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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 44  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP, SANE, SAT
(Joint)
2022-07-27
14:30
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
Wideband Orthogonal Polarized Omnidirectional Antenna Using Halo Antenna
Tomokazu Mizutani, Naobumi Michishita (NDA), Hiroshi Sato, Yoshio Koyanagi (PSNRD), Hisashi Morishita (NDA)
 [more]
AP, SANE, SAT
(Joint)
2022-07-29
13:05
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
Decoupling Method For Multiple Planar Inverted-F Antennas Using Parasitic Elements and Bridge Elements
Phung Quang Quan, Naobumi Michishita (NDA), Hiroshi Sato, Yoshio Koyanagi (Panasonic), Hisashi Morishita (NDA)
 [more]
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-14
10:10
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Development of Wireless Power Transfer System with Distributed Antenna for supply to IoT Devices
Yuki Tanaka, Hikaru Hamase, Hiroshi Sato, Yoshio Koyanagi, Takuma Ikeda, Manabu Gokan, Hiroyuki Tani (Panasonic)
 [more]
WPT 2022-03-07
10:30
Kyoto
(Primary: On-site, Secondary: Online)
Implementation and evaluation of distributed cooperative microwave WPT transmitter control system
Hikaru Hamase, Yuki Tanaka, Takuma Ikeda, Manabu Gokan, Hiroyuki Tani, Hiroshi Sato, Yoshio Koyanagi (Panasonic) WPT2021-20
In distributed cooperative microwave WPT, it is important to synchronize the frequencies of multiple transmitters in ord... [more] WPT2021-20
pp.5-9
AP 2022-02-18
10:25
Online Online [Invited Lecture] Various decoupling methods between MIMO antennas Part 2.
Hiroshi Sato, Yoshio Koyanagi (Panasonic), Masaharu Takahashi (Chiba university), Hisashi Morishita (National Defense Academy) AP2021-169
In order to realize large-capacity wireless communication, it is common to install MIMO technology in a small terminal. ... [more] AP2021-169
pp.61-66
AP
(2nd)
2021-12-02
11:10
Okinawa Miyakojima
(Primary: On-site, Secondary: Online)
A Study on Decoupling Method Operating at Single and Dual-Frequency for Planar Inverted-F Antennas by Using Parasitic Elements
Quang Quan Phung, Naobumi Michishita (National Defense Academy), Hiroshi Sato, Yoshio Koyanagi (Panasonic System Networks R&D Lab.), Hisashi Morishita (National Defense Academy)
In recent years, Multiple-Input Multiple-Output (MIMO) is known as an elemental technology for next-generation communica... [more]
AP, RCS
(Joint)
2021-11-12
10:20
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
Orthogonal Polarized Antenna Using Wideband Halo Antenna
Tomokazu Mizutani, Naobumi Michishita (NDA), Hiroshi Sato, Yoshio Koyanagi (Panasonic), Hisashi Morishita (NDA) AP2021-122
 [more] AP2021-122
pp.112-115
AP, RCS
(Joint)
2021-11-12
10:55
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
Study on reduction of electromagnetic coupling between two antennas using Characteristic Mode Analysis
Hiroshi Sato (Panasonic), Phung Quang Quan (NDA), Yoshio Koyanagi (Panasonic), Hisashi Morishita (NDA) AP2021-123
In order to reduce the size of information terminals, it is necessary to minimize the required volume of antennas by arr... [more] AP2021-123
pp.116-121
WPT 2021-03-04
13:45
Online Online Electromagnetic Energy Distribution nearby Distributed Microwave WPT System
Yuki Tanaka, Kazuki Kanai, Ryosuke Hasaba, Hirosi Sato, Takuma Ikeda, Manabu Gokan, Shoichi Kajiwara, Hiroyuki Tani, Yoshio Koyanagi (Panasonic) WPT2020-37
(To be available after the conference date) [more] WPT2020-37
pp.20-25
RCS, AP, UWT
(Joint)
2020-11-27
13:05
Online Online A Study on Underwater Wireless Power Transfer System for Sending kW Class Large Power to AUV
Yoshio Koyanagi, Ryosuke Hasaba, Kazuhiro Eguchi, Shuichiro Yamaguchi, Tatsuo Yagi, Souichi Kawata, Katsuya Okamoto (Panasonic)
 [more]
MW, AP
(Joint)
2020-09-25
09:00
Online Online A Study on Decoupling Method for Two PIFAs Using Parasitic Elements and Consideration by Characteristic Mode Analysis
Quang Quan Phung, Naobumi Michishita (NDA), Hiroshi Sato, Yoshio Koyanagi (Panasonic), Hisashi Morishita (NDA) AP2020-59
Recently, Massive MIMO (Multiple-Input Multiple-Output) has been developed as an elemental technology for next-generatio... [more] AP2020-59
pp.116-120
MW, AP
(Joint)
2020-09-25
09:25
Online Online A Study on Reduction of Electromagnetic Coupling between Symmetric Antennas Using Even-odd Mode Analysis
Hiroshi Sato (panasonic), Phung Quang Quan (NDA), Kazuhiro Eguchi, Yoshio Koyanagi (panasonic), Hisashi Morishita (NDA) AP2020-60
In recent information terminals, MIMO technology that uses multiple antennas is often used for stable communication of l... [more] AP2020-60
pp.121-126
AP, SANE, SAT
(Joint)
2020-07-15
10:50
Online Online [Invited Lecture] A Study of Ray Trace Acceleration Method by Convex Hull Detection and Multiple Simple Path Searches
Kenshi Horihata, Rei Hasegawa, Yuzo Moriuchi, Hiroshi Satoh, Yoshio Koyanagi, Yasufumi Ichikawa (Panasonic) AP2020-11
The ray tracing method is expected to be more widely used in indoor and outdoor micro cells where analysis is more activ... [more] AP2020-11
pp.9-14
AP 2018-08-23
14:10
Saitama Nippon Inst. of Tech. Study on Decoupling for three closely placed monopole antenna elements
Hiroshi Sato, Kenshi Horihata (Panasonic), Nobuyuki Shiraki, Naoki Honma (Iwate University), Masaharu Takahashi (Chiba University), Yoshio Koyanagi (Panasonic) AP2018-73
In recent years, in wireless information terminals, MIMO technology using multiple antennas is used to stably communicat... [more] AP2018-73
pp.35-40
AP, WPT
(Joint)
2018-01-19
13:00
Nara ATR [Invited Lecture] A Design and Experiment of Dual-Frequency Directional Rectenna
Yuki Tanaka, Yoshio Koyanagi (Panasonic) WPT2017-63
In a wireless power transmission system using microwaves, it is important to improve the efficiency of a rectenna (Recti... [more] WPT2017-63
pp.41-46
EE, WPT, IEE-SPC [detail] 2017-07-28
11:20
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Lecture] A Design and Experiment of 2.45GHz Rectifier using air layer micro strip lines
Yuki Tanaka, Yoshio Koyanagi (Panasonic) EE2017-26 WPT2017-31
 [more] EE2017-26 WPT2017-31
pp.93-97
AP
(2nd)
2017-06-28
- 2017-06-30
Hokkaido Hokkaido University [Poster Presentation] Fundamental Study on Small Handset Antenna Using Characteristic Mode Analysis
Naoki Akiyama, Naobumi Michishita (National Defense Academy), Hiroshi Satoh, Yoshio Koyanagi (Panasonic), Hisashi Morishita (National Defense Academy)
To downsize an antenna part of cellular phone is currently an important issue. In this study, we put emphasis on excitat... [more]
AP 2017-02-16
10:55
Tochigi Tochigiken-sougou-bunnka Center [Invited Lecture] Method of mutual coupling reduction between closely placed MIMO antennas
Hiroshi Sato, Yoshio Koyanagi (Panasonic), Masaharu Takahashi (Chiba Univ.) AP2016-157
Recently, in order to realize large capacity wireless communication, MIMO technology is generally installed in a compact... [more] AP2016-157
pp.5-10
AP
(2nd)
2017-01-26
- 2017-01-27
Overseas Malaysia-Japan International Institute of Technology (MJIIT) Characteristic Mode Analysis for Multi-band Inverted-F Antenna
Naoki Akiyama, Naobumi Michishita (National Defense Academy), Hiroshi Satoh, Yoshio Koyanagi (Panasonic), Hisashi Morishita (National Defense Academy)
The size of built-in antenna for cellular phone is limited by its design specification. However, the broadband and multi... [more]
AP, WPT
(Joint)
2017-01-20
13:50
Hiroshima Hiroshima Institute of Technology [Invited Lecture] A Design and Experiment of Super-Gain Patch Antenna for WPT
Yuki Tanaka, Yoshio Koyanagi (Panasonic) AP2016-148 WPT2016-53
(To be available after the conference date) [more] AP2016-148 WPT2016-53
pp.109-114(AP), pp.63-68(WPT)
 Results 1 - 20 of 44  /  [Next]  
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