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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OCS, OFT, IEE-CMN, ITE-BCT (Joint) [detail] |
2023-11-10 13:50 |
Kyoto | (Primary: On-site, Secondary: Online) |
Estimation and localization of anomaly PDL in optical fiber link using longitudinal power profile estimation in coherent receiver Minami Takahashi, Takeo Sasai, Etsushi Yamazaki, Yoshiaki Kisaka (NTT)  OCS2023-47 |
We experimentally demonstrate fiber-longitudinal monitoring that visualizes polarization-wise signal power profiles. The... [more] | OCS2023-47 pp.20-23 |
| PN | 2023-08-30 10:50 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Interaction between Laser Phase Noise and Chromatic Dispersion in Subcarrier-Multiplexed Systems Kazato Satake, Yojiro Mori (Nagoya Univ.), Ryuta Shiraki (Kyoto Univ.), Hiroshi Hasegawa (Nagoya Univ.) PN2023-33 |
In order to cope with rapidly increasing communication traffic, spectral efficiency needs to be improved by means of ult... [more] | PN2023-33 pp.88-91 |
| LQE, OPE, CPM, EMD, R | 2023-08-24 14:40 |
Miyagi | Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
Silicon photonics COSA Yuriko Kawamura (NTT) R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 |
We present a silicon photonics COSA(coherent optical sub-assembly). The architecture of the silicon photonics chip and t... [more] | R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 pp.34-37 |
| PN, NS, OCS (Joint) |
2023-06-09 10:15 |
Kagawa | (Primary: On-site, Secondary: Online) |
Demonstration of Optical Network Tomography with Software Prototype
-- Anomaly Loss Monitoring and Fiber-Type Identification -- Ryu Shinzaki, Motohiko Eto, Kazuyuki Tajima, Kyosuke Sone, Setsuo Yoshida, Shoichiro Oda (Fujitsu), Inwoong Kim, Olga Vassilieva, Paparao Palacharla (FNC), Takeshi Hoshida (Fujitsu) OCS2023-18 |
As a monitoring technology for maintenance and operation efficiency improvement of the optical network system, we have i... [more] | OCS2023-18 pp.57-62 |
| PN | 2023-03-01 17:00 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Demonstration of Optical Switch Networks Using Digital Coherent Receivers Designed for Short-haul Transmission Systems Takumi Mitsuya, Takuama Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.), Ken-ichi Sato (AIST) PN2022-50 |
To process a large amount of network traffic within a datacenter, optical circuit switches are expected to be deployed. ... [more] | PN2022-50 pp.43-46 |
| 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 |
| NS | 2022-10-06 09:40 |
Hokkaido | Hokkaidou University + Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Low Computation-Complexity Digital Coherent Receivers for Short-Reach Optical Fiber Communication Systems Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) NS2022-90 |
To process increasing intra-datacenter traffic cost-effectively, it is urgent to expand the capacity of short-reach opti... [more] | NS2022-90 pp.60-63 |
| 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 | 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 |
| 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 |
| 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, PN, NS (Joint) |
2019-06-21 16:00 |
Iwate | MALIOS（Morioka） | 50.4 Tbit/s, L-band 480 ch-WDM, 128 QAM-160 km digital coherent optical transmission using an injection-locked homodyne receiver Takashi Kan, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OCS2019-19 |
Injection locking method enables us to realize precise optical carrier-phase synchronization between transmitted data an... [more] | OCS2019-19 pp.47-50 |
| OFT | 2018-10-11 14:00 |
Miyagi | Touhoku Univ. | [Poster Presentation]
12 bit/s/Hz, 58.2 Tbit/s, 256 QAM-160 km C-band WDM Transmission Using an Injection Locking Technique Takashi Kan, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OFT2018-28 |
Injection locking can realize precise carrier-phase synchronization between the transmitted data and a local oscillator ... [more] | OFT2018-28 pp.73-77 |
| LQE | 2018-07-12 15:45 |
Hokkaido | [Invited Talk]
What will be a compelling technology for beyond-400 Gbps systems; Devices vs. Packaging
-- Progress of InP-based Coherent Receivers and Future Prospect of Photonic Integrated Circuits -- Hideki Yagi, Naoko Inoue (SEI), Takuya Okimoto (SEDI), Takehiko Kikuchi (SEI) LQE2018-27 |
Currently, digital coherent transmission using spectrally-efficient modulation formats has been widely applied to not on... [more] | LQE2018-27 pp.29-32 |
|
| LQE | 2018-02-23 16:15 |
Kanagawa | [Invited Talk]
Technology trends of high-capacity optical transmission and expectations for optical receivers Hiroshi Onaka (Fujitsu) LQE2017-158 |
This paper outlines the next generation high-capacity optical ransmission technology and optical transceiver focusing on... [more] | LQE2017-158 pp.29-33 |
|
| CS, OCS (Joint) |
2018-01-30 08:50 |
Ehime | Ehime University | Feedback-control-free Adaptive Equalization Using Dual-polarization Pilot Tones for Optical Coherent Reception Tomoki Nishiyama, Shuai Yuan, Koji Igarashi (Osaka Univ.) OCS2017-73 |
We propose feedback-control-free adaptive equalization for optical coherent receivers. The polarization rotation and the... [more] | OCS2017-73 pp.37-41 |
| OCS, OPE, LQE | 2017-10-27 09:55 |
Kumamoto | Josaien, Sakuranobaba | Analyses of Receiver Sensitivity and Spectral Efficiency of Three-dimensional Optical Polarization Modulation/demodulation Schemes using Direct-detection-based Stokes-vector Receivers Kazuro Kikuchi (NIAD-QE) OCS2017-48 OPE2017-80 LQE2017-53 |
We can demodulate the multi-level polarization-modulation optical signal with Stokes-vector direct detection followed by... [more] | OCS2017-48 OPE2017-80 LQE2017-53 pp.61-66 |
| MWP, OPE, EMT, MW, EST, IEE-EMT [detail] | 2017-07-21 13:55 |
Hokkaido | Obihiro Chamber of Commerce and Industry | Frequency Response of Differential Mode O/E Conversion and Common Mode Rejection Ratio in Coherent Receivers Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.), Atsushi Kanno, Naokatsu Yamamoto (NICT) EMT2017-38 MW2017-63 OPE2017-43 EST2017-40 MWP2017-40 |
A typical coherent receiver consists of two 90-degree optical hybrid mixers, four sets of balanced photo-detectors (PDs)... [more] | EMT2017-38 MW2017-63 OPE2017-43 EST2017-40 MWP2017-40 pp.183-188 |
| OPE, MW, EMT, MWP, EST, IEE-EMT [detail] | 2016-07-21 14:20 |
Hokkaido | Frequency response of differential mode O/E conversion and common mode rejection ratio in coherent receivers Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.), Atsushi Kanno, Naokatsu Yamamoto (NICT) EMT2016-12 MW2016-43 OPE2016-24 EST2016-13 MWP2016-14 |
A typical coherent receiver consists of two 90-degree optical hybrid mixers, four sets of balanced photo-detectors (PDs)... [more] | EMT2016-12 MW2016-43 OPE2016-24 EST2016-13 MWP2016-14 pp.37-42 |
|
| OPE, LQE, OCS | 2015-10-29 16:30 |
Oita | Beppu International Convention Center | A Construction Method and Basic Characteristic Evaluation of Optical 8-Dimensional Modulation Using-Square-QAM Masanori Nakamura, Mitsuteru Yoshida, Kazushige Yonenaga, Akira Hirano (NTT) OCS2015-53 OPE2015-103 LQE2015-72 |
In photonic transport networks, highly spectrally efficient modulation formats are required to meet the demands imposed ... [more] | OCS2015-53 OPE2015-103 LQE2015-72 pp.59-64 |
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