Online edition: ISSN 2432-6380
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MW2025-175
[Invited Talk]
High-quality diamond growth via large-area hot-filament CVD and their sensor applications
-- Enhanced uniformity of Schottky barrier diodes and electrochemical sensors --
Shinya Ohmagari (AIST)
pp. 1 - 4
MW2025-176
Optimization of AlGaN growth conditions using the parameter design method
Naoki Yoshioka, Susumu Hatakenaka, Harunaka Yamaguchi, Yoshiki Kojima (Mitsubishi Electric)
pp. 5 - 7
MW2025-177
i-line Lithography Technology for 0.25µm GaN-HEMTs for Future Base Station
Yuya Mekata, Tomohiro Yoshida, Hiroyuki Ichikawa, Fumikazu Yamaki (SEDI)
pp. 8 - 11
MW2025-178
A W-Band, 1-W-Class GaN Power Amplifier Module for Beyond-5G Applications
Yoshifumi Kawamura, Keigo Nakatani, Akihito Hirai, Koji Yamanaka (Mitsubishi Electric)
pp. 12 - 16
MW2025-179
Basic Study on Switching-Mode High-Frequency Power Amplifier Using GaN Devices
Tomoaki Inatani, Hikaru Ikeda, Toshio Ishizaki (Ryukoku Univ.), Hirotaka Asami, Takashi Maehata (Sumitomo Electric)
pp. 17 - 22
MW2025-180
Study on Output Combining Methods for Pulse-Operated Microwave Power Amplifiers
Tomoki Asada, Hikaru Ikeda, Toshio Ishizaki (Ryukoku Univ.)
pp. 23 - 28
MW2025-181
High Efficiency 300 GHz Band Amplifier Integrated into CMOS-IC
Ichiro Somada, Yuki Tsukui, Akihito Hirai, Akinori Taira, Kazuaki Ishioka, Koji Yamanaka (Mitsubishi)
pp. 29 - 33
MW2025-182
[Special Talk]
Phase-controllable spoof surface plasmon coupling from bull's eye aperture to planar silicon waveguide in the terahertz band
Taiyu Okatani, Kaoru Imai (Tohoku Univ.), Yuma Takida (RIKEN), Seigo Ohno (Tohoku Univ.), Hiroaki Minamide (RIKEN), Yoshiaki Kanamori (Tohoku Univ.)
pp. 34 - 39
MW2025-183
[Special Talk]
A 256-Element Phased-Array Relay Transceiver for 5G Network Using 24-GHz Wireless Power Transfer with Discrete ICs
Michihiro Ide, Keito Yuasa, Sena Kato, Takashi Tomura, Kenichi Okada, Atsushi Shirane (Science Tokyo)
pp. 40 - 45
MW2025-184
One-Dimensional Beamformer for Continuous Beamforming
Asaka Kobayashi, Ren Imanishi, Hideyuki Nosaka (Ritsumeikan Univ.)
pp. 46 - 51
MW2025-185
A Study on the Measurement Accuracy of Conductor Loss Using Waveguides
Erika Suzuki, Yusuke Kusama (Toyo Univ.), Makoto Yoshida (CDEX)
pp. 52 - 57
MW2025-186
Fundamental Study on Dielectric Measurement of Vegetables in the 2.45 GHz Band Using the Coaxial Line Transmission Method
Kouji Shibata, Masaki Kobayashi (Hachinohe Inst. of Tech.), Kazuyuki Takahashi (TMCIT), Takefumi Hiraguri (Nippon Inst. of Tech.)
pp. 58 - 63
MW2025-187
[Special Talk]
Improved Characteristics of a Multi-Stage Quarter-Wave Transformer Using Tapered Elements
Junichiro Matsuki, Koji Wada (UEC)
pp. 64 - 68
MW2025-188
[Special Talk]
Design Process and Key Considerations for the 1 GHz Matching Category of the 2025 Student Microwave Circuit Design Contest
Satoru Ishikawa (UEC)
pp. 69 - 74
MW2025-189
[Invited Talk]
Transport Properties of 2DEG in ScAlN/GaN heterostructure
Takuya Maeda (UTokyo), Atsushi Kobayashi (Tokyo Univ. of Science)
pp. 75 - 78
MW2025-190
Performance Enhancement of AlGaN/GaN HEMT via Recessed Gate Structure
Masaya Takimoto, Tasuku Sumino, Tsutomu Matsuura, Kazuyuki Onoe, Yoshiki Kojima (Mitsubishi Elec. Corp.)
pp. 79 - 81
MW2025-191
Temperature Dependence of Low-frequency Y parameters for GaN HEMTs with on-state condition
Toshiyuki Oishi (Saga Univ.), Ken Kudara, Yutaro Yamaguchi, Shintaro Shinjo, Koji Yamanaka (Mitsubishi Electric)
pp. 82 - 85
MW2025-192
MEMS-based compact narrow pass band 40GHz BPF
Kiyoka Takemoto (Tottori Univ.), Tamotsu Nishino (Tohoku Univ.), Takuto Akashi, Takumi Tomii, Tadao Matsunaga, Sang-Seok Lee (Tottori Univ.)
pp. 86 - 89
MW2025-193
Q- and V-band BPF having a ground layer embedded in a multilayer circuit board
Takumi Tomii (Tottori Univ.), Tamotsu Nishino (Tohoku Univ.), Takuto Akashi, Kiyoka Takemoto, Tadao Matsunaga, Sang-Seok Lee (Tottori Univ.)
pp. 90 - 94
MW2025-194
Multi-Agent Reinforcement Learning Assisted Automatic Design Method for Microstrip Bandpass Filters with Different Numbers of Resonators
Yujiro Ono (Saitama Univ.), Masataka Ohira (Doshisha Univ.), Zhewang Ma (Saitama Univ.), Hiroyuki Deguchi (Doshisha Univ.)
pp. 95 - 100
MW2025-195
A matching circuit satisfying two load conditions in a lossless matching circuit
Takashi Maehata, Hirotaka Asami (SEI)
pp. 101 - 105
Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.