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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2016-01-15 09:55 |
Tokyo | Takushoku University, Hachiouji Campus | [Invited Lecture]
Development of broadband horizontal plane horizontal polarization omni-directional antenna Takehiro Sugo, Masatoshi Harigaya, Seiji Nishi, Toshiyasu Tanaka (MWF), Hiroyuki Arai (YNU)  AP2015-178 |
[more] | AP2015-178 pp.59-63 |
| AP (2nd) |
2015-12-18 11:05 |
Okinawa | Miyako Island Marine Terminal | Far-field estimation method of array antenna by simple near-field measurement Yoshiki Sugimoto, Hiroyuki Arai (Yokohama Natl. Univ.), Toshiyuki Maruyama, Masahiko Nasuno (NAZCA), Masanobu Hirose, Satoru Kurokawa (AIST) |
A long distance and expensive equipment is required for measuring a far-field of large aperture antenna. A method of the... [more] | |
| AP | 2015-12-10 15:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Memorial Lecture]
50 years of antenna R&D; History of antenna development for specification of wireless communications Hiroyuki Arai (YNU) AP2015-160 |
This article describes the history of antenna development for specification of wireless communications, focusing on smal... [more] | AP2015-160 pp.33-36 |
| MW, AP (Joint) |
2015-09-18 11:20 |
Tochigi | Oyama National College of Tech. | [Invited Lecture]
Optical antenna system for short range ultra high speed communication Hiroyuki Arai (YNU) AP2015-89 MW2015-95 |
This report presents the optical antenna system to achieve terabit channel capacity in short range wireless communicatio... [more] | AP2015-89 MW2015-95 pp.55-58(AP), pp.41-44(MW) |
| AP | 2015-06-11 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Miniaturization of horizontal polarization omni-directional antenna by characteristic modes analysis Hiroyuki Arai, Shen Wang (YNU) AP2015-36 |
Omni-directional horizontal polarization antenna is given by the small loop, the notch array and Halo antenna. The patte... [more] | AP2015-36 pp.25-28 |
| AP (2nd) |
2015-05-29 14:50 |
Tokyo | NICT Headquarters | Wide band shield effectiveness measurement by absorber pasted ridged horn antenna Hiroyuki Arai, Konami Yamaguchi (YNU) |
Wide band shield effectiveness measurement for thin material samples is presented by two identical ridged waveguide horn... [more] | |
| AP | 2015-05-22 14:50 |
Nara | Naraken Shakai Fukushi Sougou Center (Kashihara City) | 3-element Super-directive Array antenna by Using Decoupling Network Akira Noguchi, Hiroyuki Arai (YNU) AP2015-31 |
This paper proposes a design method of 3-element super-directive array antenna using a decoupling network. Super-directi... [more] | AP2015-31 pp.69-72 |
| AP | 2015-04-23 10:20 |
Okinawa | Ishigaki City | Characteristics modes analysis of combined antenna Hiroyuki Arai, Shen Wang (YNU) AP2015-8 |
This paper presents characteristics modes analysis of a combined antenna by a disk loaded monopole and a notch array. Ch... [more] | AP2015-8 pp.37-40 |
| AP (2nd) |
2014-12-19 09:40 |
Kagoshima | Tanegashima Space Center | Estimation of Directivity and Gain Calculation on Array Antennas by Using 1D Electric Current Distribution Eriko Ohashi, Hiroyuki Arai (Yokohama National Univ.) |
In this paper, we estimate radiation directivity and gain of a linear dipole array (LDA) and a linear patch array (LPA) ... [more] | |
| AP, RCS (Joint) |
2014-11-13 15:05 |
Yamagata | Yamagata University, Yonezawa Campus | Optical leaky wave antenna by waffled waveguide Hiroyuki Arai, Yodai Morimoto (YNU) AP2014-144 |
This report presents an optical leaky wave antenna by waffled waveguide as a beam scan antenna for optical wireless comm... [more] | AP2014-144 pp.87-92 |
| IE, ITE-AIT, ITE-ME [detail] | 2014-11-07 11:40 |
Kagoshima | Attribute Detection with Position Prior Takayuki Umeda, Go Irie, Hiroyuki Arai, Yukinobu Taniguchi (former NTT) |
[more] | ||
| IE, ITE-AIT, ITE-ME [detail] | 2014-11-07 12:10 |
Kagoshima | On Object Retrieval from Similar Instances Yukito Watanabe, Go Irie, Hiroyuki Arai, Yukinobu Taniguchi (NTT) |
[more] | ||
| AP (2nd) |
2014-06-27 11:25 |
Ibaraki | AIST | Estimation of Directivity on Array Antennas by Using 1-D Electric Current Distribution Eriko Ohashi, Hiroyuki Arai (YNU) |
In this paper, we estimate radiation patterns on 4- and 8-elements linear array antennas from 1D electric current distri... [more] | |
| AP (2nd) |
2014-05-15 - 2014-05-16 |
Ishikawa | The Kanazawa Theatre | Dual Beam Antenna for 6-Sector Cellular System with Hybrid Coupler Yoshihiro Kozuki, Hiroyuki Arai (Yokohama National Univ.), Huiling Jiang, Taisuke Ihara (NTT DOCOMO) |
This paper proposes the dual beam antennas. By the parasitic element, metal conductor and diagonally arranged the propos... [more] | |
| AP (2nd) |
2014-05-15 - 2014-05-16 |
Ishikawa | The Kanazawa Theatre | A Super-directive Array and Beam switched Antenna Using A Decoupling Network Akira Noguchi, Hiroyuki Arai (Yokohama Natl. Univ.) |
This paper presents a super-directive array antenna as a small and high gain antenna. Super-directive array is closely s... [more] | |
| AP | 2014-04-17 14:00 |
Kyoto | Ritsumeikan University (Suzaku Campus) | [Invited Lecture]
A remark of base station antenna systems for future mobile communication Hiroyuki Arai (Yokohama Natl. Univ.) AP2014-6 |
To enhance the channel capacity of mobile communication systems, high performance base station antennas need to be place... [more] | AP2014-6 pp.31-34 |
| AP | 2014-03-11 11:20 |
Fukushima | Koriyama City Rodo Fukushi Kaikan | Modified 2-D MUSIC Spectrum Based on Switched Axes Yuki Doi, Yuta Shikagawa, Koichi Ichige, Hiroyuki Arai (Yokohama Nat'l Univ.), Hiromi Matsuno, Masayuki Nakano (KDDI R&D Labs.) AP2013-194 |
This paper proposes a novel method of 2-D DOA estimation using a modified version of MUSIC spectrum based on switched ax... [more] | AP2013-194 pp.51-56 |
| AP (2nd) |
2014-01-08 09:10 |
Overseas | Le Quy Don Technical University (Hanoi, Vietnam) | [Tutorial Lecture]
Advanced design of electrically small antennas Hiroyuki Arai (Yokohama National Univ.) |
[more] | |
| AP, PEM (2nd) |
2013-12-20 14:15 |
Okinawa | Nobumoto Ohama Memorial Hall (Ishigaki) | Spherical Far-Field Extrapolation by Phase Retrieval Method and Sampling Method about Reduction of Measurement Points Eriko Ohashi, Hiroyuki Arai (YNU) |
This paper presents a method of spherical far-field extrapolation from near-field using phase retrieval method. The sim... [more] | |
| MW (Workshop) |
2013-12-02 - 2013-12-04 |
Overseas | King Mongkut's University of Technology North Bangkok, Thailand | [Invited Talk]
A super gain monopole array Hiroyuki Arai, Akira Noguchi (Yokohama Natl. Univ.) |
This paper presents a super-directive array consisting of closely spaced two monopole antennas and fed by its optimum am... [more] | |
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