Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NS, RCS (Joint) |
2023-12-15 17:10 |
Fukuoka |
Kyushu Institute of Technology Tobata campus, and Online (Primary: On-site, Secondary: Online) |
A Study of Q-drop Identification by Analyzing Receiver-Side Quality Data for Optical Transmission Systems Kohei Watanabe, Hiroshi Yamamoto, Hiroki Date, Daisaku Shimazaki (NTT), Yutaka Fukuchi, Hideki Maeda (TUS) NS2023-153 |
High reliability is required for optical transmission systems, which are widely deployed as the network infrastructure f... [more] |
NS2023-153 pp.157-162 |
SCE |
2023-10-30 15:45 |
Miyagi |
RIEC, Tohoku Univ. (Primary: On-site, Secondary: Online) |
Demonstration of a Fast Modulated Microwave SQUID Multiplexer Readout of Optical Transition Edge Sensors Ryota Hayakawa (KEK), Daiji Fukuda, Kaori Hattori, Fuminori Hirayama, Takahiro Kikuchi, Satoshi Kohjiro, Akira Sato, Hirotake Yamamori (AIST) SCE2023-15 |
Optical-TES is a TES based detector optimized for the visible to near-infrared wavelength range.
Recently, it begins t... [more] |
SCE2023-15 pp.16-20 |
RCS |
2023-06-15 15:35 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Randomized DFT Spread Spectrally Efficient Frequency Division Multiplexing and Low-Complexity Expectation-Propagation Detection Kazuki Komatsu (Toyohashi Univ. of Tech.), Shun Kojima (Univ. of Tokyo), Hideyuki Uehara (Toyohashi Univ. of Tech.) RCS2023-59 |
Spectrally-efficient frequency division multiplexing (SEFDM) can transmit the same amount of data in a narrower bandwidt... [more] |
RCS2023-59 pp.182-187 |
SR, UWT (Joint) |
2023-01-26 15:50 |
Tokyo |
Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
Differential OFDM Software MODEMs for Underwater Acoustic Communications Taichi Fujita, Kouichi Hashimoto, Hiroshi Kubo (Ritsumeikan Univ.) |
It is well-known that underwater acoustic communications (UWACs) play an important role in underwater mobile communicati... [more] |
|
SR, UWT (Joint) |
2023-01-26 16:15 |
Tokyo |
Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
Double Differential OFDM Employing Decision-Feedback Multiple Deferential Detection for Time-varying Doppler Shift Koki Toyoda, Hiroshi Kubo (Ritsumeikan Univ.) |
This paper discusses doubly differential orthogonal frequency division multiplexing (D2OFDM) for underwater acoustic com... [more] |
|
IT, RCS, SIP |
2023-01-25 14:10 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Differential OFDM with Parallel Blind Demodulation Employing Different Re-Samplers for Underwater Acoustic Communications Taichi Fujita, Hiroshi Kubo (Ritsumeikan Univ.) IT2022-63 SIP2022-114 RCS2022-242 |
Underwater acoustic communications (UWAC) suffer from double selectivity, where doubly-selective channels suffer from se... [more] |
IT2022-63 SIP2022-114 RCS2022-242 pp.196-201 |
OFT |
2023-01-19 15:35 |
Kyoto |
Campas Plaza Kyoto (Primary: On-site, Secondary: Online) |
Influence of Integral Circuit and AD Converter on Eye Pattern Observation Method of Nyquist WDM Signal Using Optical Correlation Detection Kohei Ikehata (Osaka Prefecture Univ.), Yuji Miyoshi, Hirokazu Kubota (Osaka Metropolitan Univ.) OFT2022-44 |
Optical signals used in optical communications are becoming wider band and faster as communication demand increases. In ... [more] |
OFT2022-44 pp.7-12 |
RCS |
2022-10-28 09:00 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
Performance Evaluation of Large Spectrally Efficient Frequency Division Multiplexing with Haar Precoding and Its Parallel Interference Cancellation and Detection Based on Expectation Propagation Kazuki Komatsu (NICT), Shun Kojima (Univ. Tokyo), Takeshi Matsumura (NICT) RCS2022-141 |
By narrowing the frequency spacing of each subcarrier, spectrally-efficient frequency division multiplexing (SEFDM) can ... [more] |
RCS2022-141 pp.59-64 |
SAT, RCS (Joint) |
2022-08-26 10:15 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
Constant Amplitude Modulation for NOMA-OFDM Wireless Communications Wang Zihan, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) RCS2022-115 |
In wireless communications, non-orthogonal multiple access (NOMA), which combines and transmit multiple user signals, ca... [more] |
RCS2022-115 pp.102-107 |
OPE, LQE, OCS |
2022-05-13 13:55 |
Online |
Online |
[Invited Talk]
Report on OFC2022
-- Optical Network -- Katsuaki Higashimori, Takafumi Tanaka (NTT) OCS2022-3 OPE2022-3 LQE2022-3 |
We report on technology trends in optical networking at OFC2022 (March 6-10, 2022), which was held in a hybrid on-site/v... [more] |
OCS2022-3 OPE2022-3 LQE2022-3 pp.10-13 |
OCS, CS (Joint) |
2022-01-14 10:00 |
Yamaguchi |
Conference room 204A・B at KDDI Ishin-hall (Primary: On-site, Secondary: Online) |
A study on the configuration of wide dynamic range burst-mode signals detection for digital coherent reception. Ryo Koma, Kazutaka Hara, Jun-ichi Kani, Tomoaki Yoshida (NTT) CS2021-71 |
In the uplink transmission of the time division multiplexing-based passive optical network (TDM-PON) system using the di... [more] |
CS2021-71 pp.19-24 |
RCS |
2021-06-24 13:30 |
Online |
Online |
Comparison of Differential OFDM Systems Employing Multiple Differential Detection with Channel Prediction in Doubly Selective Channels Taichi Fujita, Kota Iwamoto, Hiroshi Kubo (Ritsumeikan Univ.) RCS2021-56 |
In this paper, we compare the performance of differential orthogonal frequency division multiplexing (OFDM) for underwat... [more] |
RCS2021-56 pp.163-168 |
RCS |
2021-06-24 13:40 |
Online |
Online |
A Transmission Efficiency Improvement Scheme for Software Acoustic MODEMs of Differential OFDM Koki Toyoda, Hiroshi Kubo (Ritsumeikan Univ.) RCS2021-57 |
This paper discusses differential orthogonal frequency division multiplexing (DOFDM) software modems for underwater acou... [more] |
RCS2021-57 pp.169-174 |
CS, CQ (Joint) |
2021-05-14 09:50 |
Online |
On-line |
Proposal of Channel Matrix Estimation by Using Neural Networks on Wavelength Division Multiplexing Optical Wireless Communication Masaki Inomata, Saki Shibata, Takanori Iwamatsu, Saeko Oshiba (KIT) CS2021-8 |
This paper describes a wavelength division multiplexing (WDM) - optical wireless communication (OWC) system
using orth... [more] |
CS2021-8 pp.25-30 |
OPE, OCS, OFT (Joint) [detail] |
2021-02-19 13:55 |
Online |
Online |
Application of distributed vibration sensing based on frequency-division-multiplex phase OTDR to monitoring an installed aerial optical fiber cable state Yoshifumi Wakisaka, Daisuke Iida, Tatsuya Okamoto, Yusuke Koshikiya, Nazuki Honda (NTT) OFT2020-69 OPE2020-90 |
Researches on distributed vibration sensing (DVS) to closely visualize optical fiber cable states have been developed fo... [more] |
OFT2020-69 OPE2020-90 pp.62-65(OFT), pp.67-70(OPE) |
SAT, RCS (Joint) |
2020-08-21 15:35 |
Online |
Online |
Differential trellis-coded OFDM employing multiple differential detection with channel prediction for severe doubly-selective environment Kota Iwamoto, Tetsuro Kubo, Hiroshi Kubo (Ritsumeikan Univ.) RCS2020-89 |
This paper proposes differential trellis-coded orthogonal frequency division multiplexing (OFDM) for severe time and fre... [more] |
RCS2020-89 pp.55-60 |
HWS, VLD [detail] |
2020-03-06 17:15 |
Okinawa |
Okinawa Ken Seinen Kaikan (Cancelled but technical report was issued) |
Circuit Architecture Exploration for Optical Neural Network based on Integrated Nanophotonics Naoki Hattori, Yutaka Masuda, Tohru Ishihara (Nagoya Univ.), Jun Shiomi (Kyoto Univ.), Akihiko Shinya, Masaya Notomi (NTT) VLD2019-137 HWS2019-110 |
With a rapid progress of the integrated nanophotonics technology, optical neural networks
based on the integrated nano... [more] |
VLD2019-137 HWS2019-110 pp.251-256 |
IT, SIP, RCS |
2020-01-24 12:35 |
Hiroshima |
Hiroshima City Youth Center |
Differential Orthogonal Frequency-Division Multiplexing Employing AFC for Time-Varying Doppler Shifts in Underwater Acoustic Communications Yui Nakai, Yuka Tanaka, Hiroshi Kubo (Ritsumeikan Univ.) IT2019-70 SIP2019-83 RCS2019-300 |
This paper proposes differential orthogonal frequency division multiplexing (OFDM) employing automatic frequency control... [more] |
IT2019-70 SIP2019-83 RCS2019-300 pp.197-202 |
IT, SIP, RCS |
2020-01-24 13:00 |
Hiroshima |
Hiroshima City Youth Center |
Performance of Doubly Differential OFDM Employing an Intercarrier Interference Self-Canceller for Underwater Acoustic Communications Yuka Tanaka, Yui Nakai, Hiroshi Kubo (Ritsumeikan Univ.) IT2019-71 SIP2019-84 RCS2019-301 |
This paper proposes doubly differential orthogonal frequency division multiplexing (OFDM) for underwater acoustic commun... [more] |
IT2019-71 SIP2019-84 RCS2019-301 pp.203-208 |
OCS, ITE-BCT, OFT, IEE-CMN [detail] |
2019-11-21 15:55 |
Yamaguchi |
Kaikyo-Messe-Shimonoseki |
Cut-off frequency dependence of N-OTDM signal de-multiplexing in correlation receiver using AIDD method. Shota Maeda, Yuji Miyoshi, Hirokazu Kubota (Osaka Prefecture Univ.) OCS2019-61 |
Recently, the Nyquist optical time division multiplexing (N-OTDM) transmission method have attracted attention in order ... [more] |
OCS2019-61 pp.25-28 |