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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 19 of 19  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT, OCS, LSJ
(Joint) [detail]
2019-08-29
15:45
Hokkaido   Performance evaluation of core-to-core Q-difference compensation scheme against coherent crosstalk
Hidenori Takahashi, Daiki Soma, Takehiro Tsuritani (KDDI Research)
(Advance abstract in Japanese is available) [more]
OFT, OCS, OPE
(Joint) [detail]
2019-02-14
15:30
Fukuoka   Long-haul MCF Transmission over 1,500-km using Full C+L-band 19-core Cladding-pumped EDFA
Daiki Soma, Shohei Beppu (KDDI Research), Koichi Maeda, Shigehiro Takasaka, Ryuichi Sugizaki (Furukawa Electric), Hidenori Takahashi, Takehiro Tsuritani (KDDI Research)
Space-division multiplexing (SDM) using a multi-core fiber (MCF) is an attractive technique for dramatically increasing ... [more] OCS2018-85 OPE2018-197
pp.29-33
PN 2018-11-22
10:20
Yamanashi Satoshi Omura Museum, Yamanashi Univ. Experimental Evaluation of Mode and Wavelength Switched Network using Weakly-coupled Few-Mode Fiber
Seiya Sumita, Daiki Soma, Shohei Beppu (KDDI Research), Yuta Wakayama (KDDI), Hidenori Takahashi, Takehiro Tsuritani (KDDI Research)
 [more] PN2018-30
pp.49-53
OCS, OFT, LSJ
(Joint) [detail]
2018-08-30
17:15
Hokkaido Hakodate Hokuyo Building 8Kai Hall Experimental Demonstration of Vector-Based Channel-to-Channel Signal Quality Equalization Aimed for SDM/WDM Transmission Application
Hidenori Takahashi, Takehiro Tsuritani (KDDI Research)
The channel-to-channel signal quality equalization method is expected for the long-distance and high capacity systems ut... [more] OCS2018-24
pp.31-36
OCS, OFT, LSJ
(Joint) [detail]
2018-08-31
10:45
Hokkaido Hakodate Hokuyo Building 8Kai Hall Erbium Doped Fiber Length Dependence of Amplification Characteristics of Cladding Pumped 19-Core EDFA
Koichi Maeda, Shigehiro Takasaka, Kohei Kawasaki, Kazuaki Yoshioka, Hajime Oshio, Ryuichi Sugizaki (Furukawa Electric), Daiki Souma, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research Inc.), Masayoshi Tsukamoto (Furukawa Electric)
We demonstrate a C-band cladding pumped 19-core EDFA. We measure the 19-core EDF length dependence of amplification char... [more] OCS2018-27
pp.47-50
CS, OCS
(Joint)
2018-01-30
13:50
Ehime Ehime University 56-Gbaud PAM4 Transmission over 2-km 125-um-Cladding 4-Core Multicore Fiber
Shohei Beppu, Hidenori Takahashi (KDDI Research, Inc.), Tomohiro Gonda, Katsunori Imamura, Kengo Watanabe, Ryuichi Sugizaki (Furukawa Electric.), Takehiro Tsuritani (KDDI Research, Inc.)
Recently, data center traffic has dramatically increased due to the continuous growth of cloud services and mobile servi... [more] OCS2017-78
pp.63-66
OFT, OCS, IEE-CMN, ITE-BCT [detail] 2017-11-24
15:25
Osaka Kansa-Univ. Umeda Campus Experimental Demonstration of Vector-Based Channel-to-Channel Signal Quality Equalization Aimed for SDM/WDM Transmission Application
Hidenori Takahashi, Takehiro Tsuritani (KDDI Research)
Multiple signals are transmitted for the long-distance and high capacity systems utilizing space/wavelength-division mul... [more] OCS2017-64
pp.73-78
PN 2017-08-29
09:30
Hokkaido Toya Kanko Hotel Study on power efficiency in ultra long-haul transmission system using multicore EDFA
Takehiro Tsuritani, Hidenori Takahashi, Yu Kawaguchi (KDDI Research)
 [more] PN2017-20
pp.35-38
PN 2016-11-18
11:00
Saitama KDDI Research, Inc. [Invited Talk] Study on long-haul space division multiplexed (SDM) transmission using multi-core erbium-doped fiber amplifiers
Takehiro Tsuritani, Yu Kawaguchi, Hidenori Takahashi (KDDI Research)
 [more] PN2016-37
pp.73-76
LQE, OCS, OPE 2013-10-25
13:30
Fukuoka   Full-C-Band 110.9-Tbit/s Multi-Core Fiber Transmission Experiments over 6,370-km
Koji Igarashi (Osaka Univ.), Koki Takeshima, Takehiro Tsuritani (KDDI R&D Lab.), Hidenori Takahashi (KDDI), Seiya Sumita, Itsuro Morita, Masatoshi Suzuki (KDDI R&D Lab.), Yukihiro Tsuchida, Masateru Tadakuma, Koichi Maeda, Tsunetoshi Saito, Kengo Watanabe, Katsunori Imamura, Ryuichi Sugizaki (Furukawa Electric)
 [more] OCS2013-82 OPE2013-128 LQE2013-98
pp.165-169
OFT, OPE, OCS
(Joint) [detail]
2013-02-28
16:15
Tokyo   [Invited Talk] First Demonstration of MC-EDFA-Repeatered SDM Transmission of 40 x 128-Gbit/s PDM-QPSK Signals per Core over 6,160-km 7-core MCF
Hidenori Takahashi, Takehiro Tsuritani (KDDI Labs), Emmanuel Le Taillandier de Gabory, Toshiharu Ito (NEC), Wei-Ren Peng, Koji Igarashi, Itsuro Morita (KDDI Labs), Yukihiro Tsuchida, Yu Mimura, Koichi Maeda, Tsunetoshi Saito, Kengo Watanabe, Katsunori Imamura, Ryuichi Sugizaki (Furukawa Electric), Masatoshi Suzuki (KDDI Labs)
In order to satisfy the demand for a further increase of data traffic in optical networks, the transmission technologies... [more] OCS2012-103 OFT2012-75 OPE2012-193
pp.33-38
CS 2012-07-12
14:55
Kagoshima China-cho-Kominkan (Okinoerabu Island) [Invited Talk] Fast Polarization Tracking Methods in Polarization-Division-Multiplexed Transmission Systems with Multiple-Input Multiple-Output Processing
Koki Takeshima, Hidenori Takahashi, Takehiro Tsuritani, Itsuro Morita (KDDI Labs.), Hideaki Tanaka (Toyota ITC)
Polarization-division-multiplexing (PDM) is an effective way to double a spectral efficiency in optical transmission sys... [more] CS2012-34
pp.63-68
CS, OCS
(Joint)
2012-01-27
10:15
Mie ISESHI-KANKOUBUNKAKAIKAN Faster Polarization Tracking with Feedback Method in Polarization-Division-Multiplexed Transmission Systems with Multiple-Input Multiple-Output Processing
Koki Takeshima, Hidenori Takahashi, Itsuro Morita (KDDI Labs.), Hideaki Tanaka (Toyota ITC)
Polarization-division-multiplexing (PDM) has received widespread attention as an effective way to double spectral effici... [more] CS2011-92
pp.61-66
OCS 2011-07-12
15:25
Osaka Osaka Univ. Nakanoshima Center High Capacity Direct Detection Optical OFDM by Optical Multi-band Receiving
Wei-Ren Peng, Hidenori Takahashi, Itsuro Morita, Hideaki Tanaka (KDDI R&D Labs)
In this paper we introduce a multi-band transmission and receiving method for direct-detection optical OFDM (DDO-OFDM). ... [more] OCS2011-42
pp.89-92
OCS 2011-07-12
16:15
Osaka Osaka Univ. Nakanoshima Center [Invited Talk] Optical OFDM transmission technologies for beyond 100 Gbit/s
Hidenori Takahashi, Wei-Ren Peng, Itsuro Morita, Hideaki Tanaka (KDDI Labs)
In order to satisfy the demand for a further increase of data traffic in optical networks, the use of spectrally efficie... [more] OCS2011-44
pp.99-104
OCS 2010-07-29
14:00
Shizuoka New Welcity Yugawara Evaluation of Required Bit Resolution for Digital-Analog-Converter in Optical OFDM Signal Generation
Hidenori Takahashi, Itsuro Morita, Hideaki Tanaka (KDDI Labs)
The required bit resolution of digital-analog-converter (DAC) for optical OFDM was evaluated through simulation and expe... [more] OCS2010-27
pp.17-21
OCS, OPE
(Joint)
2009-05-15
13:15
Tokyo Kikai-Shinko-Kaikan Bldg. Optical OFDM Transmission with IQ Imbalance Compensation
Abdullah Al Amin, Sander L. Jansen, Hidenori Takahashi, Itsuro Morita, Hideaki Tanaka (KDDI R&D Labs)
Optical orthogonal frequency division multiplexing (OFDM) has been actively considered for high capacity optical transmi... [more] OCS2009-2
pp.7-12
OCS 2009-02-03
10:20
Shizuoka   10x121.9-Gbit/s Multi-band PDM-OFDM Transmission over 1,000 km
Hidenori Takahashi, Abdullah Al Amin, Sander L. Jansen, Itsuro Morita, Hideaki Tanaka (KDDI R&D Labs.)
Optical orthogonal frequency division multiplexing (OFDM) is widely studied for high-speed transmission, since it can mi... [more] OCS2008-119
pp.73-78
PN, OPE, OFT, LQE 2005-01-28
15:20
Osaka Osaka University Reduction of Polarization Dependence of Tunable Dispersion Compensator Based on Ring Resonators
Hidenori Takahashi, Ryo Inohara, Masaharu Hattori, Kosuke Nishimura, Masashi Usami (KDDI Labs.)
 [more] PN2004-107 OFT2004-113 OPE2004-214 LQE2004-161
pp.49-54
 Results 1 - 19 of 19  /   
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