Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OPE, OFT, OCS (Joint) [detail] |
2024-02-21 13:55 |
Okinawa |
Nobumoto Ohama Memorial Hall (Primary: On-site, Secondary: Online) |
4 core multi core fiber with 180µm coating for more high density cable. Hiroki Takehana, Shota Kajikawa, Takuya Oda, Katsuhiro Takenaga, Kentaro Ichii (Fujikura) OCS2023-69 OPE2023-109 |
[more] |
OCS2023-69 OPE2023-109 pp.11-14 |
OPE, OFT, OCS (Joint) [detail] |
2024-02-21 14:45 |
Okinawa |
Nobumoto Ohama Memorial Hall (Primary: On-site, Secondary: Online) |
Investigation of inter-core crosstalk calculation method for loopback OTDR technique Mayu Iizuka, Katsuhiro Takenaga, Takuya Oda, Kentaro Ichii (Fujikura) OCS2023-71 OPE2023-111 |
In the measurement of inter-core crosstalk (XT) of multi-core fiber using the loopback OTDR technique, a calculation met... [more] |
OCS2023-71 OPE2023-111 pp.21-24 |
LQE, OPE, OCS |
2023-11-24 14:35 |
Online |
Online |
[Invited Talk]
Report on ECOC2023
-- Optical Fibers -- Takuya Oda, Kentaro Ichii (Fujikura) OCS2023-51 OPE2023-101 LQE2023-48 |
This paper reviews fiber-optic-related topics presented at ECOC2023, held in Glasgow, UK, from October 1 to 5, 2023. The... [more] |
OCS2023-51 OPE2023-101 LQE2023-48 pp.13-16 |
OFT, OCS, LSJ (Joint) [detail] |
2023-08-24 13:35 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
Possibility of Weakly Coupled 4-core MCF with Small Cladding Shota Kajikawa, Takuya Oda, Katsuhiro Takenaga, Kentaro Ichii (Fujikura) OCS2023-19 |
Weakly coupled optical fibers with 4-core and 125-μm cladding have been in standardization efforts. At the same time, de... [more] |
OCS2023-19 pp.1-4 |
OCS, OFT, OPE (Joint) [detail] |
2023-02-16 13:20 |
Okinawa |
kukuru-itomancity (Primary: On-site, Secondary: Online) |
4-core 700-km-length MCF Drawn from Single Preform Shota Kajikawa, Tsubasa Saito, Katsuhiro Takenaga, Kentaro Ichii (Fujikura) OCS2022-70 OPE2022-94 |
[more] |
OCS2022-70 OPE2022-94 pp.1-4 |
OCS, OFT, OPE (Joint) [detail] |
2023-02-16 14:10 |
Okinawa |
kukuru-itomancity (Primary: On-site, Secondary: Online) |
Novel inter-core crosstalk measurement method using loopback OTDR technique Mayu Nakagawa, Katsuhiro Takenaga, Kentaro Ichii (Fujikura Ltd.) OCS2022-72 OPE2022-96 |
We have proposed a novel inter-core crosstalk (XT) measurement method for multi-core fiber (MCF) using loopback OTDR tec... [more] |
OCS2022-72 OPE2022-96 pp.10-13 |
OCS, OFT, OPE (Joint) [detail] |
2023-02-16 14:35 |
Okinawa |
kukuru-itomancity (Primary: On-site, Secondary: Online) |
Proposal of Polarity Management Method for Practical Use of Multicore Fiber Takuya Oda, Osamu Kikuchi, Katsuhiro Takenaga, Kentaro Ichii (Fujikura) OCS2022-73 OPE2022-97 |
Each core of uncoupled multicore fiber (MCF) can be identified by a marker placed asymmetrically against the core patter... [more] |
OCS2022-73 OPE2022-97 pp.14-19 |
ITE-BCT, OCS, IEE-CMN, OFT |
2022-11-11 15:15 |
Miyagi |
Forest-Sendai (Primary: On-site, Secondary: Online) |
Over 600-km-length of 4-core MCF Drawn from Single Preform Shota Kajikawa, Tsubasa Saito, Katsuhiro Takenaga, Kentaro Ichii (Fujikura) OCS2022-49 |
This report presents the details of our successful production of a 4-core MCF, which has 125-μm cladding and more than 6... [more] |
OCS2022-49 pp.52-55 |
OCS, OPE, LQE |
2017-10-26 10:10 |
Kumamoto |
Josaien, Sakuranobaba |
Polarization-Maintaining and Thermally Expanded core Fiber for Low Loss Coupling with Silicon Photonic Circuits Keisuke Hirakawa, Takuya Oda, Kentaro Ichii, Kazuhiko Aikawa (Fujikura) OCS2017-37 OPE2017-69 LQE2017-42 |
(Advance abstract in Japanese is available) [more] |
OCS2017-37 OPE2017-69 LQE2017-42 pp.7-12 |
OFT, OCS (Joint) |
2015-08-28 14:50 |
Hokkaido |
|
Optical Fiber Amplifier for FMF Transmission Employing Ring-Core Er-Doped Fiber Hirotaka Ono (NTT), Tsukasa Hosokawa, Kentaro Ichii, Shoichiro Matsuo (Fujikura), Hayato Nasu, Makoto Yamada (Osaka Pref. Univ.) OCS2015-38 |
(Advance abstract in Japanese is available) [more] |
OCS2015-38 pp.43-48 |
OPE, OCS, OFT (Joint) [detail] |
2015-02-20 08:55 |
Kagoshima |
|
Suppression of Differential Modal Gain by Two-Mode EDF with Ring-Type Index Profile Tsukasa Hosokawa, Kentaro Ichii, Katsuhiro Takenaga, Shoichiro Matsuo (Fujikura), Hirotaka Ono (NTT), Makoto Yamada (Osaka Prefecture Univ.) OCS2014-115 OPE2014-221 |
It is reported that a differential modal gain (DMG) and pumping-mode dependence of DMGs are suppressed by introducing ri... [more] |
OCS2014-115 OPE2014-221 pp.71-75(OCS), pp.105-109(OPE) |
OPE, OCS, OFT (Joint) [detail] |
2015-02-20 09:20 |
Kagoshima |
|
Study on gain control of MC-EDFA by using hybrid pumping of cladding- and core-direct-pumping schemes Hirotaka Ono (NTT), Makoto Yamada (Osaka Pref. Univ.), Tsukasa Hosokawa, Kentaro Ichii (Fujikura), Hiroji Masuda (Shimane Univ.), Soichi Kobayashi (Chitose Inst. of Sci. and Tech.) OCS2014-116 OPE2014-222 |
(Advance abstract in Japanese is available) [more] |
OCS2014-116 OPE2014-222 pp.77-81(OCS), pp.111-115(OPE) |
OCS, OFT (Joint) |
2014-08-28 14:25 |
Hokkaido |
Kushiro Royal Inn |
Crosstalk Measurement in Multi-core Fiber Amplifier by using Intensity-Modulated Light and Electrical Spectrum Analyzer Hirotaka Ono, Takayuki Mizuno, Hidehiko Takara (NTT), Kentaro Ichii, Katsuhiro Takenaga, Shoichiro Matsuo (Fujikura), Makoto Yamada (Osaka Prefecture Univ.), Yutaka Miyamoto (NTT) OCS2014-32 |
(Advance abstract in Japanese is available) [more] |
OCS2014-32 pp.7-12 |
OCS, OFT (Joint) |
2012-08-30 15:30 |
Hokkaido |
|
Optical fiber amplifier by using bundle of EDFs for multi-core fiber transmission Kyozo Tsujikawa, Lin Ma (NTT), Kentaro Ichii, Shoichiro Matsuo (Fujikura), Makoto Yamada (Osaka Prefecture University), Nobutomo Hanzawa, Hirotaka Ono (NTT) OFT2012-20 |
(Advance abstract in Japanese is available) [more] |
OFT2012-20 pp.9-13 |
ITE-BCT, OCS, OFT, IEE-CMN (Joint) [detail] |
2010-11-18 13:50 |
Osaka |
SEI Ikoma Seminar House |
Higher-order mode suppression in a bent large-mode-area multi-cladding fiber Shoji Tanigawa, Kentaro Ichii (Fujikura), Kunimasa Saitoh (Hokkaido Univ.), Yasuko Sugimoto, Shoichiro Matsuo, Munehisa Fujimaki (Fujikura) OFT2010-40 |
[more] |
OFT2010-40 pp.11-14 |
OFT |
2009-10-30 11:20 |
Oita |
|
Photodarkening in Ytterbium-Doped Silica Fibers Tomofumi Arai, Kentaro Ichii, Shoji Tanigawa, Shoichiro Matsuo (Fujikura) OFT2009-48 |
We have investigated the origin of photodarkening phenomenon in Al-Yb doped fibers by ESR, XAFS, and optical transmittan... [more] |
OFT2009-48 pp.69-72 |
OFT |
2004-10-15 13:15 |
Chiba |
Chiba Univercity |
Characteristics of low macrobending-loss SMF (FutureGuide®-SR15E) with low water peak Kentaro Ichii, Naritoshi Yamada, Munehisa Fujimaki (Fujikura) |
With the growth of the FTTH, the development of the optical fiber which allows small bend radius for the access network ... [more] |
OFT2004-45 pp.1-4 |