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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ICM, NS, CQ, NV (Joint) |
2023-11-22 10:30 |
Ehime | Ehime Prefecture Gender Equality Center (Primary: On-site, Secondary: Online) |
[Invited Talk]
Highly confidential and high-density data transmission technology in underwater optical wireless communication 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 Hybrid Asymmetric QAM Dual Subband Signals under Tight WSS Passband Narrowing Keita Tanaka, Momoka Masaoka, Keiji Shimada, Takahiro Kodama (Kagawa Univ.) |
[more] | |
| OCS, LQE, OPE | 2023-10-19 16:15 |
Kochi | (Primary: On-site, Secondary: Online) |
AES Algorithm Modified Symbol Block Ciphering Hodaka Amano, Takahiro Kodama (Kagawa Univ.) |
(To be available after the conference date) [more] | |
| OCS, LQE, OPE | 2023-10-19 16:40 |
Kochi | (Primary: On-site, Secondary: Online) |
DC-biased OFDM scheme using phase-shifted symbol-preserving cryptography Hyuga Nagami, Tomoya Ishikawa, Ayumu Kariya, Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) |
[more] | |
| PN | 2023-08-29 10:05 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Optical fiber long-distance multi-repeater transmission experiment of phase-shifted symbol-preserving encrypted polarization-multiplexed QAM signals Reika Suketomo, Yuika Mori, Hodaka Amano, Keiji Shimada (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.)  PN2023-16 |
We have demonstrated that phase-shifted symbol-preserving encryption does not cause excessive degradation in 7 ch WDM 32... [more] | PN2023-16 pp.1-5 |
| PN | 2023-08-29 10:30 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Polarization and IQ multiplexing 4ASK downlink transmission experiment of P-to-MP system using phase shift symbol preserved encryption Yuika Mori, Reika Suketomo, Hodaka Amano, Keiji Shimada (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) PN2023-17 |
We have already reported downlink transmission using adaptive IQ imbalanced 4ASK signal for groups of ONUs with differen... [more] | PN2023-17 pp.6-10 |
| PN | 2023-08-29 16:05 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Study of fully-coupled/half-split shared link switchable access scheme for simultaneous link and transceiver failures Ryunosuke minamoto, Yuta Kimura, Mizuki Inagaki, Takahiro Kodama (Kagawa Univ.) PN2023-25 |
[more] | PN2023-25 pp.47-54 |
| 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 13:25 |
Kagawa | Rexxam Hall (Kagawa Kenmin Hall) (Primary: On-site, Secondary: Online) |
An Initial Study of Underwater Optical Wireless Communications Using a Transmit-Beam Shaper Tomoya Ishikawa, Ayumu Kariya, Fumiya Kobori, Takahiro Kodama (Kagawa Univ) CS2023-3 |
[more] | CS2023-3 pp.11-14 |
| 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 16:05 |
Kagawa | Rexxam Hall (Kagawa Kenmin Hall) (Primary: On-site, Secondary: Online) |
Demonstration of IQ channel multiplexing coherent polarization multiplexing 4ASK signal in downlink transmission with distance difference in access span Keiji Shimada, Mizuki Inagaki (Kagawa Univ), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ) CS2023-16 |
In the coherent PON system, the transmission distance from each optical network unit to the optical line terminal is dif... [more] | CS2023-16 pp.47-50 |
| 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 13:40 |
Okinawa | (Primary: On-site, Secondary: Online) |
Study of Constellation-Preserving Simple Symbol Encryption Using a Time-Spread Encryption Key Hodaka Amano, Keiji Shimada, Takahiro Kodama (Kagawa Univ.) PN2022-62 |
We study a constellation-preserving symbol encryption M-QAM scheme in which the symbol arrangement containing data is re... [more] | PN2022-62 pp.106-111 |
| PN | 2023-03-02 14:00 |
Okinawa | (Primary: On-site, Secondary: Online) |
A study on fully coupled/half-split shared link-switchable access scheme with capacity retention in link failure case Ryunosuke Minamoto, Yuta Kimura, Mizuki Inagaki, Takahiro Kodama (Kagawa Univ.) PN2022-63 |
[more] | PN2022-63 pp.112-118 |
| 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 10:50 |
Fukuoka | CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
A Study on Time Resource Allocation and Route Selection in a Fully-Coupled Half-Split Switched Point-to-Multipoint TDM System Yuta Kimura, Mizuki Inagaki, Takahiro Kodama (Kagawa Univ.) CS2022-67 |
A disaster-tolerant point-to-multipoint (P-to-MP) network (NW) configuration is being studied as a form of mobile fronth... [more] | CS2022-67 pp.20-25 |
| 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 |
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