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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, WPT (Joint) |
2024-01-18 15:45 |
Niigata | Niigata Univ. (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Gain Enhancement of Low-profile Folded Dipole Antenna Array Go Kasahara, Takumi Nishime, Hiroshi Hashiguchi, Naobumi Michishita (National Defense Academy) |
[more] | |
| AP (2nd) |
2023-12-07 14:15 |
Wakayama | Kiboukan (Nanki Shirahama) | Simple Measurement Method for Reflectarray Using Monostatic-Bistatic Equivalence Theorem Keiji Swairi, Hiroshi Hashiguchi, Naobumi Michishita (National Defense Academy) |
(To be available after the conference date) [more] | |
| MW | 2023-11-16 17:15 |
Okinawa | Nago City Industrial Support Center (Okinawa) (Primary: On-site, Secondary: Online) |
A study of Position Estimation by Intercepting Control Signals of Drones Taiki Shibata, Toshihisa Kamei (NDA)  MW2023-137 |
In this study, we investigated a method for estimating the position of a drone using a passive method in order to deal w... [more] | MW2023-137 pp.59-64 |
| AP, RCS (Joint) |
2023-11-17 14:30 |
Kumamoto | Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Mutual coupling suppression by a square rod mantle cloak antenna with strip conductors Shuhei Ozawa, Hiroshi Hashiguchi, Naobumi Michishita (National Defense Academy), Kiyoshi Sakimoto, Teruki Miyazaki, Masato Tadokoro (The Yokohama Rubber Co., Ltd.) AP2023-153 |
Various mantle-cloak antennas have been proposed to suppress mutual coupling. However, the bandwidth between operating f... [more] | AP2023-153 pp.121-126 |
| LOIS, SITE, ISEC | 2023-11-10 12:10 |
Hiroshima | Satellite Campus Hiroshima (Primary: On-site, Secondary: Online) |
Zero-Knowledge Proofs for ownership of Deep Neural Network Shungo Sato, Hidema Tanaka (NDA) ISEC2023-67 SITE2023-61 LOIS2023-25 |
Because AI technologies have rapidly spread and developed in our society, Neural Networks, which are one of Machine Lear... [more] | ISEC2023-67 SITE2023-61 LOIS2023-25 pp.86-92 |
| OFT, OCS, LSJ (Joint) [detail] |
2023-08-25 09:30 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Distance correction of X-band radar by laser lidar Tomoyuki Uehara, Shuji Sayama, Tsuji Kenichiro (NDA) OFT2023-12 |
Radars are used to detect ships, structures, drones. Radars installed on ships and on land radars are placed on top of s... [more] | OFT2023-12 pp.17-20 |
| HIP, HCS, HI-SIGCE [detail] | 2023-05-15 15:35 |
Okinawa | Okinawa Industry Support Center (Primary: On-site, Secondary: Online) |
Analysis of spatio-temporal characteristics of asymmetric mislocalization in the flash-lag effect Akihiro Fukada, Kenji Yokoi (NDA) HCS2023-17 HIP2023-17 |
Although various explanations have been proposed for the flash-hag effect, the whole mechanism has been unclear yet. In ... [more] | HCS2023-17 HIP2023-17 pp.79-84 |
| AP | 2023-05-12 14:40 |
Okinawa | Okinawa Gender Equality Center (Primary: On-site, Secondary: Online) |
Mantle Cloak Antennas with Rejection Band in Close Frequency Naobumi Michishita, Shuhei Ozawa, Hiroshi Hashiguchi (National Defense Academy), Kiyoshi Sakimoto, Teruki Miyazaki, Masato Tadokoro (The Yokohama Rubber Co., Ltd.) AP2023-21 |
Various mantle-cloak antennas have been proposed to suppress mutual coupling. However, the operating frequency band and ... [more] | AP2023-21 pp.70-74 |
| AP | 2023-03-17 13:10 |
Toyama | Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
[Invited Talk (Young Researcher)]
A Study on Decoupling Method Operating at Single and Dual-Frequency for Planar Inverted-F Antennas by Using Parasitic Elements and Bridge Line Quang Quan Phung, Naobumi Michishita (NDA), Hiroshi Sato, Yoshio Koyanagi (Panasonic), Hisashi Morishita (NDA) AP2022-247 |
In recent years, Multiple-Input Multiple-Output (MIMO) is known as an elemental technology for next-generation communica... [more] | AP2022-247 pp.76-80 |
| R | 2023-03-10 15:50 |
Hiroshima | (Primary: On-site, Secondary: Online) |
Search Space Reduction using Neighborhood in Genetic Algorithm Natsumi Takahashi, Tetsushi Yuge (NDA), Tomoaki Akiba (CIT) R2022-54 |
In this study, we consider two-objective network design problem with all-terminal reliability and construction costs. Th... [more] | R2022-54 pp.37-40 |
| AP | 2023-02-16 14:15 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Compact Beam Forming Antenna based on Phase Gradient Huygen's Transmitarray and Fabry-Perot Antenna Source Takayoshi Sasaki, Tanan Hongnara, Yoshiki Shirasawa, Warangkana Chaihongsa, Katsumori Sasaki, Keisuke Sato, Ichiro Ohshima (DKK), Keizo Cho, Hiroaki Nakabayashi (CIT), Naobumi Michishita (NDA) AP2022-217 |
In this report, we propose a compact and low profile antenna with controllable directivity by combining a Fabry-Perot re... [more] | AP2022-217 pp.111-115 |
| R | 2022-12-15 15:45 |
Online | Online | The trends of IEC/TC 56 Dependability Ko Kawashima (ORIENTAL MOTOR), Yoshinobu Sato (Institute for Healthcare Quality Improvement), Yoshiki Kinoshita (Kanagawa Univ.), Hiroyuki Goto (D.SS), Akihiko Masuda (Reliability Seven Tools (R7) Practice Studio), Shigeru Yanagi (National Defense Academy), Makoto Takeyama (Kanagawa Univ.), Tadahiro Shibutani (Yokohama National Univ.) R2022-47 |
IEC/TC 56 is in charge of developing and revising international dependability standards related horizontally to both of ... [more] | R2022-47 pp.19-24 |
| RCC, ITS, WBS | 2022-12-14 11:30 |
Shiga | Ritsumeikan Univ. BKC (Primary: On-site, Secondary: Online) |
A fundamental study of a drone classification method applying CNN to range and Doppler images obtained by a millimeter-wave fast chirp MIMO radar Masashi Kurosaki, Kenshi Ogawa, Ryohei Nakamura, Hisaya Hadama (NDA) WBS2022-46 ITS2022-22 RCC2022-46 |
In this paper, we propose a method to classifying various drones from range profile and micro Doppler images of a drone ... [more] | WBS2022-46 ITS2022-22 RCC2022-46 pp.65-70 |
| RCC, ITS, WBS | 2022-12-14 14:05 |
Shiga | Ritsumeikan Univ. BKC (Primary: On-site, Secondary: Online) |
Analysis of Propeller Signal Intensity Fluctuation Based on Time Series Image of a Drone Using Millimeter-Wave MIMO Radar Kenshi Ogawa, Masashi Kurosaki, Ryohei Nakamura, Hisaya Hadama (NDA) WBS2022-49 ITS2022-25 RCC2022-49 |
In recent years, drones have advanced rapidly and are widely used in society. However, along with their popular use, the... [more] | WBS2022-49 ITS2022-25 RCC2022-49 pp.83-88 |
| AP (2nd) |
2022-12-08 14:40 |
Okinawa | (Primary: On-site, Secondary: Online) |
Measurement of Bistatic RCS Characteristics for Incident angle of Reflectarray by Source Reconstrcution Hiroshi Hashiguchi, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Hiromi Matsuno, Takuya Ohto, Masayuki Nakano (KDDI Research, Inc) |
[more] | |
| MW | 2022-11-15 16:00 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Examination of 3D Position Estimation of Drone by TDOA Taiki Shibata, Tosihisa Kamei (NDA) MW2022-117 |
In this report, we used TDOA (Time Difference of Arrival) positioning, which is one of the methods for estimating the po... [more] | MW2022-117 pp.46-51 |
| MW | 2022-11-16 13:55 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Study on the Uncertainty of Estimating of Complex Permittivity Using Free Space Method Masahiro Hanazawa (UL Japan), Toshihisa Kamei (NDA), Satoshi Ogino (Microwave Absorbers) MW2022-128 |
[more] | MW2022-128 pp.102-107 |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-10 15:25 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
Harmonic generation by generated microwave using optical beat Tomoyuki Uehara, Kenichiro Tsuji (NDA) OFT2022-37 |
A microwave is generated by optical beat of two lasers connected with optical fibers for the purpose of transmitting and... [more] | OFT2022-37 pp.1-4 |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-10 15:50 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
Remotely phase control of microwave signals using semiconductor optical amplifiers and optical beat Shunya Hayashi, Tomoyuki Uehara, Kenichiro Tsuji (NDA) OFT2022-38 |
Next-generation access networks are expected to use high-frequency radio signals with high attenuation, requiring the in... [more] | OFT2022-38 pp.5-10 |
| OCS, OFT, LSJ (Joint) [detail] |
2022-08-25 15:10 |
Online | Online | EDF laser displacement sensor based on bending characteristics of cascaded-chirped long-period fiber grating Koken Fukushima, Makoto Okano, Atsushi Wada, Satoshi Tanaka (NDA), Fumihiko Ito (Shimane Univ.) OFT2022-9 |
We have constructed an EDF laser in a sigma cavity configuration (EDFσL) using a double-pass cascaded-chirped long-perio... [more] | OFT2022-9 pp.16-21 |
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