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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 158  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SAT, RCS
(Joint)
2022-08-25
11:40
Hokkaido
(Primary: On-site, Secondary: Online)
A Study on Inter-Cluster Interference Coordination in User-Cluster-Centric CF-mMIMO
Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.)
 [more]
UWT
(2nd)
2022-06-20
15:55
Online Online Fish growth determination using an underwater antenna
Shutaro Sato, Hiroyasu Sato, Qiang Chen (Tohoku Univ.)
 [more]
RCS 2022-06-15
10:20
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
A Study on Uplink Postcoding in User-Centric and User-Cluster-Centric CF-mMIMO
Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2022-26
Cell-Free massive MIMO (CF-mMIMO), which cooperatively utilizes a large number of antennas deployed over a wide communic... [more] RCS2022-26
pp.13-18
IN, RCS, NV
(Joint)
2022-05-26
09:55
Kanagawa Keio University (Hiyoshi Campus)
(Primary: On-site, Secondary: Online)
Incorporation of MU-MIMO Technology into User-centric Cell-Free mMIMO System
Sijie Xia, Chang Ge, Ryo Takahashi, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2022-14
Recently, cell-free massive multiple-input-multiple-output (CF-mMIMO) system has been attracting a great attention. CF-m... [more] RCS2022-14
pp.7-12
AP 2022-05-19
14:50
Hyogo Kobe Port Oasis
(Primary: On-site, Secondary: Online)
Gradient Index Lens Using Perforated Dielectric
Wenyi Shao, Qiang Chen (Tohoku Univ.) AP2022-19
As the frequency of wireless communications of the next-generation becomes higher and higher, array antennas of high gai... [more] AP2022-19
pp.45-50
RCS 2022-04-22
10:55
Osaka Osaka University, and online
(Primary: On-site, Secondary: Online)
Capacity-Fairness Tradeoff-aware Optimal Power Allocation for Cluster-wise Distributed MU-MIMO System
Sijie Xia, Chang Ge, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2022-7
According to the ever-increasing mobile data traffic, ultra-dense distributed antenna system is recommended to support t... [more] RCS2022-7
pp.30-34
AP 2022-03-10
10:20
Online Online A Study on Thin Microwave Absorber at 920 MHz Band
Shun Kato, Keisuke Konno, Qiang Chen (Tohoku Univ.), Tsuyoto Negishi, Yoshiaki Hirano, Yasuhiro Yamada (TEIJIN) AP2021-182
 [more] AP2021-182
pp.6-11
RCS, SR, SRW
(Joint)
2022-03-02
15:20
Online Online Cellular Distributed MU-MIMO Communication System -- Architecture Design and Interference Countermeasure --
Fumiyuki Adachi, Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Chang Ge, Qiang Chen (Tohoku U.) RCS2021-269
In ultra-dense mobile radio communication systems, severe co-channel interference is produced by reusing the same radio ... [more] RCS2021-269
pp.96-101
ITE-IDY, EID, IEE-EDD, SID-JC, IEIJ-SSL [detail] 2022-01-27
15:15
Online Online (Zoom) Fabrication of Alignment Polymer Films to Divide Thick Liquid Crystals for Millimeter Wave Reflect Arrays
Tomoya Haneda, Takahiro Ishinabe, Yosei Shibata, Qiang Chen, Hiroyasu Sato, Hideo Fujikake (Tohoku Univ.)
 [more]
AP, RCS
(Joint)
2021-11-11
09:55
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
On Power Allocation Strategy for Realistic Cellular Structured Cluster-wise Distributed MU-MIMO System
Sijie Xia, Chang Ge, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2021-157
With the demanding of higher capacity and higher data rate services in 5G-advanced systems, distributed multi-user multi... [more] RCS2021-157
pp.75-79
AP 2021-10-07
13:00
Online Online [Poster Presentation] Application of Machine Learning to Active Millimeter Wave Imaging Using Incoherent Illumination
Riku Nishimura, Hiroyasu Sato, Qiang Chen (Tohoku University) AP2021-71
 [more] AP2021-71
pp.19-23
AP 2021-10-07
13:00
Online Online [Poster Presentation] A Study on Scattering Performance of Reflectarrays Using Dielectric Slab
Nozomi Chiku, Keisuke Konno, Qiang Chen (Tohoku Univ.) AP2021-77
Wireless communication systems beyond the 5G systems are expected to be developed in a high frequency band over the mill... [more] AP2021-77
pp.42-46
RCS, SR, NS, SeMI, RCC
(Joint)
2021-07-14
09:25
Online Online On Cellular Structure for Ultra-dense Distributed Antenna-based 5G-advanced Systems
Sijie Xia, Chang Ge, Ryo Takahashi, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2021-78
Compared with the traditional cellular structure based on centralized antennas, the distributed antenna-based cellular s... [more] RCS2021-78
pp.7-12
UWT
(2nd)
2021-06-15
15:10
Online Online Experimental Study on Polarization Characteristics of Antennas for Seawater Use
Shutaro Sato, Hiroyasu Sato, Qiang Chen (Tohoku Univ.)
 [more]
RCS, SR, SRW
(Joint)
2021-03-04
09:50
Online Online Sum Capacity Maximization-based Power Allocation for Cluster-wise Distributed MU-MIMO
Sijie Xia, Chang Ge, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2020-228
Cluster-wise distributed multi-user multiple-output multiple-input (MU-MIMO) is a promising solution for improving the t... [more] RCS2020-228
pp.130-134
RCS, SR, SRW
(Joint)
2021-03-04
10:30
Online Online 2-step RCN-GCA for Interference Coordination for Multicell Distributed MU-MIMO in Ultra-dense RAN
Chang GE, Sijie Xia, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2020-229
In our recently study, we proposed a restricted color number-based graph coloring algorithm (RCN-GCA) for interference c... [more] RCS2020-229
pp.135-140
EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] 2021-01-29
10:10
Online Online Effect of Doping Self-assembled Dendrimer to Thick Liquid Crystal for Microwave-band Phase Shifters
Yoichi Murakami, Yosei Shibata, Hiroyasu Sato, Takahiro Ishinabe (Tohoku Univ.), Hiromi Matsuno, Yoshiaki Amano (KDDI), Qiang Chen, Hideo Fujikake (Tohoku Univ.)
 [more]
RCS, AP, UWT
(Joint)
2020-11-26
09:25
Online Online How does underwater antenna work in salty water by applying an electromagnetic field
Hiroshi Yoshida (JAMSTEC), Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiang Chen (Tohoku Univ.) AP2020-83 RCS2020-122
 [more] AP2020-83 RCS2020-122
pp.56-59(AP), pp.71-74(RCS)
RCS, AP, UWT
(Joint)
2020-11-26
09:50
Online Online Acceleration of Numerical Integration of Electric Field Specialized for Shallow Sea Position Estimation
Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2020-84 RCS2020-123
The authors have studied shallow a location system in the shallow sea using electromagnetic fields. In this case, it is ... [more] AP2020-84 RCS2020-123
pp.60-65(AP), pp.75-80(RCS)
RCS, AP, UWT
(Joint)
2020-11-26
10:15
Online Online Verification of Undersea Position Estimation Method Using Received Power Profile at Multiple Sea Surface Positions by Experimental Pseudo Scale Model
Ryota Sase, Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2020-85 RCS2020-124
The authors have investigated an underwater position estimation system in shallow water that operates in the kHz band. I... [more] AP2020-85 RCS2020-124
pp.66-71(AP), pp.81-86(RCS)
 Results 1 - 20 of 158  /  [Next]  
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