Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OCS, PN, NS (Joint) |
2022-06-10 13:25 |
Online |
Online |
Decoding Complexity Reduction of Forward Error Correction by Channel-polarized Multilevel Coding Takeshi Kakizaki, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka (NTT) OCS2022-11 |
In a digital coherent optical communication system, it is necessary to design a forward error correction (FEC) and modul... [more] |
OCS2022-11 pp.6-11 |
SANE |
2022-05-24 15:00 |
Kanagawa |
Information Technology R & D Center, MITSUBISHI Electric Corp. (Primary: On-site, Secondary: Online) |
Applications of Optical Communication Technologies to Space/Defense Areas Yoshiaki Konishi, Junya Nishioka, Takatoshi Akamatsu, Keisuke Matsuda, Hayato Sano, Yukari Takada, Shota Koshikawa, Masashi Binkai, Yuta Binkai, Tsuyoshi Yoshiad, Naoki Suzuki (Mitsubishi Electric) SANE2022-10 |
High-capacity fiber-optic communication systems employ coherent detection assisted by digital signal processing, called ... [more] |
SANE2022-10 pp.50-55 |
PN |
2022-03-02 15:55 |
Online |
Online |
Application of polarization-independent subtractive interference cancellation algorithm for same-band and bidirectional coherent communication Mizuki Inagaki, Takahiro Kodama (Kagawa Univ.) PN2021-84 |
When a single core and the same band bidirectional transmission is performed in a passive optical network (PON) for mobi... [more] |
PN2021-84 pp.169-173 |
OCS, CS (Joint) |
2022-01-14 11:25 |
Yamaguchi |
Conference room 204A・B at KDDI Ishin-hall (Primary: On-site, Secondary: Online) |
Application Study of Downlink Coherent Method and Uplink SIMO Reception in TWDM-PON System with Link Redundancy Tomoya Nakagawa (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) OCS2021-37 |
A 40 Gbit/s class time division multiple access passive optical network (TWDM-PON: Time and wavelength division multiple... [more] |
OCS2021-37 pp.22-27 |
OCS, CS (Joint) |
2022-01-14 13:35 |
Yamaguchi |
Conference room 204A・B at KDDI Ishin-hall (Primary: On-site, Secondary: Online) |
[Invited Talk]
>100-Tb/s Capacity Wideband WDM Optical Transmission Technologie Fukutaro Hamaoka (NTT) OCS2021-38 |
This paper reviews trends in wideband WDM optical transmission technology for increasing the capacity of optical transmi... [more] |
OCS2021-38 pp.28-31 |
MWP |
2021-11-26 16:10 |
Online |
Online |
[Invited Talk]
Field Demonstration of Eye-safe High Capacity FSO system with Multi-aperture Transmission and Digital Coherent Reception Keisuke Matsuda, Masashi Binkai, Shota Koshikawa, Tsuyoshi Yoshida, Hayato Sano, Yoshiaki Konishi, Naoki Suzuki (Mitsubishi Electric Corp.) MWP2021-34 |
We demonstrated a 9-aperture transmit and single aperture receive FSO system transmitting 35 wavelength division multipl... [more] |
MWP2021-34 pp.22-26 |
OFT, OCS, IEE-CMN, ITE-BCT [detail] |
2021-11-18 13:45 |
Online |
Online |
[Invited Talk]
High-capacity and Long-haul WDM Transmission using PPLN-based Optical Parametric Inline Amplifier Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takushi Kazama, Takeshi Umeki, Ryoichi Kasahara, Fukutaro Hamaoka, Yutaka Miyamoto (NTT) OCS2021-29 |
Expansion of the optical band used for wavelength division multiplexing (WDM) is a key to increasing the capacity of opt... [more] |
OCS2021-29 pp.5-8 |
OCS, OPE, LQE |
2021-11-12 16:05 |
Online |
Online |
[Special Invited Talk]
Ultra-high-speed Signal Generation and Detection Technologies for Long-Haul Transmission Systems over 1-Tbps/λ Net-Data Rate Masanori Nakamura (NTT) OCS2021-26 OPE2021-46 LQE2021-25 |
We discuss the theoretical and practical aspects of high symbol-rate signal optimization techniques for realizing a >1-T... [more] |
OCS2021-26 OPE2021-46 LQE2021-25 pp.24-27 |
PN |
2021-08-31 14:50 |
Online |
Online |
Evaluation of power adaptive IQ multiplexed 16QAM method for downlink transmission of coherent PON system Mizuki Inagaki (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) PN2021-24 |
In the downlink transmission of a coherent PON system using QAM modulation, when IQ multiplexing, which allocates I-axis... [more] |
PN2021-24 pp.69-73 |
PN |
2021-08-31 15:15 |
Online |
Online |
Estimation of Transmitter IQ Imbalance in Digital Coherent Communication Systems Naoki Tsuchida, Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2021-25 |
To satisfy the ever-increasing traffic demand in a cost-effective manner, the transmission capacity per wavelength needs... [more] |
PN2021-25 pp.74-79 |
PN, NS, OCS (Joint) |
2021-06-25 15:25 |
Online |
Online |
Full-coupling or half-split switchable point-to-multipoint optical transmission system Tomoya Nakagawa, Tetsuji Goto (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) OCS2021-7 |
Recently, a point-to-multipoint network configuration with disaster resistance is required in the mobile front hall conn... [more] |
OCS2021-7 pp.29-34 |
PN |
2021-03-01 14:30 |
Online |
Online |
[Invited Lecture]
Wide-band WDM Inline-amplified Transmission by Optical Parametric Amplifier using PPLN Waveguides Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takeshi Umeki, Takushi Kazama, RYoichi Kasahara, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto (NTT) PN2020-44 |
To increase the capacity of optical transmission systems, it is important to improve a spectral efficiency by utilizing ... [more] |
PN2020-44 pp.15-19 |
SR |
2021-01-25 11:00 |
Online |
Online |
[Invited Talk]
Toward optical and wireless integrated full-coherent access network Toshihiko Hirooka, Keisuke Kasai, Masato Yoshida, Masataka Nakazawa (Tohoku Univ.) SR2020-49 |
We have proposed a coherently-linked optical and wireless transmission system toward a large-capacity radio access netwo... [more] |
SR2020-49 pp.15-20 |
OCS, CS (Joint) |
2021-01-14 13:55 |
Online |
Online |
A Study on Q Performance for 400 Gb/s Signals under SOP Variation and Tight Optical Filtering in Cascaded Node Optical Transmission Shun Chikamori, Masashi Binkai, Tsuyoshi Yoshida, Kiyoshi Onohara, Naoki Suzuki (Mitsubishi Electric) OCS2020-28 |
We experimentally evaluated the impact of fast state of polarization (SOP) variations on the received Q-factor of 400 Gb... [more] |
OCS2020-28 pp.7-11 |
OCS, CS (Joint) |
2021-01-14 14:20 |
Online |
Online |
Study of the Effect of Single Near-end Reflection on Bidirectional Transmission of QPSK/OOK Asymmetrically Modulated Signals in the Same Bandwidth Tetsuji Goto, Takahiro Kodama, Masahiko Jinno (Kagawa Univ.) OCS2020-29 |
In recent years, PON systems for mobile front halls are required to have a larger capacity due to wireless terminal base... [more] |
OCS2020-29 pp.12-17 |
OFT |
2020-10-09 13:25 |
Online |
Online |
[Invited Talk]
Digital Coherent PSK Y-00 Quantum Stream Cipher for Secure Optical Fiber Communications Ken Tanizawa, Fumio Futami (Tamagawa Univ.) OFT2020-32 |
Tapping from an optical fiber link is a potential security risk in optical communication systems. Physical layer encrypt... [more] |
OFT2020-32 pp.97-102 |
CS, OCS (Joint) |
2020-01-16 11:40 |
Oita |
Beppu Housensou Hotel (Oita Pref.) |
Performance evaluation of spectrally slicing and synthesizing method for measuring complex field waveforms of optical QAM signals Yasuhiro Kawabata, Koji Igarashi (Osaka Univ.) OCS2019-69 |
Measuring complex amplitude of optical signals is one of essential techniques in optical coherent quadrature amplitude m... [more] |
OCS2019-69 pp.25-30 |
OCS, LQE, OPE |
2019-10-18 10:20 |
Kagoshima |
|
Intelligent Monitoring of Optical Fiber Transmission Using Sparse Coding Takayuki Nakachi, Yitu Wang, Tetsuro Inui, Takafumi Tanaka, Takahiro Yamaguchi, Katsuhiro Shimano (NTT) OCS2019-42 OPE2019-80 LQE2019-58 |
This paper proposes a sparse coding-based intelligent constellation diagram analyzer for optical fiber communications. I... [more] |
OCS2019-42 OPE2019-80 LQE2019-58 pp.77-82 |
PN |
2019-08-26 13:10 |
Hokkaido |
Kanpo-No-Yado Otaru |
[Invited Talk]
Research and Development of Beyond 400 Gbit/s Optical Trasnsmission Systems Hideki Maeda (NTT NS Lab.) PN2019-15 |
NTT was the first in the world to develop new technologies, promoted research and development of economical and reliable... [more] |
PN2019-15 pp.31-36 |
LQE, OPE, CPM, EMD, R |
2019-08-22 13:30 |
Miyagi |
|
[Invited Talk]
Progress of InP-based Monolithically Integrated Photonic Devices and Future Prospect Towards Beyond Tbps Era Hideki Yagi (SEI) R2019-20 EMD2019-18 CPM2019-19 OPE2019-47 LQE2019-25 |
InP-based photonic devices have yielded the monolithic integration of
various functionalities in addition to miniaturi... [more] |
R2019-20 EMD2019-18 CPM2019-19 OPE2019-47 LQE2019-25 pp.5-9 |