IEICE Technical Report

Online edition: ISSN 2432-6380

Antennas and Propagation

Workshop Date : 2025-02-20 - 2025-02-21 / Issue Date : 2025-02-13

AP2024-189
[Invited Lecture] A Study of Area Formation Using Transmit Array Antenna for Outdoor Base Station at mm-Wave Band
Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Shumpei Tabuch (Softbank), Keisuke Arai, Toshiki Sayama, Osamu Kagaya (AGC)
pp. 1 - 5

AP2024-190
[Invited Lecture] Study of Vertical Polarized Beam Wireless Power Transfer with Dual Circularly Polarzied Receiver Part2
Keisuke Sato, Susumu Miura, Yoshiki Shirasawa, Noboru Sekino, Ichiro Oshima (DKK)
pp. 6 - 9

AP2024-191
[Invited Lecture] Deployment scheme of distributed antennas for effective wireless coverage utilizing quasi-quantum computing technology
Daisuke Uchida, Kentaro.Taniguchi, Hiroomi Chono, Hayato Goto (Toshiba)
pp. 10 - 15

AP2024-192
Performance Evaluation of Massive MIMO Cubic Antenna \in Multi-Path Rich Environment
Naoki Honma, Kosei Oikawa, Kentaro Murata (Iwate Univ.)
pp. 16 - 21

AP2024-193
Performance Evaluation of DOA Estimation under the Influence of Array Errors Using Compressed Sensing with Multi-Snapshot Array Data
Nobuyoshi Kikuma, Mayumi Okuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
pp. 22 - 27

AP2024-194
[Tutorial Lecture] Antenna technology for implementation of millimeter-wave communication
Hideki Ueda, Ryotaro Ohashi, Ryo Komura, Yoshiki Yamada, Natsumi Minamitani, Kaoru Sudo (Murata Mfg.)
pp. 28 - 33

AP2024-195
FDTD analysis for reflection properties from rough surfaces in the terahertz frequency range
Kotaro Kitada, Takuji Arima (TUAT), Ryo Yamaguchi, Kazuma Tomimoto, Toshiki Hozen (Softbank)
pp. 34 - 37

AP2024-196
Study on a calculation method of radiation patterns for on-glass electric dipole arrays
Shotaro Toku, Toru Uno, Takuji Arima (TUAT), Osamu Kagaya, Keisuke Arai (AGC)
pp. 38 - 41

AP2024-197
Line-of-Sight Evaluation in Urban Environments Using Digital Twin Technology with a Game Engine
Yu Nagaoka, Keiya Kurihara, Toshiyuki Maeyama (Takushoku Univ.)
pp. 42 - 47

AP2024-198
Design evaluation of tunnel area for the Linear Chuo Shinkansen
Keiya Kurihara, Toshiyuki Maeyama (Takushoku Univ)
pp. 48 - 53

AP2024-199
Evaluation of Propagation Characteristics of 300-GHz-band Radio Wave in the Vicinity of the Human Body
Akihiko Hirata (CIT)
pp. 54 - 59

AP2024-200
Linearly Polarized Reflectarray with Mechanically Switchable Reflection Phase Distribution
Hibiki Shiiba, Ryuji Kuse, Makoto Sano, Takeshi Fukusako (Kumamoto Univ.)
pp. 60 - 64

AP2024-201
A Proposal of Single-Feed Quad-Polarization Switchable Patch Array Antenna Using Slot-Line Based Phase Shifters
Maodudul Hasan, Masaya Tamura (Toyohahsi Univ. of Technology)
pp. 65 - 66

AP2024-202
A Q-Band 4-Element DBF Antenna as Part of Direct Digital RF Transmitter Antenna Modules for LEO Constellation Satellite
Welday Gerezgiher, Koki Furuuchi, Tomoyuki Furuichi, Satoshi Tsukamoto, Noriharu Suematsu (Tohoku Univ.)
pp. 67 - 72

AP2024-203
[Invited Lecture] Evaluation of Wideband Channel Characteristics at 158 GHz in Indoor Office Environments
Nobuaki Kuno, Koshiro Kitao, Takahiro Tomie, Satoshi Suyama (NTT DOCOMO), Minoru Inomata, Wataru Yamada, Ryotaro Taniguchi (NTT), Michael Millhaem, Tetsuaki Ikoma, Roger Nichols (Keysight)
pp. 73 - 78

AP2024-204
[Invited Lecture] Evaluation of a Deep Learning Propagation Loss Estimation Model with Urban Characteristics Using Side-view Images
Ryotaro Taniguchi, Minoru Inomata, Wataru Yamada, Yasushi Takatori, Tomoaki Ogawa (NTT)
pp. 79 - 84

AP2024-205
[Invited Lecture] A Study on Fine-Tuning of Radio Propagation Models Based on Geographical Clustering
Tatsuya Nagao, Takahiro Hayashi (KDDI Research, Inc.)
pp. 85 - 90

Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.

The Institute of Electronics, Information and Communication Engineers (IEICE), Japan