Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS, SR, SRW (Joint) |
2024-03-13 15:40 |
Tokyo |
The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
A study on Indoor Self-Localization Method with a Drone using BLE Takanori Iwamatsu, Tomohisa Kosugi, Kazuhiro Suzuki (Life Labo), Kaito Hirota, Kei Tanaka, Hitoshi Shimasaki, Saeko Oshiba (KIT) RCS2023-265 |
When using a drone indoors, it is difficult to estimate its own position because GNSS radio waves cannot reach it. In ma... [more] |
RCS2023-265 pp.65-70 |
SIP, SP, EA, IPSJ-SLP [detail] |
2024-03-01 15:25 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Investigation on factors of beamforming with reduced the number of microphones on sound space synthesis Ryosuke Oyashiki, Kanji Watanabe, Masayuki Nishiguchi, Koji Abe (Akita Prefectural Univ.) EA2023-122 SIP2023-169 SP2023-104 |
Our goal is to realize a system that reproduces a certain sound field in a different field.
We have proposed a system u... [more] |
EA2023-122 SIP2023-169 SP2023-104 pp.352-359 |
AP |
2024-02-15 13:25 |
Mie |
Sinfonia Technology Hibiki Hall Ise (Primary: On-site, Secondary: Online) |
Measurement Results of Scanning Spot Beam Reflectarray Antenna with Single-Layered Elements Masayoshi Takao, Ryusei Yamada, Shigeru Makino (KIT) AP2023-188 |
By combining the characteristics of a reflectarray antenna that changes beam direction with frequency and polarization, ... [more] |
AP2023-188 pp.5-10 |
UWT (2nd) |
2023-11-27 17:15 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) |
Multi-antenna Passband Channel Simulator for Underwater Acoustic Communications Soma Sumita, Haruya Ikeda (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Hiroshi Kubo (Ritsumeikan Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
Recently, research on underwater acoustic communication in Beyond 5G/6G has attracted much attention. Since the speed of... [more] |
|
EMM, EA, ASJ-H |
2023-11-23 13:00 |
Toyama |
|
[Poster Presentation]
Investigation on improvement of beamforming low-frequency characteristics by estimation of virtual microphone array signal Ryosuke Oyashiki, Kanji Watanabe, Masayuki Nishiguchi, Koji Abe (Akita Prefectural Univ.) EA2023-32 EMM2023-63 |
Our goal is to realize a system that reproduces a certain sound field in a different field.We have proposed a system usi... [more] |
EA2023-32 EMM2023-63 pp.23-30 |
MW |
2023-11-16 16:50 |
Okinawa |
Nago City Industrial Support Center (Okinawa) (Primary: On-site, Secondary: Online) |
One-to-many OAM Communication by Beam-steering Using Loop Antenna Array Displaced from Focus of Paraboloid Kanki Kitayama, Akira Saitou, Kazuhiko Honjo, Ryo Ishikawa (The Univ. of Electro-Communications) MW2023-136 |
The beam-steering technique for an orbital angular momentum (OAM) wave is proposed and demonstrated for one-to-many OAM ... [more] |
MW2023-136 pp.54-58 |
AP |
2023-10-20 09:55 |
Iwate |
Iwate University (Primary: On-site, Secondary: Online) |
Impedance Loaded Rectenna Array Tamami Maruyama, Hiroto Ichiguro, Noa Ebita, Akari Kamada, Koyo Hatazawa, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) AP2023-121 |
Half-wavelength dipole-type rectennas can be miniaturized through impedance loading. Conversely, when these half-wavelen... [more] |
AP2023-121 pp.123-126 |
MIKA (3rd) |
2023-10-11 14:30 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Near-field Radio Source Localization Using Blind Array Calibration for Thinned Circular Array. Akihiro Kakimi, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech) |
This study discusses near-field radio source localization using the MUSIC algorithm with a circular array, for example, ... [more] |
|
SRW, MICT, WBS |
2023-07-20 11:25 |
Niigata |
Niigata Univ. TOKIMATE (Primary: On-site, Secondary: Online) |
A Study on Orthogonal Directional MIMO Transmission by Using Dipole Antenna Array with Different Element Lengths Maki Arai (Tokyo Univ. of Science) WBS2023-14 SRW2023-12 MICT2023-11 |
To increase the channel capacity of wireless communications, a MIMO (Multiple-Input Multiple-Output) technology is impor... [more] |
WBS2023-14 SRW2023-12 MICT2023-11 pp.7-12 |
AP |
2023-04-14 15:20 |
Osaka |
Osaka Univ. (Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
Underdetermined Direction-Of-Arrival Estimation by Sparse Arrays
-- Array Configuration Optimization for Enhancing Degree of Freedom -- Koichi Ichige (Yokohama National Univ.) AP2023-7 |
This paper introduces various sparse array configurations, and shows that underdetermined (more number of sources than t... [more] |
AP2023-7 pp.34-39 |
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 |
CAS, CS |
2023-03-02 15:15 |
Fukuoka |
Kitakyushu International Conference Center (Primary: On-site, Secondary: Online) |
Validation of the model order for source localization based on propagation delay estimation using adaptive filters Shunsuke Ase, Kenji Suyama (Tokyo denki univ.) CAS2022-121 CS2022-98 |
Microphone array localization is a technique for estimating the direction of a sound source based on the difference in a... [more] |
CAS2022-121 CS2022-98 pp.145-149 |
AP |
2023-02-15 13:50 |
Miyagi |
Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Design and Analysis of LoS-MIMO System with Uniform Cross Array Composed of Dual-polarized Antennas Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (SoftBank) AP2022-204 |
Research and development of communication services using radios and antennas mounted on vehicles, unmanned aerial vehicl... [more] |
AP2022-204 pp.40-45 |
RCS, AP, UWT (Joint) |
2022-11-16 14:55 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
LoS-MIMO Transmission Experiment Using Dual-polarized Antennas. Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (SoftBank) AP2022-163 |
Research and development of communication services using radios and antennas mounted on vehicles, UAVs, HAPS, and other ... [more] |
AP2022-163 pp.91-96 |
AP |
2022-08-19 13:25 |
Tochigi |
Tochigi Prefecture Industrial Center (Primary: On-site, Secondary: Online) |
A Study on Robust LoS-MIMO Transmission in HAPS Feeder Link Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (Softbank) AP2022-68 |
In line of sight multiple input multiple output (LoS-MIMO) transmission in a feeder link, which involves communication b... [more] |
AP2022-68 pp.23-28 |
AP |
2022-02-18 11:15 |
Online |
Online |
[Invited Lecture]
Optimal design of the multi-layer radome for the patch antenna array Arata Hirokami, Takashi Yamagajo (Fujitsu) AP2021-171 |
For high frequency antennas such as 5G antennas, the radome that protects them has a significant effect on the character... [more] |
AP2021-171 pp.73-77 |
AP, WPT (Joint) |
2022-01-21 13:30 |
Tottori |
Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
Proposal on Novel Staircase Array Antenna Configuration utilizing Stacked Butler Matrix Hideya So, Yoshitada Watanabe, Takana Kaho (SIT), Mizuki Suga, Takuto Arai, Yushi Shirato, Hideki Toshinaga, Daisei Uchida, Naoki Kita (NTT) AP2021-151 |
Massive Multiple-Input Multiple-Output (Massive MIMO), which uses a large number of antenna elements, has been investiga... [more] |
AP2021-151 pp.92-97 |
AP |
2021-10-07 14:25 |
Online |
Online |
[Poster Presentation]
A Study on Antenna Efficiency and Bandwidth of Terahertz Band Partially Parallel-Fed Waveguide Slot Arrays Yoshiki Hara, Jiro Hirokawa, Takashi Tomura (Tokyo Tech) AP2021-90 |
In the corporate feed of a waveguide slot array antenna, each element is fed with an equal-length line, which increases ... [more] |
AP2021-90 pp.82-88 |
MW, AP (Joint) |
2021-09-09 13:00 |
Online |
Online |
Fundamental Examination of Beam Reflection Circuit Using Butler Matrix Yusaku Honma, Noriharu Suematsu (Tohoku Univ.) MW2021-33 |
In backscatter system such as Radio Frequency Identification (RFID), increasing the gain of the tag antennas is an impor... [more] |
MW2021-33 pp.1-5 |
MW, AP (Joint) |
2021-09-10 10:35 |
Online |
Online |
Demonstration of Footprint Fixation and Area Optimization Using a Prototype Cylindrical Array Antenna for HAPS Service Link Shoichi Sudo, Yohei Shibata, Koji Tashiro, Wataru Takabatake, Kenji Hoshino (SB) AP2021-62 |
High-Altitude Platform Station (HAPS), which provides direct communication services to mobile devices on the ground from... [more] |
AP2021-62 pp.29-34 |