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一般セッションB. Communications Society : B-1C．Antennas and Propagation C (Antenna Systems)

[B-1C]Antennas and Propagation C (Antenna Systems)

Wed. Sep 10, 2025 1:45 PM - 5:00 PM JST
Wed. Sep 10, 2025 4:45 AM - 8:00 AM UTC
Building for General Education (A/B/C) 3F B32(Okayama University)
Chair:TAKUYA OKURA(National Institute of Information and Communications Technology), Nakazawa Susumu(Japan Broadcasting Corporation)
1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)

[B-1C-12]HAPS feeder link LoS-MIMO non-regenerative wireless relay system

〇Yoshichika Ohta1,2, Kazuki Matsuura1 (1. SoftBank Corp., 2. Institute of Science Tokyo)
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[B-1C-13]Beam Tracking Performance Evaluation of HAPS Feeder Link via Light Aircraft Experiment

〇Kazuki Matsuura1, Yuki Takagi1, Yoshichika Ohta1,2 (1. SoftBank Corp., 2. Science Tokyo)
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[B-1C-14]A Study on Fixed Footprint Evaluation of Multi-Cell HAPS Systems with Conformal Array Antennas

〇Haruto Okada1, Yoshichika Ohta1,2 (1. Science Tokyo, 2. SoftBank Corp.)
2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[B-1C-15]A Robust Design for Suppressing Output Power fluctuations in Transmit Phased Array Antennas

〇Makoto Matsuki1, Toru Takahashi1 (1. Mitsubishi Electric Corporation)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[B-1C-16]Experimental Evaluation of Multi-Rectenna Passive Channel Estimation Method for Microwave Wireless Power Transfer

〇Shunto Arai1, Kentaro Murata1, Naoki Honma1 (1. Iwate University)
3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[B-1C-17]Key Reconciliation Using Cascade Protocol in Wireless Physical Layer Secret Key Agreement

〇Kenshin Shinomiya1, Hideichi Sasaoka1, Hisato Iwai1, Shinsuke Ibi1 (1. Doshisha Univ.)
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

Break time

3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[B-1C-18]Comparison of OTA Evaluation Accuracy Across Three Frequency Bands

〇Takumi Omoto1, Kazuhiro Honda1, Kun Li2 (1. University of Toyama, 2. University of Electro-Communications)
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[B-1C-19]Impact of Scatterer Arrangement on the OTA Evaluation Accuracy Using a Spatial Fading Emulator

〇Kazuhiro Honda1, Takumi Omoto1, Kun Li2 (1. University of Toyama, 2. University of Electro-Communications)
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[B-1C-20]RCS Measurement of Absorber in Large Anechoic Chamber

〇Nobuhiko Oguma1, Akio Kuramoto1, Takayuki Oyama1 (1. NEC Platforms, Ltd.)
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[B-1C-21]Directivity Measurement of 28GHz Band Horn Antenna by Near Field Measurement Using SDR

〇Yuhi Akiyama1, Kazuha Ito1, Takuma Akada1, Kazuhiro Fujimori1, Toshiyasu Tanaka2 (1. Graduate School of Environmental, Life, Natural Science and Technology, Okayama Univ., 2. Microwave Factory Co., Ltd.)
4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[B-1C-22]A planarized coaxial tube for a non-contact passive intermodulation measurement

〇Ryunosuke Murofushi1, Nobuhiro Kuga2, Eiji Hanayama1 (1. The Polytechnic University of Japan, 2. Yokohama National University)
4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)

[B-1C-23]Coaxial Tube with Balanced Center Line for PIM Evaluation Using Impedance-Matched Samples

〇Sota Maruyama1, Kiyoku Hamada1, Nobuhiro Kuga1 (1. Yokohama National University)
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