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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 270  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SR, SRW
(Joint)
2023-03-01
13:55
Tokyo Tokyo Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Modeling of Geospatial Data for Digital Twin Wireless Systems
Koya Sato (UEC)
(To be available after the conference date) [more]
EMCJ 2023-01-27
13:10
Okayama WASHU BLUE RESORT
(Primary: On-site, Secondary: Online)
Estimation of Human Blockage Characteristics for Indoor Propagation in a Local-5G Frequency Band Using Large Scale FDTD Analysis
Kazuki Yoshida, Takashi Hikage, Manabu Omiya (Hokkaido Univ.) EMCJ2022-82
Local 5G, the fifth-generation mobile communication system (5G) that companies and local governments can construct flexi... [more] EMCJ2022-82
pp.56-59
AP, WPT
(Joint)
2023-01-19
11:40
Hiroshima Hiroshima Institute of Technology
(Primary: On-site, Secondary: Online)
A Study on Radio Propagation simulation method by Quantum annealer.
Keita Fujita, Tetsuro imai (TDU), Wataru Yamada, Minoru Inomata, Nobuaki Kuno (NTT) AP2022-181
Ray tracing methods for radio propagation analysis require a large amount of computation time due to the increase in the... [more] AP2022-181
pp.24-29
AP, WPT
(Joint)
2023-01-19
12:05
Hiroshima Hiroshima Institute of Technology
(Primary: On-site, Secondary: Online)
5G radio wave propagation analysis in a city model by large-scale FDTD simulation using the supercomputer "Fugaku"
Yoichi Kochibe, Naoki Ebata, Takashi Yamagajo, Wataru Odajima, Hiroaki Watanabe, Hikaru Inoue (Fujitsu) AP2022-182
Recently, the utilization of the radio communication technology such as the service start of the fifth-generation mobile... [more] AP2022-182
pp.30-32
EA, US
(Joint)
2022-12-22
13:30
Hiroshima Satellite Campus Hiroshima [Poster Presentation] Induced Potentials in bone by ultrasound propagation -- PE-FDTD Simulation --
Hidehisa Suzuyama, Taisei Tsubata, Keigo Maehara (Doshisha Univ.), Atsushi Hosokawa (NIT, Akashi College), Takao Tsuchiya, Mami matsukawa (Doshisha Univ.) US2022-50
LIPUS has been reported to shorten the healing time of fractures by 30-40 %. However, the initial mechanism of the heali... [more] US2022-50
pp.1-5
NS, ICM, CQ, NV
(Joint)
2022-11-24
13:00
Fukuoka Humanities and Social Sciences Center, Fukuoka Univ. + Online
(Primary: On-site, Secondary: Online)
Proposal for Optimal Communication Scheduling Using Multiple Data Compression Techniques in Distributed Deep Learning
Fukuda Ryudai, Takuji Tachibana (Univ. Fukui) NS2022-105
In distributed deep learning, which uses multiple processors, the training time can be greatly reduced by executing the ... [more] NS2022-105
pp.29-34
SRW, SeMI, CNR
(Joint)
2022-11-25
09:30
Tochigi Epinard Nasu
(Primary: On-site, Secondary: Online)
[Short Paper] Dynamic Propagation Simulation Method From Lidar Point Cloud Data for Office Scenario
Kentaro Saito, Nopphon Keerativoranan, Jun-ichi Takada (Tokyo Tech.) SRW2022-26
Nowadays, various kinds of information and communications technology (ICT) systems have been developed and utilized in o... [more] SRW2022-26
p.38
RCS 2022-10-27
12:30
Ehime Ehime University, and online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Research Activities for Deploying Cell-Free Massive MIMO Systems
Masaaki Ito (KDDI Research/USC), Shunsuke Kamiwatari, Noboru Osawa, Issei Kanno, Yoshiaki Amano (KDDI Research) RCS2022-132
In cell-free massive MIMO systems, a massive number of distributed antennas cooperate with each other and communicate wi... [more] RCS2022-132
p.25
AP 2022-10-19
09:30
Gifu GIFU CITY CULTURE CENTER
(Primary: On-site, Secondary: Online)
[Poster Presentation] Comparative Evaluation of Radio Propagation Measurement and Ray-Tracing Simulation in Indoor Office Scenario
Kazumasa Hashiba, Kinzen Ohira, Kentaro Saito (Tokyo Denki Univ.) AP2022-94
 [more] AP2022-94
pp.7-8
MIKA
(3rd)
2022-10-13
11:10
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Study of Station Building Models for Radio Propagation Simulation of Railway Environments
Izumi Kurita, Nagateru Iwasawa, Takayasu Kitano (RTRI)
It is important to figure out radio propagation characteristics by simulations of radio wave propagation when designing ... [more]
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]
MIKA
(3rd)
2022-10-14
10:40
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] Channel and Data Estimation via Deep Unfolding-Aided BiGaBP for Correlated Massive MIMO
Koichi Maki, Tetsushi Ikegami (Meiji Univ.)
This paper applies deep unfolding (DU) to a joint channel and data estimation (JCDE) scheme via bilinear belief propagat... [more]
IA, CQ, MIKA
(Joint)
2022-09-15
16:25
Hokkaido Hokkaido Citizens Actives Center
(Primary: On-site, Secondary: Online)
Impact of hash rate on theoretical fork rate of blockchain
Sakurai Akira (Tokyo Tech), Shudo Kazuyuki (Kyoto Univ.) IA2022-20
Blockchain divergence, or forks, make it less secure. So the fork rate can be used as a measure of security.
Theoretica... [more]
IA2022-20
pp.32-35
AP, MW
(Joint)
2022-09-14
14:40
Ehime The Museum of Art, EHIME
(Primary: On-site, Secondary: Online)
A Study of Building Map Representation for Spatiotemporal Channel Parameters Estimation Model by Machine Learning
Keiji Yoshikawa, Tatsuya Nagao, Kazuki Takezawa, Takahiro Hayashi (KDDI Research, Inc) AP2022-78
Wireless emulators are being developed to design and evaluate wireless systems in virtual space. To emulate various envi... [more] AP2022-78
pp.38-43
US 2022-08-22
14:55
Tokyo Tokyo Tech (Ookayama Campus) US2022-32 Currently installing a hydrophone off the coast of "Ohshima” to study the impact of marine mammals. So far, low frequenc... [more] US2022-32
pp.19-24
SANE 2022-08-19
10:45
Hokkaido  
(Primary: On-site, Secondary: Online)
Study for prediction of radio environment in flight areas of Unmanned Aerial Vehicles -- Comparison of measured data and simulation --
Erina Sasaki, Shoichi Kitazawa (Muroran IT) SANE2022-48
Toward the realization of small unmanned aerial vehicles (UAVs) flying the Beyond Visual Line of Sight, we are studying ... [more] SANE2022-48
pp.86-91
AP, SANE, SAT
(Joint)
2022-07-27
09:50
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
[Invited Lecture] Radio Propagation Characteristics for Train Operating Systems in Urban Area
Izumi Kurita, Takayasu Kitano, Kazuki Nakamura (RTRI) AP2022-35
Wireless communication systems such a train radio system and CBTC have been upgraded and getting more broadband. It is m... [more] AP2022-35
pp.6-11
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-19
16:35
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
120-GHz-band transmission by contacting dielectric waveguides
Akihiko Hirata, Masaki Ushio (CIT), Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) EMT2022-30 MW2022-54 OPE2022-33 EST2022-31 MWPTHz2022-28
Currently, sheet LAN, which enables LAN connection simply by placing a terminal on a dielectric sheet that transmits ter... [more] EMT2022-30 MW2022-54 OPE2022-33 EST2022-31 MWPTHz2022-28
pp.109-112
IA, ICSS 2022-06-23
13:30
Nagasaki Univ. of Nagasaki
(Primary: On-site, Secondary: Online)
Distributed Clock Synchronization Protocol for Proof of Stake Blockchain
Yuya Miki, Kazuyuki Shudo (Tokyo Tech) IA2022-2 ICSS2022-2
In a Proof of Stake (PoS) blockchain, all nodes need to be able to recognize approximately synchronized clocks. A PoS bl... [more] IA2022-2 ICSS2022-2
pp.8-14
SRW 2022-06-20
15:30
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
[Invited Talk] Study of Propagation Characteristics of Radio Waves for Use Cases in 300 GHz Band Wireless Link
Akihiko Hirata (CIT) SRW2022-7
In Beyond 5G, the next generation of mobile communications, the use of 300 GHz band wireless links, which can achieve da... [more] SRW2022-7
pp.20-24
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