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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 20件中 1~20件目  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
OCS 2016-07-28
10:00
Tokyo tokodai-kuramae-kaikan Experimental feasibility study of latency and bandwidth programmable optical transceiver by using hybrid Nyquist FDM technique
Takahito Tanimura (Fujitsu Labs/Tokyo Univ.), Takeshi Hoshida, Jens C. Rasmussen (Fujitsu Labs), Makoto Suzuki, Hiroyuki Morikawa (Tokyo Univ.)
We have proposed a new type of optical transceiver that enables to accommodate multiple application services
having dif... [more]
OCS2016-21
pp.5-10
OCS, NS, PN
(Joint)
2016-06-24
13:40
Hokkaido Hokkaido University Prototype of Radio Frequency Analysis Based OSNR Monitor Subsystem for Dynamic and Flexible Photonic Networks
Setsuo Yoshida, Shoichiro Oda, Yasuhiko Aoki (Fujitsu), Jens C. Rasmussen (Fujitsu Labs.)
The estimate accuracy of OSNR within ±0.5 dB is obtained in the range of input level from -10 to -25 dBm and the range o... [more] OCS2016-19
pp.55-60
CS, OCS
(Joint)
2016-01-22
09:00
Kagoshima Kagoshima University, Korimoto Campus, Inamori Auditorium MFH/MBH Network Design and Control Method for Dense Small Cell Deployment
Kyosuke Sone, Goji Nakagawa, Yasuhiko Aoki, Jens C. Rasmussen (Fujitsu), Inwoong Kim, Xi Wang, Qiong Zhang, Paparao Palacharla (FLA), Motoyoshi Sekiya (Fujitsu Lab.)
We present a MFH/MBH network design method for dense small cell deployment. We construct a multi-technology auxiliary gr... [more] OCS2015-93
pp.29-34
OCS 2015-07-30
10:35
Tokyo Tokyo Tech Front Low-loss and large-Aeff fibers for improving OSNR in hybrid-Raman/EDFA amplified systems
Yoshinori Yamamoto, Yuki Kawaguchi, Masaaki Hirano (Sumitomo Electric), Shoichiro Oda, Yasuhiko Aoki, Kyosuke Sone, Jens C. Rasmussen (Fujitsu Lab.)
In order to improve optical signal-to-noise ratio (OSNR) for long haul and large capacity transmission systems with digi... [more] OCS2015-27
pp.13-18
OCS 2015-07-30
11:00
Tokyo Tokyo Tech Front Nonlinear Crosstalk Mitigation in Superchannels Using Subcarrier Power Pre-emphasis
Tomohiro Yamauchi (Fujitsu Lab.), Olga Vassilieva (FLA), Shoichiro Oda (Fujitsu Lab.), Inwoong Kim (FLA), Takeshi Hoshida, Yasuhiko Aoki (Fujitsu Lab.), Motoyoshi Sekiya (FLA), Jens C. Rasmussen (Fujitsu Lab.)
Superchannels have high spectral efficiency thanks to the dense subcarrier spacing. One possible issue is the reachabili... [more] OCS2015-28
pp.19-24
OCS, OPE, LQE 2014-10-31
15:40
Nagasaki Nagasaki Museum of History and Culture [Invited Talk] Discrete Multi-Tone Technology for Short Reach Application
Ryo Okabe, Toshiki Tanaka, Masato Nishihara, Yutaka Kai, Tomoo Takahara, Jens C. Rasmussen (FUJITSU)
 [more] OCS2014-81 OPE2014-125 LQE2014-99
pp.205-210
PN, NS, OCS
(Joint)
2014-06-26
12:05
Oita B-ConPlaza Simplification of Nonlinear Compensation Circuit for Higher-order Modulation Formats by Degenerating Signal Constellation
Tomofumi Oyama (Fujitsu Laboratories Ltd.), Takeshi Hoshida (Fujitsu Limited), Takahito Tanimura (Fujitsu Laboratories Ltd.), Hisao Nakashima (Fujitsu Limited), Chihiro Ohshima (Fujitsu Laboratories Ltd.), Jens C. Rasmussen (Fujitsu Limited)
We propose and numerically evaluate a simplification method for perturbation-based nonlinear compensation algorithm. Whi... [more] OCS2014-15
pp.15-20
OCS 2013-07-25
15:50
Tokyo Sumida-Sangyo-Kaikan Impact of Pulse Shaping and Transceiver Imperfections on Nonlinear Compensated Transmission System
Tomofumi Oyama (Fujitsu Lab.), Takeshi Hoshida, Hisao Nakashima (Fujitsu), Chihiro Ohshima (Fujitsu Lab.), Zhenning Tao (FRDC), Jens C. Rasmussen (Fujitsu)
We investigate the impact of pulse shaping and transceiver imperfections by numerical simulation of 127Gbit/s DP-QPSK WD... [more] OCS2013-24
pp.29-34
OCS, PN, NS
(Joint)
2013-06-20
14:20
Fukushima College of Engineering, Nihon University Evaluation of FSK Light Labels Superimposed on 112 Gbps DP-QPSK Signal
Goji Nakagawa, Shoichiro Oda, Kyosuke Sone, Yasuhiko Aoki, Kazuo Hironishi, Takahito Tanimura (Fujitsu Labs.), Takeshi Hoshida (Fujitsu), Jens C. Rasmussen (Fujitsu Labs.)
Wavelength path tracing technologies by superimposing a path-ID information on a main signal and monitoring the supervis... [more] OCS2013-12
pp.11-16
OCS, CS
(Joint)
2013-01-24
15:50
Ehime Ehime Univ. Demonstration of hitless spectrum defragmentation using real-time coherent receivers in flexible grid optical networks
Kyosuke Sone (Fujitsu Lab.), Xi Wang (FLA), Shoichiro Oda, Goji Nakagawa (Fujitsu Lab.), Yasuhiko Aoki (Fujitsu), Inwoong Kim, Paparao Palacharla (FLA), Takeshi Hoshida (Fujitsu), Motoyoshi Sekiya (FLA), Jens C. Rasmussen (Fujitsu)
Flexible optical networks which can allocate flexibly spectrum slot width is a promising network architecture to handle ... [more] OCS2012-90
pp.31-36
OCS 2012-07-26
13:15
Shizuoka   Impact ofPerturbation Back-propagation Algorithm on Nonlinear Distortions in 224 Gb/s DP-16QAM Transmission
Shoichiro Oda (Fujitsu), Takahito Tanimura (Fujitsu Lab.), Takeshi Hoshida, Yuichi Akiyama, Hisao Nakashima (Fujitsu), Kyosuke Sone (Fujitsu Lab.), Yasuhiko Aoki (Fujitsu), Weizhen Yan, Zhenning Tao, Liang Dou, Lei Li (FRDC), Jens C. Rasmussen (Fujitsu), Yoshinori Yamamoto, Takashi Sasaki (SEI)
Nonlinearity compensation algorithm and soft-decision forward error correction are key technologies for future high-capa... [more] OCS2012-21
pp.1-6
OCS 2011-07-11
14:05
Osaka Osaka Univ. Nakanoshima Center Evaluation of polarization tracking peformance with 12.5Gb/s DP-QPSK real-time coherent receiver
Hisao Nakashima, Takeshi Hoshida, Yasuhiko Aoki, Jens C. Rasmussen (Fujitsu)
Digital coherent receivers which demultiplex polarization multiplexed
signals by the digital signal processing are expe... [more]
OCS2011-28
pp.13-18
OCS, OPE
(Joint)
2011-05-13
14:00
Tokyo Kikai-Shinko-Kaikan Bldg. Impact of PMD on Digital Coherent Transmission System Employing Nonlinearity Mitigation Algorithms
Shoichiro Oda, Takahito Tanimura (Fujitsu Lab.), Takeshi Hoshida (Fujitsu), Chihiro Ohshima (Fujitsu Lab.), Hisao Nakashima, Yasuhiko Aoki (Fujitsu), Li Lei, Zhenning Tao (Fujitsu R&D Center), Jens C. Rasmussen (Fujitsu)
(Advance abstract in Japanese is available) [more] OCS2011-3
pp.9-14
OCS 2010-07-29
17:15
Shizuoka New Welcity Yugawara Semi-blind Multi-Stage Dual-Polarization Nonlinear Compensation in 112 Gb/s DP-QPSK Coherent Receiver
Takahito Tanimura (Fujitsu Labs), Takeshi Hoshida (Fujitsu), Shoichiro Oda, Toshiki Tanaka (Fujitsu Labs), Hisao Nakashima (Fujitsu), Lei Li, Zhenning Tao (Fujitsu Research and Development Center Co., Ltd.), Jens C. Rasmussen (Fujitsu)
A novel nonlinear compensation scheme is proposed and demonstrated with 112 Gb/s DP-QPSK format using digital coherent r... [more] OCS2010-34
pp.57-62
OCS 2009-07-29
15:50
Shizuoka Welcity Yugawara Influence of laser frequency dynamics on digital coherent detection performance
Chihiro Ohshima (FUJITSU LABS), Takeshi Hoshida, Yuichiro Sakamoto, Kosuke Komaki, Hisao Nakashima, Jens C. Rasmussen (FUJITSU LTD)
Optical frequency dynamics of various tunable lasers were experimentally investigated targeting at their application to ... [more] OCS2009-25
pp.35-38
OCS 2009-02-03
10:45
Shizuoka   Control methods for polarization multiplexed RZ-DQPSK transceivers
Takeshi Hoshida, Yuichi Akiyama, Hisao Nakashima, Jens C. Rasmussen (Fujitsu Limited), Zhenning Tao (Fujitsu R&D Center Ltd)
 [more] OCS2008-120
pp.79-83
OCS, LQE, OPE 2008-10-24
15:50
Fukuoka Kyushu Univ. A study of bias control method for RZ-DQPSK modulator
Yuichi Akiyama, Takeshi Hoshida, Hisao Nakashima, Jens C. Rasmussen (Fujitsu), Zhenning Tao (FRDC)
To realize RZ-DQPSK modulation format, automatic bias control (ABC) is one of the key technology. We organize ABC scheme... [more] OCS2008-80 OPE2008-123 LQE2008-92
pp.167-170
OCS 2008-05-16
13:15
Tokyo Kikai-Shinko-Kaikan Bldg. Analysis of Cross Phase Modulation Impact on 43-Gb/s RZ-DQPSK signals co-propagating with 11-Gb/s NRZ signals
Takahito Tanimura, Shoichiro Oda, Takeshi Hoshida/, Masahiro Yuki/ (FUJITSU LAB.), Hisao Nakashima/, Kentaro Nakamura/, Huijian Zhang, Lei Li, Zhenning Tao (FRDC), Jens C. Rasmussen (FUJITSU LAB.)
We experimentally investigate the nonlinear impairments on 43 Gb/s RZ-DQPSK signals with delayed detection and digital c... [more] OCS2008-2
pp.5-10
OCS, NS
(Joint)
2008-01-25
11:45
Oita OITA University Propoasl and experimental verification of optical phase control method for DQPSK demodulator
Takeshi Hoshida (Fujitsu), Hisao Nakashima (Fujitsu Labs.), Zhenning Tao (FRDC), Akihiko Isomura (Fujitsu Labs.), Jens C. Rasmussen (Fujitsu)
In order to overcome the high optical phase sensitivity of DQPSK demodulator, we propose a monitor and control method of... [more] OCS2007-98
pp.69-73
OCS 2007-07-20
14:15
Yamagata Denkoku-No-Mori (Yonezawa) Phase Synchronization in Optical Coherent Detection with Digital Signal Processing
Hisao Nakashima (FJL), Lei Li (Fujitsu Research & Development Center), Takeshi Hoshida, Akihiko Isomura, Takahito Tanimura, Shoichiro Oda, Jens C. Rasmussen (FJL), Zhenning Tao (Fujitsu Research & Development Center)
Phase synchronization is one of the important technique in coherent receiver employing digital signal processing which i... [more] OCS2007-28
pp.43-48
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