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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP (2nd) |
2021-12-02 11:35 |
Okinawa | Miyakojima (Primary: On-site, Secondary: Online) |
Thin AMC substrate by applying square patch with semicircle notch and measurement method Ryota Shinozaki, Jo Tamura, Hiroyuki Arai (Yokohama National Univ.) |
[more] | |
| AP (2nd) |
2021-12-02 12:00 |
Okinawa | Miyakojima (Primary: On-site, Secondary: Online) |
A study of jitter measurement of ADC at high frequency band and the effect of jitter noise in modulated wave Hiroyuki Saito, Hiroyuki Arai (Yokohama National Univ.) |
In this paper, a simple method of estimating the jitter measurement of ADCs with high frequency bands from the measured ... [more] | |
| AP | 2021-10-07 13:00 |
Online | Online | [Poster Presentation]
Gain Enhancement of Optical Leaky wave Antenna Excited by Photonic crystal Parabolic reflector Satoshi Sugaya, Wataru Iida, Hiroyuki Arai (Yokohama National Univ.)  AP2021-73 |
[more] | AP2021-73 pp.26-27 |
| AP | 2021-10-07 13:00 |
Online | Online | [Poster Presentation]
Far field estimation from a single hemispherical near field amplitude by the PR method using an appropriate initial phase information Yusuke Mitsui, Hiroyuki Arai (Yokohama National Univ.) AP2021-79 |
The characteristics of an antenna are determined by the far field and several kinds of the near field to far field trans... [more] | AP2021-79 pp.49-50 |
| AP | 2021-10-07 14:25 |
Online | Online | [Poster Presentation]
Decoupling design of quadri-polarization overlay antenna element Shota Takato, Hiroyuki Arai (Yokohama National Univ.) AP2021-87 |
[more] | AP2021-87 pp.72-73 |
| MW, AP (Joint) |
2021-09-09 14:25 |
Online | Online | An excitation of millimeter-wave band leaky wave antenna using through-hole reflector and convertor from waveguide Wataru Iida, Hiroyuki Arai (YNU) AP2021-57 |
In this paper, the leaky wave antenna in the millimeter wave band above 100 GHz is investigated. First, the characterist... [more] | AP2021-57 pp.6-9 |
| MW, AP (Joint) |
2021-09-09 14:50 |
Online | Online | Effect of Jitter Noise on BER in Undersampling of Modulated Waves Hiroyuki Saito, Hiroyuki Arai (Yokohama National Univ.) AP2021-58 |
In this paper, the effect of jitter noise on BER when undersampling modulated signals such as QAM signals is investigate... [more] | AP2021-58 pp.10-13 |
| AP | 2021-06-17 15:30 |
Online | Online | [Invited Lecture]
Phase retrieval method and its applications Hiroyuki Arai (Yokohama National Univ.) AP2021-23 |
This reports presents the summary and application of Phase Retrieval (PR) method in which the phase information is recon... [more] | AP2021-23 pp.25-30 |
| AP | 2021-05-21 10:45 |
Online | Online | Improvement of Null Steering Antenna for Angle of Arrival estimation Jo Tamura, Hiroyuki Arai (Yokohama Natl. Univ.) AP2021-12 |
We propose two antennas that improve a null depth of null steering antennas. The antennas are supposed to be used for in... [more] | AP2021-12 pp.18-21 |
| AP (2nd) |
2020-12-10 10:25 |
Okinawa | Nobumoto Ohama Memorial Hall (Primary: On-site, Secondary: Online) |
A study on wave source current distribution optimization using the method of moment and two hemispherical near field amplitudes Yuzo Hayashi, Hiroyuki Arai (Yokohama National Univ.) |
[more] | |
| AP (2nd) |
2020-12-10 11:30 |
Okinawa | Nobumoto Ohama Memorial Hall (Primary: On-site, Secondary: Online) |
Experimental evaluation on optical leaky waveguide antenna by waffle-iron structure Shunichi Kaneoka, Wataru Iida, Hiroshi Hashiguchi, Toshihiko Baba, Hiroyuki Arai (Yokohama National Univ.) |
This paper presents a comparison of optical leaky-waveguide antennas, i.e., grating waveguide (GWG), waffle waveguide (W... [more] | |
| AP (2nd) |
2020-12-10 12:55 |
Okinawa | Nobumoto Ohama Memorial Hall (Primary: On-site, Secondary: Online) |
Orthogonal-Polarization-Reuse-Antenna (OPRA) Evaluation at Cellular Systems Takaaki Beni, Hiroyuki Arai (Yokohama National Univ.), Young-Chan Moon, Duk-Yong Kim (KMW inc.) |
[more] | |
| MW, AP (Joint) |
2020-09-24 13:50 |
Online | Online | [Poster Presentation]
Beam-tilted reflective array antenna with primary radiator offset Haruna Nagahara, Hiroyuki Arai (Yokohama National Univ.) AP2020-46 |
[more] | AP2020-46 pp.71-72 |
| MW, AP (Joint) |
2020-09-24 13:50 |
Online | Online | [Poster Presentation]
Beam Tilt by Diagonally Grating Waveguide Wataru Iida, Hiroyuki Arai (YNU) AP2020-47 |
[more] | AP2020-47 pp.73-74 |
| MW, AP (Joint) |
2020-09-24 13:50 |
Online | Online | [Poster Presentation]
Study on thin AMC substrate Ryota Shinozaki, Jo Tamura, Hiroyuki Arai (YNU) AP2020-52 |
In recent years, the development of the IoT field has accelerated, and various devices have become wireless. Along with ... [more] | AP2020-52 pp.92-93 |
| MW, AP (Joint) |
2020-09-25 14:05 |
Online | Online | [Special Talk]
TBA Hiroyuki Arai (YNU) |
[more] | |
| AP (2nd) |
2020-08-24 13:35 |
Online | Online | A study on reduction of circumferential sampling points in far field conversion using cylindrical near field Yuzo Hayashi, Hiroyuki Arai (Yokohama National Univ.) |
There is a far field conversion method based on cylindrical near field measurement for sector antennas. In this study, w... [more] | |
| AP | 2020-05-22 12:00 |
Okinawa | Tiruru Okinawa (Naha-city) (Cancelled, technical report was not issued) |
Design of Nonreciprocal Free Space Band Pass Filter Yuka Shinozaki, Hiroyuki Arai (YNU) |
[more] | |
| AP, WPT (Joint) |
2020-01-23 11:25 |
Kagawa | Sunport Hall Takamatsu | A Hemi Spherical Self-Complementary Spiral Antenna with Ground Plane Kazuki Kamiyama, Atsushi Katsuta, Hiroyuki Arai (YNU) AP2019-157 |
Miniaturization of antennas is known rule of thumb that the Q value, the gain, the radiation efficiency are correlated ... [more] |
AP2019-157 pp.43-44 |
| AP, SANE, SAT (Joint) |
2019-07-18 13:05 |
Miyagi | Tohoku Univ. | Study for HF Antenna System Suspended from Drone Takuya Okura, Hiroyuki Tsuji (NICT), Kohei Kawabata, Hiroyuki Arai (YNU) AP2019-31 SAT2019-13 |
[more] | AP2019-31 SAT2019-13 pp.55-58(AP), pp.31-34(SAT) |
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