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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 120  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2024-03-15
11:25
Fukui UNIVERSITY OF FUKUI
(Primary: On-site, Secondary: Online)
Beamforming of Large-Scale Array Antennas by Quasi-Quantum Annealing using Real-number Maclaurin Expansion
Mitoshi Fujimoto, Shogo Kaginushi (Univ. Fukui), Ryo Yamaguchi, Kazuma Tomimoto (Softbank) AP2023-214
 [more] AP2023-214
pp.74-79
AP 2023-10-19
10:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] Effect of height above sea level on outdoor radio propagation estimation using ray tracing
Yu Morishita, Mitoshi Fujimoto (Fukui Univ.), Masato Ogawa, Takeshi Suzuki (KYOCERA) AP2023-92
Currently, development of automated driving technology is underway. In this development, the use of ITS communications i... [more] AP2023-92
pp.25-26
AP 2023-10-19
10:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] Large-Scale IRS Design with Quasi-Quantum Annealing
Shogo Kaginushi, Mitoshi Fujimoto (Univ. of Fukui), Ryo Yamaguchi, Kazuma Tomimoto (SB) AP2023-99
Beyond 5G and 6G are considering the use of higher frequency bands than current mobile communication systems. Because of... [more] AP2023-99
pp.48-49
AP 2023-10-19
10:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] Evaluating the Effectiveness of Radio Wave Absorber on Vehicle Communication for Single-Frequency Full-Duplex
Junya Uchida, Mitoshi Fujimoto (Fukui Univ.), Ryo Yamaguchi, Kazuma Tomimoto (SB) AP2023-101
To achieve single-frequency Full-Duplex communication, self-interference rejection of about 110 dB is required, which ha... [more] AP2023-101
pp.55-56
AP 2023-10-19
13:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] Effects of mutual coupling on wireless power transmission
Yoshihiro Shinagawa, Mitoshi Fujimoto (Fukui Univ.) AP2023-106
In recent years, wireless power transmission technology, which uses radio waves to transmit power to terminals, has been... [more] AP2023-106
pp.69-70
AP 2023-10-19
13:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] Analysis of Angle of Arrival and Number of Incoming Waves for Millimeter Wave Band Using Ray Tracing Method
Sho Kitano, Mitoshi Fujimoto (Univ. Fukui), Koshiro Kitao, Satoshi Suyama (NTT DOCOMO) AP2023-118
In next generation mobile communication systems (Beyond 5G / 6G), the use of high frequency bands (millimeter wave and t... [more] AP2023-118
pp.113-114
AP 2023-10-20
15:20
Iwate Iwate University
(Primary: On-site, Secondary: Online)
Beamforming of Large-Scale Array Antennas by Quasi-Quantum Annealing
Mitoshi Fujimoto, Shogo Kaginushi (Univ. Fukui), Ryo Yamaguchi, Kazuma Tomimoto (Softbank) AP2023-127
Beyond5G and 6G are considering using higher frequency bands than the current mobile communication systems. Since radio ... [more] AP2023-127
pp.153-157
AP 2023-05-12
15:05
Okinawa Okinawa Gender Equality Center
(Primary: On-site, Secondary: Online)
Improvement of reflection performance of metasurface reflector by steepest gradient method
Mitoshi Fujimoto, Naoki Shimzu (Univ. Fukui) AP2023-22
In high-speed mobile communication systems such as 5G, so-called coverage holes occur where high-quality communication c... [more] AP2023-22
pp.75-79
AP 2023-03-17
09:30
Toyama Toyama Prefectural Civic Hall
(Primary: On-site, Secondary: Online)
A Study on the Transmission Directivity Control using wide-angle nulling for the Wireless Power Transmission
Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera), Mitoshi Fujimoto (Univ. of Fukui) AP2022-241
When the beam wireless power transmission is used in an indoor manned environment, the power transmission efficiency and... [more] AP2022-241
pp.43-48
AP 2023-03-17
09:55
Toyama Toyama Prefectural Civic Hall
(Primary: On-site, Secondary: Online)
Examination of directivity control method and operation frequency for wireless power transmission in indoor manned environment
Tomoyuki Nakasha, Katsutoshi Kawai, Yuuya Tanaka (Kyocera), Mitoshi Fujimoto (Univ. of Fukui) AP2022-242
In recent years, beam wireless power transmission(WPT) systems supply energy for targets located on separate places have... [more] AP2022-242
pp.49-54
AP 2022-10-19
09:30
Gifu GIFU CITY CULTURE CENTER
(Primary: On-site, Secondary: Online)
[Poster Presentation] Research on Avoidance of Radiation to Human Body Using Directional pattern Control for Practical Use of Indoor Wireless Power Transmission
Kaito Nishimura, Mitoshi Fujimoto (Fukui Univ.), Katsutoshi Kawai, Yuuya Tanaka (KYOCERA) AP2022-112
 [more] AP2022-112
pp.80-81
AP 2022-10-19
12:20
Gifu GIFU CITY CULTURE CENTER
(Primary: On-site, Secondary: Online)
[Poster Presentation] Effect of building density on outdoor radio propagation estimation using ray tracing
Ayumi Sakamoto, Mitoshi Fujimoto (Fukui Univ.), Masato Ogawa, Suzuki Takeshi (Kyocera) AP2022-115
In a near future, automated driving will be realized, in which vehicles will be in constant communication with communica... [more] AP2022-115
p.90
AP 2022-10-19
12:20
Gifu GIFU CITY CULTURE CENTER
(Primary: On-site, Secondary: Online)
[Poster Presentation] Optimal arrangement of constraint points in Positionally CMP
Akihiro Ikeda, Mitoshi Fujimoto (Fukui Univ.), Katsutoshi Kawai, Yuya Tanaka (KYOCERA) AP2022-131
 [more] AP2022-131
pp.156-157
AP 2022-10-20
16:25
Gifu GIFU CITY CULTURE CENTER
(Primary: On-site, Secondary: Online)
A Study on the Transmission Directivity Control for the Wireless Power Transmission -- Linearly Constrained Retrodirective Method --
Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera Corp.), Mitoshi Fujimoto (Univ. of Fukui) AP2022-146
When the beam wireless power transmission, which can supply power to devices at a distance using microwaves, is used in ... [more] AP2022-146
pp.239-244
AP 2022-05-20
10:55
Hyogo Kobe Port Oasis
(Primary: On-site, Secondary: Online)
A study on vehicular antennas -- - Evaluation of Antenna Coupling Between Tx and Rx for Full-Duplex - --
Ryo Yamaguchi, SoftBank (SB), Kohei Nono, Mitoshi Fujimoto (Univ. of Fukui) AP2022-24
 [more] AP2022-24
pp.74-78
AP, WPT
(Joint)
2022-01-20
14:00
Tottori Kenmin-Fureai-Kaikan
(Primary: On-site, Secondary: Online)
[Invited Lecture] Effect of Indoor Structure and Physical Properties on Channel Capacity Estimation Using Ray Trace Method
Tomonori Ikeda, Mitoshi Fujimoto (Fukui Univ.) AP2021-143
One of the analysis methods for indoor MIMO communication is the ray tracing method. It is less rigorous than FDTD metho... [more] AP2021-143
pp.49-52
AP, RCS
(Joint)
2021-11-12
13:35
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
[Invited Lecture] Examination of user selection method by simple channel capacity estimation using determinant in Coordinated MU-MIMO
Shotaro Sasaki, Mitoshi Fujimoto (Univ. Fukui) AP2021-127 RCS2021-173
In this report, a user selection method based on determinant considering interference between base stations is proposed.... [more] AP2021-127 RCS2021-173
pp.137-141(AP), pp.159-163(RCS)
MIKA
(3rd)
2021-10-28
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] Separation of Multiple Digital Signal Received by Single Antenna using TDL-ICA
Yuya Shimizu, Mitoshi Fujimoto (Fukui Univ.)
 [more]
MIKA
(3rd)
2021-10-29
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Study on Estimation of Modulation Schemes for Multiple Waves by Machine Learning
Takanori Niimi, Mitoshi Fujimoto, Tatsuhito Hasegawa (Fukui Univ.)
 [more]
AP 2021-10-07
13:00
Online Online [Poster Presentation] Research on avoiding radiation to the human body using retro directives for practical use in indoor wireless power transmission
Kaito Nishimura, Mitoshi Fujimoto (Univ. of Fukui), Katsutoshi Kawai, Yuya Tanaka (KYOCERA Corporation) AP2021-81
 [more] AP2021-81
pp.54-55
 Results 1 - 20 of 120  /  [Next]  
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