Science) RCS2022-142 |
When the number of spatial multiplexing is increased in a Massive MIMO system to increase capacity, the number of orthog... [more] |
RCS2022-142 pp.65-70 |
AP |
2022-10-20 16:25 |
Gifu |
GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
A Study on the Transmission Directivity Control for the Wireless Power Transmission
-- Linearly Constrained Retrodirective Method -- Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera Corp.), Mitoshi Fujimoto (Univ. of Fukui) AP2022-146 |
When the beam wireless power transmission, which can supply power to devices at a distance using microwaves, is used in ... [more] |
AP2022-146 pp.239-244 |
AP, RCS (Joint) |
2021-11-11 11:20 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
A study on SINR Characteristics of Adaptive Antenna Array based on Weight and Antenna Space Control Shun Ishihara, Kenta Umebayashi (TUAT), Antti Tolli (UOO) RCS2021-160 |
This paper addresses the analysis of the performance of adaptive antenna array based on weight and antenna space control... [more] |
RCS2021-160 pp.92-97 |
SIP, IT, RCS |
2021-01-21 13:35 |
Online |
Online |
A study on SINR Characteristics of Adaptive Antenna Array based on Weight and Antenna Space Control Shun Ishihara, Kenta Umebayashi (TUAT), Antti Tolli (UOO) IT2020-77 SIP2020-55 RCS2020-168 |
In this paper, we address the analysis of the performance of adaptive antenna array based on weight and antenna space co... [more] |
IT2020-77 SIP2020-55 RCS2020-168 pp.81-86 |
SR, NS, SeMI, RCC, RCS (Joint) |
2020-07-09 15:00 |
Online |
Online |
[Invited Lecture]
Blind Adaptive Array Interference Suppression Performance with Deep Learning based SIR Estimation Kazuki Maruta (Tokyo Tech), Shun Kojima (Chiba Univ.), Daisuke Hisano (Osaka Univ.), Yu Nakayama (TUAT) RCC2020-8 NS2020-37 RCS2020-71 SR2020-16 SeMI2020-8 |
This paper proposes a blind interference estimation via deep learning approach exploiting the visualized wireless signal... [more] |
RCC2020-8 NS2020-37 RCS2020-71 SR2020-16 SeMI2020-8 pp.37-41(RCC), pp.37-41(NS), pp.79-83(RCS), pp.43-47(SR), pp.31-35(SeMI) |
RCS, SR, SRW (Joint) |
2020-03-06 14:50 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
[Invited Lecture]
Blind Adaptive Array Interferense Suppression Exploiting Non-Gaussian Properties Kazuki Maruta (Chiba Univ.) RCS2019-393 |
Adaptive array antenna signal processing with a blind algorithm is effective as a means to suppress co-channel interfere... [more] |
RCS2019-393 p.375 |
AP, RCS (Joint) |
2019-11-22 09:50 |
Saga |
Saga Univ. |
Improving Time-domain Symbol Spread Blind Adaptive Array Interference Suppression by Principal Component Analysis Kazuki Maruta (Chiba Univ.), Kentaro Nishimori (Niigata Univ.), Chang-Jun Ahn (Chiba Univ.) RCS2019-226 |
We previously proposed a time-domain symbol spreading (TSS) which can expand the operational region of the blind adaptiv... [more] |
RCS2019-226 pp.129-134 |
RCS |
2019-10-25 14:35 |
Kanagawa |
Yokosuka Research Park |
[Invited Lecture]
M-QAM Adaptation by Semi-Blind Multi Modulus Algorithm and MMSE-SMI for Multicell Massive MIMO Systems Kazuki Maruta, Chang-Jun Ahn (Chiba Univ.) RCS2019-199 |
This paper expands our previously proposed semi-blind uplink interference suppression scheme on multicell multiuser mass... [more] |
RCS2019-199 pp.115-120 |
SIS |
2018-12-06 13:00 |
Yamaguchi |
Hagi Civic Center |
A study on the extension of transmission distance for the long-range maritime wireless communication systems using UAV Kousuke Nakamura, Mizuki Arita (Hiroshima City Univ.), Masaaki Yamanaka (JCGA), Hirokazu Tanaka (Hiroshima City Univ.) SIS2018-21 |
Public broadband mobile communication system (Public BB) was built on a
VHF frequency range after frequency re-arrang... [more] |
SIS2018-21 pp.1-6 |
SR |
2018-10-31 10:25 |
Overseas |
Mandarin Hotel, Bangkok, Thailand |
[Poster Presentation]
Performance analysis of Two elements Adaptive Array Antenna based on Weights and Space Control Yoshimasa Kimoto, Kenta Umebayashi (TUAT), Antti Tolli, Jarkko Kaleva (UoO) SR2018-81 |
Adaptive Array Antenna based on weight control (AAA-W) which has fixed antenna position suppresses M-1 interference sign... [more] |
SR2018-81 pp.51-56 |
SR |
2018-10-31 13:25 |
Overseas |
Mandarin Hotel, Bangkok, Thailand |
[Poster Presentation]
On Beam-Pattern and Nulls toward Interferences in Multiuser MIMO Using Null-Space Extension Hironori Ban, Makoto Taromaru, Mai Ohta (Fukuoka Univ.) SR2018-86 |
Multi-user massive MIMO (MU-MIMO) is one of the key technologies for the 5th generation mobile communication system(5G).... [more] |
SR2018-86 pp.71-72 |
SAT, RCS (Joint) |
2018-08-09 09:05 |
Iwate |
Iwate University |
[Encouragement Talk]
Highly available base station configuration technique for satellite communication systems Yoshinori Suzuki, Kouhei Suzaki, Munehiro Matsui, Akira Matsushita, Koichi Harada, Fumihiro Yamashita (NTT) SAT2018-28 |
Base stations for island satellite communication systems and disaster recovery satellite communication systems generally... [more] |
SAT2018-28 pp.1-6 |
ASN, NS, RCS, SR, RCC (Joint) |
2018-07-12 10:55 |
Hokkaido |
Hakodate Arena |
[Poster Presentation]
A study on efficient Antenna selection based on Spatial Correlation for Adaptive Array Antenna Takumi Sakamoto, Kenta Umebayashi (TUAT), Antti Tolli (UOO) RCC2018-50 NS2018-63 RCS2018-108 SR2018-47 ASN2018-44 |
In general, the number of interference signals which can be suppressed by an adaptive array antenna is determined by the... [more] |
RCC2018-50 NS2018-63 RCS2018-108 SR2018-47 ASN2018-44 pp.111-117(RCC), pp.117-123(NS), pp.129-135(RCS), pp.121-127(SR), pp.127-133(ASN) |
RCS |
2018-06-20 15:00 |
Nagasaki |
Nagasaki University |
Relationship between Interference-Wave Suppression Using Null-Space Extension in Multiuser MIMO and formed Beam-Pattern Hironori Ban, Makoto Taromaru, Mai Ohta (Fukuoka Univ.) RCS2018-43 |
Some papers reported that a zero-forcing (ZF) adaptive array antenna or
multi-user MIMO system at basestations can be r... [more] |
RCS2018-43 pp.49-54 |