Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP |
2021-03-26 09:35 |
Online |
Online |
An Experimental Study of Radio Scattering Multipath by Random Wave Surface Takayuki Nakanishi, Kenya Shimizu, Takahiro Hashimoto (MELCO), Kenzaburo Hitomi (MEE), Michio Takikawa, Yoshio Inasawa (MELCO) |
[more] |
|
AP |
2021-02-18 13:00 |
Online |
Online |
[Invited Lecture]
Path loss prediction via convolutional neural network using area segmentation Kenya Shimizu, Takayuki Nakanishi, Michio Takikawa, Yoshio Inasawa (Mitsubishi Electric Corp.) AP2020-116 |
[more] |
AP2020-116 pp.1-4 |
AP |
2021-02-19 15:40 |
Online |
Online |
[Invited Lecture]
A Study on the Characteristics of the EBG Structure Area in the Interference Suppression between Antennas Ryotaro Ohashi, Tai Tanaka, Shinichi Yamamoto, Michio Takikawa, Yoshio Inasawa (Mitsubishi Electric) AP2020-131 |
We investigate an interference suppression in a system with a conductor wall between two antennas. We evaluated the inte... [more] |
AP2020-131 pp.81-85 |
WPT, AP (Joint) |
2021-01-21 14:30 |
Online |
Online |
A measurement of deployable center-fed reflectarray antenna Hiromasa Nakajima, Shinichi Yamamoto, Michio Takikawa, Syuji Nuimura, Yoshio Inasawa (Mitsubishi Electric Corp.) AP2020-106 |
In this paper a deployable center-fed reflectarray antenna for mobile satellite communication systems is proposed. The p... [more] |
AP2020-106 pp.19-22 |
RCS, AP, UWT (Joint) |
2020-11-25 10:15 |
Online |
Online |
Grid-loaded Step Reflector Antenna with Coaxial-Mode Excitation Shin-ichi Yamamoto, Shuji Nuimura, Michio Takikawa (Mitsubishi Electric Corp.) AP2020-75 |
A reflector antenna excited by TM01 circular waveguide mode is being studied. Since the conventional reflector antenna w... [more] |
AP2020-75 pp.11-16 |
RCS, AP, UWT (Joint) |
2020-11-25 10:40 |
Online |
Online |
Reflectarray antenna radiating shaped-beam using simple evaluation method Sanshiro Shigemitsu, Mei Fukaya, Shigeru Makino (KIT), Michio Takikawa, Hiromasa Nakajima (MELCO) AP2020-76 |
[more] |
AP2020-76 pp.17-21 |
RCS, AP, UWT (Joint) |
2020-11-25 11:45 |
Online |
Online |
Study of spacing between resonating elements for high efficiency and low sidelobes Shota Takino, Shigeru Makino, Mei Fukaya, Sanshiro Shigemitsu (KIT), Michio Takikawa, Hiromasa Nakajima (MELCO) AP2020-78 |
[more] |
AP2020-78 pp.28-32 |
EMT, IEE-EMT |
2020-11-05 13:00 |
Online |
Online |
A Verification of the Estimation Method for Permittivity Distribution from Scattering Property Measurement of a Multilayer Dielectric Cylindar Hiroshi Suenobu, Shinichi Yamamoto, Michio Takikawa, Yoshio Inasawa (Mitsubishi Electric Corp.) EMT2020-29 |
[more] |
EMT2020-29 pp.12-16 |
AP, SANE, SAT (Joint) |
2020-07-16 11:10 |
Online |
Online |
[Invited Lecture]
Accelerating ray tracing using nonuniform ray launching directions Takahiro Hashimoto, Michio Takikawa (Mitsubishi electric) AP2020-15 |
Ray-tracing has been successfully used as a site specific radio propagation model adopted to wide range applications suc... [more] |
AP2020-15 pp.33-38 |
AP |
2020-03-27 12:20 |
Fukui |
Fukui College (Cancelled but technical report was issued) |
An Evaluation of the Interference Suppression between Antennas by the EBG Structure on the Conductor Wall Ryotaro Ohshi, Tai Tanaka, Michio Takikawa, Naofumi Yoneda (Mitsubishi Electric Corp.) AP2019-206 |
We investigate an interference suppression in a system with a conductor wall between two antennas. In this paper, we eva... [more] |
AP2019-206 pp.53-56 |
AP |
2020-02-21 13:00 |
Shizuoka |
Shizuoka Univ. Hamamatsu Campus |
[Invited Lecture]
Analysis of low elevation GPS signal propagation using parabolic equation considered sea surface impedance in tropospheric ducting Kenya Shimizu, Takayuki Nakanishi, Michio Takikawa, Naofumi Yoneda (Mitsubishi Electric Corp.) AP2019-191 |
On developing a robust wireless system and a highly efficient radar system on a ship, it is important to estimate the at... [more] |
AP2019-191 pp.59-62 |
AP, WPT (Joint) |
2020-01-23 16:25 |
Kagawa |
Sunport Hall Takamatsu |
A Dual-polarized Stacked Reflectarray Antenna with changing beam-direction Mei Fukaya, Ryota Obata, Shigeru Makino (KIT), Michio Takikawa, Hiromasa Nakajima (MELCO) AP2019-163 |
Recent research has proposed a multi-beam system with fewer mirror configurations by sharing V and H polarized waves wit... [more] |
AP2019-163 pp.73-76 |
AP, RCS (Joint) |
2019-11-20 11:20 |
Saga |
Saga Univ. |
A measurement of low loss planar radome for wide angle beam scanning antenna Hiromasa Nakajima, Shinichi Yamamoto, Michio Takikawa, Naofumi Yoneda (Mitsubishi Electric Corp.) AP2019-108 |
We proposed the low loss multilayer radome for wide angle beam scanning planar antenna. The radome is combined multiple ... [more] |
AP2019-108 pp.13-17 |
AP, RCS (Joint) |
2019-11-21 10:15 |
Saga |
Saga Univ. |
Evaluation method of axial ratio using only the reflection coefficient of waveguide circular polarizer Shin-ichi Yamamoto, Yuya Ida, Michio Takikawa (Mitsubishi Electric Corporation) AP2019-120 |
A circularly polarized feed circuit in a primary radiator of a reflector antenna is often required to have a low axial r... [more] |
AP2019-120 pp.81-86 |
EMT, IEE-EMT |
2019-11-07 16:30 |
Saga |
Hotel Syunkeiya |
A Simulation of Electron Density Distribution Estimation for a Cylindrical Plasma Using Scattering Properties of the Axial-symmetric Multilayer Dielectric Hiroshi Suenobu, Tai Tataka, Michio Takikawa, Naofumi Yoneda (Mitsubishi Electric Corp.) EMT2019-59 |
An estimation method for electron density distribution of the cylindrical plasma is investigated. In this paper, we esti... [more] |
EMT2019-59 pp.135-140 |
AP |
2019-08-23 11:20 |
Hokkaido |
Hokkai-Gakuen Univ. |
A simple evaluation method of gain loss using aberration theory in reflect array antenna Aoi Kotoura, Shigeru Makino, Yoshimi Sunaga, Sanshiro Shigemitsu (KIT), Michio takikawa, Hiromasa Nakajima (MELCO) AP2019-67 |
(To be available after the conference date) [more] |
AP2019-67 pp.107-110 |
AP (2nd) |
2019-06-25 16:05 |
Hokkaido |
Wakkanai City Japan-Russia Friendship Hall |
An Experimental Study of Radio Propagation using Diversity Antenna at Indoor Environment Takayuki Nakanishi (MELCO), Kenzaburo Hitomi (MEE), Hiroaki Kotake, Satoshi Hanai, Michio Takikawa, Naofumi Yoneda (MELCO) |
[more] |
|
AP |
2019-06-20 14:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A study of low loss planar radome for wide angle beam scanning antenna Hiromasa Nakajima, Shinichi Yamamoto, Michio Takikawa, Naofumi Yoneda (Mitsubishi Electric Corp.) AP2019-19 |
In this paper, we proposed the low loss multilayer radome for wide angle beam scanning antenna. It is known that the ele... [more] |
AP2019-19 pp.23-26 |
AP |
2018-12-13 13:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Satellite mounted antennas using reflect arrays Ryota Obata, Yoshimi Sunaga, Shigeru Makino (KIT), Michio Takikawa, Hiromasa Nakajima (MEC) AP2018-146 |
[more] |
AP2018-146 pp.5-9 |
RCS, AP (Joint) |
2018-11-21 13:40 |
Okinawa |
Okinawa Industry Support Center |
An Experiment Result of Meteorological Elements and Radio Propagation Above Sea Environment at Standard Atmosphere using UAV Takayuki Nakanishi, Kenya Shimizu, Michio Takikawa, Naofumi Yoneda (MELCO) AP2018-121 |
The tropospheric duct phenomenon occurs when the refractive index of the atmosphere in the troposphere is reversed and i... [more] |
AP2018-121 pp.113-117 |