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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 84  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT 2024-05-09
14:25
Nagasaki
(Primary: On-site, Secondary: Online)
[Invited Talk] High-Power Analog RoF Transmission Using Hollow-Core Fibers
Motoharu Matsuura (UEC) OFT2024-3
Hollow-core fibers (HCFs) have ultra-low nonlinearity and low-latency transmission, and are attracting attention as an o... [more] OFT2024-3
pp.9-13
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)
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
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
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] 2023-07-21
13:00
Hokkaido Muroran Institute of Technology
(Primary: On-site, Secondary: Online)
A Study on Topology Optimization of Nonlinear Optical Waveguide Device
Hayase Hirao, Akito Iguchi, Yasuhide Tsuji (Muroran IT) EMT2023-55 MW2023-73 OPE2023-55 EST2023-55 MWPTHz2023-51
All optical logic gates, which are challenging to design with linear material, are now possible with optical devices tha... [more] EMT2023-55 MW2023-73 OPE2023-55 EST2023-55 MWPTHz2023-51
pp.236-240
PN, NS, OCS
(Joint)
2023-06-09
10:15
Kagawa
(Primary: On-site, Secondary: Online)
Demonstration of Optical Network Tomography with Software Prototype -- Anomaly Loss Monitoring and Fiber-Type Identification --
Ryu Shinzaki, Motohiko Eto, Kazuyuki Tajima, Kyosuke Sone, Setsuo Yoshida, Shoichiro Oda (Fujitsu), Inwoong Kim, Olga Vassilieva, Paparao Palacharla (FNC), Takeshi Hoshida (Fujitsu) OCS2023-18
As a monitoring technology for maintenance and operation efficiency improvement of the optical network system, we have i... [more] OCS2023-18
pp.57-62
PN, NS, OCS
(Joint)
2023-06-09
14:15
Kagawa
(Primary: On-site, Secondary: Online)
A Nonlinear Compensation Scheme Based on Inverse Scattering Transform in Normal-Dispersion Optical Fiber Transmission System
Nanto Hirao, Kohei Hashimoto, Ryuya Hiraga, Akihiro Maruta (Osaka Univ.) PN2023-14
In optical fiber transmission, in addition to wavelength dispersion, signal distortion due to the effect of fiber nonlin... [more] PN2023-14
pp.58-64
OCS, OFT, OPE
(Joint) [detail]
2023-02-17
12:20
Okinawa kukuru-itomancity
(Primary: On-site, Secondary: Online)
Reduction of nonlinear degradation using FIR filters.
Koki Takashima, Yuji Miyoshi, Hirokazu Kubota (Osaka Metropolitan Univ) OCS2022-84 OPE2022-113
In order to achieve high-capacity communication in optical coherent transmission, a root-raised cosine filter (RRC filte... [more] OCS2022-84 OPE2022-113
pp.73-76(OCS), pp.98-101(OPE)
ITE-BCT, OCS, IEE-CMN, OFT 2022-11-11
14:50
Miyagi Forest-Sendai
(Primary: On-site, Secondary: Online)
All-optical PAM4 to QPSK and 16QAM Conversions Using Si-rich Nitride Waveguides
Yuto Fujihara, Ken Mishina, Asahi Sueyoshi, Akihiro Maruta (Osaka Univ.) OCS2022-48
All-optical modulation format conversion, which is performed only in the optical domain, has been proposed as a promisin... [more] OCS2022-48
pp.46-51
PN 2022-03-01
16:10
Online Online [Invited Lecture] Enhancement of measurement sensitivity in an internal structure modeling method for silicon waveguides using nonlinear spectral change
Tomoya Kurahashi, Masayuki Makino, Ryohei Kamikawa, Tsuyoshi Konishi (Osaka Univ.) PN2021-64
The evaluation of the fabrication quality of microfabricated optical devices requires modeling their internal structures... [more] PN2021-64
pp.60-64
PN 2022-03-02
09:30
Online Online Characteristics of All-Optical Switch Using Quasi-Phase-Matched Lithium Niobate Waveguides
Genki Abe, Ryoichi Miyauchi, Yutaka Fukuchi (Tokyo Univ. of Science) PN2021-69
We numerically analyze characteristics of all-optical gate switches using the cascade effect of second harmonic generati... [more] PN2021-69
pp.86-91
OFT 2022-01-20
17:00
Online Online Optical root-Nyquist pulse generation using IQ modulator and nonlinear effect in optical fiber
Yuto Ueno, Yuji Miyoshi, Hirokazu Kubota (Osaka Prefecture Univ.) OFT2021-64
Nyquist OTDM transmission with high frequency efficiency and low inter-symbol interference has been proposed as one of t... [more] OFT2021-64
pp.46-50
PN 2021-11-11
13:00
Online Online Structure modeling of silicon waveguide devices using nonlinear spectral broadening
Tomoya Kurahashi, Masayuki Makino, Ryohei Kamikawa, Tsuyoshi Konishi (Osaka Univ.) PN2021-28
We numerically and experimentally investigated a structure modeling method using nonlinear spectral broadening. Structur... [more] PN2021-28
pp.13-16
EMT, MWP, PN, IEE-EMT [detail] 2021-01-21
15:45
Online Online [Invited Talk] Kerr frequency comb generation in silicon nitride microring resonators and characterization of their mode-spacing frequencies
Kentaro Furusawa, Norihiko Sekine, Akifumi Kasamatsu (NICT) PN2020-38 EMT2020-56 MWP2020-39
Kerr frequency combs in high-Q microring resonators have attracted a lot of attention due to their capabilities of gener... [more] PN2020-38 EMT2020-56 MWP2020-39
pp.46-49
OCS, CS
(Joint)
2021-01-14
13:30
Online Online Spectral Efficiencies and Transmission Characteristics of All-optically PAM4/16QAM Converted Signal Using Nonlinear Optical Loop Mirror
Asahi Sueyoshi, Yuta Matsumoto, Ken Mishina, Daisuke Hisano, Akihiro Maruta (Osaka Univ.) OCS2020-27
Various all-optical modulation format conversions have been proposed for realizing low latency and efficient connection ... [more] OCS2020-27
pp.1-6
OFT 2021-01-14
15:35
Online Online Numerical evaluation of Root-Nyquist Pulse Generation Using Highly Nonlinear Fiber
Jiro Osawa, Tomoya Yokoi, Yuji Miyoshi, Hirokazu Kubota (Osaka Prefecture Univ.) OFT2020-49
Nyquist optical time division multiplexing (N-OTDM) is expected as one of the methods to realize large capacity of optic... [more] OFT2020-49
pp.23-27
OCS, LQE, OPE 2019-10-17
16:45
Kagoshima   Performance evaluation of all-optical PAM4 to 16QAM modulation format converter using nonlinear optical loop mirror
Yuta Matsumoto, Ken Mishina, Daisuke Hisano, Akihiro Maruta (Osaka Univ.) OCS2019-38 OPE2019-76 LQE2019-54
PAM4 and 16QAM formats are expected to serve as the main modulation formats for intra-data center and inter-data center ... [more] OCS2019-38 OPE2019-76 LQE2019-54
pp.59-64
QIT
(2nd)
2019-05-21
14:30
Fukuoka Kyushu University, Chikushi Campus Frequency-domain Mach-Zehnder interferometer
Toshiki Kobayashi, Daisuke Yamazaki, Kenichiro Matsuki, Rikizo Ikuta (Osaka Univ.), Shigehito Miki (NICT), Taro Yamashita (Nagoya Univ.), Hirotaka Terai (NICT), Takashi Yamamoto (Osaka Univ.), Masato Koashi (Univ. of Tokyo), Nobuyuki Imoto (Osaka Univ.)
We demonstrate a first-order interference between coherent light at 1580~nm and 795~nm by using a frequency-domain Mach-... [more]
OFT 2019-05-16
14:00
Osaka I-site NANBA OFT2019-9 In recent years, internet traffic has been increasing, and Nyquist optical time division multiplexing (N-OTDM) transmiss... [more] OFT2019-9
pp.37-40
ED, THz 2018-12-17
17:00
Miyagi RIEC, Tohoku Univ. High-average-power terahertz-wave parametric source for imaging applications
Yoshikiyo Moriguchi, Yu Tokizane, Kouji Nawata, Yuma Takida (RIKEN), Shigenori Nagano (Topcon), Hiroaki Minamide (RIKEN) ED2018-60
We report a high pulse-repetition-frequency (PRF) terahertz (THz)-wave parametric generator. The THz-wave parametric gen... [more] ED2018-60
pp.27-30
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