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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] | 2022-07-19 15:45 |
Hokkaido | Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Fundamental Characteristic Measurements of Electroabsorption Modulator Integrated Laser Diode for Vector Modulation Yuki Seto (Waseda Univ.), Keizo Ingaki (NICT), Tetsuya Kawanishi (Waseda Univ.)  EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 |
We measured the fundamental characteristics of an EA modulator integrated laser diode for vector modulation of light. Di... [more] | EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 pp.99-102 |
| 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 | 2022-03-01 13:50 |
Online | Online | Multifunctional and High-Performance Digital Coherent Receivers Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2021-60 |
To process steeply increasing internet traffic cost-effectively, it is urgent to increase the capacity of optical fiber ... [more] | PN2021-60 pp.42-46 |
| PN | 2022-03-02 09:50 |
Online | Online | Initial study of pseudo-phase noise-based symbol masked polarization-multiplexed M-QAM signal using a time-spreading encryption key Keiji Shimada, Mizuki Inagaki, Takahiro Kodama (Kagawa Univ.) PN2021-70 |
In recent years, a common key cryptosystem for the physical layer has been introduced in digital signals to keep the dat... [more] | PN2021-70 pp.92-97 |
| PN | 2022-03-02 15:10 |
Online | Online | Experimental study of all double link failure tolerant path pair shared protection for fully coupled/half-split switchable point-to-multipoint optical NW Tomoya Nakagawa, Mizuki Inagaki, Takahiro Kodama (Kagawa Univ.) PN2021-82 |
A more reliable point-to-multipoint optical communication network is required in the mobile fronthaul of Beyond 5G, whic... [more] | PN2021-82 pp.156-161 |
| 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 11:00 |
Yamaguchi | Conference room 204A・B at KDDI Ishin-hall (Primary: On-site, Secondary: Online) |
Study of the Amount of Mutual Information of Secure Polarization Multiplexed M-QAM Signal with Symbol Placement Retention Masking Method Keiji Shimada, Mizuki Inagaki, Takahiro Kodama (Kagawa Univ.) OCS2021-36 |
In recent years, optical communication transceivers have been required to have high confidentiality for data. A shared k... [more] | OCS2021-36 pp.16-21 |
| 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, NS, OCS (Joint) |
2021-06-25 15:50 |
Online | Online | Study of the Effect on Soft-decision Decoding of the Coherent M-QAM using Multi-stage symbol Placement Retention Masking Keiji Shimada, Masahiro Misumi, Takahiro Kodama (Kagawa Univ.) OCS2021-8 |
In recent digital coherent optical communication systems, to keep data highly confidential, research is being conducted ... [more] | OCS2021-8 pp.35-39 |
| OFT | 2021-05-14 13:45 |
Online | Online | BER performance improvement of ultrahigh-speed coherent Nyquist pulse transmission using low-nonlinearity, dispersion-compensated transmission line with chirped FBG and LCoS Kosuke Kimura, Masato Yoshida, Keisuke Kasai, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OFT2021-7 |
We demonstrate a low-nonlinearity, dispersion-compensated transmission line composed of a chirped FBG and an LCoS device... [more] | OFT2021-7 pp.27-30 |
| 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 |
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