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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW | 2024-05-17 10:00 |
Osaka | Osaka University Toyonaka Campus (Primary: On-site, Secondary: Online) |
Design and Experiments of Circularly Polarized Wideband Filtering Antenna with 20% Fractional Bandwidth Ken Sakiyama (Saitama Univ.), Masataka Ohira (Doshisha Univ.), Zhewang Ma (Saitama Univ.) |
(To be available after the conference date) [more] | |
| AP | 2024-03-14 14:25 |
Fukui | UNIVERSITY OF FUKUI (Primary: On-site, Secondary: Online) |
[Invited Talk (Young Researcher)]
Bandwidth Enhancement Research for Reflectarray Antenna WEN WU, Qiang Chen (Tohoku Univ.)  AP2023-207 |
This study addresses the intrinsic narrowband characteristics of reflectarray antennas (RAs) through innovative design a... [more] | AP2023-207 pp.35-38 |
| UWT (2nd) |
2024-01-29 13:25 |
Tokyo | Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Wideband Differential OFDM for Acoustic Communications on Wideband Acoustic Channel Measurement Takaaki Shimomura, Kouichi Hashimoto, Taichi Fujita, Hiroshi Kubo (Ritsumeikan Univ.) |
Acoustic communications, e.g., underwater acoustic communications and terrestrial acoustic communications, generally use... [more] | |
| 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 |
| 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 |
| EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] | 2023-07-20 13:00 |
Hokkaido | Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
An Arbitrary Order IMD Suppression Method for Dual-Input Power Amplifiers by Controlling the Phase Differences of Dual-Band Signals Marie Taguchi, Yuji Komatsuzaki, Kigo Nakatani, Shintaro Shinjo (MELCO) EMT2023-28 MW2023-46 OPE2023-28 EST2023-28 MWPTHz2023-24 |
In recent years, the 5G base station covering dual-band modulated signals are being developed. We propose an arbitrary o... [more] | EMT2023-28 MW2023-46 OPE2023-28 EST2023-28 MWPTHz2023-24 pp.106-110 |
| AP | 2023-04-14 12:55 |
Osaka | Osaka Univ. (Primary: On-site, Secondary: Online) |
Measured performance of a triple-band and wideband multi-ring microstrip antenna fed by an L-probe Kazuki Iwamoto, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2023-2 |
This paper presents measured performance of a triple-band and wideband multi-ring microstrip antenna (MR-MSA) fed by an ... [more] | AP2023-2 pp.7-10 |
| RCS, AP, UWT (Joint) |
2022-11-17 15:25 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Wideband design of a single-layer dual-band multi-ring microstrip antenna fed by an L-probe Masaya Takahashi, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2022-172 |
This paper presents wideband design of a single-layer dual-band multi-ring microstrip antenna (MR-MSA) fed by an L-probe... [more] | AP2022-172 pp.139-144 |
| AP, MW (Joint) |
2022-09-15 11:35 |
Ehime | The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
Examination of Wideband Measurement of Dual-input GaN Amplifier Using Vector Transceiver Takato Suzuki, Yahiro Nanba, Takana Kaho (Shonan Inst. Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (MELCO) MW2022-75 |
We are researching a wideband dual-input one-output GaN amplifier for base stations that covers 4G / 5G frequencies. It ... [more] | MW2022-75 pp.36-41 |
| MW | 2021-12-16 13:25 |
Kanagawa | Kawasaki City Industrial Promotion Hall (Primary: On-site, Secondary: Online) |
Fast and Wideband Measurement of the Complex EM-Parameters of Absorbers with Open-ended Coaxial Probe Hao Wu, Chun-Ping Chen, Liangchao Jiang, Jiaxing Fan, Tetsuo Anada (Kanagawa Univ.) MW2021-88 |
In recent years, to keep up with the rapid increase in base stations and ever-growing bandwidth usage and speed requirem... [more] | MW2021-88 pp.19-24 |
| RCS | 2021-04-22 10:30 |
Online | Online | Digital Predistorter Using Twin-Nonlinear Two-Box Model for Digitally Assisted Ultra-Wideband GaN Amplifier Ao Yamashita, Yuji Komatsuzaki, Hiroto Sakaki, Nobuhiko Ando, Hideyuki Nakamizo (Mitsubishi Electric) RCS2021-1 |
The authors have been proposing high efficiency digitally assisted ultra-wideband GaN amplifier for mobile base station ... [more] | RCS2021-1 pp.1-5 |
| MW | 2020-11-19 15:00 |
Online | Online | Theoretical Design of Wideband Bandpass Filter with Transmission Zeroes Hang Sun, Chun-Ping Chen, Erika Katsuno, Hao Wu, Tetsuo Anada (Kanagawa Univ.) MW2020-69 |
This paper proposes a quasi-elliptical wideband filter with steep skirt characteristics by combining short-circuited-stu... [more] | MW2020-69 pp.23-28 |
| EMT, MW, OPE, EST, MWP, THz, IEE-EMT [detail] | 2020-07-17 09:55 |
Online | Online | Noncontact Measurement of the Propagation of a Heart Pulse Wave Using an Ultra-wideband Millimeter-wave Array Radar System Yuji Oyamada, Takuya Sakamoto (Kyoto Univ.) EMT2020-18 MW2020-27 OPE2020-13 EST2020-18 MWP2020-18 |
The velocity of a pulse wave is an important index used in detecting various diseases. In this paper, we carry out human... [more] | EMT2020-18 MW2020-27 OPE2020-13 EST2020-18 MWP2020-18 pp.67-70 |
| MIKA (2nd) |
2019-10-04 10:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
A study on accurate indoor localization in NLOS environments using sensor node selection Keigo Ishida, Eiji Okamoto (NIT), Huan-Bang Li (NICT) |
Indoor location information is getting more and more important in recent years. The localization method using a time of ... [more] | |
| US | 2019-06-17 14:30 |
Tokyo | Akihabara satellite campus, Tokyo Metropolitan University | Study on Measurement for Wide Velocity Dynamic Range Using Wideband Phase Difference Method Naruki Shoji, Hideharu Takahashi, Hiroshige Kikura (Tokyo Tech) US2019-21 |
An ultrasonic velocity profiler (UVP) have been applied at many experimental and industrial fields to investigate fluid ... [more] | US2019-21 pp.9-13 |
| WBS, ITS, RCC | 2018-12-06 10:00 |
Okinawa | Miyako Island Hirara Port Terminal Bldg. | [Poster Presentation]
A Preliminary Study on the Use of Ultra-Wideband Systems for In-Vehicle Radio Communications Kotaro Ikeda (NICT/YAZAKI Corp.), Kenichi Takizawa, Huan-Bang Li (NICT), Tsuneto Kimura, Tadahide Kunitachi (YAZAKI Corp.), Fumihide Kojima (NICT) WBS2018-36 ITS2018-19 RCC2018-67 |
We have conducted measurement campaign on radio propagation in vehicles over frequency range of ultra wideband (UWB) sig... [more] | WBS2018-36 ITS2018-19 RCC2018-67 pp.53-54 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-11 13:10 |
Hokkaido | Hakodate Arena | In-Vehicle Radio Communications with Ultra-wideband Signals Kenichi Takizawa, Huan-Bang Li (NICT), Tsuneto Kimura, Tadahide Kunitachi (YAZAKI Corp.), Fumihide Kojima (NICT) RCC2018-29 |
This report shows an in-vehicle radio communications using ultra-wideband (UWB) signals. Based on simulations results co... [more] | RCC2018-29 pp.25-30 |
| MW | 2017-12-19 15:15 |
Tokyo | Design of Wideband Microstrip Filtering Antenna Using Short Stub Structure Kazuhiro Sato, Masataka Ohira, Zhewang Ma, Xiaolong Wang (Saitama Univ.) MW2017-150 |
In recent years, a filtering antenna has been rapidly developed because it can be designed with a well-known filter synt... [more] | MW2017-150 pp.47-52 |
|
| OPE, EST, LQE, EMT, PN, MWP, IEE-EMT [detail] | 2017-01-18 16:00 |
Mie | Iseshi Kanko Bunka Kaikan | Estimation of pedestrian motion using the combination of position and velocity information of ultra-wideband multi radar data Kaoru Ito (Osaka Univ.), Takuya Sakamoto (Univ. of Hyogo) PN2016-62 EMT2016-91 OPE2016-137 LQE2016-126 EST2016-101 MWP2016-75 |
Most of conventional studies use only a single radar system for the measurements of a human body because of the system c... [more] | PN2016-62 EMT2016-91 OPE2016-137 LQE2016-126 EST2016-101 MWP2016-75 pp.121-126 |
| RCS, AP (Joint) |
2016-11-24 11:10 |
Kyoto | Kyoto International Community House | Radiation Characteristics of Embroidered Wideband Wearable Antennas Using Different Sewing Patterns Takayuki Yoshikawa, Tadahiko Maeda (Ritsumeikan Univ.) AP2016-109 |
When textile antennas are embedded into the clothes, the sewing pattern of radiating elements affects the plasticity, fl... [more] | AP2016-109 pp.11-16 |
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