Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OCS, OFT, IEE-CMN, ITE-BCT (Joint) [detail] |
2023-11-10 13:00 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Investigation of the effect of nonlinear optical effects using optical correlation receivers and FIR filters to improve signal quality degradation Koki Takashima, Hirokazu Kubota, Yuji Miyoshi (Osaka Metropolitan Univ.) |
[more] |
|
OFT |
2023-10-12 13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Residual Dispersion Dependence of Optical QPSK Signal Demodulation using a Parzen Window with Inter-Symbol Interference Shoma Ito, Hirokazu Kubota, Yuji Miyoshi (Osaka Metropolitan Univ.) |
(To be available after the conference date) [more] |
|
OFT |
2023-10-12 15:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Root Nyquist pulse generation using nonlinear optical effects and optical pulse power dependence Hideto Isozaki, Yuji Miyoshi, Hirokazu Kubota, Shogo Miyashita (Osaka Metropolitan Univ.) |
[more] |
|
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) |
OFT |
2023-01-19 15:35 |
Kyoto |
Campas Plaza Kyoto (Primary: On-site, Secondary: Online) |
Influence of Integral Circuit and AD Converter on Eye Pattern Observation Method of Nyquist WDM Signal Using Optical Correlation Detection Kohei Ikehata (Osaka Prefecture Univ.), Yuji Miyoshi, Hirokazu Kubota (Osaka Metropolitan Univ.) OFT2022-44 |
Optical signals used in optical communications are becoming wider band and faster as communication demand increases. In ... [more] |
OFT2022-44 pp.7-12 |
OFT |
2023-01-19 16:00 |
Kyoto |
Campas Plaza Kyoto (Primary: On-site, Secondary: Online) |
Broadband LPFG mode converter Jumpei Okagaki (Osaka prefecture Univ.), Hirokazu kubota, Yuji Miyoshi (Osaka Metropolitan Univ.) OFT2022-45 |
[more] |
OFT2022-45 pp.13-16 |
OFT |
2022-10-13 09:30 |
Kanagawa |
Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Root Nyquist pulse generation using nonlinear optical effects and dispersion dependence Hideto Isozaki (Osaka Metropolitan Univ.), Kyosuke Uchida (Osaka Prefecture Univ.), Yuji Miyoshi, Hirokazu Kubota (Osaka Metropolitan Univ.) OFT2022-21 |
[more] |
OFT2022-21 pp.13-16 |
OFT |
2022-10-13 10:50 |
Kanagawa |
Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Noise reduction technique for amplitude-modulated optical soliton transmission considering wavelength dispersion of optical fiber Kazuki Sakamoto, Hirokazu Kubota, Yuji Miyoshi (Osaka Metropolitan Univ.) OFT2022-28 |
Research and development related to Beyond 5G, the next generation of fifth-generation mobile communication systems (5G)... [more] |
OFT2022-28 pp.39-42 |
OCS, OFT, LSJ (Joint) [detail] |
2022-08-26 13:00 |
Online |
Online |
Fiber loss dependence in root-Nyquist pulse generation using nonlinear optical effects Kyosuke Uchida (Osaka Prefecture Univ.), Hideto Isozaki, Yuji Miyoshi, Hirokazu Kubota (Osaka Metropolitan Univ.) OFT2022-14 |
(Advance abstract in Japanese is available) [more] |
OFT2022-14 pp.41-45 |
OFT |
2022-05-13 14:50 |
Aomori |
Aomori-Aspm Bldg (Primary: On-site, Secondary: Online) |
Characterization of Pulse Amplitude Modulated Soliton Transmission Shinta Hirose, Hikaru Miyoshi, Hirokazu Kubota, Yuji Miyoshi (Osaka Prefecture Univ.) OFT2022-5 |
[more] |
OFT2022-5 pp.20-24 |
OFT |
2022-01-20 16:35 |
Online |
Online |
Study of multi-level soliton transmission using analog demodulation Hikaru Miyoshi, Hirokazu Kubota, Yuji Miyoshi, Shinta Hirose (OPU) OFT2021-63 |
[more] |
OFT2021-63 pp.42-45 |
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 |
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 |
OFT |
2020-10-08 11:40 |
Online |
Online |
[Poster Presentation]
Numerical evaluation of errors in measuring effective area of few mode fibers due to fiber positioning in VAFF method. Sei-iciro Kida, Yuji Miyoshi, Hirokazu Kubota (Osaka Prefecture Univ.) OFT2020-20 |
The variable aperture in the far-field (VAFF) method measures power in the far-field passing through a set of circular ... [more] |
OFT2020-20 pp.46-49 |
OFT |
2020-10-08 11:40 |
Online |
Online |
[Poster Presentation]
Investigation of mode conversion characteristics of LPFG fabricated on few-mode fibers Kazuhiro Tsuboi, Mimi Higaki, Hirokazu Kubota, Yuji Miyoshi (Osaka Prefecture Univ.) OFT2020-22 |
[more] |
OFT2020-22 pp.52-55 |
OCS, ITE-BCT, OFT, IEE-CMN [detail] |
2019-11-21 15:55 |
Yamaguchi |
Kaikyo-Messe-Shimonoseki |
Cut-off frequency dependence of N-OTDM signal de-multiplexing in correlation receiver using AIDD method. Shota Maeda, Yuji Miyoshi, Hirokazu Kubota (Osaka Prefecture Univ.) OCS2019-61 |
Recently, the Nyquist optical time division multiplexing (N-OTDM) transmission method have attracted attention in order ... [more] |
OCS2019-61 pp.25-28 |
OCS, ITE-BCT, OFT, IEE-CMN [detail] |
2019-11-22 09:30 |
Yamaguchi |
Kaikyo-Messe-Shimonoseki |
Chromatic dispersion dependence of nonlinear signal degradation in guard bandless Nyquist OTDM-WDM Koki Ono, Yuji Miyoshi, Hirokazu Kubota (Osaka Prefecture Univ.) OFT2019-39 |
With the recent increase in Internet traffic, large-capacity transmission is required. Therefore, we are studying the Ny... [more] |
OFT2019-39 pp.19-22 |
OCS, ITE-BCT, OFT, IEE-CMN [detail] |
2019-11-22 11:20 |
Yamaguchi |
Kaikyo-Messe-Shimonoseki |
Simple equations for evaluating chromatic dispersion of afour-mode fiber Tomoya Kawasaki, Masaharu Ohasi, Hirokazu Kubota, Yuji Miyoshi (Osaka Prefecture Univ.) OFT2019-42 |
Mode division multiplexing (MDM) systems using few-mode fibers (FMFs) have been researched and developed for overcoming ... [more] |
OFT2019-42 pp.33-36 |
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 |
OFT |
2019-05-16 16:00 |
Osaka |
I-site NANBA |
[Poster Presentation]
Loss Characteristics in Anti-Resonant Small-Core Fibers Tatsuya Terai, Hirokazu Kubota, Yuji Miyoshi, Masaharu Ohashi (Osaka Prefecture Univ.) OFT2019-17 |
[more] |
OFT2019-17 pp.73-76 |