Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RISING (3rd) |
2023-10-31 09:45 |
Hokkaido |
Kaderu 2・7 (Sapporo) |
[Poster Presentation]
Study of Frequency-Domain LOS Identification Independent from CSI Normalization Yusei Yasuba (Kyoto Univ.), Koji Yamamoto (Kyoto Inst. of Tech.), Hiroki Shimomura, Keisuke Tamai (Kyoto Univ.), Noriyasu Kato, Shunji Taki, Takuya Negishi (Allied Telesis) |
Line-of-sight (LOS) identification methods based on WiFi devices have used time series of channel state information (CSI... [more] |
|
RCS, SAT (Joint) |
2023-09-01 15:35 |
Nagano |
Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
Feasibility Study of Physical-Layer Cryptography and Line-of-Sight Quantum Key Distribution over GEO-Ground Links based on Link Budget Calculation Hiroyuki Endo, Masahide Sasaki, Mikio Fujiwara (NICT) SAT2023-47 |
Since the channel is highly directional and line-of-sight, it is reasonable to assume that an eavesdropper is hard to fu... [more] |
SAT2023-47 pp.60-65 |
AP, SANE, SAT (Joint) |
2023-07-12 15:00 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Quantum Signal Transmission Experiment for Line-of-sight Quantum Key Distribution Hiroyuki Endo, Mitsuo Kitamura, Shunsuke Ozawa (NICT), Ryosuke Shimizu (UEC), Mikio Fujiwara, Masahide Sasaki (NICT) SAT2023-13 |
Quantum key distribution (QKD) can be secure against any physically allowable attacks. Its transmission distance and key... [more] |
SAT2023-13 pp.19-24 |
SeMI, SeMI (Joint) |
2023-01-19 13:20 |
Tokushima |
Naruto grand hotel (Primary: On-site, Secondary: Online) |
[Short Paper]
LoS-Aware Placement of UAVs in Urban Environments Hiroyuki Asano, Hiraku Okada, Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) SeMI2022-72 |
This study discusses providing ground user equipments (UEs) with wireless connectivity via unmanned aerial vehicles (UAV... [more] |
SeMI2022-72 pp.9-13 |
SeMI, SeMI (Joint) |
2023-01-20 11:35 |
Tokushima |
Naruto grand hotel (Primary: On-site, Secondary: Online) |
[Short Paper]
A Study of Beamforming Feedback-based LOS Detection Hiroki Shimomura, Takamochi Kanda, Koji Yamamoto (Kyoto Univ.), Takayuki Nishio (Kyoto Univ./Tokyo Tech.), Akihito Taya (Kyoto Univ./Univ. Tokyo) SeMI2022-101 |
Channel state information (CSI) in wireless local area network (WLAN) has attracted increasing attention for Wi-Fi sensi... [more] |
SeMI2022-101 pp.140-145 |
MIKA (3rd) |
2022-10-14 10:40 |
Niigata |
Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
LoS-Aware Optimal Placement of a UAV in Urban Environments Hiroyuki Asano, Hiraku Okada, Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) |
Several studies are in progress on the use of unmanned aerial vehicles (UAVs) to provide user equipment on the ground wi... [more] |
|
PN, MWP, EMT, PEM, IEE-EMT [detail] |
2022-01-27 13:30 |
Online |
Online |
Experimental Study of In-Vehicle Secondary radar to detect pedestrians in NLOS Satomi Masuda, Zhou Zhongqi, Maiko Kitamura, Mao Morishita, Kunihisa Jitsuno (Waseda Univ.), Keizo Inagaki, Atsushi Kanno (NICT), Tetsuya Kawanishi (Waseda Univ.) PN2021-36 EMT2021-52 MWP2021-41 |
It's not easy to detect in areas where there are many obstacles to the signals, such as NLOS.
In this study, we invest... [more] |
PN2021-36 EMT2021-52 MWP2021-41 pp.19-22 |
WBS, RCC, SAT, MICT (Joint) [detail] |
2021-05-21 11:35 |
Online |
Online (Zoom) |
Field Experiments of Multi-hop Command and Telemetry Communications in the 169 MHz Band for BLOS Operation of Drones Ryu Miura, Toshinori Kagawa, Fumie Ono, Takashi Matsuda, Lin Shan, Takeshi Matsumura (NICT) WBS2021-17 RCC2021-17 SAT2021-15 MICT2021-13 |
The 169 MHz band was assigned for unmanned vehicles such as robots and drones by the Ministry of Internal Affairs and Co... [more] |
WBS2021-17 RCC2021-17 SAT2021-15 MICT2021-13 pp.89-94(WBS), pp.89-94(RCC), pp.77-82(SAT), pp.67-72(MICT) |
LOIS, IPSJ-SPT, IPSJ-CN |
2021-05-10 15:05 |
Online |
Online |
Branch Analysis of the Random Forest for Recognition of Car Motion Sickness from Eyesight Features Shohta Okuyama, Jun Toyotani, Yuto Omae (NU) LOIS2021-5 |
Some people who get motion sickness only when they are riding without driving. One of the causes of motion sickness in t... [more] |
LOIS2021-5 pp.25-30 |
WIT, ASJ-H |
2021-02-05 15:15 |
Online |
Online |
Motion generation of omnidirectional moving avatar robot using line-of-sight input Reon Noriyasu, Satoru Shibata, Shenglin Mu, Tomonori Karita, Takaya Omori (Ehime Univ.) WIT2020-25 |
We built a system that allows children and students who cannot directly participate in classes due to illness or disabil... [more] |
WIT2020-25 pp.9-12 |
IT, SIP, RCS |
2020-01-24 16:40 |
Hiroshima |
Hiroshima City Youth Center |
On Capacity of Massive MIMO in Multiuser Operation [II]
-- In the case of LOS environments -- Yoshio Karasawa IT2019-85 SIP2019-98 RCS2019-315 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship among var... [more] |
IT2019-85 SIP2019-98 RCS2019-315 pp.291-296 |
MIKA (2nd) |
2019-10-04 10:15 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Performance Influence of Inclination Angle of Receiving Array in OAM-MIMO Communication Taiga Katsu, Nobuyoshi Kikuma, Kunio Sakakibara (NIT) |
MIMO (Multiple-Input Multiple-Output) communication that can simultaneously transmit and receive multiple data has attra... [more] |
|
RCS, SAT (Joint) |
2019-08-23 10:20 |
Aichi |
Nagoya University |
Blockage Detection and User Association in mmWave Networks Yuva Kumar S., Tomoaki Ohtsuki (Keio Univ.) RCS2019-163 |
The large spectral bandwidth at millimeter-wave (mmWave) frequencies provides a mean to achieve very high data rates in ... [more] |
RCS2019-163 pp.91-96 |
WPT |
2019-06-10 14:35 |
Hokkaido |
Hokkaido Univ. |
Fundamental Research on Reflector Composed of Metallic Patches for Realizing of Highly Efficient Non-Line-of-Sight Wireless Power Transfer Tsunayuki Yamamoto, Ryunosuke Nagayasu, Hiroshi Kubo, Yasuhiro Kurata (Yamaguchi Univ.) WPT2019-13 |
In a wireless power transfer technology, some obstacles between the transmitting point and the receiving point cause "no... [more] |
WPT2019-13 pp.15-18 |
SeMI, IPSJ-ITS, IPSJ-MBL, IPSJ-DPS |
2019-05-23 15:10 |
Kagoshima |
Amami-shi Syakai Fukushi Center |
[Poster Presentation]
A Development of 169MHz Wireless Communication System for BLOS Drone Control Toshinori Kagawa, Fumie Ono, Lin Shan, Ryu Miura, Fumihide Kojima (NICT) SeMI2019-8 |
Currently in Japan, drones are actively researched and developed for disaster response and infrastructure inspection app... [more] |
SeMI2019-8 pp.109-112 |
WBS, ITS, RCC |
2018-12-07 13:00 |
Okinawa |
Miyako Island Hirara Port Terminal Bldg. |
An Experiment of Drone Control and Sensor Data Transmission using 920MHz Multi-hop Wireless Communication System Toshinori Kagawa, Fumie Ono, Lin Shan, Ryu Miura (NICT), Kazuhiro Nakadai (Tokyo Inst. of Tech.), Kotaro Hoshiba (Kanagawa Univ.), Makoto Kumon (Kumamoto Univ.), Hiroshi G. Okuno (Waseda Univ.), Shin Kato (AIST), Fumihide Kojima (NICT) WBS2018-66 ITS2018-49 RCC2018-97 |
Robots and unmanned aerial vehicles (such as drone) are actively researched and developed aiming at application to disas... [more] |
WBS2018-66 ITS2018-49 RCC2018-97 pp.217-221 |
AP (2nd) |
2018-05-30 13:45 |
Overseas |
The University of Da nang, University of Science and Technology |
Applications of the Segmented Coplanar Waveguide for On-body Links Tran Thi Lan, Hiroyuki Arai (Yokohama National Univ.) |
Transmission characteristic improvement for links on body at 2.45 GHz by the segmented coplanar waveguide (SCPW) propose... [more] |
|
ITS, WBS, RCC |
2017-12-15 15:45 |
Okinawa |
Tiruru/Okinawa Jichikaikan |
A Development of Multi-hop Control Communication System using 169MHz and 920MHz bands for Dependable Drone Operation in Beyond Line-of-Sight Toshinori Kagawa, Fumie Ono, Lin Shan, Ryu Miura (NICT), Shin Kato (AIST), Fumihide Kojima (NICT) WBS2017-83 ITS2017-60 RCC2017-99 |
Robots and unmanned aerial vehicles, or drones, are the hot research topics aiming at application to disaster response, ... [more] |
WBS2017-83 ITS2017-60 RCC2017-99 pp.275-278 |
AP, RCS (Joint) |
2017-11-08 14:55 |
Fukuoka |
Fukuoka University |
[Invited Lecture]
Channel Prediction in LOS Environment by AR Model Using Estimation of LOS Propagation Parameters Naoto Setoguchi, Hiroaki Nakabayashi, Keizo Cho (Chiba Inst.Tech.) AP2017-117 RCS2017-214 |
In MIMO technology, feedback delay of channel state information is regarded as a cause of deterioration of transmission ... [more] |
AP2017-117 RCS2017-214 pp.49-54(AP), pp.53-58(RCS) |
AP, RCS (Joint) |
2017-11-09 15:50 |
Fukuoka |
Fukuoka University |
[Invited Lecture]
A Study on an Antenna Arrangement of Line-Of-Sight MIMO Communications for 5G Backhaul Systems Daisuke Uchida, Daiki Yoda, Koji Akita, Tomoya Tandai (Toshiba Corp.) AP2017-131 RCS2017-236 |
Many research institutions have paid attention to the 5th generation
mobile radio communication systems (5G). The exp... [more] |
AP2017-131 RCS2017-236 pp.125-130(AP), pp.181-186(RCS) |