Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NLP |
2024-05-09 13:15 |
Kagawa |
Kagawa Prefecture Social Welfare Center |
Application of Unidirectionally Coupled Phase Oscillators in a Ring to Central Pattern Generator Takumi Yoshioka, Kentaro Takeda (Kagawa Univ.) |
(To be available after the conference date) [more] |
|
WPT |
2024-03-15 10:00 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Study on Uniform Microwave Heating by Switching OAM Modes Kento Suzuki, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ.) WPT2023-48 |
Conventional microwave heating methods using metal enclosures such as waveguides are limited in their uniform heating ar... [more] |
WPT2023-48 pp.66-70 |
WPT |
2024-03-15 13:50 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
RF Characterization of Phased Array Antennas for Wireless Power Transmission Yumi Kawai (Hosei Univ), Tomohiko Mitani, Kotaro Matsumoto (Kyoto Univ), Seiji Kida (OMC), Hiroki Yanagawa (JSS), Kazuyosi Arai (Hosei Univ), Koji Tanaka (JAXA) WPT2023-54 |
In the ongoing project on long-range wireless power transmission (WPT), WPT experiments over km using aircraft are plann... [more] |
WPT2023-54 pp.92-96 |
WPT |
2024-03-15 16:15 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
A Beamforming Antenna using Analog Phase Shifter for 5.7GHz RF Wireless Power Transfer System Shota Futamata, Norimasa Nakashima (FIT) WPT2023-59 |
This paper persents an attempt to realize a beamforming antenna using a reflective phase shifter for 5.7GHz wireless pow... [more] |
WPT2023-59 pp.117-122 |
EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka |
|
[Poster Presentation]
Measurement of directional characteristics of a small end-fire loudspeaker array structured with a horn loudspeaker and ordinary loudspeakers Mio Shibata, Manabu Okamoto (Sojo Univ.) EA2023-52 |
We are studying a small, low-cost directional loudspeaker system. A horn loudspeaker mainly has strong directivity in th... [more] |
EA2023-52 pp.21-26 |
AP, RCS (Joint) |
2023-11-17 09:55 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Interference and Ambiguity Reduction to Pulse Doppler Radar with Phase Control Time Modulated Array Antenna Makoto Matsuki, Kazunari Kihira, Toru Takahashi, Yoshio Inasawa (MELCO) AP2023-148 |
A low side lobe level radiation pattern in a phased array antenna is desired for the radar systems. The phase shifter co... [more] |
AP2023-148 pp.92-97 |
SANE |
2023-11-13 10:00 |
Chiba |
Chiba Univ. (Nishi-Chiba Campus) (Primary: On-site, Secondary: Online) |
Study on optimization of array antenna aperture distribution using steepest descent method Hirohisa Tajima, Junichi Naganawa (ENRI) SANE2023-54 |
The optimization of the aperture distribution using the steepest descent method is investigated, assuming that the verti... [more] |
SANE2023-54 pp.40-45 |
AP |
2023-10-19 13:00 |
Iwate |
Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Performance Evaluation of Three Directivity Control Techniques for Increasing Number of Elements in Array Antennas
-- Comparison of analysis using Array Factor, E-MIMO, and Retrodirective methods -- Hinata Kato, Qiaowei Yuan (Tohoku Institute of Technology) AP2023-113 |
The E-MIMO principal method was developed by this laboratory to calculate the maximum efficiency of MIMO systems, and it... [more] |
AP2023-113 pp.94-95 |
MIKA (3rd) |
2023-10-10 15:35 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Study on Antenna Beamwidth Estimation Employing Support Vector Machine Hirofumi Suganuma, Tsutomu Mitsui (Anritsu), Takahiro Matsuda (TMU) |
In the millimeter-wave communications, high-gain beams are shaped and steered by the array signal processing to overcome... [more] |
|
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 |
SIP |
2023-08-08 09:50 |
Osaka |
Osaka Univ. (Suita) Convention Center (Primary: On-site, Secondary: Online) |
Improvement of Flexibility in Directivity Design by Calculating Approximate Solutions for Multiple Constraints Tsukasa Hidaka, Kenji Suyama (Tokyo Denki Univ.) SIP2023-52 |
We have developed a suppression section forming method in a directivity pattern based on a multiplication of multiple we... [more] |
SIP2023-52 pp.22-27 |
AP, SANE, SAT (Joint) |
2023-07-12 15:50 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
A Study on On-board Array-fed Shaped Reflector Antenna for 21-GHz band Broadcasting Satellite towards Use of Dual Circular Polarization Masashi Kamei, Masafumi Nagasaka (NHK) AP2023-34 SANE2023-24 SAT2023-15 |
We are studying 21-GHz band satellite broadcasting systems to build next-generation broadcasting media. To counter a pro... [more] |
AP2023-34 SANE2023-24 SAT2023-15 pp.24-27(AP), pp.19-22(SANE), pp.33-36(SAT) |
AP, SANE, SAT (Joint) |
2023-07-13 09:30 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Design of Linear Array Antenna with Loss Less Beam Forming Network for Designed Excitation Coefficient Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric Co.) AP2023-41 |
Each antenna element in an array antenna should be excited by designed ratios to obtain desired antenna pattern. Each an... [more] |
AP2023-41 pp.54-58 |
AP, SANE, SAT (Joint) |
2023-07-14 10:10 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Characteristics Evaluation of Wideband Slot Array Antenna with Slitted Reflector by Prototype Measurement Yoshiki Ono, Takashi Hikage, Manabu Yamamoto (Hokkaido Univ.), Shuki Wai, Naoki Kita (NTT) AP2023-56 |
When the reflector is placed behind the broadband slot array antenna in order to make the radiation pattern of the anten... [more] |
AP2023-56 pp.139-144 |
AP |
2023-03-17 15:00 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
Measurement Results of a 26-GHz-band Wide-angle Beam-Scanning Dipole-Loaded Patch Array Antenna Takashi Tomura, Takehisa Wada, Atsushi Shirane, Kenichi Okada (Tokyo Tech.), Jumpei Sudo, Makoto Higaki, Soichiro Inoue, Takashi Eishima (Axelspace) AP2022-251 |
In this paper, we report measurement results of a 26-GHz-band wide-angle beam-scanning dipole-loaded patch array antenna... [more] |
AP2022-251 pp.97-100 |
WPT |
2023-03-17 11:10 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Study of a Phased Array Antenna with Partially Driven Method in the Radiating Near Field Hiroyuki Kamada, Bo Yang, Baku Takahara, Wenyi Shao, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) WPT2022-46 |
The objective of this study is to simplify the radiation pattern control for near-field wireless power transfer (WPT). W... [more] |
WPT2022-46 pp.78-83 |
EMCJ |
2023-01-27 11:10 |
Okayama |
WASHU BLUE RESORT (Primary: On-site, Secondary: Online) |
Design of Microwave Band Space Filter Using Conductive Film Grid Array Sheets and Dielectric Materials Yuji Taniguchi, Shinichiro Yamamoto, Satoru Aikawa (Univ. of Hyogo), Shigeki Matsuoka, Masaki Nagao (Zippertubing (JAPAN)) EMCJ2022-78 |
The authors have experimentally confirmed that a structure consisting of a metal grid and dielectric materials can work ... [more] |
EMCJ2022-78 pp.33-38 |
IT, RCS, SIP |
2023-01-25 10:00 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Antenna Selection Method for Improving DoA Estimation Accuracy Naotaka Hirayama, Koichi Adachi (UEC) IT2022-51 SIP2022-102 RCS2022-230 |
This paper focuses on a position estimation method that does not require GNSS or infrastructure equipment and can be app... [more] |
IT2022-51 SIP2022-102 RCS2022-230 pp.126-131 |
AP |
2022-12-15 13:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Comparative Study on the Radiation Characteristics of Square and Hexagonal Array Antennas Daiki Hosaka, Tadashi Takano, Kenji Saegusa (Nihon Univ.) AP2022-173 |
In this paper, the radiation patterns of two types of array antennas: square and hexagonal are studied. The main lobe sh... [more] |
AP2022-173 pp.1-6 |
RCS, AP, UWT (Joint) |
2022-11-17 15:25 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Subarray Optimization for Inter-HAPS Interference Mitigation in Massive MIMO Systems Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2022-183 |
High-altitude platform stations (HAPSs) have attracted much attention as a leading technology for coverage extension in ... [more] |
RCS2022-183 pp.161-166 |