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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 119  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, AP, UWT
(Joint)
2022-11-15
14:05
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Experimental Evaluations with Transparent Reflectors at 60 GHz
Hiroaki Hashida, Ryuhei Hibi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.), Toshio Enami, Hiroyuki Nomoto (SEKISUI CHEMICAL), Susumu Ano (ATR)
 [more]
RCS, AP, UWT
(Joint)
2022-11-17
09:30
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
A Study on Wireless Communication System Using Standalone Intelligent Reflecting Surface and Resource Allocation Method by Quantum Computing -- Shared use of IRS by multiple carriers --
Takahiro Ohyama (PSNRD), Yuichi Kawamoto, Nei Kato (Tohoku Univ.)
(To be available after the conference date) [more]
AP, SANE, SAT
(Joint)
2022-07-28
09:25
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
A Study on Transmission Power Control for Efficient Two-Way Relay Communication with High-Altitude Platform Station in Space-Air-Ground Integrated Networks
Masaki Takahashi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2022-21
Space-air-ground integrated networks (SAGINs) are going to be a key technology of 6G for achieving the goal of global an... [more] SAT2022-21
pp.24-29
AP, SANE, SAT
(Joint)
2022-07-28
09:50
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
A Study on Null Formation Control for Interference Suppression on High-Altitude Platforms Comprising Space-Air-Ground Integrated Network
Yuto Okawara, Yuichi Kawamoto, Nei Kato (Tohoku Univ) SAT2022-22
Since one of the 6G requirements is to provide global and ubiquitous coverage, there is an urgent need to cover unreacha... [more] SAT2022-22
pp.30-34
AP, SANE, SAT
(Joint)
2022-07-28
13:30
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
A Study on Reduction of Transmission Time for Vehicle-to-Vehicle Communications Using NR Sidelink with Unmanned Aerial Vehicle in Disaster Situations
Rin Yamazaki, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) AP2022-49 SANE2022-30 SAT2022-25
In recent years, the demand for services using wireless communication has increased rapidly, creating a demand for more ... [more] AP2022-49 SANE2022-30 SAT2022-25
pp.86-90(AP), pp.44-48(SANE), pp.47-51(SAT)
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-13
14:25
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
A Study on Placement and Power Control towards Saving Energy when Using Electric Vehicles as Base Stations in Wireless Mesh Networks in Disaster Scenarios
Atsuki Nakashima, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) NS2022-32
In recent years, there has been an increase in mobile traffic, causing a higher demand for mobile lines with larger capa... [more] NS2022-32
pp.30-34
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-14
13:50
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
A Study on Wireless Communication System Using Standalone Intelligent Reflecting Surface and Resource Allocation Method by Quantum Computing
Takahiro Ohyama (PSNRD), Yuichi Kawamoto, Nei Kato (Tohoku Univ.) RCS2022-86
Intelligent reflecting surface (IRS), which enables control of propagation characteristics, has attracted attention as a... [more] RCS2022-86
pp.90-95
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-14
14:15
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
Data Rate Improvement by Combinatorial Optimization of Access Points and Intelligent Reflecting Surface in Joint Transmission
Tatsuya Nakazato, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) RCS2022-87
Wireless local area networks (WLANs) have become an essential part of our day-to-day life. The massive number of connect... [more] RCS2022-87
pp.96-100
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-14
14:55
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
Phase Control Determination by Codebook Technology without CSI for Standalone-IRS
Ryuhei Hibi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SR2022-32
Intelligent Reflecting Surface (IRS) has gained attention from academia and industries to improve communication quality ... [more] SR2022-32
pp.61-66
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-14
15:20
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
A Study on Communication Performance Evaluation of Optimal IRS Placement Determined Through Ray Tracing
Ei Tanaka, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SR2022-33
For the 6G era of networks, expected to come by the 2030s, high-frequency bands is considered as a medium capable of inc... [more] SR2022-33
pp.67-70
SAT, SANE
(Joint)
2022-02-24
09:40
Online Online Dynamic Scheduling for Updating Traffic Demand Prediction Model and Switching Resource Control in Satellite Communication System
Masaki Takahashi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2021-53
Recently, the movement to link satellite communication systems with 5G networks has been accelerated worldwide, which wi... [more] SAT2021-53
pp.1-6
SAT, SANE
(Joint)
2022-02-24
10:05
Online Online Study on Bandwidth usage Reduction by Traffic Prediction Using Transfer Learning in Satellite Communication Systems
Kazumasab Tamada, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2021-54
Recently, Internet traffic has been increasing owing to the widespread use of teleworking and flat-rate video distributi... [more] SAT2021-54
pp.7-12
SAT, SANE
(Joint)
2022-02-24
10:30
Online Online A Study on Minimizing Latency in Satellite Communication Systems Using Task Occurrence Prediction Method for Controlling Computation and Communication Resource
Hikaru Abe, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2021-55
In the 6G era, the development of new services such as automated driving and telemedicine is expected to generate more d... [more] SAT2021-55
pp.13-18
SAT, SANE
(Joint)
2022-02-25
09:55
Online Online A Method of Interference Suppression Using Directivity Control of Array Antennas for Frequency Sharing in Space-Air-Ground Integrated Network
Akinori Matsushita, Nei Kato, Yuichi Kawamoto (Tohoku Univ.), Kazuma Kaneko (Mitsubishi Electric) SAT2021-63
 [more] SAT2021-63
pp.62-67
NS, NWS
(Joint)
2022-01-28
09:50
Online Online A Study on Optimization of UAV Positioning and C-OFDMA for High Speed and Large Capacity UAV Network
Miho Ishigami, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) NS2021-114
The use of unmanned aerial vehicle (UAV) networks at backhaul networks for ground-based communications is being consider... [more] NS2021-114
pp.25-29
RCS, SIP, IT 2022-01-21
09:00
Online Online Performance Evaluation of Intelligent Reflecting Surface in Multi-Access Point Network Environment
Tatsuya Nakazato, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) IT2021-61 SIP2021-69 RCS2021-229
Currently, the demand over WLAN (Wireless Local Area Network) is higher than traditional WLAN can provide owing to the p... [more] IT2021-61 SIP2021-69 RCS2021-229
pp.184-188
AP, RCS
(Joint)
2021-11-12
11:20
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
A Study on Intelligent Reflecting Surface (IRS) Aided Cell-Free Network -- IRS Reflection Coefficients Optimization by Quantum Computing for SDMA --
Takahiro Ohyama (PSNRD), Yuichi Kawamoto, Nei Kato (Tohoku Univ.) RCS2021-170
The IRS (Intelligent Reflecting Surface), which enables control of propagation characteristics, is attracting attention ... [more] RCS2021-170
pp.142-147
RCS 2021-10-21
14:15
Online Online A Study on Intelligent Reflecting Surface (IRS) Aided Cell-Free Network -- IRS Reflection Coefficients Optimization by Quantum Computing for MIMO Channel Capacity Maximization --
Takahiro Ohyama (PSNRD), Yuichi Kawamoto, Nei Kato (Tohoku Univ.) RCS2021-125
The IRS (Intelligent Reflecting Surface), which enables control of propagation characteristics, is attracting attention ... [more] RCS2021-125
pp.43-48
RCS, SAT
(Joint)
2021-08-27
13:35
Online Online A Study on Intelligent Reflecting Surface (IRS) Aided Cell-Free Network -- IRS Reflection Coefficients Optimization by Quantum Computing --
Takahiro Ohyama (PSNRD), Yuichi Kawamoto, Nei Kato (Tohoku Univ.) RCS2021-112
The IRS (Intelligent Reflecting Surface), which enables control of propagation characteristics, is attracting attention ... [more] RCS2021-112
pp.69-74
NS, NWS
(Joint)
2021-01-22
14:45
Online Online A Study on Allocation of Communication Resources and Computational Resources Using Relay Communication in UAV-mounted Cloudlet System
Hayato Shimada, Yuichi Kawamoto, Nei Kato (Tohoku University) NS2020-119
With the spread of the Internet of Things (IoT), the network edge is required to provide computational and communication... [more] NS2020-119
pp.53-58
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