Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EMT, PN, MWPTHz, IEE-EMT [detail] |
2024-01-23 12:50 |
Kyoto |
Kyoto Univ. Yoshida Campus |
Multiple-Parallel Interference Optical Modulators Based on Multi-Branched MMI Optical Couplers Shotaro Yasumori, Keita Morimoto, Tadashi Kawai, Akira Enokihara (Univ. of Hyogo), Shinya Nakajima, Kouichi Akahane (NICT) PN2023-61 EMT2023-101 MWPTHz2023-89 |
Multiple-parallel interference optical modulators, where multiple phase-modulated lightwaves are directly interfered wit... [more] |
PN2023-61 EMT2023-101 MWPTHz2023-89 pp.74-77 |
LQE, OPE, OCS |
2023-11-24 15:00 |
Online |
Online |
[Invited Talk]
[Invited Talk] Report on ECOC2023
-- Optical Interconnects -- Hideyuki Nasu (Furukawa Electric) OCS2023-52 OPE2023-102 LQE2023-49 |
The author reviews optical interconnect-related topics reported at ECOC2023. It seems that there was a lot of interest i... [more] |
OCS2023-52 OPE2023-102 LQE2023-49 pp.17-21 |
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] |
|
OCS, LQE, OPE |
2023-10-19 15:15 |
Kochi |
(Primary: On-site, Secondary: Online) |
Impact of Reflections at MMI Combiner in Mach-Zehnder Silicon Optical Modulators: Towards Extrinsic OMA Enhancement Tadashi Murao (Mitsubishi Electric), Tsuyoshi Horikawa (Tokyo Tech.) OCS2023-34 OPE2023-89 LQE2023-36 |
The realization of high dynamic extinction ratio (ER) and optical modulation amplitude (OMA) while keeping the optical a... [more] |
OCS2023-34 OPE2023-89 LQE2023-36 pp.37-40 |
MW, AP (Joint) |
2023-09-28 13:00 |
Kochi |
Kochi Castle Museum of History (Primary: On-site, Secondary: Online) |
[Invited Talk]
Spatial mode conversion and mode distribution measurement of light wave with orbital angular momentum Hirokazu Kobayashi (Kochi Univ. of Tech.) MW2023-82 |
In this study, we introduce spatial mode conversion and mode distribution measurement method for optical vortex beams ha... [more] |
MW2023-82 pp.11-14 |
LQE, OPE, CPM, EMD, R |
2023-08-24 14:55 |
Miyagi |
Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
High speed optical modulator devices based on thin film lithium niobate technology Shuntaro Makino (FOC) R2023-23 EMD2023-18 CPM2023-28 OPE2023-67 LQE2023-14 |
The high bandwidth optical modulators are widely developed to achieve the transmission capacity of 800 Gbps per waveleng... [more] |
R2023-23 EMD2023-18 CPM2023-28 OPE2023-67 LQE2023-14 pp.38-41 |
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] |
2023-07-21 13:50 |
Hokkaido |
Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
Antenna-Coupled Electrode Electro-Optic Modulator/Sensor for Simultaneous Receiving of Two Orthogonal Polarization Components for 5G Wireless Signals Shunsuke Nakamori, Yui Otagaki (Mie Univ.), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ.) EMT2023-44 MW2023-62 OPE2023-44 EST2023-44 MWPTHz2023-40 |
The 28 GHz band used in the fifth-generation (5G) mobile communication system has a disadvantage of large propagation lo... [more] |
EMT2023-44 MW2023-62 OPE2023-44 EST2023-44 MWPTHz2023-40 pp.179-182 |
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] |
2023-07-21 14:15 |
Hokkaido |
Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
Signal Processing Technique Using Antenna-Coupled Electrode Electro-Optic Phase Modulator and Optical Fiber Dispersion Effect Naoki Ueda, Yui Otagaki, Hiroshi Murata (Mie Univ.) EMT2023-45 MW2023-63 OPE2023-45 EST2023-45 MWPTHz2023-41 |
Future Beyond-5G wireless systems will require the development of new signal processing technologies to support even hig... [more] |
EMT2023-45 MW2023-63 OPE2023-45 EST2023-45 MWPTHz2023-41 pp.183-186 |
OCS, CS (Joint) |
2023-01-12 15:50 |
Fukuoka |
CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
High speed transmission of efficient electro-optic modulators.
-- Prospect of EO polymer and ferroelectric thin film modulators -- Shiyoshi Yokoyama (Kyushu Univ.) CS2022-66 |
The exponential growth of interconnect bandwidth requirements for next-generation optical fiber links has driven an upgr... [more] |
CS2022-66 pp.17-19 |
ED, MWPTHz |
2022-12-20 13:40 |
Miyagi |
|
Optical and RF signal phase measurement using Mach-Zehnder modulators based on optical spectrum analysis Huang Qingchuan (Waseda Univ), Keizou Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ) ED2022-84 MWPTHz2022-55 |
Wide applications of massive MIMO antenna system require well adjustments of phase difference between sub antenna units.... [more] |
ED2022-84 MWPTHz2022-55 pp.62-66 |
OPE, LQE, OCS |
2022-11-18 14:35 |
Online |
Online |
[Invited Talk]
Report on ECOC2022
-- Optical Active Devices and Modules -- Hirotaka Uemura (Kyocera Corp.) OCS2022-54 OPE2022-89 LQE2022-52 |
Growth of the bandwidth of network switches in data centers, or growth of the scale of high-performance computing demand... [more] |
OCS2022-54 OPE2022-89 LQE2022-52 pp.13-16 |
ITE-BCT, OCS, IEE-CMN, OFT |
2022-11-11 10:10 |
Miyagi |
Forest-Sendai (Primary: On-site, Secondary: Online) |
Observation of Rayleigh scattering by simplified optical correlation-domain reflectometry Tomoya Miyamae, Guangtao Zhu, Takaki Kiyozumi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech/YNU), Yosuke Mizuno (YNU) OFT2022-39 |
Recent rapid growth of optical fiber communication has led to a significant demand for health monitoring technology of o... [more] |
OFT2022-39 pp.11-14 |
OPE, OCS, LQE |
2022-10-20 15:45 |
Ehime |
(Primary: On-site, Secondary: Online) |
Theoretical and Experimental Investigation of Frequency Chirp Induced by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2022-22 OPE2022-68 LQE2022-31 |
Characteristic variations caused by nonuniformities in the fabrication process are inevitable in carrier-depletion Mach–... [more] |
OCS2022-22 OPE2022-68 LQE2022-31 pp.28-33 |
OFT |
2022-10-13 09:30 |
Kanagawa |
Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Spectral Restoration of Optical Comb by Low-Resolution Spectrum Analyzer Combined with Inverse Matrix Deconvolution Takumi Hidaka, Tatsuki Ishijima, Shun Harada, Takahide Sakamoto (TMU) OFT2022-22 |
We demonstrate spectral measurement of frequency components generated from an electro-optic-modulator-based comb generat... [more] |
OFT2022-22 pp.17-19 |
PEM (2nd) |
2022-10-13 16:05 |
Hiroshima |
National Institute of Technology,Kure college |
Antenna-coupled electrode electro-optic modulator for simultaneous receipt and discrimination of two orthogonal polarization components Shunsuke Nakamori, Yui Otagaki (Mie Univ.), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ.) |
Fifth-generation (5G) mobile communication systems will mainly use the 28 GHz band of millimeter waves. However millimet... [more] |
|
OFT |
2022-10-13 10:50 |
Kanagawa |
Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Noise reduction technique for amplitude-modulated optical soliton transmission considering wavelength dispersion of optical fiber Kazuki Sakamoto, Hirokazu Kubota, Yuji Miyoshi (Osaka Metropolitan Univ.) OFT2022-28 |
Research and development related to Beyond 5G, the next generation of fifth-generation mobile communication systems (5G)... [more] |
OFT2022-28 pp.39-42 |
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] |
2022-07-19 14:55 |
Hokkaido |
Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Frequency stabilization of THz sources by electro-optic detection using modulator-based optical comb sources Isao Morohashi, Tadashi Kishimoto, Norihiko Sekine, Iwao Hosako (NICT) EMT2022-26 MW2022-50 OPE2022-29 EST2022-27 MWPTHz2022-24 |
In this paper, we report on frequency stabilization of continuous terahertz (THz) sources by electro-optic (EO) detectio... [more] |
EMT2022-26 MW2022-50 OPE2022-29 EST2022-27 MWPTHz2022-24 pp.91-94 |
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] |
2022-07-19 15:45 |
Hokkaido |
Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Fundamental Characteristic Measurements of Electroabsorption Modulator Integrated Laser Diode for Vector Modulation Yuki Seto (Waseda Univ.), Keizo Ingaki (NICT), Tetsuya Kawanishi (Waseda Univ.) EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 |
We measured the fundamental characteristics of an EA modulator integrated laser diode for vector modulation of light. Di... [more] |
EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 pp.99-102 |
OPE, LQE, OCS |
2022-05-13 15:25 |
Online |
Online |
[Invited Talk]
Report on OFC 2022
-- Optical Devices -- Makino Shuntaro (FOC) OCS2022-6 OPE2022-6 LQE2022-6 |
This paper reports on the technological trends of the optical devices, which are presented at the Optical Fiber Communic... [more] |
OCS2022-6 OPE2022-6 LQE2022-6 pp.22-25 |
PN, MWP, EMT, PEM, IEE-EMT [detail] |
2022-01-28 15:45 |
Online |
Online |
Mach-Zehnder optical modulator with tunable multimode interference coupler of Ti:LiNbO3 waveguides for modulation of high extinction ratio Anna Hirai, Shotaro Yasumori, Yuichi Matsumoto (Univ of Hyogo.), Takanori Sato (Hokkaido Univ.), Tadashi Kawai, Akira Enokihara (Univ of Hyogo.), Shinya Nakajima, Atsushi Kanno, Naokatsu Yamamoto (NICT) PN2021-48 EMT2021-64 MWP2021-53 |
A Mach-Zehnder optical modulator (MZM) with multimode interference (MMI) couplers using Ti-diffused LiNbO3 was considere... [more] |
PN2021-48 EMT2021-64 MWP2021-53 pp.85-90 |