Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCC, ISEC, IT, WBS |
2024-03-13 - 2024-03-14 |
Osaka |
Osaka Univ. (Suita Campus) |
A selection method of candidate constellation for the superimposed QAM signal method to reduce PAPR in OFDM system Takashi Aoki, Tsuyoshi Arai, Hiroshi Inai, Hideaki Wakabayashi (Okayama Prefectural Univ.) IT2023-122 ISEC2023-121 WBS2023-110 RCC2023-104 |
Modulated signal of Orthogonal Frequency Division Multiplexing (OFDM) systems tend to have a large peak-to-average power... [more] |
IT2023-122 ISEC2023-121 WBS2023-110 RCC2023-104 pp.294-299 |
RCC, ISEC, IT, WBS |
2024-03-13 - 2024-03-14 |
Osaka |
Osaka Univ. (Suita Campus) |
Secrity Oriented Design of Polar-Coded OFDM on Selective Fading Channels Yuki Kuraya, Hideki Ochiai (YNU) IT2023-124 ISEC2023-123 WBS2023-112 RCC2023-106 |
We introduce a physical layer security scheme based on a polar-coded OFDM system in wireless communication. Our approach... [more] |
IT2023-124 ISEC2023-123 WBS2023-112 RCC2023-106 pp.306-311 |
RCS, SR, SRW (Joint) |
2024-03-13 13:50 |
Tokyo |
The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
Performance Improvement for Differential OFDM in Shallow Sea Experiments of Underwater Acoustic Communications Taichi Fujita, Takaaki Shimomura, Kouichi Hashimoto, Takumi Yoshimura, Hiroshi Kubo (Ritsumeikan Univ.) RCS2023-261 |
The authors have been evaluating differential orthogonal frequency division multiplexing (OFDM) by means of the experime... [more] |
RCS2023-261 pp.42-47 |
RCS, SR, SRW (Joint) |
2024-03-14 10:25 |
Tokyo |
The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
Study on improving frequency usage efficiency using baseband MIMO method aiming at 5G expansion(2)
-- MxN times communication method using real MIMO and baseband MIMO -- Maria Takigawa (Meiji Univ.), Gen-ichiro Ohta (YRP), Tetsushi Ikegami (Meiji Univ.) RCS2023-272 |
In this study, the spectrum efficiency is multiplied by M×N by superimposing MIMO in real space (rank M) and baseband MI... [more] |
RCS2023-272 pp.106-111 |
UWT (2nd) |
2024-01-29 13:25 |
Tokyo |
Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Wideband Differential OFDM for Acoustic Communications on Wideband Acoustic Channel Measurement Takaaki Shimomura, Kouichi Hashimoto, Taichi Fujita, Hiroshi Kubo (Ritsumeikan Univ.) |
Acoustic communications, e.g., underwater acoustic communications and terrestrial acoustic communications, generally use... [more] |
|
UWT (2nd) |
2024-01-29 13:50 |
Tokyo |
Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
OFDM transmisson method using Table Selection for Underwater Acoustic Communications Takumi Yoshimura, Taichi Fujita, Hiroshi Kubo (Ritumeikan Univ.) |
Underwater acoustic communications (UWAC) suffer from double selectivity, where doubly-selective channels suffer from se... [more] |
|
UWT (2nd) |
2024-01-29 14:15 |
Tokyo |
Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Shallow-Water Experimental Evaluation of Differential OFDM Software MODEMs for Underwater Acoustic Communications Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura, Hiroshi Kubo (Ritsumeikan Univ.) |
It is well-known that underwater acoustic communications (UWACs) play an important role in underwater mobile communicati... [more] |
|
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 |
SIP, IT, RCS |
2024-01-19 10:55 |
Miyagi |
(Primary: On-site, Secondary: Online) |
Experimental Results of Differential OFDM for Underwater Acoustic Communications in Sharrow Sea Environment Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura, Hiroshi Kubo (Ritsumeikan Univ.) IT2023-59 SIP2023-92 RCS2023-234 |
It is well known that wireless transmission technologies employing spatial combining and adaptive equalization and those... [more] |
IT2023-59 SIP2023-92 RCS2023-234 pp.157-162 |
SIP, IT, RCS |
2024-01-19 14:55 |
Miyagi |
(Primary: On-site, Secondary: Online) |
Performance of the Joint PAPR Reduction Method Using Null Space in Channel for MIMO-OFDM Signals and Predistortion Techniques in Multiple-Antenna AF-type Relay Transmission Asuka Kakehashi, Kenichi Higuchi (Tokyo Univ. of Science) IT2023-69 SIP2023-102 RCS2023-244 |
The combination of the peak-to-average power ratio (PAPR) reduction and predistortion (PD) technique removes the nonline... [more] |
IT2023-69 SIP2023-102 RCS2023-244 pp.211-216 |
ITS, WBS, RCC |
2023-12-21 15:15 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Throughput increase method in Optical wireless OFDM system using precoding matrix selection Yutaka Munakata, Kouji Ohuchi (Shizuoka Univ.) WBS2023-45 ITS2023-28 RCC2023-39 |
To ease the shortage of radio frequency resources, optical wireless communications (OWC) is attracting much attention.
... [more] |
WBS2023-45 ITS2023-28 RCC2023-39 pp.87-91 |
ITS, WBS, RCC |
2023-12-22 10:55 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Experimental Evaluation of the Pre-coded Windowed OFDM using SDR under multipath environment Masataka Kamigaito, Hirochika Tsujimoto, Kohei Ohno (Meiji Univ.) WBS2023-50 ITS2023-33 RCC2023-44 |
This paper discusses a Windowed Orthogonal Frequency Division Multiplexing (OFDM) system that can suppress out-of-band e... [more] |
WBS2023-50 ITS2023-33 RCC2023-44 pp.111-116 |
ITS, WBS, RCC |
2023-12-22 15:15 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Bit Error Rate of Noise Aided 2x2 SFBC-MIMO-OFDM Systems with 1bit ADCs Hideaki Sakayama, Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.) WBS2023-59 ITS2023-42 RCC2023-53 |
In this study, we conduct a Bit Error Rate (BER) performance evaluation in a $2times2$ Space-Frequency Block Code (SFBC)... [more] |
WBS2023-59 ITS2023-42 RCC2023-53 pp.161-166 |
NS, RCS (Joint) |
2023-12-14 11:25 |
Fukuoka |
Kyushu Institute of Technology Tobata campus, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Scheduling of OFDM Subcarrier to Provide Multiuser Diversity Gain Yuta Ida (Yamaguchi Univ.), Yasuaki Ohira (Kagoshima Univ.), Sho Kuroda (FX Systems), Takahiro Matsumoto (Kagoshima Univ.) NS2023-129 RCS2023-182 |
In an orthogonal frequency division multiple access (OFDMA) which is a kind of multi-access techniques, the subcarrier a... [more] |
NS2023-129 RCS2023-182 p.32 |
NS, RCS (Joint) |
2023-12-15 15:40 |
Fukuoka |
Kyushu Institute of Technology Tobata campus, and Online (Primary: On-site, Secondary: Online) |
A Study on Periodic Packet Transmission by Uplink OFDMA to Suppress Packet Transfer Delay in Wireless Sensor Networks Yuya Onogawa, Yosuke Tanigawa, Hideki Tode (Osaka Metropolitan Univ.) NS2023-150 |
In wireless sensor networks, some data must be transmitted within permissible end-to-end delay. In this paper, we study ... [more] |
NS2023-150 pp.138-144 |
UWT (2nd) |
2023-11-27 14:20 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) |
[Invited Talk]
A prototype ICI Canceling Underwater OFDM Communication system for Multi-path Doppler Channel Tomohisa Wada, Shiho Oshiro, Catherine Akioya (Ryukyu Univ.), Hiromasa Yamada (OKI Com-Echoes) |
This technical report concerns the improvement of Doppler tolerance in multipath environments for underwater acoustic ra... [more] |
|
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] |
|
EMCJ |
2023-11-24 15:50 |
Tokyo |
Kikai-Shinko-Kaikan (Primary: On-site, Secondary: Online) |
Communication Speed Estimation of Undersea Wavelet-OFDM Communication under EM Noise Environment Shiryu Motomura, Takuto Semba (Kyutech), Toshiyuki Wakisaka (PHD), Tohlu Mastushima, Yuki Fukumoto, Kazuhiro Eguchi (Kyutech) EMCJ2023-79 |
As the marine business expands, there is a growing demand for real-time capturing of autonomous underwater vehicles (AUV... [more] |
EMCJ2023-79 pp.40-45 |
AP, RCS (Joint) |
2023-11-17 11:25 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
[Encouragement Talk]
Differential OFDM for Underwater Acoustic Communications and its Experimental Results in Sharrow Sea Environment Hiroshi Kubo, Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura (Ritsumeikan Univ.) RCS2023-172 |
It is well-known that underwater acoustic communications (UWACs) play an important role for underwater mobile communicat... [more] |
RCS2023-172 pp.101-106 |
OCS, LQE, OPE |
2023-10-19 16:40 |
Kochi |
(Primary: On-site, Secondary: Online) |
Direct Current-bias-added OFDM Scheme Using Phase-shifted Symbol-preserving Cryptography Hyuga Nagami, Tomoya Ishikawa, Ayumu Kariya, Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) OCS2023-37 OPE2023-92 LQE2023-39 |
The application of phase-shifted symbol-preserving encryption to each subcarrier of a DC-bias-added OFDM system is discu... [more] |
OCS2023-37 OPE2023-92 LQE2023-39 pp.53-56 |