Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
UWT (2nd) |
2023-11-27 16:50 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) |
Highly efficient underwater acoustic OFDM transmission system using blind delayed wave suppression
-- Verification by simulation and construction of experimental system -- Ikeda Haruya, Sumita Soma (Tokyo Univ. of Science), Hisano Daisuke, Sakai Masahiro (Osaka Univ.), Maruta Kazuki (Tokyo Univ. of Science) |
For Beyond 5G/6G, research on non-terrestrial wireless communications (e.g., in space, underwater, etc.) is being conduc... [more] |
|
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 11:00 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Underwater acoustic OFDM transmission system with blind delay wave suppression Haruya Ikeda, Soma Sumita (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Kazuki Maruta (Tokyo Univ. of Science) RCS2023-171 |
For Beyond 5G/6G, research on wireless communications outside of land (e.g., in space, underwater, etc.) is underway. Am... [more] |
RCS2023-171 pp.95-100 |
MIKA (3rd) |
2023-10-10 15:35 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Evaluation of Interference Suppression Performance of ICA in Time-varying Channel Environment Soma Sumita, Haruya Ikeda (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
Research on underwater acoustic communication has been attracting attention in Beyond 5G/6G.
Since the speed of sound i... [more] |
|
MIKA (3rd) |
2023-10-10 15:35 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Consideration of Data Smoothing and Weight Orthogonalization in Blind Signal Separation Using Kurtosis Maximization Algorithm Shogo Osakabe, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech) |
With the recent rapid evolution in wireless communications, the demand for high-quality, low-latency transmission and th... [more] |
|
MIKA (3rd) |
2023-10-11 14:30 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Indoor Water Tank Transmission Experiment for Highly Efficient Underwater Acoustic OFDM Transmission Haruya Ikeda, Soma Sumita (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
Beyond 5G/6G aims to cover beyond terrestrial communications, e.g., space, underwater, etc. Underwater acoustic communic... [more] |
|
IT, RCS, SIP |
2023-01-24 11:55 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Interference Suppression Performance of CMA Using Time-Domain Inter-Symbol Spreading in Time-Varying Channel Haruya Ikeda, Kazuki Maruta (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Yu Nakayama (TUAT) IT2022-33 SIP2022-84 RCS2022-212 |
Blind adaptive array (BAA) can suppress unknown co-channel interference without reference signal.
Vehicle-to-everythin... [more] |
IT2022-33 SIP2022-84 RCS2022-212 pp.25-29 |
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 |
MIKA (3rd) |
2022-10-13 11:10 |
Niigata |
Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Interference Suppression Performance of Blind Adaptive Array in Time-Varying Channel Environment Haruya Ikeda, Kazuki Maruta (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Yu Nakayama (TUAT) |
Blind adaptive array (BAA) can suppress unknown co-channel interference without reference signal.
Vehicle-to-everythin... [more] |
|
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, SR, SRW (Joint) |
2019-03-06 14:35 |
Kanagawa |
YRP |
[Invited Lecture]
Blind Adaptive Array with Time-Domain Symbol Spreading Kazuki Maruta (Chiba Univ.), Kentaro Nishimori (Niigata Univ.), Yu Nakayama (Aoyama Gakuin Univ.), Chang-Jun Ahn (Chiba Univ.) RCS2018-296 |
This paper proposes a time-domain symbol spreading (TSS) to expand the operational region of the blind adaptive array in... [more] |
RCS2018-296 pp.77-82 |
CQ |
2018-05-31 16:40 |
Chiba |
Chiba Univ. Nishi-Chiba Campus, academic link center |
[Invited Talk]
Blind Interference Suppression on Adaptive Arrays: Comparisons and Applications for Spectrum Sharing Kazuki Maruta (Chiba Univ.), Kentaro Nishimori (Niigata Univ.), Chang-Jun Ahn (Chiba Univ.) CQ2018-22 |
This paper presents performance comparison of interference suppression on blind adaptive array algorithms. Co-channel in... [more] |
CQ2018-22 pp.25-30 |
EA, ASJ-H |
2017-12-01 14:20 |
Overseas |
University of Auckland (New Zealand) |
[Invited Talk]
Blind Audio Source Separation based on Independent Component Analysis Shoji Makino (Univ. of Tsukuba) EA2017-78 |
This talk describes a method for the blind source separation (BSS) of convolutive mixtures of audio signals, especially ... [more] |
EA2017-78 p.107 |
CQ (2nd) |
2017-10-16 16:15 |
Fukuoka |
Nishijin Plaza, Kyushu Univ. |
[Poster Presentation]
Comparison of Interference Suppression Performance on Blind Adaptive Array Algorithms Kazuki Maruta, Chang-Jun Ahn (Chiba Univ.) |
We present performance comparison of interference suppression on blind adaptive array algorithms. Co-channel interferenc... [more] |
|
RCS, SAT (Joint) |
2015-08-18 15:55 |
Fukuoka |
Fukuoka Univ. |
Indoor Experimental Evaluation of Blind Adaptive Array with Subcarrier Transmission Power Assignment in Spectrum Sharing Scenarios Hideya So, Kazuki Maruta, Jun Mashino, Kouhei Suzaki (NTT) RCS2015-155 |
In order to extend the operational Signal-to-Interference power Ratio (SIR) range of the blind adaptive arrays, we previ... [more] |
RCS2015-155 pp.135-140 |
RCS, SR, SRW (Joint) |
2014-03-03 15:50 |
Tokyo |
Waseda Univ. |
Blind Interference Suppression Scheme by Eigenvector Beamspace CMA Adaptive Array with Subcarrier Transmission Power Control Kazuki Maruta, Jun Mashino, Yuki Nakato, Takatoshi Sugiyama (NTT) RCS2013-343 |
In order to extend the operational Signal to Interference power Ratio (SIR) range of the blind adaptive arrays, we previ... [more] |
RCS2013-343 pp.223-228 |
RCS, AP (Joint) |
2013-11-22 10:10 |
Shimane |
Matsue Terrsa |
Blind Adaptive Arrays Using Subcarrier Transmission Power Control Kazuki Maruta, Jun Mashino, Takatoshi Sugiyama (NTT) RCS2013-196 |
This paper extends the operational Signal to Interference power Ratio (SIR) range of the blind adaptive arrays by subcar... [more] |
RCS2013-196 pp.129-134 |
ITS, WBS (Joint) |
2011-12-16 09:35 |
Nagasaki |
|
[Poster Presentation]
An Improvement Method of Frequency Spectrum Based OFDM Adaptive Array which Suppresses the Multipaths Beyond the Guard Interval Shosuke Nakamura, Tadatomo Sato (Tokyo City Univ.) WBS2011-44 |
In this paper, we focus on the temporal variation of the amplitude spectrum of received OFDM signal caused by long delay... [more] |
WBS2011-44 pp.71-76 |
ITS, WBS (Joint) |
2009-12-08 10:50 |
Kumamoto |
Kumamoto University |
Composition of Blind Type Adaptive Filter Based on Signal Subspace for DS/CDMA Systems with Antenna Array Tomokazu Takahashi (Hosei Univ.), Tsuyoshi Ichikawa (Tokyo Metro. Police Info-Com. Dep.), Kohei Otake (Hosei Univ.) WBS2009-36 |
In DS/CDMA communication systems, to improve the transmission efficiency, a blind or non-pilot-aided adaptive MMSE recei... [more] |
WBS2009-36 pp.1-6 |