Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
AP, RCS (Joint) |
2023-11-15 16:00 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Location-Based Broad-Range Null-Steering in V2I Multiuser MIMO Transmission Yuki Sasaki, Sojin Ozawa (Tokyo Univ. of Science), Kabuto Arai (The Univ. of Electro-Communications), Jin Nakazato, Manabu Tsukada (UTokyo), Kazuki Maruta (Tokyo Univ. of Science) RCS2023-161 |
This paper proposes a location based broad-range null-steering (BRNS) scheme for vehicle to everything (V2X) multiuser M... [more] |
RCS2023-161 pp.51-56 |
RCS, SAT (Joint) |
2023-08-31 11:20 |
Nagano |
Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
Null Spatial Expansion for Low-Complexity Block Diagonalization-based Multiuser Massive MIMO Yuki Sasaki, Kazuki Maruta (Tokyo Univ. of Science), Kabuto Arai (UEC) RCS2023-103 |
This paper proposes a new block diagonalization (BD)-based null-space expansion for multiuser Massive MIMO which offers ... [more] |
RCS2023-103 pp.9-14 |
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 16:00 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
An Initial Study on Object Detection under Car Body with Wi-Fi CSI Riku Tokumine, Masakatsu Ogawa (Sophia Univ.), Atsuhiro Takahashi, Hideto Shimada, Kentaro Mizuno (Toyota CRDL) SeMI2023-34 |
Detecting the passage of objects under the car is essential because the obstacles under the car interfere with the car's... [more] |
SeMI2023-34 pp.58-62 |
RCS |
2023-06-15 10:10 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Investigation of PAPR Reduction Method Using Null Space in MIMO Channel for Massive MIMO-OFDM Signals with Uniform Planar Array Soma Taguchi (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-51 |
In this paper, we consider the application of our previously reported PCCNC (peak cancellation with channel-null constra... [more] |
RCS2023-51 pp.135-140 |
RCC, ISEC, IT, WBS |
2023-03-14 13:50 |
Yamaguchi |
(Primary: On-site, Secondary: Online) |
Secure communication based on high precision space-time synchronization Kouki Yonaga, Nobuyasu Shiga, Satoshi Yasuda, Kenichi Takizawa, Maki Yoshida (NICT) IT2022-83 ISEC2022-62 WBS2022-80 RCC2022-80 |
This research aims to establish a new technology to realize secure communication based on space-time synchro- nization c... [more] |
IT2022-83 ISEC2022-62 WBS2022-80 RCC2022-80 pp.97-102 |
SP, IPSJ-SLP, EA, SIP [detail] |
2023-03-01 14:40 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Anomalous sound detection based on differential features of multi channel acoustic signals considering spatial and temporal variations Shota Nishiyama, Akira Tamamori (AIT) |
Anomalous sound detection plays an essential role in machine condition management in factory automation. The task of ano... [more] |
|
MICT, EMCJ (Joint) |
2022-03-04 16:25 |
Online |
Online |
A synchronized measurement system for WBAN channel modeling by human motion parameters Akira Saito, Takahiro Aoyagi (Tokyo Tech) MICT2021-111 |
The development of WBAN channel models requires a lot of experiments and simulations. In order to reduce the number of e... [more] |
MICT2021-111 pp.53-58 |
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 |
RCS |
2021-10-21 16:00 |
Online |
Online |
[Poster Presentation]
Performance Improvement of Multiuser Massive MIMO Null-Space Expansion Kazuki Maruta (Tokyo Tech), Kabuto Arai, Nobutaka Funaki (Chiba Univ.) RCS2021-130 |
A significant challenge of the multiuser multiple-input multiple-output (MIMO) is the interference leakage among user te... [more] |
RCS2021-130 p.63 |
CQ, MIKA (Joint) |
2021-09-09 14:40 |
Online |
Online |
[Invited Talk]
Advancement of Multiuser Massive MIMO Null-Space Expansion Kazuki Maruta (Tokyo Tech) CQ2021-46 |
Massive multiple-input multiple-output (MIMO) technology with base stations having more than a hundred antennas has been... [more] |
CQ2021-46 p.46 |
EMCJ |
2021-04-16 14:35 |
Online |
Online |
Body Posture De-embedding for Channel Modeling of Wireless Body Area Networks Taito Nishio, Takahiro Aoyagi (titech) EMCJ2021-4 |
In this paper, in order to express the time variation of the On-body channel for Wireless Body Area Network, the regress... [more] |
EMCJ2021-4 pp.15-20 |
SRW, SeMI, CNR (Joint) |
2020-11-26 09:00 |
Online |
Online |
Doppler Frequency Detection Using Channel Impulse Response Kazuma Hotta, Satoshi Denno, Hou Yafei (Okayama Univ.) SRW2020-25 |
With the spread of the Internet of Things (IoT), the detection of terminal movement has become an issue. In the IoT, the... [more] |
SRW2020-25 pp.1-6 |
CQ, CS (Joint) |
2020-06-25 09:30 |
Online |
Online |
Study on behavior estimation using time correlation with MIMO sensor Etsuko Hoshino, Kentaro Nishimori (Niigata Univ.) CQ2020-1 |
In recent years, the society is aging further. And the number of deaths that are lonely deaths have been increasing year... [more] |
CQ2020-1 pp.1-5 |
EA |
2019-12-13 13:00 |
Fukuoka |
Kyushu Inst. Tech. |
Speaker-independent source separation with multichannel variational autoencoder Li Li (Univ. Tsukuba), Hirokazu Kameoka (NTT), Shota Inoue, Shoji Makino (Univ. Tsukuba) EA2019-77 |
The multichannel variational autoencoder method (MVAE) is a recently proposed determined source separation method, which... [more] |
EA2019-77 pp.79-84 |
RCC, MICT |
2019-05-29 15:30 |
Tokyo |
TOKYO BIG SIGHT |
[Poster Presentation]
Development of Real-time Body Motion Identification System using Radio Channel Characteristics in Wireless BAN Yuki Ichikawa, Masahiro Mitta, Minseok Kim (Niigata Univ.) RCC2019-7 MICT2019-7 |
In this article, a real-time motion identification system is presented which has been developed based on the knowledge o... [more] |
RCC2019-7 MICT2019-7 pp.29-33 |
EA, SIP, SP |
2019-03-15 13:30 |
Nagasaki |
i+Land nagasaki (Nagasaki-shi) |
[Poster Presentation]
An Evaluation of Underdetermined Source Separation Based on Multichannel Variational Autoencoder Shogo Seki (Nagoya Univ.), Hirokazu Kameoka (NTT), Li Li (Univ. Tsukuba), Tomoki Toda, Kazuya Takeda (Nagoya Univ.) EA2018-154 SIP2018-160 SP2018-116 |
This paper deals with a multichannel audio source separation problem under underdetermined conditions. Multichannel Non-... [more] |
EA2018-154 SIP2018-160 SP2018-116 pp.323-328 |
RCS, SR, SRW (Joint) |
2018-02-28 15:20 |
Kanagawa |
YRP |
Algorithm Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems
-- UE Scheduling Prioritizing High-Speed UEs in Small-Delay Slots from Channel Estimation Timing -- Takashi Seyama, Shinya Kumagai, Teppei Oyama, Daisuke Jitsukawa, Takashi Dateki (FUJITSU), Koji Matsuyama (FUJITSU LABORATORIES), Hiroyuki Seki, Morihiko Minowa (FUJITSU) RCS2017-337 |
In fifth generation mobile communication systems, enhancement of spectral efficiency per unit area by increasing the den... [more] |
RCS2017-337 pp.113-118 |
DC |
2018-02-20 14:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Golden-Free Hardware Trojan Detection Technique Considering Intra-Die Variation Fakir Sharif Hossain, Tomokazu Yoneda, Michihiro Shintani, Michiko Inoue (NAIST), Alex Orailoglu (Univ. of California, San Diego) DC2017-84 |
High detection sensitivity in the presence of process variation is a key challenge for hardware Trojan detection through... [more] |
DC2017-84 pp.43-48 |
DC |
2017-12-15 15:55 |
Akita |
Akita Study Center, The Open University of Japan |
[Invited Talk]
Hardware Trojan detection based on side-channel analysis Michiko Inoue (NAIST) DC2017-76 |
A hardware Trojan, a malicious addition and/or modification to ICs, caused by outsourcing of design
and/or manufacturin... [more] |
DC2017-76 pp.43-48 |