Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
PN |
2025-03-04 16:45 |
Okinawa |
(Okinawa, Online) (Primary: On-site, Secondary: Online) |
Application of AES-CTR-Based Duo-Binary Coded Time-Domain Hybrid PAM in Optical Wireless Communication Kiichiro Kuwahara, Fumiya Kobori, Hodaka Amano, Ayumu Kariya, Keita Tanaka, Keiji Shimada, Reika Suketomo (Kagawa Univ.), Tomotaka Kimura (Doshisha Univ.), Takahiro Kodama (Kagawa Univ.) |
[more] |
|
UWT (2nd) |
2025-01-28 13:15 |
Tokyo |
Tokai University Shinagawa Campusity (Tokyo, Online) (Primary: On-site, Secondary: Online) |
Study on Underwater Optical Wireless Communication Using Inline Twin-Beam Integrated Optical Axis Control Kiichiro Kuwahara, Keita Tanaka, Fumiya Kobori, Ayumu Kariya, Tomoya Ishikawa, Yoshio Tanaka, Ken'ichi Fujimoto (Kagawa Univ.), Tomotaka Kimura (Doshisha Univ.), Takahiro Kodama (Kagawa Univ.) |
[more] |
|
UWT (2nd) |
2025-01-28 13:40 |
Tokyo |
Tokai University Shinagawa Campusity (Tokyo, Online) (Primary: On-site, Secondary: Online) |
Study on Underwater-to-Air Non-Line-of-Sight Bidirectional Optical Wireless Communication System in Invisible Spectrum Ayumu Kariya, Kiichiro Kuwahara (Kagawa Univ.), Keita Tanaka, Shogo Hayashida (Sangikyo), Takahiro Kodama (Kagawa Univ.) |
This study proposes a bidirectional optical wireless communication system using non-visible light (850 nm) and a mirror-... [more] |
|
PN |
2024-03-15 09:40 |
Kagoshima |
(Kagoshima, Online) (Primary: On-site, Secondary: Online) |
Experimental investigation of encryption of Duo binary coded time-domain hybrid PAM signal Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) PN2023-78 |
[more] |
PN2023-78 pp.48-52 |
PN |
2024-03-15 11:10 |
Kagoshima |
(Kagoshima, Online) (Primary: On-site, Secondary: Online) |
Twin beam batch optical axis control using deep learning Keita Tanaka, Fumiya Kobori, Takahiro Kodama (Kagawa Univ.) PN2023-82 |
[more] |
PN2023-82 pp.69-73 |
UWT (2nd) |
2024-01-29 16:40 |
Tokyo |
Tokai University Shinagawa Campus (Tokyo, Online) (Primary: On-site, Secondary: Online) |
Estimation of the modulation method ratio for time-domain hybrid PAM signals using machine learning Ayumu Kariya, Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) |
We propose a transmission capacity estimation method for time-domain hybrid PAM schemes with variable transmission capac... [more] |
|
UWT (2nd) |
2024-01-29 17:05 |
Tokyo |
Tokai University Shinagawa Campus (Tokyo, Online) (Primary: On-site, Secondary: Online) |
Adaptive Underwater Optical Wireless Communication Network Utilizing Beam Steering for Air/Water Path Switching Kiichiro Kuwahara, Hyuga Nagami, Keita Tanaka, Fumiya Kobori, Ayumu Kariya (Kagawa Univ.), Shogo Hayashida (Sangikyo), Takahiro Kodama (Kagawa Univ.) |
In this research, we introduced an aerial relay node and conducted a full-duplex class 1 eye-safe transmission experimen... [more] |
|
UWT (2nd) |
2023-11-27 13:20 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) (Shiga) |
Underwater channel communication of visible light band flat beam using Galilean telescoping beam shaper Ayumu Kariya, Kiichiro Kuwahara, Tomoya Ishikawa, Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) |
[more] |
|
UWT (2nd) |
2023-11-27 13:45 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) (Shiga) |
DC-biased time-domain hybrid PAM signal for visible light band spatial optical wireless communication Hodaka Amano, Ayumu Kariya, Tomoya Ishikawa, Fumiya Kobori, Keita Tanaka, Keiji shimada, Reika Suketomo, Yuika Mori, Takahiro Kodama (Kagawa Univ.) |
[more] |
|
OCS, LQE, OPE |
2023-10-19 11:20 |
Kochi |
(Kochi, Online) (Primary: On-site, Secondary: Online) |
Kalman Filter Directive Frequency Control for Frequency Domain Hybrid Asymmetric QAM Subband Signals under Tight WSS Passband Narrowing Keita Tanaka, Momoka Masaoka, Keiji Shimada, Takahiro Kodama (Kagawa Univ.) OCS2023-28 OPE2023-83 LQE2023-30 |
[more] |
OCS2023-28 OPE2023-83 LQE2023-30 pp.11-15 |
OCS, LQE, OPE |
2023-10-19 16:40 |
Kochi |
(Kochi, Online) (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 |
TL |
2023-09-30 12:40 |
Tokyo |
University of Tokyo (Tokyo) |
Shared Neural Representations of Semantic Categories for Images and Words
-- A Study Using Decoding Analysis of MEG Data -- Kai Nakajima, Jion Tominaga, Dmitry Patashov (Waseda Univ.), Keita Tanaka, Akihiko Tsukahara (TDU), Hiroki Miyanaga, Shoji Tsunematsu (SHI), Rieko Osu, Hiromu Sakai (Waseda Univ.) TL2023-16 |
Even when objects are presented as words or images, humans can identify their semantic categories. The extent to which t... [more] |
TL2023-16 pp.3-8 |
TL |
2023-10-01 13:15 |
Tokyo |
University of Tokyo (Tokyo) |
Context dependent neural oscillations of semantic memory: An MEG study using images Jion Tominaga, Kai Nakajima, Dmitry Patashov (Waseda), Keita Tanaka, Akihiko Tsukahara (TDU), Hiroki Miyanaga, Shoji Tsunematsu (SHI), Hiromu Sakai (Waseda) TL2023-29 |
[more] |
TL2023-29 pp.73-78 |
PN |
2023-08-30 09:50 |
Hokkaido |
(Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Comparative study of various signals with the same transmission capacity under WSS tight passband narrowing. Hodaka Amano, Keita Tanaka, Keiji Shimada, Takahiro Kodama (Kagawa Univ.) PN2023-31 |
[more] |
PN2023-31 pp.78-81 |
PN |
2023-08-30 10:15 |
Hokkaido |
(Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Kalman Filter Directive Frequency Control for Same Modulation Dual Subband Signals under Tight WSS Passband Narrowing Keita Tanaka, Momoka Masaoka, Keiji Shimada, Ken'ichi Fujimoto, Takahiro Kodama (Kagawa Univ.) PN2023-32 |
[more] |
PN2023-32 pp.82-87 |
CS, CQ (Joint) |
2023-05-18 13:50 |
Kagawa |
Rexxam Hall (Kagawa Kenmin Hall) (Kagawa, Online) (Primary: On-site, Secondary: Online) |
A Study on Light Source Frequency Control by Kalman Filter Applying Polarity Reversal by Q-factor Degradation Threshold Keita Tanaka, Momoka Masaoka, Keiji Shimada, Ken'ichi Fujimoto, Takahiro Kodama (Kagawa Univ) CS2023-4 |
[more] |
CS2023-4 pp.15-19 |
CS, CQ (Joint) |
2023-05-19 16:30 |
Kagawa |
Rexxam Hall (Kagawa Kenmin Hall) (Kagawa, Online) (Primary: On-site, Secondary: Online) |
Study of the symbol time arrangement of Two-type modulation for Duobinary-coded Time Domain Hybrid PAM System Fumiya Kobori, Keita Tanaka, Ayumu Kariya, Takahiro Kodama (Kagawa Univ) CS2023-17 |
[more] |
CS2023-17 pp.51-56 |
PN |
2023-03-02 13:20 |
Okinawa |
(Okinawa, Online) (Primary: On-site, Secondary: Online) |
Study of Duobinary-coded Time Domain Hybrid PAM System Fumiya Kobori, Keita Tanaka, Ayumu Kariya, Takahiro Kodama (Kagawa Univ.) PN2022-61 |
We study a time-domain hybrid pulse-amplitude modulation scheme, a mixture of two pulse-amplitude modulation schemes for... [more] |
PN2022-61 pp.101-105 |
PN |
2023-03-02 14:20 |
Okinawa |
(Okinawa, Online) (Primary: On-site, Secondary: Online) |
A Study on Laser Frequency Control Using Kalman Filter to Avoid Excessive Bandwidth Narrowing Keita Tanaka, Momoka Masaoka, Keiji Shimada, Ken'ichi Fujimoto, Takahiro Kodama (Kagawa Univ.) PN2022-64 |
[more] |
PN2022-64 pp.119-124 |
OCS, CS (Joint) |
2023-01-13 14:45 |
Fukuoka |
CANAL CITY HAKATA (Fukuoka, Online) (Primary: On-site, Secondary: Online) |
Comparative study of Distance-adaptive Underwater Wireless Optical Communication under Bandwidth Limitation Keita Tanaka, Fumiya Kobori, Takahiro Kodama (Kagawa Univ.) OCS2022-66 |
(Advance abstract in Japanese is available) [more] |
OCS2022-66 pp.33-38 |