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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| OCS, CS (Joint) |
2023-01-12 13:25 |
Fukuoka | CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
[Invited Talk]
Digital Coherent Technology for Short-Range Optical Communications Toward Beyond 400G Hiroshi Miura, Junichi Suzuki, Nobuo Ohata, Keita Mochizuki, Naoki Suzuki (Mitsubishi Electric) OCS2022-60 |
Digital coherent transmission technology is expected to expand its application to short-haul optical communication appli... [more] | OCS2022-60 pp.2-5 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] | 2021-11-19 11:15 |
Online | Online | [Invited Talk]
Recent progress of coherent free-space optical communications Chao Zhang (Shimane Univ.), Kota Uyama, Zheyuan Zhang, Sze Yun Set, Shinji Yamashita (Univ. of Tokyo) OFT2021-54 |
Free-space optical communication is preferred for its advantages over radio frequency wireless communication, such as no... [more] | OFT2021-54 pp.17-22 |
| OPE, OCS, OFT (Joint) [detail] |
2021-02-19 09:25 |
Online | Online | The detection method of incoherent light using optical fiber Yuyuan Cheng, Naoto Kishi (UEC) OFT2020-62 OPE2020-83 |
In a visible light communication system, detection of diverged optical signal in space is required after confirming the ... [more] | OFT2020-62 OPE2020-83 pp.30-33(OFT), pp.35-38(OPE) |
| OFT, ITE-BCT, OCS, IEE-CMN [detail] | 2020-11-12 16:50 |
Online | Online | Multi-Channel Simultaneous Encryption in WDM Systems of PSK Y-00 Quantum Stream Cipher Ken Tanizawa, Fumio Futami (Tamagawa Univ.) OCS2020-26 |
Tapping from an optical fiber link is a potential security risk in optical communication systems. Physical layer encrypt... [more] | OCS2020-26 pp.15-20 |
| 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 |
| 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 |
| OPE, LQE, OCS | 2018-10-19 13:55 |
Saga | Channel Capacity in Quantum-Noise-Limited Optical Communication Systems Kazuro Kikuchi (NIAD-QE) OCS2018-47 OPE2018-83 LQE2018-72 |
In this paper, we analyze the bit-error rate (BER) and mutual information characteristics of intensity modulation/direct... [more] | OCS2018-47 OPE2018-83 LQE2018-72 pp.105-110 |
|
| LQE | 2018-07-12 15:15 |
Hokkaido | [Invited Talk]
What will be a compelling technology for beyond-400 G systems; Devices vs. Packaging
-- Laser chips used in Intra- and inter- Data Centers -- Toshimitsu Kaneko (SUMITOMO ELECTRIC) LQE2018-25 |
400G is now a hot topic in high speed optical fiber communications behind increasing data traffic especially around Data... [more] | LQE2018-25 pp.21-24 |
|
| OCS, OFT, OPE (Joint) [detail] |
2017-02-17 11:45 |
Osaka | Osaka Prefecture University(I-site Nanba) | Coherent optical network systems employing seed lightwave distribution Jun Sakaguchi, Motohiro Kumagai, Ying Li, Tetsuya Ido, Yoshinari Awaji, Naoya Wada (NICT) OCS2016-78 OPE2016-171 |
We have developed a new network system for efficient realization of WDM high-order QAM optical communications, enabled b... [more] | OCS2016-78 OPE2016-171 pp.37-42(OCS), pp.59-64(OPE) |
| CS, OCS (Joint) |
2016-01-22 13:05 |
Kagoshima | Kagoshima University, Korimoto Campus, Inamori Auditorium | Dispersion Tolerance Improvement on Transmission of 16-QAM signals Interleaved with Reference Light by Adjustment of Electric Field Amplitude Naotaka Ishimura, Yasuhiro Okamura (Tokushima Univ.), Masanori Hanawa (Yamanashi Univ.), Atsushi Takada (Tokushima Univ.) OCS2015-97 |
We propose an adjustment of electric field amplitude ratio (EAR) between 16-quadrature amplitude modulation (16QAM) sign... [more] | OCS2015-97 pp.51-56 |
| ITE-BCT, OCS, OFT, IEE-CMN (Joint) [detail] |
2014-11-14 13:00 |
Hiroshima | Digital coherent optical receivers using analog-to-digital conversion at the symbol rate Kazuro Kikuchi (Univ. of Tokyo) OCS2014-87 |
This paper discusses the principle of clock extraction and requirements for the sampling rate of AD converters in digita... [more] | OCS2014-87 pp.65-70 |
|
| OCS | 2014-07-31 10:45 |
Tokyo | Tokyo Institute of Technology | A study on measurement of laser spectrum purities
-- relations between linewidth measurement and optical frequency noise spectrum -- Makoto Shikata, Tsuneo Mori, Kazuhiro Fukao, Makoto Inagaki (SYCATUS) OCS2014-28 |
Optical spectrum linewidth is a basic parameter to evaluate spectrum purities of lasers for optical communications, howe... [more] | OCS2014-28 pp.15-20 |
| MWP, EMT, PN, LQE, OPE, EST, IEE-EMT [detail] | 2014-01-23 13:50 |
Kyoto | Doshisha University | Demonstration of an offline PDM-16QAM coherent burst-mode receiver in a 10 Tbit/s optical switching node Jose Manuel Delgado Mendinueta, Satoshi Shinada, Naoya Wada (NICT) PN2013-56 OPE2013-170 LQE2013-156 EST2013-105 MWP2013-76 |
A burst-mode PDM-16QAM digital receiver, implemented offline in MATLAB, is demonstrated. We test the receiver digital si... [more] | PN2013-56 OPE2013-170 LQE2013-156 EST2013-105 MWP2013-76 pp.119-122 |
| LQE, OCS, OPE | 2013-10-24 - 2013-10-25 |
Fukuoka | Improvement of Receiving Sensitivity using Multi-optical-detector in Optical Fiber Communications Yukiyoshi Kamio (NICT) OCS2013-72 OPE2013-118 LQE2013-88 |
We proposed diversity combine scheme using multi-optical-detector and phase-shifted local optical source to improve rece... [more] | OCS2013-72 OPE2013-118 LQE2013-88 pp.113-115 |
|
| OFT, OCS (Joint) |
2013-08-23 15:15 |
Hokkaido | Pre-dispersed Mutual Phase-conjugation Scheme for Fiber-nonlinearity Mitigation in Coherent Optical Communication Systems
-- Proposal and Analysis of Parallel Back-propagation Method -- Hongbo Lu, Kazuro Kikuchi (Univ. of Tokyo) OCS2013-46 |
We propose and analyze an effective and practical method for mitigating signal distortion caused by fiber nonlinearity. ... [more] | OCS2013-46 pp.55-60 |
|
| PN | 2013-08-09 10:55 |
Hokkaido | Hokkaido University | Fast Equalizer Kernel Initialization for Coherent PDM-QPSK Burst-mode Receivers Based on Stokes Estimator Jose Manuel Delgado Mendinueta, Benjamin J. Puttnam, Ruben S. Luis, Satoshi Shinada, Naoya Wada (NICT) PN2013-19 |
A novel algorithm for polarization estimation in Stokes space is proposed. This algorithm is intended for coherent burst... [more] | PN2013-19 pp.63-66 |
| OCS | 2013-07-25 17:45 |
Tokyo | Sumida-Sangyo-Kaikan | Multi-level signaling in the Stokes space and its application to large-capacity coherent optical transmission Kazuro Kikuchi (Univ. of Tokyo), Shojiro Kawakami (Photonic Lattice) OCS2013-28 |
The Stokes vector of an optical signal does not depend on its absolute phase but is dependent on the relative phase and ... [more] | OCS2013-28 pp.49-54 |
| OCS | 2013-07-26 09:00 |
Tokyo | Sumida-Sangyo-Kaikan | [Tutorial Invited Lecture]
Fundamentals of Digital Coherent Optical Communication Systems Kazuro Kikuchi (Univ. of Tokyo) OCS2013-29 |
The new technology called Digital Coherent Optical Communications has recently emerged, combining ultrafast digital sign... [more] | OCS2013-29 pp.55-60 |
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