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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 48  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OCS, OFT, IEE-CMN, ITE-BCT
(Joint) [detail]
2023-11-10
13:00
Kyoto
(Primary: On-site, Secondary: Online)
Suppression of signal quality degradation due to nonlinear optical effects using optical correlation receivers or FIR filters
Koki Takashima, Hirokazu Kubota, Yuji Miyoshi (Osaka Metropolitan Univ.) OCS2023-45
Inter-symbol interference occurs in optical signal transmission in optical fibers due to the compound effect of waveleng... [more] OCS2023-45
pp.12-15
RISING
(3rd)
2023-10-31
14:00
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] Digital Signal Processing Based on Neural Networks -- The Key Technology for Realizing High-capacity Optical Fiber Communication Systems --
Takuro Ochiai, Reiji Higuchi, Takuma Kuno (Nagoya Univ.), Ryuta Shiraki (Kyoto Univ.), Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.)
To fulfil the ever-increasing traffic demands, the introduction of quadrature amplitude modulation and coherent detectio... [more]
OFT, OCS, LSJ
(Joint) [detail]
2023-08-25
09:55
Hokkaido  
(Primary: On-site, Secondary: Online)
Continuous time-domain measurement method of Rayleigh backscattered light
Shiro Ryu (Meiji Univ.) OFT2023-13
We have proposed a method that enables continuous measurement of backscattered light from a specific point of an optical... [more] OFT2023-13
pp.21-26
CCS, IN
(Joint)
2023-08-04
10:58
Hokkaido Banya-no-yu Resource Allocation Optimization in Multi-User NOMA Systems Using Higher-Order Hamiltonians
Shuho Ishibashi, Ohtsuka Teppei, Maki Arai (TUS), Aohan Li (UEC), Hiroki Takesue, Kensuke Inaba (NTT), Kazuyuki Aihara (UT), Mikio Hasegawa (TUS) CCS2023-24
Non-Orthogonal Multiple Access (NOMA) is a next-generation communication technology in which multiple users share a sing... [more] CCS2023-24
pp.37-42
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
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
PN 2022-11-07
14:35
Kochi
(Primary: On-site, Secondary: Online)
[Invited Talk] Spot size converter having two stories employing anisotropic etching process
Hajime Tanaka (SEI), Ryuji Yamabi (SEDI), Takamitsu Kitamura (SEDI/SEI), Hotino Kazuhiko (SEDI), Ishikawa Tsutomu (SEI), Mitsuru Ekawa (SEDI/SEI) PN2022-25
Coherent technology has been widely used from long haul to metro network. InP is a material having unique characteristic... [more] PN2022-25
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
OFT 2021-10-15
13:00
Online Online [Tutorial Invited Lecture] Coherent optical communication technology and my research life
Shiro Ryu (Meiji Univ.) OFT2021-48
Coherent optical communication technology was proposed at the end of the 1970s, and after about 30 years, it was put int... [more] OFT2021-48
pp.104-109
OFT 2020-10-09
09:15
Online Online Measurement of Spatial Distribution of Fiber Birefringence by Coherent Heterodyne Detection of Rayleigth Backscattered Light
Nanako Takei, Shiro Ryu (Meiji Univ.) OFT2020-25
Since the coherent technology uses the phase information of light, it can be applied to various optical measurement tech... [more] OFT2020-25
pp.62-67
OFT, OCS, LSJ
(Joint) [detail]
2019-08-30
11:00
Hokkaido   Study of Optical Phase Characteristics of Stokes and Transmitted Light in Fiber Brillouin Scattering
Shiori Nozawa, Ryu Shiro (Meiji Univ.) OFT2019-28
Spontaneous and stimulated Brillouin scattering is a nonlinear phenomenon in optical fibers, and it is known that the st... [more] OFT2019-28
pp.23-28
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
LQE, OPE, CPM, EMD, R 2019-08-22
13:15
Miyagi   [Invited Talk] Ultra-high-speed optical transceivers in the Beyond Terra era -- IMDD vs coherent viewed from the system side --
Hiroshi Onaka (Fujitsu Ltd.) R2019-19 EMD2019-17 CPM2019-18 OPE2019-46 LQE2019-24
This paper outlines the latest data center interconnection technology, then discuss the future prospects of terabit opti... [more] R2019-19 EMD2019-17 CPM2019-18 OPE2019-46 LQE2019-24
pp.1-4
LQE, OPE, CPM, EMD, R 2019-08-22
14:15
Miyagi   [Invited Talk] Ultra boradband digital coherent technologies for 1Tb/s channel rate and beyond
Takayuki Kobayashi (NTT) R2019-23 EMD2019-21 CPM2019-22 OPE2019-50 LQE2019-28
Research and development of optical transmission systems with over-1-Tb/s capacity per wavelength are underway to effici... [more] R2019-23 EMD2019-21 CPM2019-22 OPE2019-50 LQE2019-28
pp.21-24
LQE, OPE, SIPH 2018-12-07
10:30
Tokyo Keio University [Invited Talk] Widely Tunable Lasers based on DFB array at FURUKAWA
Akihiko Kasukawa, Tatsuro Kurobe, Toshikazu Mukaihara (Furukawa Electric) OPE2018-131 LQE2018-141 SIPH2018-47
Widely tunable lasers (T-LD) had been developed for WDM CW light source during IT bubble since the system makers had to ... [more] OPE2018-131 LQE2018-141 SIPH2018-47
pp.171-176
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
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 2018-07-13
09:30
Hokkaido   [Invited Talk] Trends in InP-based optical modulator for digital coherent technology
Nobuhiro Kikuchi (NTT) LQE2018-29
The digital coherent optical transport technologies are key technologies for high capacity optical networks. An InP-base... [more] LQE2018-29
pp.35-37
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
PN 2016-09-01
14:05
Hokkaido KKR Hakodate [Invited Talk] Fiber Nonlinearity Mitigation by Digital Signal Processing
Tomofumi Oyama (Fujitsu Labs), Hisao Nakashima, Takeshi Hoshida (Fujitsu), Takahito Tanimura (Fujitsu Labs), Yuichi Akiyama (Fujitsu), Zhenning Tao (FRDC) PN2016-17
Digital-coherent technology has become an imperative technology for backbone optical communication systems, since linear... [more] PN2016-17
pp.15-21
 Results 1 - 20 of 48  /  [Next]  
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