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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 26  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2023-02-15
15:45
Miyagi Tohoku University, Aobayama Campus
(Primary: On-site, Secondary: Online)
A consideration on connection between reflective elements in IRS using liquid crystals
Kazuki Matsunaga, Mitsutaka Okita, Daiichi Suzuki, Shinichiro Oka (JDI)
(To be available after the conference date) [more]
IT, RCS, SIP 2023-01-24
10:00
Gunma Maebashi Terrsa
(Primary: On-site, Secondary: Online)
Radio Wave Propagation Property Evaluation of Transparent Reflective Film and the Effects of Shape Variation in Real Environments
Shuta Sekimori, Daisuke Matsuura, Wataru Kato, Taishi Endo, Kento Mizutani, Yuichi Kawamoto, Nei Kato (Tohoku Univ) IT2022-29 SIP2022-80 RCS2022-208
Recently, researchers are focusing on the use of extreme high-frequency bands (EHF) to meet extremely high bandwidth dem... [more] IT2022-29 SIP2022-80 RCS2022-208
pp.1-6
RCS, NS
(Joint)
2022-12-15
09:45
Aichi Nagoya Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
Efficient Beam Prediction for Intelligent Reflecting Surface-Assisted mmWave Systems based on Memory Driven Simple Transformer Deep Learning Model
Taisei Urakami, Haohui Jia, Na Chen, Minoru Okada (NAIST) RCS2022-185
In this paper, we propose a memory driven simple transformer (MDST) deep learning (DL) model with the autoregressive mod... [more] RCS2022-185
pp.1-6
SRW, SeMI, CNR
(Joint)
2022-11-25
13:55
Tochigi Epinard Nasu
(Primary: On-site, Secondary: Online)
[Poster Presentation] Performance Evaluation of Intelligent Reflecting Surface Considering the Effect of Blockage
Shota Muroki, Shuhei Saito, Fumiaki Maehara (Waseda Univ.) SRW2022-30 SeMI2022-65 CNR2022-23
Intelligent reflecting surface (IRS) can actively control wireless propagation channels using multiple reflective elemen... [more] SRW2022-30 SeMI2022-65 CNR2022-23
pp.48-49(SRW), pp.64-65(SeMI), pp.33-34(CNR)
RCS, AP, UWT
(Joint)
2022-11-15
14:05
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Experimental Evaluations of Transparent Reflectors at 60 GHz
Hiroaki Hashida, Ryuhei Hibi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.), Toshio Enami, Hiroyuki Nomoto (SEKISUI CHEMICAL), Susumu Ano (ATR) RCS2022-160
The recent growth in higher demand for mobile data has motivated wireless communication over the extreme high-frequency ... [more] RCS2022-160
pp.31-36
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.) RCS2022-174
Intelligent reflecting surface (IRS), which enables control of propagation characteristics, has attracted attention as a... [more] RCS2022-174
pp.112-117
RCS 2022-10-27
13:30
Ehime Ehime University, and online
(Primary: On-site, Secondary: Online)
[Invited Lecture] A Study on Next Generation Wireless System by Using Intelligent Reflecting Surface
Yuichi Kawamoto (Tohoku Univ.) RCS2022-134
Intelligent Reflecting Surface (IRS) has attracted much attention as the technology component to realize 6G. In this tal... [more] RCS2022-134
p.27
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-14
13:25
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
Deep Reinforcement Learning-based IRS-aided Wireless Communication without Channel State Information
Hashida Hiroaki, Kawamoto Yuichi, Kato Nei (Tohoku Univ.), Iwabuchi Masashi, Murakami Tomoki (NTT) RCS2022-85
Intelligent reflecting surfaces (IRSs) have attracted attention as devices that enable radio propagation, which has been... [more] RCS2022-85
pp.84-89
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
14:30
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
IRS placement method for improving radio environment spaces shielded by structures
Kazuki Fujii, Katsuya Suto (UEC) SR2022-31
Due to the linearity of radio waves used in Beyond 5G systems, users may suffer from outages even near a base station. T... [more] SR2022-31
pp.54-60
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
SR 2022-05-13
15:05
Tokyo NICT Koganei
(Primary: On-site, Secondary: Online)
[Invited Lecture] Optimization of Intelligent Reflecting Surface (IRS) Control by Quantum Computing
Takahiro Ohyama (PSNRD), Yuichi Kawamoto (Tohoku Univ.) SR2022-17
As a technology to greatly improve the energy utilization efficiency in the 6th generation mobile communication system (... [more] SR2022-17
pp.75-76
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
10:55
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
[Encouragement Talk] User Mobility-aware Intelligent Reflecting Surface Association Strategy for Multi-beam Transmission
Hashida Hiroaki, Kawamoto Yuichi, Kato Nei (Tohoku Univ.), Iwabuchi Masashi, Murakami Tomoki (NTT) RCS2021-169
In recent years, there has been increasing research interest in utilizing Intelligent Reflecting Surfaces (IRSs) for lar... [more] RCS2021-169
pp.136-141
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
WBS, MICT 2021-07-30
13:00
Online Online [Poster Presentation] Performance Evaluation and Optimization of OFDM with the Aid of Intelligent Reflecting Surface under Impulsive Noise
Chengbo Liu, Na Chen, Minoru Okada (NAIST) WBS2021-27 MICT2021-20
Orthogonal frequency division multiplexing (OFDM) signal suffers a dramatic loss from impulsive noise (IN) which is emit... [more] WBS2021-27 MICT2021-20
pp.30-33
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