| IEICE Technical Committee Submission System Conference Schedule |
Online Proceedings [Sign in] Tech. Rep. Archives |
All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, OCS, LQE | 2020-10-23 11:10 |
Online | Online | Real-time strongly-coupled 4-core fiber transmission Shohei Beppu (KDDI Research, Inc.), Koji Igarashi (Osaka University), Hiroshi Mukai, Masahiro Kikuta, Masahiro Shigihara (NEC Platforms, Ltd.), Daiki Soma, Hidenori Takahashi, Noboru Yoshikane, Takehiro Tsuritani (KDDI Research, Inc.)  OCS2020-12 OPE2020-35 LQE2020-15 |
[more] | OCS2020-12 OPE2020-35 LQE2020-15 pp.21-25 |
| 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, ITE-BCT, OFT, IEE-CMN [detail] | 2019-11-21 15:30 |
Yamaguchi | Kaikyo-Messe-Shimonoseki | Performance evaluation of MIMO adaptive equalization with update delay in optical coherent reception Koji Igarashi (Osaka Univ.) OCS2019-60 |
(Advance abstract in Japanese is available) [more] | OCS2019-60 pp.19-23 |
| OCS, LQE, OPE | 2019-10-18 09:55 |
Kagoshima | Degradation of Achievable Information Rate due to Phase Noise in Optical Coherent Systems Song Zhiyuan, Koji Igarashi (Osaka Univ.) OCS2019-41 OPE2019-79 LQE2019-57 |
Achievable information rate (AIR) is perfect tool to evaluate the number of the reliably-transmitted information bits pe... [more] | OCS2019-41 OPE2019-79 LQE2019-57 pp.73-76 |
|
| OFT, OCS, LSJ (Joint) [detail] |
2019-08-29 16:10 |
Hokkaido | Real-time MIMO optical receivers for weakly-coupled ten-mode-multiplexed systems Koji Igarashi (Osaka Univ), Shohei Beppu (KDDI Research), Masahiro Kikuta (NECPF), Tomoyuki Nagai (Osaka Univ), Yasuo Saito (NECPF), Daiki Soma, Takehiro Tsuritani (KDDI Research) OCS2019-23 |
(Advance abstract in Japanese is available) [more] | OCS2019-23 pp.17-22 |
|
| OCS, PN, NS (Joint) |
2019-06-20 11:25 |
Iwate | MALIOS（Morioka） | Statistical characteristics of modal coupling at multiple connections of weakly coupled 10 mode fibers Gen Kawabata, Koji Igarashi (Osaka Univ.) OCS2019-12 |
(Advance abstract in Japanese is available) [more] | OCS2019-12 pp.11-15 |
| ITE-BCT, OCS, OFT, IEE-CMN [detail] | 2018-11-08 11:30 |
Okayama | Kurashiki-City-Geibunnkan | Statistical Model for Nonlinear Fiber Propagation and Its Application to Nonlinear Compensation for DP-16QAM Optical Signals Shuai Yuan, Koji Igarashi (Osaka Univ.) OCS2018-53 |
In this paper, we investigate the statistical characteristics of nonlinear fiber transmission. With the statistical mode... [more] | OCS2018-53 pp.7-12 |
| ITE-BCT, OCS, OFT, IEE-CMN [detail] | 2018-11-09 15:20 |
Okayama | Kurashiki-City-Geibunnkan | Data-Associated Channel Compensation and Carrier Phase Recovery Based on Large-System Limit for PDM System Seiji Tanaka, Noboru Osawa, Shinsuke Ibi, Koji Igarashi, Seiichi Sampei (Osaka Univ.) OCS2018-57 |
In PDM systems, polarization demultiplexing and carrier phase recovery (CPR) are required for signal detection. % This... [more] |
OCS2018-57 pp.69-74 |
| OPE, LQE, OCS | 2018-10-19 13:05 |
Saga | Optimization of signal amplitudes for dynamic range of analog-to-digital convertor in digital coherent reception of ultra-high QAM optical signals Yasuhiro Kawabata, Koji Igarashi (Osaka Univ.) OCS2018-45 OPE2018-81 LQE2018-70 |
In the digital coherent reception of ultra-high quadrature amplitude modulation (QAM) optical signals, the received ampl... [more] | OCS2018-45 OPE2018-81 LQE2018-70 pp.93-97 |
|
| OPE, LQE, OCS | 2018-10-19 13:30 |
Saga | Performance evaluation of spectrally-synthesized coherent reception for constellation monitoring of pseudo random quadrature phase shift keying optical signals Naoki Urakawa, Koji Igarashi (Osaka Univ.) OCS2018-46 OPE2018-82 LQE2018-71 |
In our proposed spectrally-synthesized coherent reception for measuring constellation maps of periodical optical signals... [more] | OCS2018-46 OPE2018-82 LQE2018-71 pp.99-104 |
|
| OCS, OFT, LSJ (Joint) [detail] |
2018-08-30 14:05 |
Hokkaido | Hakodate Hokuyo Building 8Kai Hall | Optimization of core diameter for suppression of modal coupling in few-mode fiber connection Gen Kawabata, Koji Igarashi (Osaka Univ.) OCS2018-21 |
The modal couplings can be caused by the misalignment errors in few-mode fiber (FMF) connection. It is one of the most c... [more] | OCS2018-21 pp.11-14 |
| NS, OCS, PN (Joint) |
2018-06-15 11:15 |
Fukushima | Koriyama-Shoko-Kaigisho | Modal crosstalk due to multiple fiber connectors in weakly-coupled few-mode fiber transmission systems Yuki Yamato, Koji Igarashi (Osaka Univ.) OCS2018-18 |
(Advance abstract in Japanese is available) [more] | OCS2018-18 pp.43-47 |
| 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 |
| CS, OCS (Joint) |
2018-01-30 09:15 |
Ehime | Ehime University | Performance degradation of adaptive equalization due to parallelizing digital signal processing in optical coherent reception Koji Igarashi (Osaka Univ.) OCS2017-74 |
(Advance abstract in Japanese is available) [more] | OCS2017-74 pp.43-48 |
| SIP, IT, RCS | 2018-01-23 11:40 |
Kagawa | Sunport Hall Takamatsu | [Invited Lecture]
Digital signal processing in optical fiber transmission systems based on coherent reception Koji Igarashi (Osaka Univ.) IT2017-89 SIP2017-97 RCS2017-303 |
[more] | IT2017-89 SIP2017-97 RCS2017-303 pp.201-206 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] | 2017-11-23 15:25 |
Osaka | Kansa-Univ. Umeda Campus | A Study on EXIT Chart Based Design of Low-Density Parity-Check Codes for Iterative Soft Beat Interference Canceller in Pilot-Assisted Optical-OFDM Noboru Osawa, Shinsuke Ibi, Koji Igarashi, Seiichi Sampei (Osaka Univ.) OCS2017-60 |
This paper proposes a low density parity check (LDPC) code design based on extrinsic information transfer (EXIT) chart a... [more] | OCS2017-60 pp.17-22 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] | 2017-11-24 15:50 |
Osaka | Kansa-Univ. Umeda Campus | 257-Tbit/s Partial MIMO-based 10-Mode C+L-band WDM Transmission Daiki Soma, Shohei Beppu, Yuta Wakayama (KDDI Research, Inc.), Koji Igarashi (Osaka Univ.), Takehiro Tsuritani (KDDI Research, Inc.) OCS2017-65 |
Mode-division multiplexing (MDM) transmission technique using a few-mode fiber (FMF) has been investigated to overcome t... [more] | OCS2017-65 pp.79-83 |
| AP, RCS (Joint) |
2017-11-09 10:50 |
Fukuoka | Fukuoka University | [Invited Lecture]
Application of MIMO techniques for high-capacity optical fiber transmission Koji Igarashi (Osaka Univ.) AP2017-120 RCS2017-228 |
[more] | AP2017-120 RCS2017-228 pp.65-70(AP), pp.135-140(RCS) |
| OCS, OPE, LQE | 2017-10-26 09:45 |
Kumamoto | Josaien, Sakuranobaba | Performance evaluation of fiber-coupler-based mode multiplexer for weakly-coupled six-mode multiplexed systems Koji Igarashi (Osaka Univ.), Yuta Wakayama, Daiki Souma, Takehiro Tsuritani (KDDI Research), Kyung Jun Park, Byoung Yoon Kim (KAIST) OCS2017-36 OPE2017-68 LQE2017-41 |
(Advance abstract in Japanese is available) [more] | OCS2017-36 OPE2017-68 LQE2017-41 pp.1-5 |
| OFT, OCS, LSJ (Joint) [detail] |
2017-08-31 14:30 |
Hokkaido | Hokkaido Univ. | Measurement of Complex Amplitudes of Optical Signal Patterns in the Frequency Domain Naoki Urakawa, Koji Igarashi (Osaka Univ.) OCS2017-23 |
We propose a scheme for measuring complex amplitudes of optical signal patterns in the frequency domain. In the coherent... [more] | OCS2017-23 pp.1-6 |
[Return to Top Page]