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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 41  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP, MW
(Joint)
2022-09-16
11:35
Ehime The Museum of Art, EHIME
(Primary: On-site, Secondary: Online)
Study of Unbalanced MACKEY using Inverted F Antenna as feed element
Kota Hakamata, Keito Yokoe, Kichi Wakayama, Hayato Ide, Shigeru Makino (KIT)
(To be available after the conference date) [more]
RCS 2022-04-21
14:55
Osaka Osaka University, and online
(Primary: On-site, Secondary: Online)
The method of using reflectors for expansion of communication area of the Millimeter-wave train radio
Taiki Shirai, Tomoyuki Tange, Yoshihiro Matsumura (JR Central), Hiroyuki Igura, Tomoki Arakawa (NEC) RCS2022-5
The Tokaido Shinkansen will use the millimeter-wave system, which enables large-capacity communication, as the next trai... [more] RCS2022-5
pp.18-23
AP 2022-03-11
09:30
Online Online Examination of Estimation Algorithm for Transmitter Localization Based on Indoor DOA Estimation at 2.4 G/5 GHz Band
Mayumi Yoshino, Doppo Sugimura (Dengyo) AP2021-193
With the spread of IoT (Internet of Things) technology, intelligent propagation path control technology that suppresses ... [more] AP2021-193
pp.62-66
RCS, IN, NV
(Joint)
2021-05-28
10:40
Online Online Propagation Measurement and Communication Experiments using WLAN Devices for Constructing an Information Collection System in the Factory Environment
Kotaro Ikeda, Takuto Kurose, Kensuke Matsui (YAZAKI), Yasuyuki Yanagi (YAZAKI ES), Tadahide Kunitachi (YAZAKI), Hirokazu Sawada, Kazuo Ibuka, Takeshi Matsumura, Fumihide Kojima (NICT) RCS2021-24
In this paper, we conducted radio wave propagation measurement and communication experiments using WLAN devices in an op... [more] RCS2021-24
pp.47-52
RCS, AP, UWT
(Joint)
2020-11-26
15:40
Online Online Measures result and simulation evaluation of 45GHz band millimeter wave propagation characteristics in the curve section of railway
Yoshihiro Matsumura, Tomoyuki Tange, Takeshi Nishiyama (JR-Central.), Hiroyuki Igura, Tomoki Arakawa (NEC), Kouki Iwamoto, Kazuki Nakamura (RTRI), Yukitoshi Sanada (Keio Univ.) RCS2020-129
For mobile communication between ground and vehicles on railways, voice channel and several Mbps data transmission by wi... [more] RCS2020-129
pp.104-109
RCS, AP, UWT
(Joint)
2020-11-27
16:05
Online Online Human Blockage Loss Characteristics of 5 GHz in A Crowded Stadium
Motoharu Sasaki, Toshiro Nakahira, Keisuke Wakao, Takatsune Moriyama (NTT) AP2020-94
This paper reports on human body blockage loss characteristics based on measurement results under unoccupied and crowded... [more] AP2020-94
pp.112-117
AP 2020-02-20
13:55
Shizuoka Shizuoka Univ. Hamamatsu Campus [Invited Lecture] Examination for Wireless Area Construction in Aircraft
Mayumi Yoshino, Doppo Sugimura, Akira Maruyama, Kenji Okubo (Dengyo) AP2019-182
We are considering the construction of wireless area for cabin attendants in Airbus A380–800, the world’s largest and th... [more] AP2019-182
pp.7-11
NS, NWS
(Joint)
2020-01-24
13:25
Okinawa   A WLAN Channel Assignment Method Based on DFS Occurrence Pattern Analysis in 5GHz Radar Band
Takayoshi Nakayama, Hiroshi Fujita, Hiroaki Arai (Fujitsu Laboratories Ltd.) NS2019-169
In a wireless LAN (WLAN) system using the 5GHz band, a dynamic frequency selection (DFS) by radar interference causes a ... [more] NS2019-169
pp.49-54
MW, ICD 2019-03-14
11:20
Okinawa   High power microwave impedance real-time measurement system
Asako Suzuki (Adamant Namiki), Kaiji Nakahara, Motoaki Miyazaki, Naoki Ejima, Naoki Sakai, Satoshi Tsukamoto, Takashi Ohira (Toyohashi Univ. Tech.) MW2018-159 ICD2018-103
We propose a compact RF high power real-time reflection coefficient measurement system. This system consists of four par... [more] MW2018-159 ICD2018-103
pp.19-22
SRW 2017-08-21
13:25
Kyoto Kyoto University Outdoor-to-Indoor Radio Propagation Loss Measurement by using an Unmanned Aerial Vehicle in 4.9 GHz band
Kentaro Saito, Qiwei Fan, Nopphon Keerativoranan, Jun-ichi Takada (Tokyo Inst. of Tech.) SRW2017-13
Recently in the cellular network, the various kinds of service cells are utilized in the urban area to accommodate the u... [more] SRW2017-13
pp.25-30
WPT
(2nd)
2017-03-25 Aichi Meijo Univ. Design and Experiments of Low-Cost 6.78MHz Rectifier Circuits
Gao Xianhe, Lu Jun, Huang Jiaxu, Sun Borui, Zhang Xinlei (Hefei Univ.)
The design of this article is composed of a single diode rectifier half wave rectifier circuit; the input signal is 50 o... [more]
WPT
(2nd)
2017-03-25 Aichi Meijo Univ. Design and Experiments of Low-Cost 2.45GHz Rectifier Circuits
Gao Xianhe, Lu Jun, Huang Jiaxu, Sun Borui, Zhang Xinlei (Hefei Univ.)
The design of this article is composed of a single diode rectifier half wave rectifier circuiT; the input signal is 50 o... [more]
RCS 2016-06-23
14:50
Okinawa Univ. of the Ryukyus Experimental Evaluation for 26GHz Band under a Crowded Indoor Environment
Masashi Iwabuchi, Toshiyuki Shintaku, Mizuki Suga, Takeshi Onizawa, Tetsu Sakata, Masashi Nakatsugawa (NTT) RCS2016-70
This report describes the experimental performance of higher-frequency bands which is expected to apply to future wirele... [more] RCS2016-70
pp.141-146
AP 2016-03-10
14:10
Yamanashi Isawa Onsen (Kanpo no Yado) Prediction formula of propagation loss in a dense human body shadowing environment in 5GHz wireless communications
Keisuke Hokai, Hisato Iwai (Doshisha Univ.), Hiroyuki Shinbo (ATR), Tomoki Sada, Shingo Watanabe (KDDI R&D Labs.) AP2015-210
This paper presents an estimation formula of propagation loss in 5GHz band with dense human body shadowing in an urban a... [more] AP2015-210
pp.37-42
SR, SRW
(Joint)
2015-10-27
09:30
Tokyo KKE [Technology Exhibit] Measurement Studies of Communication Quality between UAV and Ground Station using 802.11 Wireless Channels
Ayano Ohnishi, Yoshimi Fujii, Fumiko Ohori (KKE), Jiro Katto, Rintaro Harada, Sakiko Takenaka (Waseda Univ.) SR2015-58 SRW2015-39
To improve wireless communication quality between an UAV (unmanned aerial vehicle) and a ground station, especially for ... [more] SR2015-58 SRW2015-39
pp.43-48
AP 2015-07-31
10:55
Hokkaido Wakkanai Sougou Bunka Center Evaluation of Wireless Area by Ray Tracing Method at 3.5GHz Band -- On Beam Tilting Effect --
Mayumi Yoshino, Yoshio Ebine, Asuka Nishizaka (Dengyo) AP2015-53
In 4th generation mobile communication systems, wireless area by a base station antenna takes the form of small wireless... [more] AP2015-53
pp.77-82
AP 2015-05-21
13:00
Nara Naraken Shakai Fukushi Sougou Center (Kashihara City) Evaluation of Wireless Area by Ray Tracing Method at 3.5GHz Band -- Effect of Antenna Pattern by Base Station Antenna Height --
Mayumi Yoshino, Yoshio Ebine, Asuka Nishizaka (Dengyo) AP2015-19
In 4th generation mobile communication systems, wireless area by a base station antenna takes the form of small wireless... [more] AP2015-19
pp.1-6
RCS 2014-10-17
10:10
Kanagawa Keio Univ. A Field Experiment on Dual Connectivity for Small Cell Deployments using 3.5 GHz Band (2)
Toshiyasu Wakayama (KDDI), Noriyuki Hashimoto (KDDI Labs.), Hiroki Takeda, Xiaoqiu Wang, Akira Matsunaga, Teruhiko Honda, Ryuji Ota (KDDI), Kazuhide Toda, Yasuhiro Suegara (KDDI Labs.) RCS2014-180
It is assumed that higher frequency bands, such as 3.5 GHz band, compared to widely used frequency bands for cellular ne... [more] RCS2014-180
pp.135-140
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
 Results 1 - 20 of 41  /  [Next]  
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