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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2024-03-15 09:40 |
Kagoshima | (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 | (Primary: On-site, Secondary: Online) |
Twin beam collective 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 (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 (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) | 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) | 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 | (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 | (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 |
| PN | 2023-08-30 09:50 |
Hokkaido | (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 | (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 13:00 |
Kagawa | Rexxam Hall (Kagawa Kenmin Hall) (Primary: On-site, Secondary: Online) |
Principle Experiment of Spatial Optical Wireless Communication Using Time Domain Hybrid PAM Signal Ayumu Kariya, Tomoya Ishikawa, Fumiya Kobori, Keita Tnaka, Takahiro Kodama (Kagawa Univ) CS2023-2 |
[more] | CS2023-2 pp.6-10 |
| CS, CQ (Joint) |
2023-05-18 13:50 |
Kagawa | Rexxam Hall (Kagawa Kenmin Hall) (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) (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 | (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 | (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 (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 |
| CS, IE, IPSJ-AVM, ITE-BCT [detail] | 2022-11-25 15:00 |
Aichi | Nagoya Institute of Technology (Primary: On-site, Secondary: Online) |
Experiment of Real-time Full-duplex Transmission by LED Backhaul® for Aerial and Underwater Invisible Light Communication System Keita Tanaka, Ayumu Kariya, Fumiya Kobori, Keiji Shimada (Kagawa Univ.), Shogo Hayashida (Sangikyo Corp.), Takahiro Kodama (Kagawa Univ.) CS2022-61 IE2022-49 |
[more] | CS2022-61 IE2022-49 pp.68-73 |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-10 13:35 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
Experiments of Shallow Water Channel Full-duplex Transmission for Secure Underwater Invisible Light Communication Systems Using Sunlight-blocked and Distance-adaptive Transceivers Ayumu Kariya, Keita Tanaka, Fumiya Kobori (Kagawa Univ.), Shogo Hayashida (Sangikyo Corp.), Takahiro Kodama (Kagawa Univ.) OCS2022-40 |
(Advance abstract in Japanese is available) [more] | OCS2022-40 pp.1-6 |
| PN | 2022-03-02 13:00 |
Online | Online | An indoor experiment of 1m class short-reach visible optical wireless communication using seawater of the Seto Inland Sea as an underwater transmission line Keita Tanaka, Fumiya Kobori, Tomoya Nakagawa, Momoka Masaoka, Ayumu Kariya, Tomoya Ishikawa, Shota Eguchi, Takahiro Kodama (Kagawa Univ.) PN2021-76 |
In this time, to simulate the underwater transmission line in the natural environment in underwater optical wireless com... [more] | PN2021-76 pp.129-133 |
| PN | 2022-03-02 16:35 |
Online | Online | Evaluation of the optimum modulation arrangement in a time frame for TDHP signal with same generation ratio of PAM2/PAM4 Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) PN2021-86 |
For underwater optical wireless communication system using the visible light wavelength band single-carrier-method, whic... [more] | PN2021-86 pp.180-184 |
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