Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
CQ, CS (Joint) |
2024-05-17 13:20 |
Aichi |
(Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Optical Wireless Communications with Muliti-Input Multi-Output Technology Masaaki Katayama (Otemon Gakuin Univ.) |
(To be available after the conference date) [more] |
|
RCC, ISEC, IT, WBS |
2024-03-14 09:30 |
Osaka |
Osaka Univ. (Suita Campus) |
Security Analysis of Backdoored Classic McEliece in a Multi-User Setting Dai Miura, Hyungrok Jo, Shingo Sato, Junji Shikata (Yokohama National Univ.) IT2023-105 ISEC2023-104 WBS2023-93 RCC2023-87 |
Several attacks have been proposed for the Classic McEliece cryptosystem, which is one of the 4th round candidates of th... [more] |
IT2023-105 ISEC2023-104 WBS2023-93 RCC2023-87 pp.197-204 |
SIP, IT, RCS |
2024-01-18 15:20 |
Miyagi |
(Primary: On-site, Secondary: Online) |
Performance Analysis of Multi-User Asynchronous Transmission for OFDM Modulation Tomoya Machiyama, Hideki Yagi (UEC) IT2023-50 SIP2023-83 RCS2023-225 |
Packet collisions in uplink communications are the main cause of capacity limitation in communication channels. Since 5G... [more] |
IT2023-50 SIP2023-83 RCS2023-225 pp.105-108 |
SRW, MICT, WBS |
2023-07-21 14:15 |
Niigata |
Niigata Univ. TOKIMATE (Primary: On-site, Secondary: Online) |
Angle Diversity for Transmitter and Receive Arrays of Optical Multi-User Multi-Input Multi-Output System Xuejuan Zhu, Chedlia Ben Naila, Hiraku Okada, Masaaki Katayama (Nagoya Univ.) WBS2023-26 SRW2023-24 MICT2023-23 |
This work considers the up-link of an indoor optical wireless communication system consisting of multiple transmitters a... [more] |
WBS2023-26 SRW2023-24 MICT2023-23 pp.67-71 |
RCS |
2023-06-14 10:10 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
A Study on performance improvement of uplink multi user radio encypted MIMO transmission scheme using accurate probability calculation Seiya Yamashita, Yuki Mori, Ryo Tozawa, Eiji Okamoto (NITech), Tetsuya Yamamoto (Panasonic) RCS2023-32 |
Multi-user MIMO (MU-MIMO) is known as an effective multiple access method, and we have previously proposed a multi-user ... [more] |
RCS2023-32 pp.25-30 |
HCS |
2023-03-02 10:00 |
Shizuoka |
Tokoha University(KusanagiCampus) (Primary: On-site, Secondary: Online) |
Gaze Cue Visualization Methods to Facilitate the Initiation of Informal Communication in 3D Virtual Space Junko Ichino, Masahiro Ide (Tokyo City Univ.), Takehito Yoshiki (TIS Inc.), Hitomi Yokoyama (Okayama Univ. of Science), Hirotoshi Asano (Kogakuin Univ.), Hideo Miyachi, Daisuke Okabe (Tokyo City Univ.) HCS2022-77 |
Among all social cues, gaze cues play an important role during interactions that happen before an informal communication... [more] |
HCS2022-77 pp.7-12 |
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 |
IT, ISEC, RCC, WBS |
2022-03-10 16:50 |
Online |
Online |
[Special Invited Talk]
A spread of Information Theory Researches Hirosuke Yamamoto (U.Tokyo) IT2021-103 ISEC2021-68 WBS2021-71 RCC2021-78 |
We look back on the research themes dealt with in our researches of information theory for 47 years, and think about the... [more] |
IT2021-103 ISEC2021-68 WBS2021-71 RCC2021-78 pp.117-121 |
RCS, SIP, IT |
2022-01-20 14:05 |
Online |
Online |
A Study on Multi-Rate Transmission Scheme Using Two-Layered Spreading Codes for Synchronous Optical CDMA Kyohei Ono (JEED), Hirokazu Tanaka (Hiroshima City Univ.), Tomoko K. Matsushima (YCC), Shoichiro Yamasaki (Hiroshima City Univ.) IT2021-50 SIP2021-58 RCS2021-218 |
Generalized modified prime sequence codes (GMPSCs) have been proposed as spreading codes for synchronous optical code di... [more] |
IT2021-50 SIP2021-58 RCS2021-218 pp.119-124 |
RCS |
2021-04-22 11:20 |
Online |
Online |
A Study on Impact of User-side Fading Correlation on Multi-user Joint Transmit/Receive Diversity Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2021-3 |
Multi-user joint transmit/receive diversity (JTRD) is able to perform multiuser multiplexing while achieving spatial div... [more] |
RCS2021-3 pp.11-16 |
SIP, IT, RCS |
2021-01-21 14:00 |
Online |
Online |
A Study of Pilot Assignment Optimization Based on Statistical Beam Selection for Large Multi-User MIMO Yuichi Ochi, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2020-78 SIP2020-56 RCS2020-169 |
We propose a novel pilot assignment optimization scheme based on statistical beam selection for significant pilot overhe... [more] |
IT2020-78 SIP2020-56 RCS2020-169 pp.87-92 |
SIP, IT, RCS |
2021-01-22 16:45 |
Online |
Online |
Theoretical Study of User-wise Joint Transmit-receive Diversity for Multi-user MIMO Communication Fumiyuki Adachi, Ryou Takahashi (Tohoku Univ.) IT2020-100 SIP2020-78 RCS2020-191 |
Multi-user MIMO spatial multiplexing has been recognized as an indispensable technique to significantly improve the spec... [more] |
IT2020-100 SIP2020-78 RCS2020-191 pp.206-211 |
RCS |
2020-10-22 11:25 |
Online |
Online |
Multi-user MIMO coordinated with user-wise joint transmit-receive diversity using linear antenna array at BS Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2020-96 |
Multi-user MIMO spatial multiplexing has been recognized as an indispensable technique to significantly improve the spec... [more] |
RCS2020-96 pp.24-29 |
SR, NS, SeMI, RCC, RCS (Joint) |
2020-07-08 14:15 |
Online |
Online |
Zero-forcing based Multi-user MIMO Coordinated with User-wise Joint Transmit-receive Diversity Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2020-65 |
Multi-user MIMO multiplexing coordinated with spatial diversity is a promising technique to improve the transmission qua... [more] |
RCS2020-65 pp.43-48 |
IT, EMM |
2020-05-29 10:55 |
Online |
Online |
Notes on Optical CDMA Systems Using Bi-orthogonal Codes and EWO Signaling Kyohei Ono, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.) IT2020-8 EMM2020-8 |
In this paper, two new schemes are proposed for synchronous optical code-division multiple access (CDMA) systems which s... [more] |
IT2020-8 EMM2020-8 pp.43-48 |
IT, EMM |
2020-05-29 11:20 |
Online |
Online |
A Study on Code Construction Method for Optical CDMA with Variable Spreading Factor Shoichiro Yamasaki, Tomoko K. Matsushima, Kyohei Ono (Polytechnic Univ.) IT2020-9 EMM2020-9 |
This study proposes variable spreading factor codes for optical synchronous code division
multiple access (CDMA) which... [more] |
IT2020-9 EMM2020-9 pp.49-54 |
RCS, SR, SRW (Joint) |
2020-03-04 11:15 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
A Study on new modulation technology for Beyond 5G Research on MARIA method (1)
-- mMIMO innovation, Beamforming multi-user/multi-function network and proposal of its protocol -- Maria Takigawa (Meiji Univ.), Gen-ichiro Ohta (YRP) RCS2019-326 |
We proposed a new function that solves the problem of beamforming function, which is the main function of 5G, and create... [more] |
RCS2019-326 pp.37-42 |
RCS, SR, SRW (Joint) |
2020-03-04 09:00 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
On Capacity of Massive MIMO in Maltiuser Operation [III]
-- A Simple Calculation Scheme of Channel Capacity in SMST Transmission -- Yoshio Karasawa RCS2019-331 |
In our previous report [1], we focused on the channel capability of Massive MIMO and investigated the relationship among... [more] |
RCS2019-331 pp.57-62 |
IT, SIP, RCS |
2020-01-24 16:40 |
Hiroshima |
Hiroshima City Youth Center |
On Capacity of Massive MIMO in Multiuser Operation [II]
-- In the case of LOS environments -- Yoshio Karasawa IT2019-85 SIP2019-98 RCS2019-315 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship among var... [more] |
IT2019-85 SIP2019-98 RCS2019-315 pp.291-296 |
AP |
2019-12-12 13:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
On Capacity of Massive MIMO in Multiuser Operation Yoshio Karasawa AP2019-142 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship with the ... [more] |
AP2019-142 pp.1-6 |