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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 106  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EE 2024-01-18
14:20
Kagoshima
(Primary: On-site, Secondary: Online)
Asymmetric Three-Phase Interleaved LLC Resonant Converter with Current Balancing Capability and Wide Voltage Gain Range
Yuta Arakawa, Masatoshi Uno (Ibaraki Univ.) EE2023-43
Voltages of lithium-ion batteries for electric vehicles vary in the range of 100–420 V depending on their state of charg... [more] EE2023-43
pp.19-24
LQE, ED, CPM 2023-11-30
13:05
Shizuoka   AlGaInN/GaN highhigh-electron mobility transistors with a thin unintentionally doped GaN channel and an AlN back barrier formed using a single single-crystal AlN substrate
Tomoyuki Kawaide, Yoshinobu Kometani, Sakura Tanaka, Takashi Egawa, Makoto Miyoshi (Nagoya Inst. Tech) ED2023-14 CPM2023-56 LQE2023-54
A high-electron-mobility transistor (HEMT) structure with a strain-engineered quaternary AlGaInN barrier layer, a thin u... [more] ED2023-14 CPM2023-56 LQE2023-54
pp.1-5
LQE, ED, CPM 2023-11-30
13:30
Shizuoka   Fabrication of GaN HBTs using a quaternary AlGaInN emitter and a GaInN base
Masaya Takimoto, Akira Mase, Kojima tomoki, Egawa Takashi, Miyoshi Makoto (Nagoya Inst.Tech.) ED2023-15 CPM2023-57 LQE2023-55
Heterojunction bipolar transistors (HBTs) using GaN-based semiconductors are considered to be promising next-generation ... [more] ED2023-15 CPM2023-57 LQE2023-55
pp.6-10
LQE, ED, CPM 2023-11-30
17:10
Shizuoka   Device characteristics of GaInN-based photovoltaic cells fabricated on Free-Standing GaN substrate for optical wireless power transmission system
Takahiro Fujiawa, Nan Hu, Tomoki Kojima, Takashi Egawa, Makoto Miyoshi (Nagoya Inst. Tech.) ED2023-23 CPM2023-65 LQE2023-63
GaInN-based photovoltaic (PV) devices are highly promising for application to optical wireless power transmission (OWPT)... [more] ED2023-23 CPM2023-65 LQE2023-63
pp.44-47
AP, RCS
(Joint)
2023-11-15
11:05
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
A Consideration on Vehicular Antenna Location -- (II)Height Dependence --
Yuika Nakayama, Eisuke Nishiyama (Saga University), Ryo Yamaguchi, Kazuma Tomimoto, Masayuki Miyashita (Softbank), Ichihiko Toyoda (Saga University) AP2023-131
With the recent development of mobile communication technology, antennas mounted on vehicles have been attracting attent... [more] AP2023-131
pp.11-16
OFT 2023-10-12
13:00
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
[Poster Presentation] Judgement accuracy improvement of analysis area conformity searched coarsely for nonuniform strain measurement
Motoki nakagawa, Takaya Kurokawa, Shusuke Narieda, Hiroshi Naruse (Mie University) OFT2023-25
Optical fiber sensors that measure strain based on the assumption that the shape of the Brillouin gain spectrum (BGS) is... [more] OFT2023-25
pp.39-42
AP 2023-02-17
15:20
Miyagi Tohoku University, Aobayama Campus
(Primary: On-site, Secondary: Online)
Study on Gain Enhancement of Dual-Polarized Base Station Array Antenna in Sub-6 Band
Junyi Xu, Sirao Wu, Qiang Chen (Tohoku Univ.) AP2022-230
As base station antennas for Sub-6 communication systems, high gain antennas with omni-directionality in the horizontal ... [more] AP2022-230
pp.184-187
OFT 2022-05-13
14:25
Aomori Aomori-Aspm Bldg
(Primary: On-site, Secondary: Online)
Gain Control Characteristics of a Polarization-Independent Configuration Using a Circulator and a Faraday Rotator Mirror in All-Optical Feedforward Automatic Gain Control Scheme
Kokoro Kitamura (Shimane Univ.) OFT2022-4
An all-optical feedforward automatic gain control scheme is applicable to a multicore erbium-doped amplifier. In this pa... [more] OFT2022-4
pp.16-19
AP 2022-02-17
15:05
Online Online [Tutorial Lecture] Radiation Characteristics and Electric Field Distributions for Bidirectional-beam Dielectric Waveguide Antennas
Yoshihiko Konishi (HIT) AP2021-166
This paper presents radiation characteristics for bidirectional-beam dielectric waveguide antennas using an image guide ... [more] AP2021-166
pp.44-49
AP 2022-02-18
14:55
Online Online On Array Antenna Gain in Closely-Spaced Arrangement
Yoshio Karasawa AP2021-177
Theoretically, the gain of the array antenna fed in-phase by the omnidirectional antenna elements will approach 1 as the... [more] AP2021-177
pp.104-109
EE 2022-01-28
09:30
Online Online Automatic Capacitive Current Balancing Multi-Phase Reconfigurable LLC Converter with Wide Voltage Gain Range for On-Board Battery Charger
Kakeru Koyama, Masatoshi Uno (Ibaraki Univ.) EE2021-40
On-board battery chargers need a large-current capacity isolated dc-dc converter with a wide voltage gain range as volta... [more] EE2021-40
pp.52-57
ED, THz 2021-12-21
10:20
Miyagi
(Primary: On-site, Secondary: Online)
Device Performances and Delay Time Analysis of GaInSb-Channel HEMTs Scaled to Epitaxial Structures
Yuuto Isomae, Naoyuki Kishimoto, Takuya Hayashi, Munemasa Kunisawa (TUS), Issei Watanabe, Yoshimi Yamashita, Ryuto Machida, Shinsuke Hara, Akifumi Kasamatsu (NICT), Akira Endoh, Hiroki Fujishiro (TUS) ED2021-57
We fabricated three-types of Al0.40In0.60Sb/Ga0.22In0.78Sb-HEMTs using epitaxial heterostructures in which the channel l... [more] ED2021-57
pp.44-47
MW 2021-12-17
13:35
Kanagawa Kawasaki City Industrial Promotion Hall
(Primary: On-site, Secondary: Online)
A Basic Study on RFID Tag Antennas Placed on a Metallic Temporary Equipment for Construction
Yuta Sugiyama, Naoki Miyata (TMCIT) MW2021-102
In order to use UHF RFID tags for inventory management of temporary construction equipment, it is difficult to transmit ... [more] MW2021-102
pp.103-108
ED, CPM, LQE 2021-11-25
16:55
Online Online Evaluation of PV performance of GaInN besed photovoltaic cells under monochromatic light illumination for optical wireless power transmission system
Taiki Nakabayashi, Kousuke Yamamoto, Pradip Dalapati, Takashi Egawa, Makoto Miyoshi (NIT) ED2021-27 CPM2021-61 LQE2021-39
GaInN-based photovoltaic (PV) devices are highly promising for application to optical wireless power transmission (OWPT)... [more] ED2021-27 CPM2021-61 LQE2021-39
pp.59-62
EST, MW, EMCJ, IEE-EMC [detail] 2021-10-07
13:25
Online Online FDTD analysis for improving the characteristics of the folded long-hexagon antenna (2)
Toshiya Ishizaki, Keita Kobayashi, Shinobu Ishigami, Ken Kawamata (TGU), Katsushige Harima (NICT), Shingo Inori (ELENA) EMCJ2021-33 MW2021-45 EST2021-35
Folded rhombic-antenna has been proposed as a broadband antenna for use in electromagnetic interference (EMI) measuremen... [more] EMCJ2021-33 MW2021-45 EST2021-35
pp.30-34
EA, ASJ-H 2021-07-15
09:30
Online Online Implementation details of interactive and real-time tools for sound visualization and processing using MATLAB
Hideki Kawahara (Wakayama Univ.) EA2021-1
Objective measurements of speech data acquisition and presentation is clucial for assureing reploducibility and reusabil... [more] EA2021-1
pp.1-5
SP, IPSJ-SLP, IPSJ-MUS 2021-06-18
13:00
Online Online Tools and practice for supporting recommended protocol for acoustic recording of speech data for high usability -- Application of a cascaded all-pass filters with randomized center frequencies and phase polarities --
Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Waseda Univ.), Ken-Ichi Sakakibara (Health Sci. Univ. Hokkaido), Mitsunori Mizumachi (Kyushu Inst. Tech), Masanori Morise (Meiji Univ.), Hideki Banno (Meijo Univ.), Toshio Irino (Wakayama Univ.) SP2021-1
Objective measurements of speech data acquisition and presentation is clucial for assureing reploducibility and reusabil... [more] SP2021-1
pp.1-6
AP 2021-03-26
10:35
Online Online MIMO Antenna Gain for Evaluating the Effective Performance of a Compact MIMO Radio and its Application to Antenna Design
Koichi Ogawa (Toyama Univ.) AP2020-135
This paper presents a new figure-of-merit, “MIMO antenna gain” (MAG), for evaluating the effective performance of a hand... [more] AP2020-135
pp.19-24
LQE, CPM, ED 2020-11-26
11:35
Online Online Examination of GaN-based photodetectors for optical wireless power transmission system
Kosuke Yamamoto, Pradip Dalapati, Takashi Egawa, Makoto Miyoshi (NIT) ED2020-5 CPM2020-26 LQE2020-56
Aiming at a high-efficiency photodetectors for the optical wireless power transmission system consisting of semiconducto... [more] ED2020-5 CPM2020-26 LQE2020-56
pp.17-20
LQE, CPM, ED 2020-11-26
13:30
Online Online High-breakdown-voltage AlGaN channel HFETs with selective-area regrowth ohmic contacts
Akiyoshi Inoue, Hiroki Harada, Mizuki Yamanaka, Takashi Egawa, Makoto Miyoshi (NIT) ED2020-7 CPM2020-28 LQE2020-58
Al0.19Ga0.81N-channel metal-insulator-semiconductor (MIS) HFETs employing a quaternary AlGaInN barrier layer and a selec... [more] ED2020-7 CPM2020-28 LQE2020-58
pp.25-28
 Results 1 - 20 of 106  /  [Next]  
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