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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 60  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
MW, WPT 2024-04-18
11:35
Kanagawa Kanagawa University
(Primary: On-site, Secondary: Online)
Experiment of Simultaneous Illumination of Multiple LEDs by Receiving the Radio Waves of Wi-Fi Tethering with Rectenna Array
Olan Heinen, Tamami Maruyama, Noa Ebita, Akari Kamada, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) WPT2024-2 MW2024-2
(To be available after the conference date) [more] WPT2024-2 MW2024-2
pp.7-11
WPT 2024-03-14
11:30
Kyoto Kyoto-Univ. (Uji campus)
(Primary: On-site, Secondary: Online)
Multi-beam Metasurface Reflector for Multi-device Wireless Power Transfer
Shimpei Nishiyama (NIT, Kagawa College), Taisei Urakami, Kazutomo Nakamura, Hiroto Yorioka (NAIST), Tamami Maruyama (NIT, Hakodate), Minoru Okada (NAIST), Akira Ono (NIT, Kagawa College) WPT2023-39
Metasurface reflectors have been applied to microwave wireless power transfer (WPT) for transmitting power to IoT device... [more] WPT2023-39
pp.20-25
WPT 2024-03-15
09:10
Kyoto Kyoto-Univ. (Uji campus)
(Primary: On-site, Secondary: Online)
Novel Microwave Snow Melting Waveguide Utilizing EBG to Prevent Electromagnetic Leakage
Koyo Hatazawa, Tamami Maruyama, Akari Kamada, Noa Ebita, Takahiko Nakamura (NIT, Hakodate College), Tsunayuki Yammoto, Nanami Kobayakawa, Fuka Yoshii, Yuna Higasa (NIT, Tsuyama College), Masashi Nakatsugawa (NIT, Hakodate College), Manabu Omiya (Hokkaido University) WPT2023-46
This paper introduces a novel snow melting method that involves directing microwaves onto snow without outward electroma... [more] WPT2023-46
pp.59-62
WPT 2024-03-15
15:50
Kyoto Kyoto-Univ. (Uji campus)
(Primary: On-site, Secondary: Online)
Analysis and LED Illumination Using Wi-Fi Tethering for Novel Crossed Dipole Rectenna Array
Tamami Maruyama, Olan Heinen, Noa Ebita, Akari Kamada, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) WPT2023-58
This study proposes a novel cross-dipole type rectenna array that utilizes the lead wires of two LEDs and rectifying dio... [more] WPT2023-58
pp.111-116
MW 2024-02-29
13:00
Okayama Okayama Prefectural University
(Primary: On-site, Secondary: Online)
Coil Orientation Impact on Efficiency in Double-Sided WPT with Magnetic Field Coupling
Akari Kamada, Tamami Maruyama, Masashi Nakatsugawa, Noa Ebita (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) MW2023-178
The coils used in magnetic field-coupled wireless power transfer (WPT) exhibit a higher absolute coupling coefficient wh... [more] MW2023-178
pp.21-24
MW 2024-03-01
10:55
Okayama Okayama Prefectural University
(Primary: On-site, Secondary: Online)
Reconfigurable Reflection Direction and Multi-Band Metasurface Reflector Using Varactor Diodes Mounted Mushroom-Type Structure
Taisei Urakami (NAIST), Tamami Maruyama (NIT (KOSEN), Hakodate College), Akira Ono (NIT (KOSEN), Kagawa College), Na Chen, Minoru Okada (NAIST) MW2023-190
In this paper, we propose a novel metasurface reflector with considering both reflection directions and frequency bands ... [more] MW2023-190
pp.78-83
WPT 2023-11-10
11:25
Tokyo Hachijomachi-Shokokai
(Primary: On-site, Secondary: Online)
Novel compact rectenna array by integrating power-receiving and waveguide elements with loaded inductor
Tamami Maruyama, Noa Ebita, Akari Kamada, Hiroto Ishiguro, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) WPT2023-25
When arranging an array of half-wavelength dipole antenna-type rectennas, it has been reported that each element not onl... [more] WPT2023-25
pp.12-16
AP 2023-10-20
09:55
Iwate Iwate University
(Primary: On-site, Secondary: Online)
Impedance Loaded Rectenna Array
Tamami Maruyama, Hiroto Ichiguro, Noa Ebita, Akari Kamada, Koyo Hatazawa, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) AP2023-121
Half-wavelength dipole-type rectennas can be miniaturized through impedance loading. Conversely, when these half-wavelen... [more] AP2023-121
pp.123-126
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] 2023-07-20
13:25
Hokkaido Muroran Institute of Technology
(Primary: On-site, Secondary: Online)
Miniaturization of Yagi-Uda rectenna by impedance loading
Tamami Maruyama, Hiroto Ishiguro, Noa Ebita, Akari Kamada, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of technology) EMT2023-29 MW2023-47 OPE2023-29 EST2023-29 MWPTHz2023-25
By applying the principle of the Yagi-Uda antenna, it is possible to extend the wireless power feeding distance. However... [more] EMT2023-29 MW2023-47 OPE2023-29 EST2023-29 MWPTHz2023-25
pp.111-114
WPT 2023-06-30
14:55
Tokyo
(Primary: On-site, Secondary: Online)
Measurement of Near-Field Electromagnetic Distribution Radiated from Slotted Circuit-Shape Waveguides to Melt Snow with Microwave
Tamami Maruyama, Kota Unyu, Yuga Sasaki, Masashi Nakatsugawa, Takahiko Nakamura (NIT,Hakodate College), Manabu Omiya (Hokkaido University), Yasuhiro Tamayama (Nagaoka University of Technology) WPT2023-12
This paper investigates the near-field electromagnetic distribution radiated from slotted circuit-shape waveguide. The w... [more] WPT2023-12
pp.9-12
WPT 2023-03-16
14:30
Kyoto Kyoto-Univ. (Uji campus)
(Primary: On-site, Secondary: Online)
Experiments study on extending LED-Cube lighting distance by impedanceloaded magnetic field coupled wireless power transmission.
Akari Kamada, Noa Ebita, Tamami Maruyama, Masashi Nakatsugawa, Masaya Tamura (NIT, Hakodate College) WPT2022-37
In magnetic field coupling wireless power transmission (WPT), it has been reported that wireless power transmission effi... [more] WPT2022-37
pp.37-40
WPT 2023-03-17
15:00
Kyoto Kyoto-Univ. (Uji campus)
(Primary: On-site, Secondary: Online)
Novel C-shaped loop rectenna arrays for LED accessories
Noa Ebita, Akari Kamada, Tamami Maruyama, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology) WPT2022-60
Although microwaves leaking from a microwave oven can be converted into energy to light up the LEDs of resin accessories... [more] WPT2022-60
pp.129-132
MW 2023-03-03
09:50
Tottori Tottori Univ.
(Primary: On-site, Secondary: Online)
Transient Response of Circuit Shape Right- and Left-Handed Waveguide for Microwave Snow Melting
Kota Unyu, Tamami Maruyama, Masashi Nakatsugawa (NIT, Hakodate College), Manabu Omiya (Hokkaido University), Tamayama Yasuhiro (Nagaoka University of Technology) MW2022-172
Transient response of the circuit shape waveguide was analyzed with the FDTD method. The waveguide was composed of the r... [more] MW2022-172
pp.88-91
MW 2023-03-03
10:30
Tottori Tottori Univ.
(Primary: On-site, Secondary: Online)
Research on Arc-shaped Composite Right-/Left-handed Leaky Wave Antenna for Snow Melting System
Takeo Kobashi, Keto Togawa, Tsunayuki Yamamoto (NIT, Tsuyama), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate), Keiichi Ito (NIT, Akita College), Mitsuru Muramoto, Yutaka Nasuno (NIT, Tomakomai College), Kohzoh Ohshima (NIT, Asahikawa College), Manabu Omiya (Hokkaido Univ.), Yasuhiro Tamayama (Nagaoka Univ. of Tech.) MW2022-173
In our research of a microwave snow melting system, it is expected that electromagnetic wave is fed and transmitted in a... [more] MW2022-173
pp.92-97
WPT
(2nd)
2022-12-05
- 2022-12-06
Kyoto Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University
(Primary: On-site, Secondary: Online)
Left-Handed Slotted Waveguide Analysis Using FDTD method
Kota Unyu, Tamami Maruyama, Masashi Nakatsugawa (NIT, Hakodate College), Manabu Omiya (Hokkaido University), Yasuhiro Tamayama (Nagaoka University of Technology)
In this study, electromagnetic field analysis of a left-handed waveguide using the FDTD method was performed to investig... [more]
WPT
(2nd)
2022-12-05
- 2022-12-06
Kyoto Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University
(Primary: On-site, Secondary: Online)
Wireless power supply for LED accessories based on the principle of looped Yagi-Uda antennas.
Noa Ebita, Tamami Maruyama, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology)
This study investigates a method of extending the wireless power transmission distance by using the loop-shaped elements... [more]
WPT
(2nd)
2022-12-05
- 2022-12-06
Kyoto Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University
(Primary: On-site, Secondary: Online)
Analysis on the wireless power transmission efficiency of the moving objects simultaneously fed by a single coil for the magnetic field coupled WPT
Akari Kamada, Tamami Maruyama, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology)
With magnetic field coupling WPT, multiple mobile objects can be fed electric power, and be operated simultaneously beca... [more]
WPT
(2nd)
2022-12-05
- 2022-12-06
Kyoto Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University
(Primary: On-site, Secondary: Online)
WPT performance dependency on the circumference length of the circuit shape waveguides
Yuga Sasaki, Masashi Nakatsugawa, Tamami Maruyama (NIT, Hakodate College), Manabu Omiya (Hokkaido Univ.), Yasuhiro Tamayama (Nagaoka Univ. of Technology)
 [more]
WPT
(2nd)
2022-12-05
- 2022-12-06
Kyoto Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University
(Primary: On-site, Secondary: Online)
Research on Characteristics of Arc-Shaped CRLH Waveguide for a Snow Melting System
Keto Togawa, Takeo Kobashi, Tsunayuki Yamamoto (NIT, Tsuyama College), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate College), Keiichi Itoh (NIT, Akita College), Mitsuru Muramoto, Yutaka Nasuno (NIT, Tomakomai College), Kohzoh Ohshima (NIT, Asahikawa College), Manabu Omiya (Hokkaido Univ.), Yasuhiro Tamayama (Nagaoka Univ.)
Our research group is researching on a snow melting system with a microwave heating by using a composite right/left-hand... [more]
AP 2022-03-11
10:20
Online Online Wireless Power Transmission Efficiency of Rectenna Array Antenna Connected in Parallel
Tamami Maruyama, Koki Shibata, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate College) AP2021-195
This paper proposes the novel rectenna array connected in parallel. Each rectenna elements have two roles. One method is... [more] AP2021-195
pp.73-75
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