Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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.) |
(Advance abstract in Japanese is available) [more] |
|
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 |
OFT |
2019-05-16 16:00 |
Osaka |
I-site NANBA |
[Poster Presentation]
Electric field distribution and polarization characteristics of higher order modes propagating through elliptic core optical fiber Tsukasa Nakashima, Hirokazu Kubota, Yuji Miyoshi, Masaharu Ohashi (Osaka Pre Univ.) OFT2019-18 |
In mode division multiplex communication, when using a planar lightwave circuit for mode separation, it is desirable to ... [more] |
OFT2019-18 pp.77-80 |
ITE-BCT, OCS, OFT, IEE-CMN [detail] |
2018-11-08 13:45 |
Okayama |
Kurashiki-City-Geibunnkan |
Evaluation of group index difference of high order modes in polarization maintaining - two modes fiber by wavelength scanning Kazuki Ikeda, Hirokazu Kubota, Yuji Miyoshi, Masaharu Ohashi (Osaka Prefecture Univ.) OFT2018-53 |
In LP11 mode of perfect core fiber, four modes degenerate. It is solved in PM-TMF and separated into four modes. We prop... [more] |
OFT2018-53 pp.5-9 |
ITE-BCT, OCS, OFT, IEE-CMN [detail] |
2018-11-08 14:35 |
Okayama |
Kurashiki-City-Geibunnkan |
Dependence of nonlinear signal degradation on baud rate and frequency interval in Nyquist OTDM-WDM transmission Koki Ono, Yuji Miyoshi, Hirokazu Kubota, Masaharu Ohashi (Osaka Prefecture Univ.) OFT2018-55 |
Large capacity transmission corresponding to recent Internet traffic increase is demanded. Since the bandwidth available... [more] |
OFT2018-55 pp.15-18 |
OFT, OCS, IEE-CMN, ITE-BCT [detail] |
2017-11-24 14:50 |
Osaka |
Kansa-Univ. Umeda Campus |
Effect of Surface Modes on Core Modes in Hollow-Core Photonic Bandgap Fibers Nobuaki Kosake, Hirokazu Kubota, Yuji Miyoshi, Masaharu Ohashi (Osaka Pref. Univ.) OFT2017-55 |
Hollow-core photonic bandgap fibers (PBGFs) with low attenuation and dispersion are expected because they use a micro st... [more] |
OFT2017-55 pp.71-74 |
OFT |
2017-05-25 15:40 |
Shimane |
Shimane Univ. (Matsue campus) |
[Poster Presentation]
Temperature property of long period fiber grating with a heat-shrinkable tube in the 800 nm wavelength range. Takahiro Hase, Yasuhiro Tsutsumi, Masaharu Ohashi, Hirokazu Kubota, Yuji Miyoshi (Osaka Pref. Univ.) OFT2017-6 |
Transmission characteristics of a long period fiber grating (LPFG) in the 800 nm wavelength range which is composed of a... [more] |
OFT2017-6 pp.25-28 |
OFT |
2017-05-25 15:40 |
Shimane |
Shimane Univ. (Matsue campus) |
[Poster Presentation]
Chromatic dispersion measurement of a few mode fiber using interferomeric technique and mode converter Ryuki Miyazaki, Masaharu Ohashi, Hirokazu Kubota, Yuji Miyoshi (Osaka Pref. Univ.), Nori Shibata (Nihon Univ.) OFT2017-9 |
Few-mode fiber (FMF) is attracting attention as a means of expanding the transmission capacity in fiber-optic communicat... [more] |
OFT2017-9 pp.41-44 |
OFT |
2017-05-25 16:50 |
Shimane |
Shimane Univ. (Matsue campus) |
[Poster Presentation]
Suppression technique for distortion of Nyquist OTDM signal due to residual dispersion using correlation detection Kosuke Morimoto, Yuji Miyoshi, Hirokazu Kubota, Masaharu Ohashi (Osaka Pref. Univ.) OFT2017-12 |
We have proposed a correlation detection scheme for suppression of the distortion of Nyquist OTDM signal due to residual... [more] |
OFT2017-12 pp.53-57 |
OFT |
2017-05-25 16:50 |
Shimane |
Shimane Univ. (Matsue campus) |
[Poster Presentation]
Evaluation method of bending loss in LP11 mode of two-mode fiber Masaaki Taruno, Hirokazu Kubota, Masaharu Ohashi, Yuji Miyoshi (Osaka Pref. Univ.) OFT2017-13 |
The technique for estimating the bending radius dependence of bending loss of LP11mode in a two-mode fiber is proposed. ... [more] |
OFT2017-13 pp.59-62 |