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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 540  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
PN 2024-03-14
14:50
Kagoshima
(Primary: On-site, Secondary: Online)
[Invited Lecture] Cut-set Analysis based Capacity estimation for Elastic Optical Path Networks with Distance-Adaptive Modulation
Kenji Cruzado, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2023-74
Reinforcement learning (RL) has been attracting much more attention as a promising approach to realize RSA/RWA. However,... [more] PN2023-74
pp.27-31
PN 2024-03-15
16:10
Kagoshima
(Primary: On-site, Secondary: Online)
A Study of Coherent Downstream Transmission of Adaptive Polarization and IQ Multiplexed Signals with Asymmetric Number of Signal Points and Amplitude
Yuika Mori, Keiji Shimada, Takahiro Kodama (Kagawa Univ.) PN2023-92
We have already reported downlink transmission using IQ multiplexed 4ASK signals with power loading for the difference i... [more] PN2023-92
pp.127-130
OPE, OFT, OCS
(Joint) [detail]
2024-02-21
15:25
Okinawa Nobumoto Ohama Memorial Hall
(Primary: On-site, Secondary: Online)
Investigation of Effects of Dispersion Fluctuation on Multilevel Eigenvalue-modulated Signal
Takumi Motomura, Akihiro Maruta (Osaka Univ.), Masaharu Ohashi (OMU-NC), Ken Mishina (Osaka Univ.) OCS2023-72 OPE2023-115
The eigenvalues in the Zakharov-Shabat problem for the nonlinear Schr"odinger equation are invariant quantities with res... [more] OCS2023-72 OPE2023-115
pp.25-30(OCS), pp.41-46(OPE)
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]
EMT, PN, MWPTHz, IEE-EMT [detail] 2024-01-22
11:35
Kyoto Kyoto Univ. Yoshida Campus Reduction of influence of phase modulation for SBS mitigation on output power enhancement in photonic- based 10 GHz generation by optical pulse compression.
Yuma Sakai, Keita Ogawa, Masayuki Suzuki, Hiroyuki Toda (Doshisha Univ) PN2023-50 EMT2023-90 MWPTHz2023-78
We numerically demonstrate reduction of influence of optical phase modulation for SBS mitigation on output power enhance... [more] PN2023-50 EMT2023-90 MWPTHz2023-78
pp.17-21
EMT, PN, MWPTHz, IEE-EMT [detail] 2024-01-23
12:50
Kyoto Kyoto Univ. Yoshida Campus Multiple-Parallel Interference Optical Modulators Based on Multi-Branched MMI Optical Couplers
Shotaro Yasumori, Keita Morimoto, Tadashi Kawai, Akira Enokihara (Univ. of Hyogo), Shinya Nakajima, Kouichi Akahane (NICT) PN2023-61 EMT2023-101 MWPTHz2023-89
Multiple-parallel interference optical modulators, where multiple phase-modulated lightwaves are directly interfered wit... [more] PN2023-61 EMT2023-101 MWPTHz2023-89
pp.74-77
EMT, PN, MWPTHz, IEE-EMT [detail] 2024-01-23
16:00
Kyoto Kyoto Univ. Yoshida Campus Performance of Lightpath Provisioning Model Considering Inter-core Crosstalk-derived Fragmentation in Elastic Optical Networks
Kenta Takeda, Takehiro Sato (Kyoto Univ.), Bijoy Chand Chatterjee (South Asian Univ.), Eiji Oki (Kyoto Univ.) PN2023-68 EMT2023-108 MWPTHz2023-96
Fragmentation is one of the major issues in elastic optical networks since it leads to inefficient utilization of spectr... [more] PN2023-68 EMT2023-108 MWPTHz2023-96
pp.107-114
OFT 2024-01-19
11:10
Hyogo
(Primary: On-site, Secondary: Online)
Study of chirp-division multiplexing in time-gated digital optical frequency domain reflectometry using a sinusoidally frequency-modulated light source
Ichiki Tanimura, Masayuki Matsumoto (Wakayama Univ.) OFT2023-62
Time-Gated Digital Optical Frequency Domain Reflectometry (TGD-OFDR) uses frequency-chirped optical pulses with time wid... [more] OFT2023-62
pp.31-34
OCS, CS
(Joint)
2024-01-12
13:30
Kagoshima   Study on Construction of Two-Dimensional Optical ZCZ Sequences Suitable for 2D-PPM-OCDMA
Yasuaki Ohira, Takahiro Matsumoto (Kagoshima Univ.), Hideyuki Torii (Kanagawa Inst. of Tech.), Yuta Ida (Yamaguchi Univ.) CS2023-102
In this paper, we propose the new two-dimensional (2D) optical code-division multiple access (OCDMA) with pulse position... [more] CS2023-102
pp.39-42
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
LQE, OPE, OCS 2023-11-24
16:30
Online Online [Special Invited Talk] Demonstration of 4-core Dual-polarization Optical Hybrid Using Dielectric Metasurface
Kento Komtsu, Go Soma (Univ. of Tokyo), Shota Ishimura, Hidenori Takahashi, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research), Yoshiaki Nakano, Takuo Tanemura (Univ. of Tokyo) OCS2023-55 OPE2023-105 LQE2023-52
This technical report reviews the presentation of the ECOC2023 postdeadline paper Th.C.1.3. Spatially scalable metasurfa... [more] OCS2023-55 OPE2023-105 LQE2023-52
pp.30-33
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.) NS2023-120
In the context of underwater optical communication, there is a demand for the design and development of transceivers tai... [more] NS2023-120
pp.56-61
PN 2023-11-16
15:30
Ehime
(Primary: On-site, Secondary: Online)
[Invited Talk] Free-space optical communications using photonic-crystal surface-emitting lasers
Shota Ishimura (KDDI Research.), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research.), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research.), Susumu Noda (Kyoto Univ.) PN2023-41
Recently, the application of optical communication in space has been actively discussed. Compared to microwaves or milli... [more] PN2023-41
pp.27-32
OCS, OFT, IEE-CMN, ITE-BCT
(Joint) [detail]
2023-11-10
10:35
Kyoto
(Primary: On-site, Secondary: Online)
High-accuracy distributed strain sensing based on low-coherence BOCDR: simulation and experimental validation
Kenta Otsubo, Guangtao Zhu, Takaki Kiyozumi (YNU), Hiroshi Takahashi (YNU/NTT), Yusuke Koshikiya (NTT), Yosuke Mizuno (YNU) OFT2023-52
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] OFT2023-52
pp.24-29
RISING
(3rd)
2023-10-31
14:00
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] Digital Signal Processing Based on Neural Networks -- The Key Technology for Realizing High-capacity Optical Fiber Communication Systems --
Takuro Ochiai, Reiji Higuchi, Takuma Kuno (Nagoya Univ.), Ryuta Shiraki (Kyoto Univ.), Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.)
To fulfil the ever-increasing traffic demands, the introduction of quadrature amplitude modulation and coherent detectio... [more]
OCS, LQE, OPE 2023-10-19
10:30
Kochi
(Primary: On-site, Secondary: Online)
Study on Optical Aggregation of SP-PAM4 Signals into DP-QPSK Signal Using PM-HNLF
Yuto Fujihara, Daisuke Hisano, Akihiro Maruta, Ken Mishina (Osaka Univ.) OCS2023-26 OPE2023-81 LQE2023-28
All-optical modulation format conversions and signal aggregation/de-aggregations have been proposed as techniques to con... [more] OCS2023-26 OPE2023-81 LQE2023-28
pp.1-6
OCS, LQE, OPE 2023-10-19
14:15
Kochi
(Primary: On-site, Secondary: Online)
Evaluation of Intrinsic Modulation Response of Semiconductor Lasers with Wide Bandwidth and High Sensitivity Using Optical Modulation and Optical Spectrum Detection
Nobuhide Yokota, Tomoharu Nohara, Hiroshi Yasaka (Tohoku Univ.) OCS2023-32 OPE2023-87 LQE2023-34
Recent demands for high-speed data communications and photonic computing have been increasing significance of ultra-wide... [more] OCS2023-32 OPE2023-87 LQE2023-34
pp.28-31
OCS, LQE, OPE 2023-10-19
15:15
Kochi
(Primary: On-site, Secondary: Online)
Impact of Reflections at MMI Combiner in Mach-Zehnder Silicon Optical Modulators: Towards Extrinsic OMA Enhancement
Tadashi Murao (Mitsubishi Electric), Tsuyoshi Horikawa (Tokyo Tech.) OCS2023-34 OPE2023-89 LQE2023-36
The realization of high dynamic extinction ratio (ER) and optical modulation amplitude (OMA) while keeping the optical a... [more] OCS2023-34 OPE2023-89 LQE2023-36
pp.37-40
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
OFT 2023-10-12
10:10
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
[Poster Presentation] Simplified temperature sensing probe based on BOCDR
Kanon Toda (YNU), Hiroshi Takahashi (YNU/NTT), Yusuke Koshikiya (NTT), Yosuke Mizuno (YNU) OFT2023-20
Optical fiber sensors have been extensively studied owing to their advantages such as immunity to electromagnetic noise,... [more] OFT2023-20
pp.19-22
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