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Search Results: Conference Papers
 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, RCS
(Joint)
2021-11-12
11:20
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
A Sidelobe Reduction for Dual Frequency and Polarization Reflectarray
Hiroshi Hashiguchi, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Hiromi Matsuno, Takuya Ohto, Masayuki Nakano (KDDI Research, Inc) AP2021-124
 [more] AP2021-124
pp.122-125
AP 2021-02-19
13:50
Online Online [Invited Lecture] Development and evaluation of metasurface reflector for coverage holes in mmWave mobile area
Hiromi Matsuno, Takuya Ohto, Satoshi Ito, Akio Ikami, Takahiro Hayashi (KDDI Research, Inc.) AP2020-127
 [more] AP2020-127
pp.62-67
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]
AP
(2nd)
2020-12-10
09:35
Okinawa Nobumoto Ohama Memorial Hall
(Primary: On-site, Secondary: Online)
Bistatic RCS Measurement of Dual Band and Dual Polarized Reflectarray
Cong Oai Nguyen, Kazuya Matsubayashi, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Hiromi Matsuno, Satoshi Ito, Takahiro Hayashi, Masayuki Nakano (KDDI Research)
In the fifth generation wireless communication systems, high frequency band such as the 28 GHz is used to high data rate... [more]
AP 2020-08-21
09:00
Online Online Dual Frequency and Polarized Reflectarray Using Cross Dipole and Patch Elements
Cong Oai Nguyen, Naobumi Michishita, Hisashi Morishita (Natinal Defense Acad.), Hiromi Matsuno, Satoshi Ito, Takahiro Hayashi, Masayuki Nakano (KDDI Research) AP2020-23
 [more] AP2020-23
pp.1-4
AP 2020-05-21
13:00
Okinawa Tiruru Okinawa (Naha-city)
(Cancelled, technical report was not issued)
Dual Frequency and Polarized Reflectarray Using Cross Dipole and Patch Elements
Cong Oai Nguyen, Naobumi Michishita, Hisashi Morishita (National Defense Acad.), Hiromi Matsuno, Satoshi Ito, Takahiro Hayashi, Masayuki Nakano (KDDI Research)
 [more]
AP 2020-04-23
14:35
Mie Jingu-kaikan (Ise)
(Cancelled but technical report was issued)
Visible Light Transfer Meta-Surface Reflectors
Hiromi Matsuno, Satoshi Itou, Takahiro Hayashi, Masayuki Nakano (KDDI Research), Lin Wang, Yuko Rikuta (NIHON DENGYO KOSAKU) AP2020-3
 [more] AP2020-3
pp.13-17
AP 2020-04-24
10:20
Mie Jingu-kaikan (Ise)
(Cancelled but technical report was issued)
Received Power Improvement in NLoS Region of L-Shaped Corridor by Utilizing Meta-Surface Reflector
Mayumi Yoshino, Doppo Sugimura, Tomoaki Kudo, Toshiyuki Kobayashi (Dengyo), Hiromi Matsuno, Satoshi Ito (KDDI Research) AP2020-5
For the make use of high frequency band in the next generation mobile communication systems, MSR (Meta-Surface Reflector... [more] AP2020-5
pp.23-26
AP 2019-10-18
10:20
Osaka Osaka Univ. A Study of Meta-surface for Direction Control of Reflection
Hiromi Matsuno, Satoshi Ito, Takahiro Hayashi (KDDI Research) AP2019-99
 [more] AP2019-99
pp.101-106
SAT, SANE
(Joint)
2018-02-23
14:40
Yamaguchi The Yamaguchi Chamber of Commerce and Industry A Fundamental Study for Signal Strength Estimation in Overhead Area
Toshinori Suzuki (ATR/Tohoku Gakuin Univ.), Hiromi Matsuno, Tatsuya Yoshioka, Nobuo Suzuki (ATR) SAT2017-71
 [more] SAT2017-71
pp.81-86
AP, WPT
(Joint)
2018-01-19
17:00
Nara ATR Power Distribution Measurement for the Communication Quality Visualization in the Drone Flight Area
Hiromi Matsuno, Tatsuya Yoshioka, Nobuo Suzuki (ATR), Toshinori Suzuki (ATR/Tohoku Gakuin Univ.) AP2017-175
 [more] AP2017-175
pp.137-141
SR, SRW
(Joint)
2017-10-23
14:00
Overseas Grand Hotel Palatino, Rome, Italy [Technology Exhibit] Verification of Dynamic Frequency Sharing System with Wideband Sensing for 5G
Nobuo Suzuki, Hiromi Matsuno, Tatsuya Yoshioka, Morihiko Tamai (ATR), Masaki Kitsunezuka, Kazuaki Kunihiro (NEC), Shota Yamashita, Koji Yamamoto (Kyoto University), Yuki Koizumi, Toru Hasegawa (Osaka University) SR2017-66 SRW2017-19
The 5th generation mobile communication systems require more frequency bandwidth to achieve various user’s requirements ... [more] SR2017-66 SRW2017-19
p.1(SR), p.7(SRW)
RCS 2017-10-19
15:05
Miyagi Tohoku Institute of Technology [Invited Lecture] Evaluation of Functions for Dynamic Spectrum Sharing in 5th Generation Mobile Communication Systems
Tatsuya Yoshioka, Hiromi Matsuno, Nobuo Suzuki, Morihiko Tamai (ATR), Masaki Kitsunezuka, Kunihiro Kazuaki (NEC), Shota Yamashita, Koji Yamamoto (Kyoto Univ.), Yuki Koizumi, Toru Hasegawa (Osaka Univ.) RCS2017-181
The 5th generation mobile communication systems require more frequency band to achieve various user’s requirements for i... [more] RCS2017-181
pp.75-80
RCS 2016-10-21
14:55
Kanagawa YRP (Yokosuka) [Invited Lecture] An approach of frequency sharing between heterogeneous radio systems for 5th genereation mobile communication systems
Hiromi Matsuno (ATR), Masaki Kitsunezuka (NEC), Morihiko Tamai (ATR), Naoki Oshima, Keiichi Motoi, Kazuaki Kunihiro (NEC), Akio Hasegawa, Hiroyuki Shinbo (ATR) RCS2016-188
The 5th generation mobile communication systems require more frequency bandwidth to achieve various user’s requirements ... [more] RCS2016-188
pp.197-202
AP 2015-02-20
09:00
Hyogo Chusho-kigyou center at Amagasaki-City [Invited Lecture] A Study of cylindrical frequency selective surface for 3.5GHz band
Toyohisa Takano, Suguru Yamagishi (SEI), Masayuki Nakano, Hiromi Matsuno, Lin Ho-Yu (KDDI Lab.) AP2014-197
 [more] AP2014-197
pp.61-64
AP, WPT
(Joint)
2014-10-16
12:55
Hokkaido Hokkaido University, Clark Memorial Student Center Frequency Characteristics of Path Loss in Street Cell Environment
Toru Kitayabu, Hiromi Matsuno, Yoshiaki Amano, Masayuki Nakano, Akira Yamaguchi (KDDI Labs.) AP2014-116
In this paper, path losses are measured in 3.5 GHz, 870 MHz and 2115 MHz, respectively. The measurement results are comp... [more] AP2014-116
pp.43-47
AP, WPT
(Joint)
2014-10-17
13:55
Hokkaido Hokkaido University, Clark Memorial Student Center Experimental Investigation of Glass Loss for Indoor-to-outdoor Propagation
Hiromi Matsuno, Toru Kitayabu, Yoshiaki Amano, Masayuki Nakano, Akira Yamaguchi (KDDI R&D Labs) AP2014-125
In this paper, the experimental evaluation of indoor-to-outdoor propagation in 3.5GHz, 2.115GHz, and 870MHz is employed.... [more] AP2014-125
pp.93-97
AP, WPT
(Joint)
2014-10-17
14:20
Hokkaido Hokkaido University, Clark Memorial Student Center Field Experiments on MIMO Antennas for Small Cell Base Stations in 3.5GHz Band
Yoshiaki Amano, Toru Kitayabu, Hiromi Matsuno, Masayuki Nakano, Akira Yamaguchi (KDDI R&D) AP2014-126
Small cells have attracted a lot of attention to improve data throughput and frequency utilization efficiency for the 4t... [more] AP2014-126
pp.99-103
AP 2014-03-11
11:20
Fukushima Koriyama City Rodo Fukushi Kaikan Modified 2-D MUSIC Spectrum Based on Switched Axes
Yuki Doi, Yuta Shikagawa, Koichi Ichige, Hiroyuki Arai (Yokohama Nat'l Univ.), Hiromi Matsuno, Masayuki Nakano (KDDI R&D Labs.) AP2013-194
This paper proposes a novel method of 2-D DOA estimation using a modified version of MUSIC spectrum based on switched ax... [more] AP2013-194
pp.51-56
AP 2013-06-13
13:00
Tokyo Kikai-Shinko-Kaikan Bldg. A Study of Experiment for 2D-DOA Estimation under LOS Environment by Using Pyramid Shaped Array Antenna
Yusuke Hori, Yuki Doi, Hiroki Moriya, Koichi Ichige, Hiroyuki Arai (YNU), Hiromi Matsuno, Takahiro Hayashi, Masayuki Nakano (KDDI R&D LABS) AP2013-35
 [more] AP2013-35
pp.1-6
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