Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
LQE, OPE, OCS |
2023-11-24 16:05 |
Online |
Online |
[Special Invited Talk]
O+S+C+L+U-Band Digital Coherent DWDM Transmission Using a Deployed Optical Cable Daiki Soma (KDDI Research), Tomoyuki Kato (Fujitsu), Shohei Beppu, Daniel J. Elson (KDDI Research), Hidenobu Muranaka, Hiroyuki Irie, Shun Okada, Yu Tanaka (Fujitsu), Yuta Wakayama, Noboru Yoshikane (KDDI Research), Takeshi Hoshida (Fujitsu), Takehiro Tsuritani (KDDI Research) OCS2023-54 OPE2023-104 LQE2023-51 |
We demonstrate an O+S+C+L+U-band digital coherent DWDM transmission system as an upgrade scenario from a C+L-band system... [more] |
OCS2023-54 OPE2023-104 LQE2023-51 pp.25-29 |
AP, RCS (Joint) |
2023-11-15 13:25 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Feeding design of a full-corporate feed radial line slot antenna with isoflux radiation pattern Gen Nakayama, Takashi Tomura (Titech) AP2023-134 |
A radial line slot antenna with a corporate feeding structure is proposed as a broadband Ka-band isoflux radiation patte... [more] |
AP2023-134 pp.27-30 |
AP, RCS (Joint) |
2023-11-17 14:55 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
A consideration on a dual-polarized single-layer wideband ring microstrip antenna fed by an L-probe with a via at the center of the radiation element Takeshi Tomura, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2023-154 |
This paper presents broadband and dual-polarized design of a single-layer ring microstrip antenna (MSA) fed by two L-pro... [more] |
AP2023-154 pp.127-132 |
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 |
AP |
2023-10-19 13:00 |
Iwate |
Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A consideration on wideband design of a microstrip antenna fed by an L-probe with double-layered radiation elements Yuta Ozaki, Yuichi Kimura (Saitama Univ.) AP2023-115 |
This paper presents wideband design of a microstrip antenna fed by an L-probe with double-layered radiation elements. Th... [more] |
AP2023-115 pp.98-103 |
AP |
2023-10-20 09:30 |
Iwate |
Iwate University (Primary: On-site, Secondary: Online) |
Influence of Substrate Permittivity for Bandwidth of Microstrip Antenna with Small Ground Plane Hideki Ueda, Ryotaro Ohashi (Murata Mfg.) AP2023-120 |
Microstrip antennas (MSAs) have wider bandwidths of the reflection when the permittivity of the substrate is lower gener... [more] |
AP2023-120 pp.117-122 |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 09:40 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Evaluation of DPD Compensation and Modulation Bandwidth Dependence of GaN Doherty Amplifier Using 5G NR TDD Signals Ayano Yano, Takana Kaho (Shonan Inst. Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-58 MW2023-112 EST2023-85 |
We are researching broadband GaN amplifiers for base stations covering 4G/5G frequencies. We built a measurement system ... [more] |
EMCJ2023-58 MW2023-112 EST2023-85 pp.119-124 |
SIS, ITE-BCT |
2023-10-12 14:20 |
Yamaguchi |
HISTORIA UBE (Primary: On-site, Secondary: Online) |
Prototype of 2x4 MIMO SC-FDE Modem for Large-capacity Transmission using Millimeter-wave Band Yoshifumi Matsusaki, Fumiya Yamagishi, Takayuki Nakagawa, Naohiko Iai, Tsuyoshi Nakatogawa (NHK) |
We have been conducting research and development on a wireless transmission scheme using 42-GHz band in millimeter waves... [more] |
|
MW, AP (Joint) |
2023-09-28 15:50 |
Kochi |
Kochi Castle Museum of History (Primary: On-site, Secondary: Online) |
Study on Design of WRG with Low-loss and Wideband Characteristics Masatora Ueno (Utsunomiya Univ.), Yutaka Aoki, Hitoshi Tanaka, Kamo Hiroyuki (TAIYO YUDEN), Takashi Shimizu (Utsunomiya Univ.) MW2023-84 |
A WRG transmission line (Waffle-Iron Ridge Guide) will expect for the next generation of wireless communication technolo... [more] |
MW2023-84 pp.16-21 |
IA |
2023-09-22 14:00 |
Hokkaido |
Hokkaido Univeristy (Primary: On-site, Secondary: Online) |
Investigation of Acoustic Feature Estimation Based on Periodicity of Mechanical Equipment for Remote Anomaly Detection System Rio Shigyo, Daiki Nobayashi, Kazuya Tsukamoto, Mitsunori Mizumachi, Takeshi Ikenaga (KIT) IA2023-28 |
Status checks of mechanical equipment are typically being conducted by workers (manpower). However, since the check timi... [more] |
IA2023-28 pp.105-108 |
AP |
2023-08-31 10:55 |
Tokyo |
KOZO KEIKAKU ENGINEERING Inc. (Primary: On-site, Secondary: Online) |
A Novel Feeding Method for Broadband Series-fed Omnidirectional Antennas Sirao Wu, Junyi Xu, Qiang Chen (Tohoku Univ.) AP2023-67 |
This paper presents a novel omnidirectional horizontally polarized (OHP) dipole antenna array with broadband designed fo... [more] |
AP2023-67 pp.7-10 |
CS |
2023-07-27 09:38 |
Tokyo |
Hachijo-machi Chamber of Commerce and Industry |
Proposal and Evaluation of Timed Bandwidth Control for Mobile Terminal Accommodation Ryo Murakami, Yuta Tachikawa, Yuki Hatanaka, Tetsuya Yokotani (KIT), Seiji Kozaki (Shizuoka University/MITSUBISHI ELECTRIC), Hiroshi Mineno (Shizuoka University), Takeshi Suehiro, Kenichi Nakura, Satoshi Shirai (MITSUBISHI ELECTRIC) CS2023-19 |
In the 5th Generation mobile network (5G), small cells will be deployed actively. Passive Optical Network (PON) technolo... [more] |
CS2023-19 pp.3-4 |
SRW, MICT, WBS |
2023-07-20 14:40 |
Niigata |
Niigata Univ. TOKIMATE (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Spectrum Efficiency Improvement Method by Adaptive Bandwidth and Transmit Power Control in Multi-Band Wireless Systems Taishiro Moriyasu, Shigeru Tomisato, Kazuhiro Uehara (Okayama Univ.) WBS2023-17 SRW2023-15 MICT2023-14 |
This paper evaluates spectrum efficiency with the proposed method which adaptively control bandwidth and transmit power ... [more] |
WBS2023-17 SRW2023-15 MICT2023-14 pp.15-20 |
MW |
2023-06-22 14:00 |
Kanagawa |
Yugawara-machi Shou-Kou-Kai Bldg. (Primary: On-site, Secondary: Online) |
Design of Fourth-order Symmetric Box-Coupling Microstrip Bandpass Filters with Transmission Zeros for Asymmetric Frequency Responses Koya Hirota, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2023-21 |
Bandpass filters (BPFs) composed of four resonators as a basic component have been proposed so far, such as CQ filters. ... [more] |
MW2023-21 pp.7-12 |
MW |
2023-06-22 14:25 |
Kanagawa |
Yugawara-machi Shou-Kou-Kai Bldg. (Primary: On-site, Secondary: Online) |
A Suitable for S-LMBA Consideration of wideband harmonic tuning circuit Hirotaka Asami, Takashi Sumiyoshi, Hiroshi Yamamoto, Takashi Maehata (SEI) MW2023-22 |
In next-generation mobile communications, broadband modulation signals are used to achieve high-capacity and high-speed ... [more] |
MW2023-22 pp.13-18 |
RCS |
2023-06-14 09:30 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Study on Subarray Beam Control for Sub-Terahertz-Band MIMO Spatial Multiplexing Naoki Hamada, Toshihiko Nishimura, Takanori Sato, Yasutaka Ogawa, Takeo Ohgane (Hokkaido Univ.) RCS2023-28 |
In 6th generation mobile communication system (6G), the use of sub-Terahertz band (100–300 GHz) is being considered to r... [more] |
RCS2023-28 pp.1-6 |
PN, NS, OCS (Joint) |
2023-06-09 13:50 |
Kagawa |
(Primary: On-site, Secondary: Online) |
Bandwidth Limitation Effect in Optical Eigenvalue Modulation Kazuma Nishino, Shogo Nakao, Takaya Maeda, Ken Mishina, Akihiro Maruta (Osaka Univ.) PN2023-13 |
The eigenvalue of the eigenvalue equation accompanying the nonlinear Schr$ddot{text{o}}$dinger equation is constant rega... [more] |
PN2023-13 pp.53-57 |
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 |
MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 10:15 |
Tokyo |
TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
A Study on the Effect of Adaptive Coding and Modulation for High-Throughput Satellite on Data Rates with Variation in Rainfall Takahiro Ebihara, Tetsushi Ikegami (Meiji Univ.) SAT2023-7 MICT2023-7 |
The effect of using ACM(Adaptive Coding and Modulation) on improving data rates in Ka-band High Throughput Satellite(HTS... [more] |
SAT2023-7 MICT2023-7 pp.32-37 |
MW |
2023-05-19 13:25 |
Kyoto |
Ritsumeikan University (Primary: On-site, Secondary: Online) |
Bending effect on the bandwidth of a soft artificial magnetic conductor Shuto Yamashita, Ryosuke Namikawa, Hitoshi Shimasaki (Kyoto Inst of Tech) MW2023-18 |
This report deals with artificial magnetic conductor (AMC), a type of metasurface. The purpose of this study is to clari... [more] |
MW2023-18 pp.49-54 |