Online edition: ISSN 2432-6380
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AP2021-99
[Invited Lecture]
Wireless Power Transfer Technologies for IoT/CPS
Yoshiaki Narusue, Takashi Ubukata (UTokyo), Shoko Shinohara (NTT), Hiroyuki Morikawa (UTokyo)
p. 1
AP2021-100
[Invited Lecture]
Development of distributed cooperative microwave WPT system for IoT devices
Yuki Tanaka (PSNRD), Hikaru Hamase, Ryosuke Hasaba (Panasonic), Hiroshi Sato, Yohshio Koyanagi (PSNRD), Takuma Ikeda, Shoichi Kajiwara, Manabu Gokan, Hiroyuki Tani (Panasonic), Kentaro Hayashi, Kazuhiro Kizaki, Shunsuke Saruwatari, Takashi Watanabe (Osaka Univ.)
p. 2
AP2021-101
[Invited Lecture]
A Study on Interference Canceller for HAPS Feeder Links with Multi-Gateways under Multiple-Path Environment
Takafumi Fujii, Yoshichika ohta (Softbank.corp)
pp. 3 - 9
AP2021-102
Research on a MACKEY type M miniaturized by multiple slits
Kota Hakamata, Keisuke Miyashita, Keito Yokoe, Shigeru Makino, Kenji Itoh (KIT)
pp. 10 - 15
AP2021-103
A study of a miniaturized MACKEY O type with a single-side short circuit
Keito Yokoe, Keisuke Miyashita, Kota Hakamata, Shigeru Makino, Kenzi Ito (KIT)
pp. 16 - 21
AP2021-104
A consideration on improvement of cross polarization of a varactor-loaded dual-band miniaturized planar antenna fed by an L-probe with straight shorted elements
Ibuki Asahina, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.)
pp. 22 - 27
AP2021-105
A Study of Delay Characteristics of Time Domain Channel Model for Terahertz Band
Hiroto Ebisawa, Zhaona Wu, Kenta Umebayasi (TUAT), Janne Lehtomaki (University of Oulu), Nizar Zorba (Qatar University)
pp. 28 - 33
AP2021-106
Channel Parameter Estimation by using Environmental Features
Inocent Calist, Zhiqiang Li, Minseok Kim (Niigata Univ.)
pp. 34 - 38
AP2021-107
Study on signal processing method of virtual massive array with measured pattern
Sota Takahashi, Kentaro Nishimori (Niigata Univ.), Tomoki Murakami (NTT)
pp. 39 - 43
AP2021-108
A Consideration on DOA Measurement Method at 300 GHz Band by The Double-Directional Rotating Reflector Antenna
Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Ayumu Yabuki, Masayuki Miyashita (Softbank)
pp. 44 - 49
AP2021-109
Weight Function for a Three-Axis Orthogonally Arranged Dipoles Considering the Antenna Tilt Angle in a Cluster Propagation Environment
Kazuhiro Honda, Yoto Sekino (Toyama Univ.), Kun Li (Kagawa Univ.)
pp. 50 - 55
AP2021-110
Prototype Evaluation of Frequency Dispersive Phase Shifter for Dual Band Base Station Antenna
Toshiki Soma, Keizo Cho (Chiba Inst. Tech.), Naobumi Michishita (National Defense Academy), Takayoshi Sasaki, Keisuke Sato, Ichiro Oshima (DKK), Hiroaki Nakabayashi (Chiba Inst. Tech.)
pp. 56 - 60
AP2021-111
An analysis of improvement of anti-eavesdropping performance of spatially-selective modulation system
Hiroto Yonawa, Hisato Iwai, Shinsuke Ibi (Doshisha Univ.)
pp. 61 - 66
AP2021-112
A Study of Appropriate Map Size for Propagation Loss Estimation by CNN
Tsuyoshi Ohta, Kentaro Nishimori (Niigata Univ.)
pp. 67 - 70
AP2021-113
A Study of the Relationship between Antenna Height and K-factor with Drone Relay Stations
Shun Dohi, Kentaro Nishimori (Niigata Univ.), Wataru Yamada, Nobuaki Kuno (NTT)
pp. 71 - 74
AP2021-114
New massive MIMO system using Drone based efficient relay station
-- Improvement on transmission rate on uplink towards beyond 5G and 6G --
Kentaro Nishimori (Niigata Univ.)
pp. 75 - 82
AP2021-115
[Invited Talk]
Recent Research and Development of Narrow Beam Wireless Power Transfer
-- from In-Room Application to HAPS application --
Naoki Shinohara (Kyoto Univ.)
p. 83
AP2021-116
[Invited Lecture]
A Fully Passive Channel Estimation against a Dilemma of Microwave Wireless Power Transfer
Kentaro Murata, Shinnosuke Kondo, Naoki Honma (Iwate Univ.)
pp. 84 - 89
AP2021-117
[Invited Lecture]
Principle Operation and Design Example of Mutli-hop Magnetic-Resonant Wireless Power Transfer System
Hiroo Sekiya (Chiba Univ.)
pp. 90 - 95
AP2021-118
[Invited Lecture]
Development of 5GHz Microwave Power Transfer System with Coexisting Function
Kentaro Taniguchi, Toshiya Mitomo, Kohei Onizuka (Toshiba)
p. 96
AP2021-119
[Tutorial Lecture]
Base Station Antenna Technologies for Mobile Communication and Area Expansion Solutions for 5G
Ichiro Oshima (DKK)
pp. 97 - 102
AP2021-120
A Printed-Inverted F Antenna Combined with Two L-Shaped Elements for Dual Band Circular Polarization
Jun Tochiki, Takafumi Fujimoto, Guan Chai Eu (Nagasaki Univ)
pp. 103 - 106
AP2021-121
A compact and broadband printed monopole antenna for circular polarization
Naoto Otsuka, Takafumi Fujimoto, Chai-Eu Guan (Nagasaki Univ.)
pp. 107 - 111
AP2021-122
Orthogonal Polarized Antenna Using Wideband Halo Antenna
Tomokazu Mizutani, Naobumi Michishita (NDA), Hiroshi Sato, Yoshio Koyanagi (Panasonic), Hisashi Morishita (NDA)
pp. 112 - 115
AP2021-123
Study on reduction of electromagnetic coupling between two antennas using Characteristic Mode Analysis
Hiroshi Sato (Panasonic), Phung Quang Quan (NDA), Yoshio Koyanagi (Panasonic), Hisashi Morishita (NDA)
pp. 116 - 121
AP2021-124
A Sidelobe Reduction for Dual Frequency and Polarization Reflectarray
Hiroshi Hashiguchi, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Hiromi Matsuno, Takuya Ohto, Masayuki Nakano (KDDI Research, Inc)
pp. 122 - 125
AP2021-125
A Consideration on Vehicular Antenna Location
-- (I) Wavelength Normalized 2-Stage Image Model --
Ryo Yamaguchi, Kazuma Tomimoto (SB)
pp. 126 - 131
AP2021-126
[Invited Lecture]
Wireless transmission using low-profile dielectric cuboid antennas at 300GHz band
Shintaro Hisatake (Gifu Univ.)
pp. 132 - 136
AP2021-127
[Invited Lecture]
Examination of user selection method by simple channel capacity estimation using determinant in Coordinated MU-MIMO
Shotaro Sasaki, Mitoshi Fujimoto (Univ. Fukui)
pp. 137 - 141
AP2021-128
[Invited Lecture]
Prediction of Path Loss Fading Distribution using RNN at 2-4 GHz
Motoharu Sasaki, Nobuaki Kuno, Toshiro Nakahira, Minoru Inomata, Wataru Yamada, Takatsune Moriyama (NTT)
pp. 142 - 147
Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.