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Technical Committee on Microwaves (MW)
Chair: Noriharu Suematsu (Tohoku Univ.)
Vice Chair: Tadashi Kawai (Univ. of Hyogo), Kensuke Okubo (Okayama Prefectural Univ.), Hideyuki Nakamizo (Mitsubishi Electric)
Secretary: Ryo Ishikawa (Univ. of Electro-Comm), Tamio Kawaguchi (Toshiba)
Assistant: Naoki Hasegawa (Softbank), Kosuke Katayama (NIT Tokuyama College)

DATE:
Tue, Nov 15, 2022 10:45 - 17:40
Wed, Nov 16, 2022 09:30 - 15:10

PLACE:
Fukue-Bunka-Kaikan(1-2, Ikeda-cho, Goto-shi, 〒853-0018 Japan. https://nagasaki-bunkanet.jp/hall/%e7%a6%8f%e6%b1%9f%e6%96%87%e5%8c%96%e4%bc%9a%e9%a4%a8/. Toshica Corporation Tamio Kawaguchi. +81959-72-5741)

TOPICS:
Microwave, etc.

----- ( 5 min. ) -----

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Tue, Nov 15 AM (10:50 - 13:00)
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(1) 10:50 - 11:15
Continuous Class-F/Inverse-Class-F 2-GHz-Band GaN-HEMT Power Amplifiers Using 1-Port CRLH Transmission Lines
Eri Tsuji, Soshi Aonuma, Shinichi Tanaka (Shibaura Inst. of Tech.)

(2) 11:15 - 11:40
Bandwidth Improvement of Power Amplifier Using Dispersion Engineering of 1-Port CRLH Transmission Line
Ryota Mogami, Eri Tsuji, Shinichi Tanaka (Shibaura Inst. of Tech.)

----- Break ( 80 min. ) -----

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Tue, Nov 15 PM (13:00 - 14:30)
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(3) 13:00 - 13:25
Improvement of Output Back-off Performance on Outphasing Operation by Using 50-Ω Design Power Amplifiers at Quasi-Millimeter-Wave Band
Nao Ashizawa, Kazuhiko Honjo, Ryo Ishikawa (UEC)

(4) 13:25 - 13:50
Doherty-Outphasing Hybrid power amplifier for WiCoPT WPT system
Ren Furumoto, Daisuke Yasunobu, Kenjiro Nishikawa (Kagoshima Univ.)

(5) 13:50 - 14:15
Study on Power Consumption and Power Reduction of RF Power Amplifier in 5G Downlink System
Yuki Takagi, Yoshichika Ohta (SB)

----- Break ( 15 min. ) -----

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Tue, Nov 15 PM (14:30 - 16:00)
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(6) 14:30 - 14:55
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.)

(7) 14:55 - 15:20
Study on a 30-GHz band narrowband filter with a coaxial interface using HTS type coplanar H-slot resonators
Takashi Shimizu, Shota Kanaoto (Utsunomiya Univ.)

(8) 15:20 - 15:45
Development of SIW type hybrid coupler with transducer of waveguide to MSL in W-band
Kohei Fujiwara, Kouichi Tokita (TIRI), Makoto Yoshida (CDEX)

----- Break ( 15 min. ) -----

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Tue, Nov 15 PM (16:00 - 17:40)
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(9) 16:00 - 16:25
Examination of 3D Position Estimation of Drone by TDOA
Taiki Shibata, Tosihisa Kamei (NDA)

(10) 16:25 - 16:50
Study on Periodic Motion Detection by Spectral Estimation of Wi-Fi Received Signal Strength
Koichiro Sakaguchi, Mitsuyoshi Kishihara, Kensuke Okubo (Okayama Prefectural Univ.)

(11) 16:50 - 17:15
Experimental Evaluation of Power and Data Transfer Characteristics on Short-Range MIMO WiCoPT System
Yotaro Watanabe, Shintaro Miya, Taishi Nara, Satoshi Yoshida (Kagoshima Univ), Shigeo Kawasaki (Space & Mobile Wireless Technology Inc), Kenjiro Nishikawa (Kagoshima Univ)

(12) 17:15 - 17:40
Improvement of Transmission Linearity by Post-Reception Nonlinear Compensator
Yasushi Yamao (UEC)

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Wed, Nov 16 AM (09:30 - 11:00)
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(13) 09:30 - 09:55
28 GHz band highly efficient rectenna with wire loop antenna
Naoki Sakai, Naoya Kakutani, Keisuke Noguchi, Kenji Itoh (KIT)

(14) 09:55 - 10:20
DC Voltage Synthesis of Sub-mW-Level 2.45-GHz-Band High-Efficiency Rectifiers with Zero-Threshold GaAs HEMTs for Wireless Power Transfer
Tsuyoshi Yoshida, Kazuhiko Honjo, Ryo Ishikawa (UEC)

(15) 10:20 - 10:45
DC-Feedback-Mode Zero-Threshold GaAs HEMT Rectifier/Voltage-Doubler Diode Rectifier for Applying Negative Gate-Bias to Microwave Power Amplifier
Taki Nagata, Ryo Ishikawa, Kazuhiko Honjo (UEC)

----- Break ( 15 min. ) -----

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Wed, Nov 16 AM (11:00 - 13:30)
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(16) 11:00 - 11:25
Proposal on microwave oscillation, waveguide, and radiation
-- Electrical/Electromagnetic Wave Conversion and Waveguide/Radiation Technology --
Kazuyuki Ouchi (WDL)

(17) 11:25 - 11:50
SNR improvement of Digital RF Signal Generator using Delta-Sigma Modulator with Parallelized Quantizers
Hiroyuki Mizutani, Michiya Hayama, Tatsuya Hagiwara, Hideyuki Nakamizo (Mitsubishi Electric Corp.)

(18) 11:50 - 12:15
Development of reference signal generator in 28-GHz-band
Makoto Yoshida (CDEX), Kohei Fujiwara, Kouichi Tokita (TIRI), Toshiyuki Yakabe (MPL)

----- Break ( 75 min. ) -----

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Wed, Nov 16 PM (13:30 - 15:10)
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(19) 13:30 - 13:55
Complex Permittivity Measurement of Liquids at MHz Band Using an Open-Ended Coaxial Line Based on the Lumped Constant Theory
Kouji Shibata (Hachinohe Institute of Tech.), Kohei Fujiwara (TIRI)

(20) 13:55 - 14:20
Study on the Uncertainty of Estimating of Complex Permittivity Using Free Space Method
Masahiro Hanazawa (UL Japan), Toshihisa Kamei (NDA), Satoshi Ogino (Microwave Absorbers)

(21) 14:20 - 14:45
Evaluation of fixture correction method of s-parameter measurement for surface mount devices
Takashi Kondo, Kohei Fujiwara (TIRI)

(22) 14:45 - 15:10
Estimation of transmission line loss with probe-backside reflection method
Ryo Sakamaki, Takeshi Kobayashi (AIST)

# Information for speakers
General Talk will have 20 minutes for presentation and 5 minutes for discussion.

# CONFERENCE SPONSORS:
- This conference is technical co-sponsored by IEEE MTT-S Japan Chapter, IEEE MTT-S Kansai Chapter and IEEE MTT-S Nagoya Chapter.


=== Technical Committee on Microwaves (MW) ===
# FUTURE SCHEDULE:

Thu, Dec 15, 2022 - Fri, Dec 16, 2022: Jingu-Kaikan(Ise) [Wed, Oct 19], Topics: Microwave, etc.
Fri, Jan 27, 2023: Kikai-Shinko-Kaikan Bldg. [Thu, Nov 17]
Feb, 2023: Recess

# SECRETARY:
Tamio Kawaguchi (Toshiba)
E-mail: oguba
or
Ryo Ishikawa (UEC)
E-mail: ric


Last modified: 2022-11-07 11:33:13


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