Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OPE, LQE, OFT, OCS |
2024-05-17 16:30 |
Online |
Online |
[Special Invited Talk]
100-GHz EO bandwidth Low-cost PCB based Coherent Tx Front-end enabling 2-Tb/s/λ Optical Transmission Hitoshi Wakita, Munehiko Nagatani (NTT Corp.), Yoshihiro Ogiso, Masanori Nakamura, Fukutaro Hamaoka, Yuta Shiratori, Takayuki Kobayashi, Yutaka Miyamoto, Hiroyuki Takahashi (NTT Corp.) |
[more] |
|
CPM |
2024-02-29 13:45 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Effects of O doping on Si- and N-doped diamond-like carbon films Yuya Yamazaki, Yushi Suzuki, Yasuyuki Kobayashi, Hideki Nakazawa (Hirosaki Univ.) CPM2023-105 |
We have prepared silicon-, nitrogen- and oxygen-doped diamond-like carbon (Si–N–O-DLC) films via plasma-enhanced chemica... [more] |
CPM2023-105 pp.38-41 |
OCS, CS (Joint) |
2024-01-12 09:30 |
Kagoshima |
|
Digital inverse multiplexing modelling-based pre-distortion for broadband signal generation with analog-multiplexed DACs Akira Kawai, Masanori Nakamura, Takayuki Kobayashi, Munehiko Nagatani, Hiroshi Yamazaki, Takeo Sasai, Fukutaro Hamaoka, Yutaka Miyamoto (NTT) OCS2023-62 |
(Advance abstract in Japanese is available) [more] |
OCS2023-62 pp.26-30 |
OCS, CS (Joint) |
2024-01-12 09:55 |
Kagoshima |
|
Fully coherent optical and wireless transmission in the 28 GHz band by using an injection-locked carrier frequency converter Koichi Shirahata, Keisuke Kasai, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.), Uichiro Azuma, Toshiyuki Kobayashi (Nihon Dengyo Kosaku) OCS2023-63 |
As an optical mobile fronthaul with low latency and low power consumption, we have proposed a fully coherent optical and... [more] |
OCS2023-63 pp.31-36 |
OCS, OFT, IEE-CMN, ITE-BCT (Joint) [detail] |
2023-11-10 13:25 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Gaussian-noise-model-based SNR Estimation in 15.2-THz Bandwidth 400-km Inline-amplified Transmission Kosuke Kimura, Takayuki Kobayashi, Shimpei Shimpei, Masanori Nakamura, Takushi Kazama, Masashi Abe, Takeshi Umeki, Akira Kawai, Fukutaro Hamaoka, Yutaka Miyamoto (NTT) OCS2023-46 |
We demonstrated that mean errors of the SNRs estimated with GN model accounting for SRS were less than 1 dB in 15.2-THz ... [more] |
OCS2023-46 pp.16-19 |
LQE, OPE, CPM, EMD, R |
2023-08-24 15:50 |
Miyagi |
Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
Growth and applications of nitride semiconductors on h-BN Yasuyuki Kobayashi (Hirosaki Univ.), Masanobu Hiroki, Kazuhide Kumakura (NTT Basic Research Lab.) R2023-24 EMD2023-19 CPM2023-29 OPE2023-68 LQE2023-15 |
We have successfully demonstrated that nitride semiconductors were grown on 3-nm-thick hexagonal boron nitride (h-BN) la... [more] |
R2023-24 EMD2023-19 CPM2023-29 OPE2023-68 LQE2023-15 pp.42-44 |
CPM |
2023-07-31 16:10 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Improvement of adhesion and plating of fluoropolymers by plasma surface modification Yasuyuki Kobayashi, Shingo Ikeda (ORIST) CPM2023-16 |
Fluoropolymers have excellent chemical and heat resistance properties, and their use is expanding in many industrial fie... [more] |
CPM2023-16 pp.17-20 |
AP, SANE, SAT (Joint) |
2023-07-12 10:30 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
A Study on Bearing Only Target Motion Analysis and Anomalous DOA Detection Using Multi-Sensors Yuki Kobayashi, Nobutaka Funaki, Toshihiro Ito (Mitsubishi Electric Co.) SANE2023-23 |
In order to realize electromagnetic environment monitoring for reducing risks of the electromagnetic interference, there... [more] |
SANE2023-23 pp.13-18 |
MRIS, ITE-MMS |
2023-06-08 15:50 |
Miyagi |
Tohoku Univ. (RIEC) (Primary: On-site, Secondary: Online) |
Development of CoPtCr-oxide granular typed sputtered tape with oxygen deficiency compensation from Co oxide-added composite target Junichi Tachibana, HIroyuki Kobayashi, Teruo Sai, Takashi Aizawa (Sony Storage Media Solutions), Shin Saito (Tohoku Univ.) MRIS2023-4 |
The oxidization in the granular recording layer controlled by changing the amount of Co3O4 added to the CoPtCr-SiO2 comp... [more] |
MRIS2023-4 pp.21-26 |
OCS, LQE, OPE |
2023-05-26 16:30 |
Online |
Online |
[Special Invited Talk]
14.1-THz Wide-band WDM Transmission using PPLN-based Optical Parametric Inline Amplifier Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takushi Kazama, Masashi Abe, Takeshi Umeki, Akira kawai, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Yutaka Miyamoto (NTT) OCS2023-8 OPE2023-8 LQE2023-8 |
As digital coherent technologies have matured, a spectral efficiency achieved by the advanced modulation format of optic... [more] |
OCS2023-8 OPE2023-8 LQE2023-8 pp.32-35 |
PN |
2023-03-02 09:30 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Spatial division multiplexed amplification by Cladding pumped EDFA Shigehiro Takasaka (Furukawa Electric), Kohki Shibahara, Takayuki Kobayashi, (NTT), Koichi Maeda, Ryuichi Sugizaki (Furukawa Electric), Yutaka Miyamoto (NTT) PN2022-52 |
The use of multicore fiber is being considered to expand the transmission capacity of a single optical fiber. When coupl... [more] |
PN2022-52 pp.52-55 |
CPM |
2023-02-28 11:30 |
Tokyo |
Tokyo University of Technology (Primary: On-site, Secondary: Online) |
Photovoltaic properties of boron carbide thin films prepared by magnetron sputtering using hydrogen gas Tatsuya Nishida, Masayoshi Sato, Yasuyuki Kobayashi, Yoshiharu Enta, Hideki Nakazawa (Hirosaki Univ.) CPM2022-94 |
[more] |
CPM2022-94 pp.35-38 |
AP |
2023-02-17 14:15 |
Miyagi |
Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
Suppression of Long Line Effect in Horizontally Polarized Series-Fed Array Antenna Uichiro Azuma, Toshiyuki Kobayashi (Dengyo) AP2022-228 |
Series feeding, which simplifies the feed line, is effective for arraying planar antennas such as microstrip antennas. H... [more] |
AP2022-228 pp.172-177 |
AP |
2023-02-17 14:55 |
Miyagi |
Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
Coherently-linked optical and wireless transmission by using a 28 GHz band microstrip antenna Keisuke Kasai, Taisei Sato, Koichi Shirahata, Masato Yoshida, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ), Uichiro Azuma, Toshiyuki Kobayashi (Dengyo) AP2022-229 |
As an economical, large-capacity mobile fronthaul, we have proposed coherently-linked optical and wireless transmission ... [more] |
AP2022-229 pp.178-183 |
OCS, CS (Joint) |
2023-01-13 16:00 |
Fukuoka |
CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
Precise Signal Demodulation in Dynamic Environments Using Partially Frozen MIMO Adaptive Equalizers Akira Kawai, Masanori Nakamura, Minami Takahashi, Takayuki Kobayashi, Yutaka Miyamoto (NTT) OCS2022-69 |
For over-1 Tb/s/λ-class transceivers, it is important to improve the ability to accurately compensate for IQ impairments... [more] |
OCS2022-69 pp.51-55 |
HCGSYMPO (2nd) |
2022-12-14 - 2022-12-16 |
Kagawa |
Onsite (Sunport Takamatsu) and Online (Primary: On-site, Secondary: Online) |
Always-on monitoring of employees' mental and physical state in an expressway service area for health and productivity management Akihiro Sato, Satoki Ogiso, Ryosuke Ichikari, Gaku Kutsuzawa, Yoshiyuki Kobayashi (AIST), Takeshi Shimmura (AIST/Ritsumeikan Univ./GANKO Food Service), Tomomi Nonaka (Ritsumeikan Univ.), Takeshi Kurata (AIST) |
Recently, the market scale of health and productivity management support services is expanding, while expectations for t... [more] |
|
PN |
2022-11-08 11:50 |
Kochi |
(Primary: On-site, Secondary: Online) |
Proposal of a method for acquiring optical signal transmission characteristics using an all-optical inter-band wavelength converter suitable for All-Photonics Network Haruka Minami, Kenta Hirose, Takafumi Fukatani, Masahiro Nakagawa, Takeshi Seki, Shimpei Shimizu, Takayuki Kobayashi, Takushi Kazama, Koji Enbutsu, Kei Watanabe, Takeshi Umeki, Takashi Miyamura (NTT) PN2022-30 |
All-Photonics Network (APN) aims at a large-capacity, low-latency, and low-energy-consumption network infrastructure by ... [more] |
PN2022-30 pp.48-52 |
OPE, OCS, LQE |
2022-10-21 10:25 |
Ehime |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
WDM Transmission in S-Band Using PPLN-Based Wavelength Converters Terminated with 400-Gb/s C-Band Real-Time Transceivers Tomoyuki Kato, Hidenobu Muranaka, Yu Tanaka, Yuichi Akiyama, Takeshi Hoshida (Fujitsu), Shimpei Shimizu, Takayuki Kobayashi, Takushi Kazama, Takeshi Umeki, Kei Watanabe, Yutaka Miyamoto (NTT) OCS2022-30 OPE2022-76 LQE2022-39 |
As a preliminary verification to demonstrate multi-band WDM transmission beyond the C+L-band without waiting for the new... [more] |
OCS2022-30 OPE2022-76 LQE2022-39 pp.70-75 |
AP, MW (Joint) |
2022-09-14 11:35 |
Ehime |
The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
Improvement of reflection characteristics and suppression of long line effect in series-fed array antenna
-- 28GHz band vertically polarized antenna design -- Uichiro Azuma, Toshiyuki Kobayashi (Dengyo) AP2022-73 |
When designing an array antenna in a frequency band with a short wavelength such as the millimeter wave band, the design... [more] |
AP2022-73 pp.11-16 |
CPM |
2022-08-04 16:15 |
Hokkaido |
|
Hydrogen gas effects on the properties of boron carbide films prepared by magnetron sputtering Nishida Tatsuya, Taniguchi Ryu, Masayoshi Sato, Yasuyuki Kobayashi, Yoshiharu Enta, Yushi Suzuki (Hirosaki Univ.), Hirokazu Fukidome (Touhoku Univ.), Hideki Nakazawa (Hirosaki Univ.) CPM2022-15 |
We have deposited amorphous boron carbide (B4C) films and hydrogenated amorphous B4C (B4C:H) films by RF magnetron sputt... [more] |
CPM2022-15 pp.14-17 |