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All Technical Committee Conferences (Searched in: All Years)
| 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 |
| 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 |
| 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 |
| 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 |
| OFT, OCS, LSJ (Joint) [detail] |
2017-09-01 15:55 |
Hokkaido | Hokkaido Univ. | Low loss splice between large effective area ring-core fiber and standard effective area fiber with fluorine-doped cladding Masato Suzuki, Yoshiaki Tamura, Yoshinori Yamamoto, Takemi Hasegawa (Sumitomo Electric) OCS2017-35 |
We achieved a splice loss as low as 0.08 dB between a large effective area (Aeff = 148 µm2) fiber and a standard Ae... [more] | OCS2017-35 pp.67-72 |
| OCS, OPE | 2017-05-12 14:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg(Tokyo) | [Invited Talk]
Report on OFC2017
-- Optical Fibers -- Tetsuya Hayashi, Takemi Hasegawa, Masato Suzuki, Tetsuya Nakanishi (Sumitomo Electric) OCS2017-4 OPE2017-4 |
This paper reports the topics of the optical fibers and their related technologies presented in OFC2017, held in Los Ang... [more] | OCS2017-4 OPE2017-4 pp.13-16 |
| OCS, OPE | 2017-05-12 16:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg(Tokyo) | [Special Invited Talk]
Lowest-Ever 0.1419-dB/km Loss Optical Fiber Yoshiaki Tamura, Hirotaka Sakuma, Keisei Morita, Masato Suzuki, Yoshinori Yamamoto, Kensaku Shimada, Yuya Honma, Kazuyuki Sohma, Takashi Fujii, Takemi Hasegawa (Sumitomo Electric) OCS2017-9 OPE2017-9 |
This technical report reviews the OFC2017 postdeadline paper Th5D.1. Lowest-ever 0.1419 dB/km loss at 1560 nm wavelength... [more] | OCS2017-9 OPE2017-9 pp.31-32 |
| OCS, OFT, LSJ (Joint) [detail] |
2016-08-25 14:05 |
Hokkaido | Chitose-alcadia plaza | 125μm-cladding coupled four-core fiber realizing low loss and low spatial mode dispersion Yoshiaki Tamura, Tetsuya Hayashi, Takemi Hasegawa, Toshiki Taru (SEI) OCS2016-25 |
This talk will review our newly developed 125-μm-cladding coupled four-core fibers realized the ultra-low spatial mode d... [more] | OCS2016-25 pp.1-6 |
| OCS, OFT (Joint) |
2010-08-27 09:35 |
Hokkaido | Asahikawa Tokiwa Shimin Hall | Detection of reflection markers in long distance and high spatial resolution using Pulse-OCDR Kazuya Masuda (Sei Optifrontier Co,Ltd), Takahumi Ohtsuka, Takemi Hasegawa, Tomohiko Kanie, Akira Inoue (Sumitomo Electric Industries, Ltd.) OCS2010-46 |
(Advance abstract in Japanese is available) [more] | OCS2010-46 pp.59-62 |
| NS, OCS (Joint) |
2007-01-26 09:30 |
Miyazaki | Al2O3-SiO2 Core Highly Nonlinear Dispersion-shifted Fiber with Suppressed Brillouin Gain. Tetsuya Nakanishi, Masato Tanaka, Takemi Hasegawa, Masaaki Hirano, Toshiaki Okuno, Masashi Onishi (Sumitomo Electric) OCS2006-81 |
Highly nonlinear fiber is expected to be one of the best candidates for signal processing devices of high-speed telecomm... [more] | OCS2006-81 pp.41-46 |
|
| OCS, OFT | 2004-08-26 16:40 |
Hokkaido | Muroran Institute of Technology | Low dispersion-slope NZDSF for economical DWDM transmission in metro networks Toshiaki Okuno, Masato Tanaka, Kazuyuki Sohma, Yoshinori Yamamoto, Takemi Hasegawa, Hitoshi Hatayama, Takashi Sasaki, Eisuke Sasaoka, Masashi Onishi (SEI) |
[more] | OCS2004-66 OFT2004-29 pp.73-76 |
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