Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OPE, LQE, OFT, OCS |
2024-05-17 16:05 |
Online |
Online |
[Special Invited Talk]
Metasurface-based Coherent Receiver Insensitive to LO Polarization Takuo Tanemura, Kento Komatsu (Univ. Tokyo), Shota Ishimura (KDDI Research), Chun Ren, Go Soma (Univ. Tokyo), Hidenori Takahashi, Takehiro Tsuritani (KDDI Research), Masatoshi Suzuki (Waseda Univ.), Yoshiaki Nakano (Univ. Tokyo) |
(To be available after the conference date) [more] |
|
LQE, OPE, OCS |
2023-11-24 16:30 |
Online |
Online |
[Special Invited Talk]
Demonstration of 4-core Dual-polarization Optical Hybrid Using Dielectric Metasurface Kento Komtsu, Go Soma (Univ. of Tokyo), Shota Ishimura, Hidenori Takahashi, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research), Yoshiaki Nakano, Takuo Tanemura (Univ. of Tokyo) OCS2023-55 OPE2023-105 LQE2023-52 |
This technical report reviews the presentation of the ECOC2023 postdeadline paper Th.C.1.3. Spatially scalable metasurfa... [more] |
OCS2023-55 OPE2023-105 LQE2023-52 pp.30-33 |
PN |
2023-11-16 15:30 |
Ehime |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Free-space optical communications using photonic-crystal surface-emitting lasers Shota Ishimura (KDDI Research.), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research.), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research.), Susumu Noda (Kyoto Univ.) PN2023-41 |
Recently, the application of optical communication in space has been actively discussed. Compared to microwaves or milli... [more] |
PN2023-41 pp.27-32 |
OPE, LQE, OCS |
2022-11-18 16:05 |
Online |
Online |
[Special Invited Talk]
Proposal and Demonstration of Free-Space Optical Communication Using Lens-Free Photonic-Crystal Surface-Emitting Laser Shota Ishimura (KDDI Research), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research), Susumu Noda (Kyoto Univ.) OCS2022-57 OPE2022-92 LQE2022-55 |
In this talk, we present the first demonstration of free-space optical (FSO) communication using a photonic-crystal surf... [more] |
OCS2022-57 OPE2022-92 LQE2022-55 pp.25-29 |
OFT |
2022-10-14 15:20 |
Kanagawa |
Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
Analog IFoF Mobile Fronthaul based on SDM/WDM/SCM Accommodating 576 channel (1.314 Tbit/s) Wireless Signals Shinji Nimura, Kazuki Tanaka, Shota Ishimura, Kosuke Nishimura, Ryo Inohara, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research) OFT2022-36 |
We have demonstrated an analog IFoF-based mobile fronthaul with SCM, WDM, and SDM for the realization of cell-free massi... [more] |
OFT2022-36 pp.77-80 |
OFT, OCS, LSJ (Joint) [detail] |
2021-08-27 14:15 |
Online |
Online |
50.47-Tb/s Coupled 4-Core Fiber Transmission over 9,150 km Daiki Soma, Shohei Beppu, Yuta Wakayama, Seiya Sumita, Hidenori Takahashi, Noboru Yoshikane, Itsuro Morita, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research) OCS2021-10 |
Since optical submarine cable systems are a part of the global communications infrastructure, their total capacity must ... [more] |
OCS2021-10 pp.5-10 |
OPE, OCS, OFT (Joint) [detail] |
2021-02-18 15:50 |
Online |
Online |
Photonic generation of wideband electrical PM signal using the Armstrong method Shota Ishimura, Hsuan-Yun Kao, Kazuki Tanaka, Kosuke Nishimura, Ryo Inohara, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research, Inc.) OCS2020-43 OPE2020-80 |
Recently, there have been several reports on analog-based mobile front haul systems. We have also demonstrated high-fide... [more] |
OCS2020-43 OPE2020-80 pp.1-5(OCS), pp.21-25(OPE) |
OPE, LQE, OCS |
2019-11-11 16:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg (Tokyo) |
[Special Invited Talk]
SSBI-free SSB-DD transmission scheme using phase modulation for high-quality analog mobile fronthaul Shota Ishimura, Hsuan-Yun Kao, Kazuki Tanaka,, Kosuke Nishimura, Masatoshi Suzuki (KDDI Research) OCS2019-59 OPE2019-97 LQE2019-75 |
In this invited talk, we introduce a signal-to-signal beat interference (SSBI)-free direct-detection transmission system... [more] |
OCS2019-59 OPE2019-97 LQE2019-75 pp.37-41 |
OCS, CS (Joint) |
2019-01-17 15:05 |
Okinawa |
Nobumoto Ohama Memorial Hall (Ishigaki Island) |
[Special Invited Talk]
Technical Trends of Mobile Fronthaul/Backhaul from 5G and Beyond Kosuke Nishimura, Shota Ishimura, Abdelmoula Bekkali, Kazuki Tanaka, Haruhisa Hirayama, Yu Tsukamoto, Ryo Inohara, Shinobu Nanba, Masatoshi Suzuki (KDDI Research, Inc.) CS2018-91 |
(Advance abstract in Japanese is available) [more] |
CS2018-91 pp.25-30 |
MWP |
2017-11-09 15:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Broadband IF-over-Fiber Transmission with Parallel IM/PM Transmitter Overcoming Dispersion-Induced RF Power Fading for High-Capacity Mobile Fronthaul Links Shota Ishimura (KDDI Research, Inc), Byung Gon Kim (KAIST), Kazuki Tanaka, Kosuke Nishimura (KDDI Research, Inc), Hoon Kim, Yun C. Chung (KAIST), Masatoshi Suzuki (KDDI Research, Inc) MWP2017-47 |
We demonstrate a high-capacity IF-over-Fiber (IFoF) transmission using a parallel Intensity modulator (IM) /phase modula... [more] |
MWP2017-47 pp.13-17 |
MWP |
2017-05-11 14:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Invited Talk]
Optical and Radio Converged Access Network for Accommodating Mobile Services in Beyond-5G Era Kosuke Nishimura, Shinobu Nanba, Kazuki Tanaka, Shota Ishimura, Masatoshi Suzuki (KDDI Research) MWP2017-3 |
In this report, optical and radio converged access network for accommodating 5G and beyond mobile services is overviewed... [more] |
MWP2017-3 pp.13-17 |
OPE, EST, LQE, EMT, PN, MWP, IEE-EMT [detail] |
2017-01-18 13:45 |
Mie |
Iseshi Kanko Bunka Kaikan |
Transmission Experiment of Multiple LTE Signals by Radio-over-Fiber Kazuki Tanaka (KDDI Research), Byung Gon Kim (KAIST), Takashi Kobayashi, Bekkali Abdelmoula, Kosuke Nishimura (KDDI Research), Hoon Kim (KAIST), Masatoshi Suzuki (KDDI Research), Yun C. Chung (KAIST) PN2016-57 EMT2016-86 OPE2016-132 LQE2016-121 EST2016-96 MWP2016-70 |
The application of Centralized Radio Access Network (C-RAN) architecture to mobile base stations enable the cooperation ... [more] |
PN2016-57 EMT2016-86 OPE2016-132 LQE2016-121 EST2016-96 MWP2016-70 pp.93-96 |
OPE, EST, LQE, EMT, PN, MWP, IEE-EMT [detail] |
2017-01-18 14:10 |
Mie |
Iseshi Kanko Bunka Kaikan |
[Invited Talk]
Evolution of optical and mobile communication systems and future integration Masatoshi Suzuki (KDDI Research) PN2016-58 EMT2016-87 OPE2016-133 LQE2016-122 EST2016-97 MWP2016-71 |
[more] |
PN2016-58 EMT2016-87 OPE2016-133 LQE2016-122 EST2016-97 MWP2016-71 pp.97-102 |
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.) OCS2015-112 OPE2015-235 |
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) |
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) OCS2013-82 OPE2013-128 LQE2013-98 |
[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) OCS2012-103 OFT2012-75 OPE2012-193 |
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 |
OCS, OFT (Joint) |
2010-08-26 14:05 |
Hokkaido |
Asahikawa Tokiwa Shimin Hall |
Long reach coherent WDM PON using self polarization stabilization technique Takayuki Sano, Kazuki Tanaka (KDDI Labs), K. Y. Cho (KAIST), Akira Agata, Yukio Horiuchi, Masatoshi Suzuki (KDDI Labs), S. P. Jung, J. H. Chang, Y. Takushima, Y. C. Chung (KAIST) OCS2010-40 |
We propose a simple self-polarization-stabilization technique for the wave length-division-multiplexed passive optical n... [more] |
OCS2010-40 pp.27-30 |
OCS, NS, PN (Joint) |
2010-06-24 16:40 |
Akita |
Akita University |
[Tutorial Invited Lecture]
Technological Trends of Optical Submarine Cable Networks Masatoshi Suzuki (KDDI Labs) NS2010-32 OCS2010-14 PN2010-5 |
Optical submarine cable systems, which accommodate over 99% of total international traffic in Japan, are so-called soci... [more] |
NS2010-32 OCS2010-14 PN2010-5 pp.25-30(NS), pp.19-24(OCS), pp.25-30(PN) |
NS, OCS, PN (Joint) |
2009-06-25 17:40 |
Nagasaki |
Nagasaki Museum of History and Culture (Nagasaki) |
[Fellow Memorial Lecture]
Evolution of Ultra Long-Haul and Large Capacity Optical Transmission Systems
-- Past and Future -- Masatoshi Suzuki (KDDI R&D Labs Inc.) NS2009-35 OCS2009-14 PN2009-5 |
In past two decades, there were big technical breakthroughs in transoceanic undersea cable systems. The first is the in... [more] |
NS2009-35 OCS2009-14 PN2009-5 pp.25-32(NS), pp.23-30(OCS), pp.25-32(PN) |
OCS, OPE, LQE |
2005-11-03 15:45 |
Fukuoka |
|
160 Gbit/s-based field transmission experiments with single-polarization RZ-DPSK signals and simple PMD compensator Masahiro Daikoku (KDDI lab.), Tetsuya Miyazaki (NICT), Itsuro Morita, Hideaki Tanaka (KDDI lab.), Fumito Kubota (NICT), Masatoshi Suzuki (KDDI lab.) |
[more] |
OCS2005-52 OPE2005-82 LQE2005-90 pp.27-30 |
|