Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OCS, OFT, IEE-CMN, ITE-BCT (Joint) [detail] |
2023-11-10 13:50 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Estimation and localization of anomaly PDL in optical fiber link using longitudinal power profile estimation in coherent receiver Minami Takahashi, Takeo Sasai, Etsushi Yamazaki, Yoshiaki Kisaka (NTT) OCS2023-47 |
We experimentally demonstrate fiber-longitudinal monitoring that visualizes polarization-wise signal power profiles. The... [more] |
OCS2023-47 pp.20-23 |
OCS, CS (Joint) |
2021-01-15 15:15 |
Online |
Online |
Digital backpropagation for optical path monitoring
-- Loss and Dispersion profile estimation -- Takeo Sasai, Masanori Nakamura, Shuto Yamamoto, Etsushi Yamazaki, Hideki Nishizawa, Yoshiaki Kisaka (NTT) OCS2020-39 |
(Advance abstract in Japanese is available) [more] |
OCS2020-39 pp.61-64 |
CS, CAS |
2016-02-25 14:55 |
Wakayama |
Laforet Nanki-Shirahama Hotel |
[Special Invited Talk]
Lower Power Digital Coherent Signal Processing (DSP) Implementation Technologies Osamu Ishida, Etsushi Yamazaki (NEL) CAS2015-83 CS2015-88 |
[more] |
CAS2015-83 CS2015-88 pp.19-21 |
OCS, OFT, ITE-BCT, IEE-CMN (Joint) [detail] |
2013-11-22 10:25 |
Niigata |
Nagaoka University of Technology |
In-band OSNR Estimation with Training Sequence for Polarization-Division Multiplexed Optical Transmission System Seiji Okamoto, Yoshiaki Kisaka, Etsushi Yamazaki, Koichi Ishihara, Tomoyoshi Kataoka (NTT) OCS2013-86 |
We show the optical signal-to-noise power ratio (OSNR) estimation technique that uses time-division multiplexed training... [more] |
OCS2013-86 pp.25-29 |
OCS, PN, NS (Joint) |
2013-06-20 16:30 |
Fukushima |
College of Engineering, Nihon University |
Analysis of the effect of phase noise mitigation using pilot tone Mitsuteru Yoshida, Etsushi Yamazaki, Takayuki Kobayashi, Akihide Sano, Yutaka Miyamoto (NTT) OCS2013-13 |
Utilization of high-order quadrature amplitude modulation (QAM) formats is very attractive to realize for 400Gbps per-ch... [more] |
OCS2013-13 pp.17-21 |
OCS, PN, NS (Joint) |
2013-06-20 17:50 |
Fukushima |
College of Engineering, Nihon University |
[Invited Talk]
100Gbit/s digital coherent optical transmission technology research Etsushi Yamazaki (NTT) NS2013-29 |
(Advance abstract in Japanese is available) [more] |
NS2013-29 pp.1-5 |
OCS |
2009-07-29 17:05 |
Shizuoka |
Welcity Yugawara |
[Invited Talk]
Multi-staged SPM Compensation in Coherent Receiver and Second-Order Distributed Raman Amplification for 12,015 km WDM Transmission of 10-ch x 111-Gb/s No-Guard-Interval Co-OFDM Etsushi Yamazaki, Hiroji Masuda, Akihide Sano, Toshihide Yoshimatsu, Takayuki Kobayashi, Eiji Yoshida, Yutaka Miyamoto, Koichi Ishihara, Riichi Kudo, Munehiro Matsui, Yasushi Takatori (NTT) OCS2009-28 |
We describe about Q-factor improvement using multi-staged SPM compensation and received-OSNR improvement using second-or... [more] |
OCS2009-28 pp.49-54 |
OCS, OFT (Joint) |
2008-08-28 16:35 |
Hokkaido |
|
Nonlinear Inter-channel Crosstalk Compensation using Pre-distortion in Carrier Phase Locked WDM Fumikazu Inuzuka, Etsushi Yamazaki, Kazushige Yonenaga, Atsushi Takada (NTT) OCS2008-41 |
Progress in high-speed electronic circuits and digital signal processing technologies has opened up possibilities in reg... [more] |
OCS2008-41 pp.47-50 |
OPE, LQE, OCS |
2006-10-12 15:50 |
Fukuoka |
Kyusyu Univ. Chikushi Campus |
Inter-channel linear/nonlinear crosstalk compensation in carrier phase locked WDM Fumikazu Inuzuka, Etsushi Yamazaki, Atsushi Takada, Kazushige Yonenaga, Masafumi Koga (NTT) OCS2006-44 OPE2006-97 LQE2006-86 |
A pre-compensation technique for inter-channel linear/nonlinear crosstalk cancellation in carrier phase locked WDM syste... [more] |
OCS2006-44 OPE2006-97 LQE2006-86 pp.33-38 |
CS, OCS, PN (Joint) |
2006-05-26 13:25 |
Shizuoka |
Shizuoka Univ. |
Wavelength-convertible OBS experimentwith multi-optical code labeled control packet using single en/decoder Sung-Myeong Koh, Satoshi Yoshima (Osaka Univ.), Etsushi Yamazaki, Fumikazu Inuzuka, Atsushi Takada (NTT), Naoya Wada (NICT), Gabriella Cincotti (Univ. of Roma), Ken-ichi Kitayama (Osaka Univ.) OCS2006-17 |
[more] |
OCS2006-17 pp.43-47 |
CS, OCS, PN (Joint) |
2006-05-26 14:15 |
Shizuoka |
Shizuoka Univ. |
Waveband path virtual concatenation with contention resolution provided by transparent waveband conversion using QPM-LN waveguides Etsushi Yamazaki, Fumikazu Inuzuka, Guy Weichenberg, Atsushi Takada, Jun Yamawaku, Toshio Morioka, Masafumi Koga (NTT) OCS2006-19 |
Simultaneous waveband conversion of 10 Gbit/s×64 wavelengths = 640 Gbit/s signal using quasi phase matched Lithium Nioba... [more] |
OCS2006-19 pp.55-60 |
OCS |
2005-06-17 10:05 |
Yamanashi |
Univ. of Yamanashi |
Noise figure of parametric wavelength conversion Etsushi Yamazaki, Atsushi Takada, Toshio Morioka (NTT) |
An analytical model for noise accumulation in parametric wavelength conversion chain system is proposed. Signal to nois... [more] |
OCS2005-27 pp.7-12 |
NS, OCS |
2005-01-28 15:10 |
Kagoshima |
Kagoshima Univ. |
Demonstration of congestion-controlled optical burst switching network in JGN II testbed Akio Sahara, Ryoichi Kasahara, Etsushi Yamazaki, Shigeki Aisawa, Masafumi Koga (NTT) |
[more] |
NS2004-197 OCS2004-157 pp.45-50 |