| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| PN |
2019-08-27
14:40 |
Hokkaido |
Kanpo-No-Yado Otaru |
C+L-band Weakly-coupled 10-mode-multiplexed Transmission
Daiki Soma, Shohei Beppu, Seiya Sumita (KDDI Research), Yuta Wakayama (KDDI Corporation), Takehiro Tsuritani (KDDI Research) |
[more] |
|
| 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 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] |
2017-11-24
15:50 |
Osaka |
Kansa-Univ. Umeda Campus |
257-Tbit/s Partial MIMO-based 10-Mode C+L-band WDM Transmission
Daiki Soma, Shohei Beppu, Yuta Wakayama (KDDI Research, Inc.), Koji Igarashi (Osaka Univ.), Takehiro Tsuritani (KDDI Research, Inc.) |
Mode-division multiplexing (MDM) transmission technique using a few-mode fiber (FMF) has been investigated to overcome t... [more] |
OCS2017-65
pp.79-83 |
| OCS, OPE, LQE |
2017-10-26
09:45 |
Kumamoto |
Josaien, Sakuranobaba |
Performance evaluation of fiber-coupler-based mode multiplexer for weakly-coupled six-mode multiplexed systems
Koji Igarashi (Osaka Univ.), Yuta Wakayama, Daiki Souma, Takehiro Tsuritani (KDDI Research), Kyung Jun Park, Byoung Yoon Kim (KAIST) |
(Advance abstract in Japanese is available) [more] |
OCS2017-36 OPE2017-68 LQE2017-41
pp.1-5 |
OFT, OCS, LSJ
(Joint) [detail] |
2017-08-31
15:55 |
Hokkaido |
Hokkaido Univ. |
10-Mode-Multiplexed Transmission over 81km Weakly-coupled Few-mode Fiber with Partial MIMO Equalizers
Daiki Soma, Yuta Wakayama (KDDI Research), Koji Igarashi (Osaka Univ.), Takehiro Tsuritani (KDDI Research) |
Mode-division multiplexing (MDM) transmission technique using a few-mode fiber (FMF) is attractive for increasing the tr... [more] |
OCS2017-25
pp.13-17 |
OFT, OCS, LSJ
(Joint) [detail] |
2017-09-01
11:15 |
Hokkaido |
Hokkaido Univ. |
Experiment on selective mode conversion using dual-phase modulation
Tomohiro Maeda, Atsushi Okamoto, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.), Yuta Wakayama, Takehiro Tsuritani (KDDI Research) |
For realizing the optical network based on mode division multiplexing, it is necessary to develop the technology which a... [more] |
OCS2017-32
pp.51-55 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] |
2016-11-11
09:55 |
Nagasaki |
Nagasaki Shoko Kaigi Sho |
Effective Area Measurement of Few-Mode Fiber using Far Field Scan Technique with Hankel Transform for Circularly-Asymmetric Mode
Tetsuya Hayashi, Yoshiaki Tamura, Takuji Nagashima, Kazuhiro Yonezawa, Toshiki Taru (Sumitomo Electric), Koji Igarashi, Daiki Soma, Yuta Wakayama, Takehiro Tsuritani (KDDI Research) |
We report on an Aeff measurement method for the few-mode fiber. We derived an NFP-FFP transform equation generalized for... [more] |
OCS2016-60
pp.31-36 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] |
2016-11-11
11:10 |
Nagasaki |
Nagasaki Shoko Kaigi Sho |
Study on ultra-dense SDM Transmission over 9.8-km 6-mode 19-core Fiber using DP-16QAM/64QAM Signals
Daiki Soma, Yuta Wakayama, Shohei Beppu (KDDI Research), Koji Igarashi (Osaka Univ.), Takehiro Tsuritani (KDDI Research) |
Space-division multiplexing (SDM) transmission technique using a multi-core fiber (MCF) and few-mode fiber (FMF) is attr... [more] |
OCS2016-63
pp.49-53 |
| LQE, OPE, OCS |
2016-10-27
14:10 |
Miyazaki |
Miyazaki Citizen's Plaza |
[Invited Talk]
Experimental Evaluation on Cladding-Pumped Six-Mode EDFA with Large Erbium-Doped Area Fiber
Yuta Wakayama (KDDI Research), Koji Igarashi (Osaka Univ.), Daiki Soma, Hidenori Taga, Takehiro Tsuritani (KDDI Research) |
Few-mode erbium-doped fiber amplifiers (FM-EDFAs) have been addressed for efficient optical signal amplification in mode... [more] |
OCS2016-39 OPE2016-80 LQE2016-55
pp.25-29 |
| LQE, OPE, OCS |
2016-10-27
14:35 |
Miyazaki |
Miyazaki Citizen's Plaza |
Six-mode multiplexer and demultiplexer using all-fiber-based couplers
Koji Igarashi (KDDI Reseach), Kyung Jun Park (KAIST), Daiki Soma, Yuta Wakayama, Takehiro Tsuritani (KDDI Reseach), Byoung Yoon Kim (KAIST) |
(Advance abstract in Japanese is available) [more] |
OCS2016-40 OPE2016-81 LQE2016-56
pp.31-36 |
OCS, OFT, LSJ
(Joint) [detail] |
2016-08-26
10:20 |
Hokkaido |
Chitose-alcadia plaza |
Evaluation for Wavelength Dependence of DMD in a 10-Mode Fiber with Low-Coherence Interferometry
Yuta Wakayama, Daiki Soma (KDDI R&D Labs.), Koji Igarashi (Osaka Univ.), Hidenori Taga, Takehiro Tsuritani (KDDI R&D Labs.) |
In a mode-division multiplexing (MDM) transmission system, transmission performance considerably depends on differential... [more] |
OCS2016-32
pp.39-42 |
OCS, OFT, LSJ
(Joint) [detail] |
2016-08-26
10:45 |
Hokkaido |
Chitose-alcadia plaza |
Seven-Mode Multiplexed Transmission using Weakly-coupled Few-mode Fiber for Reduction of MIMO Complexity
Daiki Soma, Yuta Wakayama (KDDI R&D Labs.), Koji Igarashi (Osaka Univ.), Takehiro Tsuritani (KDDI R&D Labs.) |
Mode-division multiplexing (MDM) transmission technique using a few-mode fiber (FMF) is attractive for increasing the tr... [more] |
OCS2016-33
pp.43-46 |
OFT, OCS, OPE
(Joint) [detail] |
2016-02-18
13:30 |
Okinawa |
Okinawa Univ. |
Measurement of Mode Field Diameter in a Few-Mode Fiber with Low-Coherence Digital Holography
Yuta Wakayama, Hidenori Taga, Takehiro Tsuritani (KDDI R&D Lab.) |
Mismatching of mode field diameter (MFD) between input/output devices for few-mode fibers (FMFs) causes mode-dependent l... [more] |
OCS2015-102 OPE2015-222
pp.13-16(OCS), pp.39-42(OPE) |
OFT, OCS, OPE
(Joint) [detail] |
2016-02-18
14:20 |
Okinawa |
Okinawa Univ. |
Cladding-pumped few-mode EDFA with wide Er+ doping distribution for equalization of mode-dependent gain
Koji Igarashi, Yoshitaka Tomiyama, Kyo Inoue (Osaka Univ.), Yuta Wakayama, Daiki Soma, Takehiro Tsuritani (KDDI labs) |
(Advance abstract in Japanese is available) [more] |
OCS2015-104 OPE2015-224
pp.23-27(OCS), pp.49-53(OPE) |
OFT, OCS, OPE
(Joint) [detail] |
2016-02-19
13:30 |
Okinawa |
Okinawa Univ. |
2.05-Pbit/s SDM Transmission over 9.8-km 6-mode 19-core Fiber
Daiki Soma (KDDI R&D Labs.), Koji Igarashi (Osaka Univ.), Yuta Wakayama, Koki Takeshima, Yu Kawaguchi, Noboru Yoshikane, Takehiro Tsuritani, Itsuro Morita, Masatoshi Suzuki (KDDI R&D Labs.) |
Space-division multiplexing (SDM) transmission technique using a multi-core fiber (MCF) and few-mode fiber (FMF) is attr... [more] |
OCS2015-112 OPE2015-235
pp.67-70(OCS), pp.111-114(OPE) |
OFT, OCS
(Joint) |
2015-08-28
15:40 |
Hokkaido |
|
DMD Measurement of Weakly-Coupled Few-Mode Fiber Using Low-Coherence Digital Holography
Yuta Wakayama, Hidenori Taga, Takehiro Tsuritani (KDDI R&D Labs.) |
In a mode division multiplexed transmission system, differential mode delay (DMD) in a transmission line roles as a key ... [more] |
OCS2015-40
pp.53-57 |
OPE, OCS, OFT
(Joint) [detail] |
2015-02-20
14:50 |
Kagoshima |
|
Measurement of modal contents in optical fibers based on fringe analysis
Yuta Wakayama, Daiki Soma, Takehiro Tsuritani, Itsuro Morita (KDDI R&D Labs.) |
For mode division multiplexing (MDM) transmission system, modal crosstalk (MXT) would be considerably induced by slight ... [more] |
OCS2014-123 OPE2014-232
pp.115-119(OCS), pp.163-167(OPE) |
| SAT |
2011-12-13
13:55 |
Aichi |
Nagoya University |
Acquisition and tracking in inter-satellite communication with dynamically reconfigurable optical device
Kaori Nishimaki, Atsushi Okamoto, Yuta Wakayama, Akihisa Tomita (Hokkaido Univ.), Yoshihisa Takayama (NICT) |
We propose an innovative acquisition and tracking system using a dynamically reconfigurable optical device for optical i... [more] |
SAT2011-62
pp.137-140 |