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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 35  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2024-03-15
09:35
Fukui UNIVERSITY OF FUKUI
(Primary: On-site, Secondary: Online)
Propagation Measurement between Outdoor Base Stations and Houses to Improve Indoor Radio Wave Environment
Keiya Uchida, Masashi Yamamoto, Yuki Inoue (NTT DOCOMO, INC.), Takahiro Shimizu, Koichi Maruyama, Kyoichi Masaki, Katsuki Higashi (YKK AP) AP2023-210
In recent years, insulation structures using metal materials have been adopted in homes to achieve high thermal insulati... [more] AP2023-210
pp.51-56
AP
(2nd)
2023-06-01
11:25
Nagano Nagano Prefecture Minamimaki Village Office, Central Public Hall Validation by using Electromagnetic Field Simulation about Measurement Technique of Transmission Characteristics by Free Space Method in Anechoic Chamber
Masashi Yamamoto, Yuki Inoue (NTT DOCOMO)
In the beyond 5G and 6G mobile communication system, extending operation to higher frequencies called millimeter wave or... [more]
AP 2023-05-11
15:35
Okinawa Okinawa Gender Equality Center
(Primary: On-site, Secondary: Online)
[Tutorial Lecture] Base Station MIMO Antenna Technologies for Beyond 5G, 6G
Yuki Inoue (NTT DOCOMO) AP2023-16
In recent years, investigations and international standardization of Beyond 5G and 6G mobile communication systems have ... [more] AP2023-16
pp.43-47
AP
(2nd)
2022-12-08
14:05
Okinawa
(Primary: On-site, Secondary: Online)
Experimental evaluation of the gain of antenna-integrated radio unit for base station of mobile communication systems using spherical scanning method
Yuki Inoue, Masashi Yamamoto (NTT DOCOMO)
New Radio (NR) which is the specification of 5th generation mobile communication system (5G), adds a new base station co... [more]
AP
(2nd)
2022-12-08
16:05
Okinawa
(Primary: On-site, Secondary: Online)
A Study on Measurement Technique of Transmission Characteristics by Free Space Method in Anechoic Chamber
Masashi Yamamoto, Yuki Inoue (NTT DOCOMO)
In the beyond 5G and 6G mobile communication system, extending operation to higher frequencies called millimeter wave or... [more]
RCS, AP, UWT
(Joint)
2022-11-15
11:00
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Channel Capacity Evaluation of Sector Antennas for a 28GHz Band Indoor Base Station by their Directivity
Shota Matsumoto, Arai Hiroyuki (Yokohama National Univ.), Yuki Inoue, Yasuko Kimura (NTT DOCOMO) AP2022-150
The propagation loss of indoor-to-outdoor communications is very large at high frequencies. Therefore, we consider an in... [more] AP2022-150
pp.18-23
AP, MW
(Joint)
2022-09-14
12:00
Ehime The Museum of Art, EHIME
(Primary: On-site, Secondary: Online)
A Study on Low Side-lobes Level of Yagi-Uda Antenna
Yasuko Kimura, Yuki Inoue (NTT DOCOMO), Tomoyuki Soga, Makoto Mizumura (Nihon Dengyo Kosaku), Hiroyuki Arai (Yokohama National Univ.) AP2022-74
 [more] AP2022-74
pp.17-21
AP, MW
(Joint)
2022-09-15
14:15
Ehime The Museum of Art, EHIME
(Primary: On-site, Secondary: Online)
Propagation experiment using 28GHz multi-sector antenna for indoor base station
Yuki Inoue, Yasuko Kimura (NTT DOCOMO), Hiroyuki Arai (Yokohama National Univ.) AP2022-80
More higher frequency band will be used in Beyond 5G or 6G mobile communication system. To cover the area of indoor envi... [more] AP2022-80
pp.50-55
AP 2022-05-19
13:50
Hyogo Kobe Port Oasis
(Primary: On-site, Secondary: Online)
28GHz multi-sector antenna for indoor base station
Hiroyuki Arai, Ryota Sinozaki (Yokohama Natl. Univ.), Yuki Inoue, Yasuko Kimura (NTT DOCOMO, INC.) AP2022-17
 [more] AP2022-17
pp.35-38
RCS, SR, SRW
(Joint)
2018-03-01
10:30
Kanagawa YRP Field Experimental Evaluation of MIMO Transmission Performance in Quad-directional UE Antenna Configuration for 5G Radio Access System
Yuta Takahashi, Yuki Inoue, Shohei Yoshioka, Yoshihisa Kishiyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO, INC.) RCS2017-350
This paper presents field experiments on the downlink performance of a 5G radio access system employing higher rank MIMO... [more] RCS2017-350
pp.191-196
RCS 2017-04-25
11:40
Kagawa Kotohira Onsen Kotosankaku Outdoor Experiment of 28 GHz-band Super Wide Bandwidth Massive MIMO Transmission for 5G in Urban Area
Kei Satoh, Hiroyuki Miyazaki, Jun Mashino, Satoshi Suyama, Yuki Inoue, Yukihiko Okumura (NTT DOCOMO) RCS2017-21
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] RCS2017-21
pp.107-112
RCS, SR, SRW
(Joint)
2017-03-02
09:00
Tokyo Tokyo Institute of Technology Outdoor Experiment of 28 GHz-band Super Wide Bandwidth Massive MIMO Transmission for 5G -- High Mobility Experiment in Fuji Speedway --
Jun Mashino, Kei Satoh, Satoshi Suyama, Yuki Inoue, Yukihiko Okumura (NTT DOCOMO) RCS2016-306
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] RCS2016-306
pp.103-108
RCS, SR, SRW
(Joint)
2017-03-02
09:25
Tokyo Tokyo Institute of Technology Outdoor Experiment of 28 GHz-band Super Wide Bandwidth Massive MIMO Transmission for 5G -- Experimental Trial in Urban Area --
Kei Satoh, Hiroyuki Miyazaki, Jun Mashino, Satoshi Suyama, Yuki Inoue, Yukihiko Okumura (NTT DOCOMO) RCS2016-307
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] RCS2016-307
pp.109-114
RCS 2016-10-21
12:40
Kanagawa YRP (Yokosuka) [Invited Lecture] R&D Activities of Massive MIMO Technologies for 5G
Satoshi Suyama, Jun Mashino, Yuki Inoue, Yukihiko Okumura (NTT DOCOMO) RCS2016-183
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] RCS2016-183
pp.167-172
SAT, RCS
(Joint)
2016-08-19
13:30
Miyagi Tohoku Gakuin University Effect of Generating Unequal Spacing Beam Candidates for 5G Low-SHF-Band Massive MIMO with Digital Beamforming
Shohhei Yoshioka, Tatsuki Okuyama, Inoue Yuki, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2016-144
Toward 5th generation (5G) radio access network in mobile communications, in low-SHF-band, full digital Massive MIMO tec... [more] RCS2016-144
pp.83-88
RCS, SAT
(Joint)
2015-08-18
10:20
Fukuoka Fukuoka Univ. System-Level Evaluation on Beam Search Algorithms Reducing Interference between Multiple Beams for Massive MIMO Transmission
Daiki Takeda, Yuki Inoue, Satoshi Suyama, Yoshihisa Kishiyama, Yukihiko Okumura (NTT DOCOMO) RCS2015-146
 [more] RCS2015-146
pp.85-90
RCC, ASN, RCS, NS, SR
(Joint)
2015-07-31
14:00
Nagano JA Naganoken Bldg. Experimental Evaluation of Downlink Transmission and Beam Tracking Performance for 5G mmW Radio Access in Indoor Shielded Environment
Yuki Inoue, Yoshihisa Kishiyama, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2015-126
This manuscript shows experimental results on downlink transmission and beam tracking performance of an indoor shielded ... [more] RCS2015-126
pp.151-156
RCS, NS
(Joint)
2014-12-19
13:55
Mie Iseshi-Kanko-Bunka-Kaikan (Mie) Field Experiments on Combination of Downlink CoMP in LTE-Advanced and Smart Vertical MIMO
Daisuke Kurita, Yuki Inoue, Yoshihisa Kishiyama (NTT docomo) RCS2014-260
 [more] RCS2014-260
pp.237-242
RCS, AP
(Joint)
2013-11-21
14:40
Shimane Matsue Terrsa [Invited Lecture] Field Experimental Evaluations of Smart Vertical MIMO in LTE-Advanced Downlink
Yuki Inoue, Daiki Takeda, Keisuke Saito, Teruo Kawamura, Hidehiro Andoh (NTT DOCOMO, INC.) AP2013-113 RCS2013-191
This paper presents field experimental results on a base station (BS) antenna configuration associated with the fading c... [more] AP2013-113 RCS2013-191
pp.79-84(AP), pp.103-108(RCS)
NS, RCS
(Joint)
2012-12-14
13:10
Ehime Ehime Univ. Field Experiments on Transmitter Antenna Configuration for 4-by-2 Multi-user MIMO in LTE-Advanced Downlink
Yuki Inoue, Keisuke Saito, Teruo Kawamura, Hidehiro Andoh (NTT DOCOMO) RCS2012-223
This paper presented field experimental results on a base station (BS) antenna configuration associated with the fading ... [more] RCS2012-223
pp.239-244
 Results 1 - 20 of 35  /  [Next]  
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