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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 43  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT, OCS, LSJ
(Joint) [detail]
2023-08-24
14:00
Hokkaido  
(Primary: On-site, Secondary: Online)
Core layout and connection polarity of multicore fibers for bidirectional transmission
Tetsuya Hayashi, Takemi Hasegawa (Sumitomo Electric) OCS2023-20
This talk will review our previous reports on multi-core fiber core layout and connection polarity for bidirectional tra... [more] OCS2023-20
pp.5-10
OCS, LQE, OPE 2023-05-26
14:35
Online Online [Invited Talk] OFC2023 Report -- Optical Fibers --
Shuichiro Rikimi, Tetsuya Hayashi (SEI) OCS2023-4 OPE2023-4 LQE2023-4
Here we introduce some results and reports which were presented in optical fiber sessions in OFC’23. Through the confere... [more] OCS2023-4 OPE2023-4 LQE2023-4
pp.14-17
OCS, OFT, OPE
(Joint) [detail]
2023-02-16
13:45
Okinawa kukuru-itomancity
(Primary: On-site, Secondary: Online)
Distributed Measurement of Indirect Crosstalk in 4-core Fiber Using Commercial OTDR for SMFs
Yuto Kobayashi, Ayumi Inoue, Takuji Nagashima, Tetsuya Hayashi (Sumitomo Electric Industries, Ltd.) OCS2022-71 OPE2022-95
We measured the longitudinal accumulation profiles of the XT, using the commercial single-channel OTDR. The experimental... [more] OCS2022-71 OPE2022-95
pp.5-9
OFT 2022-05-13
13:00
Aomori Aomori-Aspm Bldg
(Primary: On-site, Secondary: Online)
[Invited Talk] Report on OFC2022 -- Optical Fibers --
Tetsuya Hayashi, Yuuki Kawaguchi, Takemi Hasegawa, Toshiki Taru (Sumitomo Electric) OFT2022-1
This paper summarizes the topics on optical fiber technologies presented in OFC2022, held in San Diego, USA + virtual co... [more] OFT2022-1
pp.1-6
OPE, OFT, OCS
(Joint) [detail]
2022-02-25
11:15
Online Online Inter-core crosstalk in bidirectional transmission over multi-core fiber
Tetsuya Hayashi (Sumitomo Electric) OCS2021-47 OPE2021-62
We review the preferable crosstalk levels of uncoupled multi-core fibers in terms of optical signal-to-noise ratio penal... [more] OCS2021-47 OPE2021-62
pp.32-35(OCS), pp.70-73(OPE)
OPE, OFT, OCS
(Joint) [detail]
2022-02-25
11:40
Online Online Inter-core crosstalk in multi-core fiber with core-dependent loss
Yuto Kobayashi, Tetsuya Hayashi (Sumitomo Electric) OCS2021-48 OPE2021-63
We quantitatively discussed the effect of core dependent loss (CDL) on the cross-talk (XT) of multi-core fibers (MCFs). ... [more] OCS2021-48 OPE2021-63
pp.36-39(OCS), pp.74-77(OPE)
OCS, OPE, LQE 2021-11-12
14:10
Online Online [Invited Talk] Report on ECOC2021 -- Optical Fibers --
Junya Takano, Tetsuya Hayashi (Sumitomo Electric) OCS2021-22 OPE2021-42 LQE2021-21
This paper reviews the topics related to optical fibers presented in 47th ECOC2021, which was held simultaneously in Bor... [more] OCS2021-22 OPE2021-42 LQE2021-21
pp.9-12
OFT 2021-05-13
13:20
Online Online [Invited Talk] Report on ECOC 2020 -- Optical fiber --
Takahiro Suganuma, Yuki Kawaguchi, Tetsuya Hayashi, Takemi Hasegawa (SEI) OFT2021-1
We report topics related to optical fibers presented in ECOC2020 held online in December 2020. [more] OFT2021-1
pp.1-4
PN 2021-03-01
15:35
Online Online [Invited Talk] R&D on high-capacity multi-core fiber transmission systems
Itsuro Morita, Daiki Soma, Takehiro Tsuritani (KDDI Research), Masato Yoshida, Hiroshi Yasaka (Tohoku Univ), Takemi Hasegawa, Tetsuya Hayashi (Sumitomo Electric), Shigehiro Takasaka, Koichi Maeda, Ryuichi Sugizaki (Furukawa Electric), Takanori Inoue, Hitoshi Takeshita (NEC), Taketoshi Takahata, Tetsuya Kobayashi (OPTOQUEST) PN2020-46
The capacity of optical submarine cable systems has been drastically increased by introducing various innovative technol... [more] PN2020-46
pp.26-29
OPE, OCS, OFT
(Joint) [detail]
2021-02-19
15:45
Online Online Rotational alignment technology for Multicore Fiber
Tetsu Morishima, Junya Takano, Manabu Shiozaki, Tetsuya Nakanishi, Tetsuya Hayashi (Sumitomo Electric) OCS2020-45 OPE2020-94
 [more] OCS2020-45 OPE2020-94
pp.11-15(OCS), pp.85-89(OPE)
OCS, OFT, OPE
(Joint) [detail]
2020-02-28
09:55
Okinawa Okinawa Jichikaikan Evaluation on Field-Deployed Multi-Core Fiber Testbed
Takuji Nagashima, Tetsuya Hayashi, Tetsuya Nakanishi, Tetsu Morishima, Reiji Kawawada (Sumitomo Electric), Antonio Mecozzi, Cristian Antonelli (University of L'Aquila) OCS2019-83 OPE2019-106
It is important to evaluate optical properties of multi-core optical fibers in a real-use environment because their coup... [more] OCS2019-83 OPE2019-106
pp.29-32(OCS), pp.41-44(OPE)
OCS, ITE-BCT, OFT, IEE-CMN [detail] 2019-11-21
14:05
Yamaguchi Kaikyo-Messe-Shimonoseki Improvement of Full-featured 8K production function of an Outside Broadcasting Truck
Tomohiro Nakamura, Yuji Ookawa (NHK), Jun Yonai (NES), Tetsuya Hayashida, Yoshiro Takiguchi (NHK)
 [more]
OFT, OCS, LSJ
(Joint) [detail]
2019-08-29
13:25
Hokkaido   Optical Fiber Array with 90-degree Bend for Silicon Photonics Chip Coupling
Tsutaru Kumagai, Tetsuya Nakanishi, Tetsuya Hayashi, Naoki Matsushita, Yuichi Mitose, Kenichiro Takahashi, Manabu Shiozaki, Atsushi Kataoka, Takashi Murakami, Tomomi Sano (SEI) OFT2019-24
Recently, the demand for silicon photonics (SiPh) optical transceivers for data centers has been increasing rapidly. In ... [more] OFT2019-24
pp.1-5
PN 2019-03-14
16:50
Okinawa Miyako Island Hirara Port Terminal Bldg. [Invited Talk] Research and development on optical fibers for next-generation large-capacity transmission
Yuki Kawaguchi, Yoshiaki Tamura, Hirotaka Sakuma, Tetsuya Hayashi, Takemi Hasegawa (SEI) PN2018-88
We will review research and development on optical fibers for large-capacity transmission. We achieved record-low loss o... [more] PN2018-88
pp.33-36
OCS, OPE, LQE 2018-11-12
15:00
Tokyo Kikai-Shinko-Kaikan Bldg (Tokyo) [Invited Talk] Report on ECOC2018 -- Optical Fibers --
Yuki Saito, Tetsuya Hayashi (Sumitomo Electric) OCS2018-62 OPE2018-91 LQE2018-80
This paper reports the topics of the optical fibers and their related technologies presented in ECOC2018, held in Roma, ... [more] OCS2018-62 OPE2018-91 LQE2018-80
pp.15-18
OCS, OFT, LSJ
(Joint) [detail]
2018-08-30
13:15
Hokkaido Hakodate Hokuyo Building 8Kai Hall Investigation on the Figures of Merit for Few-Mode Multi-Core Fibers
Tetsuya Hayashi, Tetsuya Nakanishi (Sumitomo Electric) OCS2018-19
We proposed the bandwidth density for the figure of merit of few-mode multi-core fibers rather than the spatial channel ... [more] OCS2018-19
pp.1-6
OPE, OCS, OFT
(Joint) [detail]
2018-02-15
14:25
Okinawa Okinawa Prefectural Museum End-to-end MCF transmission link enabled by silicon photonics transceiver with grating couplers
Tetsuya Hayashi (Sumitomo Electric), Attila Mekis (Luxtera), Tetsuya Nakanishi (Sumitomo Electric), Mark Peterson, Subal Sahni, Peng Sun, Steven Freyling, Gene Armijo, Chang Sohn, Dennis Foltz, Thierry Pinguet, Michael Mack (Luxtera), Yasuomi Kaneuchi, Osamu Shimakawa, Tetsu Morishima (Sumitomo Electric), Takashi Sasaki (Innovation Core SEI), Peter De Dobbelaere (Luxtera) OCS2017-81 OPE2017-171
We review our report on an end-to-end multi-core fiber transmission link where the 8-core fiber and the corresponding 20... [more] OCS2017-81 OPE2017-171
pp.11-14
OPE, OCS, OFT
(Joint) [detail]
2018-02-15
15:50
Okinawa Okinawa Prefectural Museum Physical-contact 256-core MPO Connector with Flat Polished Multi-core Fibers
Yuki Saito, Tetsu Morishima, Ken Manabe, Tetsuya Nakanishi, Tomomi Sano, Tetsuya Hayashi (SEI) OCS2017-84 OPE2017-174
We achieved physical contact (PC) of all the cores of high-density 256-core MPO connectors with a standard 22-N mating f... [more] OCS2017-84 OPE2017-174
pp.25-28
OFT 2017-10-13
10:30
Kochi Kochi Prefectural Culture Hall Effects of Core Count/Layout and Twisting Condition on Spatial Mode Dispersion in Coupled Multi-Core Fibers
Tetsuya Hayashi (Sumitomo Electric), Haoshuo Chen, Nicolas K. Fontaine (Nokia), Takuji Nagashima (Sumitomo Electric), Roland Ryf, Rene-Jean Essiambre (Nokia), Toshiki Taru (Sumitomo Electric) OFT2017-44
We review the dependence of the spatial-mode dispersion (SMD) of coupled-core fibers on core count/layout and twisting c... [more] OFT2017-44
pp.27-30
OFT 2017-10-13
11:20
Kochi Kochi Prefectural Culture Hall Multi-Core Fibre with Concaved Double-D Shape Cross Section
Takuji Nagashima, Shuhei Toyokawa, Tetsuya Hayashi, Tetsu Morishima, Hirotaka Sakuma, Tetsuya Nakanishi (Sumitomo Electric) OFT2017-46
We developed a multi-core fibre with a concaved double-D shape cladding for passive fibre alignment. The cladding dimens... [more] OFT2017-46
pp.35-38
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