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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WPT | 2024-03-14 14:25 |
Kyoto | Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
3D wireless power transfer using coupled transmission coils Keita Sakuma, Naoto Sekiya (Yamanashi Univ.)  WPT2023-41 |
(To be available after the conference date) [more] | WPT2023-41 pp.32-36 |
| SCE | 2023-08-08 09:35 |
Kanagawa | Yokohama National Univ. (Primary: On-site, Secondary: Online) |
High-efficiency wireless power transmission to small coils using high-Q superconducting coils Kai Ebihara, Natsuka Oshimoto, Keita Sakuma, Naoto Sekiya (Yamanashi Univ.) SCE2023-1 |
The power transfer efficiency (PTE) of a wireless power transfer (WPT) system for capsule endoscopy that uses a high-tem... [more] | SCE2023-1 pp.1-5 |
| SCE | 2023-08-08 10:00 |
Kanagawa | Yokohama National Univ. (Primary: On-site, Secondary: Online) |
Development of High Quality Factor RF coil with High-Temperature Superconductor for NMR Takanori Fujita (Yamanashi Univ./JEOL Ltd.), Keita Sakuma, Naoto Sekiya (Yamanashi Univ.), Katsuyuki Toshima (JEOL Ltd.), Shigetoshi Ohshima (Yamagata Univ.) SCE2023-2 |
We have developed an RF coil using high-temperature superconductor (HTS) for nuclear magnetic resonance (NMR) spectromet... [more] | SCE2023-2 pp.6-10 |
| MW | 2022-12-15 13:05 |
Mie | Jingu-Kaikan(Ise) (Primary: On-site, Secondary: Online) |
Broadband superconducting penta-band bandpass filter for radio astronomy receiver in the UHF band Sota Rachi, Keita Sakuma (Yamanashi Univ.), Takuya Akahori (NAOJ), Naoto Sekiya (Yamanashi Univ.) MW2022-131 |
Mizusawa VLBI Observatory of the National Astronomical Observatory of Japan (NAOJ) has been requested to conduct broadba... [more] | MW2022-131 pp.1-6 |
| MW | 2022-11-15 14:30 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Development of superconducting quad-band bandpass filter for a wideband receiver used in radio astronomy Sota Rachi, Keita Sakuma (Yamanashi Univ.), Takuya Akahori (NAOJ), Naoto Sekiya (Yamanashi Univ.) MW2022-114 |
Mizusawa VLBI Observatory of the National Astronomical Observatory of Japan are promoting the development of broadband r... [more] | MW2022-114 pp.31-36 |
| SCE | 2022-08-09 13:50 |
Online | Online | Development of high quality factor HTS bulk coil and its application to Wireless Power Transfer system Natsuka Oshimoto, Keita Sakuma, Naoto Sekiya (Yamanashi Univ.) SCE2022-8 |
In this study, we proposed the method that decrease the resonant frequency (f0) of high temperature superconductor (HTS)... [more] | SCE2022-8 pp.39-42 |
| MW | 2022-05-20 10:25 |
Kyoto | Kyoto Univ. (Primary: On-site, Secondary: Online) |
Development of high-sensitivity NMR pick-up coil using high-quality high temperature superconducting thin film (1) Keita Sakuma (Univ. of Yamanashi), Takanori Fujita (Univ. of Yamanashi/JEOL RESONANCE Inc.), Shigetoshi Ohshima (Yamagata Univ.), Naoto Sekiya (Univ. of Yamanashi) MW2022-17 |
[more] | MW2022-17 pp.13-17 |
| MW, WPT | 2022-04-15 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Invited Talk]
High efficiency wireless power transfer using high quality factor coil with novel superconducting wire Naoto Sekiya (Univ. Yamanashi) WPT2022-5 MW2022-5 |
We have developed an efficient wireless power transfer (WPT) system using a high-temperature superconductor (HTS) spiral... [more] | WPT2022-5 MW2022-5 p.18 |
| WPT | 2022-03-07 14:10 |
Kyoto | (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Design of transmit coil using coupled coils for 3D wireless power transfer Keita Sakuma, Hikaru Ikeya, Naoto Sekiya (Univ. of Yamanashi) WPT2021-26 |
[more] | WPT2021-26 pp.30-33 |
| SCE | 2021-08-06 13:05 |
Online | Online | Development of high quality factor REBCO wire coil in high frequency range and its application to Wireless Power Transfer Masahiro Okeda, Naoto Sekiya, Keita Sakuma (Univ of Yamanashi) SCE2021-1 |
We proposed a new REBCO wire structure in order to realize a low loss in high frequency. However, because of the two REB... [more] | SCE2021-1 pp.1-4 |
| SCE | 2020-09-02 13:10 |
Online | Online | Development of Superconducting Filter for Deep Space Exploration New Antenna Takuma Hayashi, Naoto Sekiya (Univ. of Yamanashi), Takeshi Ohno (Nitsuki,Japan Communication Equipment) SCE2020-1 |
A high-temperature superconducting (HTS) compact bandpass filter (BPF) for deep space exploration receiving system is de... [more] | SCE2020-1 pp.1-4 |
| SANE | 2019-04-16 10:05 |
Kanagawa | Defense Academy; Defense Training Institute | Development of Compact, Low-loss and Sharp Skirt Rejection Superconducting Multi-band Bandpass Filters Tsuruoka Tsutomu (Tokyo Keiki), Kitada Noritaka (JSW), Naoto Sekiya (University of Yamanashi) SANE2019-3 |
Future mobile communication systems will need to use multiple frequency bands simultaneously to support high-speed trans... [more] | SANE2019-3 p.13 |
| SCE | 2018-04-20 15:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Improvement of quality factor of a spiral coil using a novel superconducting wire structure Shinya Kobayashi, Naoto Sekiya (Yamanashi Univ.) SCE2018-6 |
We have developed a structure consisting of two conventional REBCO wires that increases the quality factor of coils. The... [more] | SCE2018-6 pp.29-32 |
| MW | 2017-12-20 10:10 |
Tokyo | Development of compact eight-pole HTS tri-band bandpass filter Takahiro Unno, Naoto Sekiya (Yamanashi Univ.) MW2017-155 |
We developed a high-temperature superconducting (HTS) compact 8-pole tri-band bandpass filter (TBPF) using a new feeding... [more] | MW2017-155 pp.77-82 |
|
| SCE | 2017-04-21 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Superconducting transmit double-strip resonator filter with a new feeding structure Shinya Kobayashi, Naoto Sekiya (Yamanashi Univ.) SCE2017-10 |
A superconducting transmit double-strip resonator (DSR) filter using a stripline (SL) feeding structure was developed. T... [more] | SCE2017-10 pp.53-56 |
| MW | 2016-12-16 13:50 |
Kanagawa | National Defense Academy | Study of superconducting tunable dual-band bandpass filter with independently controllable center frequencies Takahiro Unno, Naoto Sekiya (Yamanashi Univ.) MW2016-163 |
We have developed a tunable dual-band bandpass filter (DBPF) with independently controllable center frequencies by diele... [more] | MW2016-163 pp.177-181 |
| MW, WPT | 2016-04-21 14:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Design of superconducting tri-band bandpass filters using stub-loaded meander-line resonators Takahiro Unno, Naoto Sekiya (Yamanashi Univ.) WPT2016-6 MW2016-6 |
A high-temperature superconducting (HTS) miniaturized tri-band bandpass filter (TBPF) is developed by constructed with t... [more] | WPT2016-6 MW2016-6 pp.27-32 |
| SCE | 2016-04-20 15:20 |
Tokyo | Study of wireless power transfer using superconducting tape Yuki Monjugawa, Naoto Sekiya (Yamanashi Univ.) SCE2016-6 |
We have designed a wireless power transfer (WPT) system with high temperature superconducting (HTS) tapes. The WPT syste... [more] | SCE2016-6 pp.31-35 |
|
| SCE | 2016-04-20 15:45 |
Tokyo | 0.8/2.0 band compact superconducting dual-band bandpass filter Naoto Sekiya (Yamanashi Univ.) SCE2016-7 |
[more] | SCE2016-7 pp.37-41 |
|
| AP | 2016-03-10 17:10 |
Yamanashi | Isawa Onsen (Kanpo no Yado) | [Special Talk]
IEEE AP-S Tokyo Chapter Special Talk Naoto Sekiya (Univ. Yamanashi) |
[more] | |
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