Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
R |
2024-02-29 16:20 |
Shimane |
|
Algorithm of evaluating network performance for resilience analysis Kotaro Fujikura, Natsumi Takahashi, Tetsushi Yuge (NDA) R2023-61 |
Resilience in engineering is the ability of a system to maintain its functionality and to recover quickly and effectivel... [more] |
R2023-61 pp.36-41 |
AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas |
EPU, Hanoi |
Transmit array elements that tilt beam through glass using Huygens' metamaterials. Kenta Fujii, Keizo Cho (CIT), Naobumi Michishita (NDA), Hiroaki Nakabayashi (CIT), Takayoshi Sasaki, Warangkana Chaihongsa, Keisuke Sato, Ichiro Oshima (DKK) |
In this paper, we discuss the design of a transmit array capable of transmitting 28 GHz band radio waves through glass w... [more] |
|
QIT (2nd) |
2023-12-17 17:30 |
Okinawa |
OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
time-optimal quantum control robust against systematic errors Shingo Kukita (NDA), Haruki Kiya, Yasushi Kondo (Kindai Univ.) |
[more] |
|
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 |
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 |
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 |
AP, SANE, SAT (Joint) |
2022-07-27 14:30 |
Hokkaido |
Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
A Study on Increasing the Bandwidth of Orthogonally Polarized Omnidirectional Antenna Using Halo Antenna Tomokazu Mizutani, Naobumi Michishita (NDA), Hiroshi Sato, Yoshio Koyanagi (PSNRD), Hisashi Morishita (NDA) AP2022-41 |
Recently, orthogonal polarization MIMO antennas have attracted attention as antennas for cell phone base stations. In th... [more] |
AP2022-41 pp.40-43 |
IT, ISEC, RCC, WBS |
2022-03-10 10:05 |
Online |
Online |
A Fundamental study on multiple drone detection using a millimeter-wave fast chirp modulation radar Masashi Kurosaki, Ryohei Nakamura, Hisaya Hadama (NDA) IT2021-94 ISEC2021-59 WBS2021-62 RCC2021-69 |
In recent years, the rapid development and spread of drones has attracted attention in a variety of fields, military, ag... [more] |
IT2021-94 ISEC2021-59 WBS2021-62 RCC2021-69 pp.72-77 |
WBS, RCC, ITS |
2021-12-13 09:00 |
Online |
Online |
[Poster Presentation]
Experimental study on Micro-Doppler Characteristics of Drones using a Millimeter-wave Fast Chirp Modulation Radar Masashi Kurosaki, Ryohei Nakamura, Hisaya Hadama (NDA) WBS2021-41 ITS2021-15 RCC2021-48 |
In recent years, the rapid development and spread of drones has attracted attention in a variety of fields, military, ag... [more] |
WBS2021-41 ITS2021-15 RCC2021-48 pp.40-44 |
R |
2021-06-12 14:00 |
Online |
Online (Zoom) |
An approximate method of network resirience Yasumasa Sagawa, Natsumi Takahashi, Tetushi Yuge (NDA) R2021-11 |
Resilience is an index that takes into account not only the reduction of damage caused by system failures, but also the ... [more] |
R2021-11 pp.1-6 |
EA, ASJ-H, EMM |
2020-11-20 09:00 |
Online |
Online |
[Poster Presentation]
Improving wavelet-synchrosqueezing transform with calculating angular frequency using time shift Akira Kakutani, Takashi Matsubara, Keisuke Iwai, Takakazu Kurokawa (NDA) EA2020-21 EMM2020-36 |
Time-frequency analysis is mainly used for analyzing acoustic signals. Short-time Fourier transform by Allen, et al. and... [more] |
EA2020-21 EMM2020-36 pp.1-5 |
US |
2020-08-26 13:50 |
Online |
Online |
A study of sound velocity profile acquisition method using Doppler shift Masato Yoshiguchi, Hanako Ogasawara, Kazuyoshi Mori (NDA) US2020-22 |
Sound speed distribution, which is important to calculate sound propagation in the ocean, is currently estimated from a ... [more] |
US2020-22 pp.11-15 |
CQ, CBE (Joint) |
2020-01-17 10:30 |
Tokyo |
NHK Science & Technology Research Laboratories |
Effect of server duplication on running characteristics of remotely controlled vehicles Taro Watanabe, Tomohiro Sato, Yuki nagai, Ryohei Nakamura, Hisaya Hadama (NDA) CQ2019-124 |
[more] |
CQ2019-124 pp.95-100 |
EA, ASJ-H, ASJ-AA |
2018-07-24 13:00 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Denoising Method for Underwater Acoustic Signals by Using Hough Transform Yoshihiro Taira, Takashi Matsubara, Keisuke Iwai, Takakazu Kurokawa (NDA) EA2018-11 |
Underwater acoustic signals are used in various fields such as marine environmental measurement, exploration of sea bott... [more] |
EA2018-11 pp.59-64 |
CS |
2018-07-13 10:55 |
Okinawa |
Eef Information Plaza (Kumejima Is.) |
A Proposal of a Wireless LAN Handover Technique for Indoor Remote Controlled Wheelchairs Kazuya Okuda, Yuki Nagai, Ryohei Nakamura, Hisaya Hadama (NDA) CS2018-38 |
Many efforts are being made on R&D activities of autonomous driving wheelchairs. Autonomous driving wheelchairs are expe... [more] |
CS2018-38 pp.127-132 |
ITS, WBS, RCC |
2017-12-14 13:30 |
Okinawa |
Tiruru/Okinawa Jichikaikan |
[Poster Presentation]
Empirical Study on Stepped FM Radar for Super Resolution Keiji Jimi, Isamu Matsunami (Kitakyushu Univ.), Ryohei Nakamura (NDA) WBS2017-48 ITS2017-25 RCC2017-64 |
With the Stepped Frequency modulation (FM) radar, the echoes of stepped frequency modulation pulses are synthesized in t... [more] |
WBS2017-48 ITS2017-25 RCC2017-64 pp.73-77 |
PRMU, CNR |
2017-02-18 09:30 |
Hokkaido |
|
A Study for Character Recognition with Perspective Distortion by Vanishing Point Detection Using Radon Transform
-- Experiments for Line Noise Reduction by Using RANSAC Algorithm -- Yusuke Takezawa, Seiji Ishihara (Tokyo Denki Univ), Takao Furukawa (Kyoritsu Women's Univ), Takashi Takiguchi (National Defense Academy of Japan), Makoto Hasegawa (Tokyo Denki Univ) PRMU2016-152 CNR2016-19 |
[more] |
PRMU2016-152 CNR2016-19 pp.1-6 |
IT, ISEC, WBS |
2016-03-11 10:50 |
Tokyo |
The University of Electro-Communications |
An improvement of sum-product decoding of LDPC codes by a local search method Yuki Kawauchi, Hiroshi Enoki, Kohtaro Watanabe, Seiji Kataoka (NDA) IT2015-128 ISEC2015-87 WBS2015-111 |
[more] |
IT2015-128 ISEC2015-87 WBS2015-111 pp.163-168 |