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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, RCS (Joint) |
2023-11-17 09:55 |
Kumamoto | Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Interference and Ambiguity Reduction to Pulse Doppler Radar with Phase Control Time Modulated Array Antenna Makoto Matsuki, Kazunari Kihira, Toru Takahashi, Yoshio Inasawa (MELCO)  AP2023-148 |
A low side lobe level radiation pattern in a phased array antenna is desired for the radar systems. The phase shifter co... [more] | AP2023-148 pp.92-97 |
| AP | 2023-05-12 15:05 |
Okinawa | Okinawa Gender Equality Center (Primary: On-site, Secondary: Online) |
Improvement of reflection performance of metasurface reflector by steepest gradient method Mitoshi Fujimoto, Naoki Shimzu (Univ. Fukui) AP2023-22 |
In high-speed mobile communication systems such as 5G, so-called coverage holes occur where high-quality communication c... [more] | AP2023-22 pp.75-79 |
| AP, SANE, SAT (Joint) |
2021-07-30 13:05 |
Online | Online | Performance Comparison of Lens Antenna Arrays Depending on the Lens Shaping Designs Bazilah Baharom, Yoshiki Sugimoto, Kunio Sakakibara, Akira Yamano, Nobuyoshi Kikuma (NITech) AP2021-42 |
This paper presents the design of the lens antenna array dedicated to THz applications operated at 300 GHz. The proposed... [more] | AP2021-42 pp.103-108 |
| RCS, AP (Joint) |
2018-11-21 11:20 |
Okinawa | Okinawa Industry Support Center | A Study on Beam Pattern in Horizontal Plane in HAPS System Shoichi Sudo, Kenji Hoshino, Yoshichika Ohta (HAPS Mobile) AP2018-119 |
A High-Altitude Platform Station (HAPS) has been expected as a new mobile communication platform that realizes ultra-wid... [more] | AP2018-119 pp.101-106 |
| CS, CAS | 2016-02-25 13:55 |
Wakayama | Laforet Nanki-Shirahama Hotel | A Study on Computational Complexity Reduction of Orthogonal Precoding for Cognitive Radio Systems Hikaru Kawasaki, Masaya Ohta, Katsumi Yamashita (Osaka Pref. Univ.) CAS2015-81 CS2015-86 |
その研究内容はこちらになりまして、信号処理アルゴリズムという理論面とそのFPGAによる実装面の両方の研究を行っています。 これによって有限である周波数資源を効率的に利用し，トラヒック増大の問題を解決したいと考えています。 Ort... [more] |
CAS2015-81 CS2015-86 pp.7-11 |
| AP | 2015-07-30 14:55 |
Hokkaido | Wakkanai Sougou Bunka Center | Sidelobe Reduction of Mono Pulse Pattern Using Time Modulated Array Antenna Makoto Matsuki, Kazunari Kihira, Satoshi Yamaguchi, Masataka Ohtsuka, Hiroaki Miyashita (Mitsubishi Electric Corporation) AP2015-47 |
A low side lobe level pattern in a phased array antenna is desired for the radar systems. The phase shifter control type... [more] | AP2015-47 pp.45-50 |
| AP | 2014-03-10 13:05 |
Fukushima | Koriyama City Rodo Fukushi Kaikan | Execution Time Investigation of Optimization of 3-Dimensional Antenna Layout for Side Lobe Minimization Tomoki Hori, Masashi Shiraishi, Katsumi Takahashi, Atsuo Ozaki (Mitsubishi Electric) AP2013-186 |
Distributed array radar system consists of two or more small-scale subarray antennas, which synthesizes the outputs of e... [more] | AP2013-186 pp.7-12 |
| MW (Workshop) |
2012-08-08 - 2012-08-10 |
Overseas | Chulalongkorn University, Bangkok, Thailand | Sidelobe reduction of microstrip antennas fed by four-microstrip port waveguide transition with slot radiators Daiki Kawase, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama (NITech) |
A center feeding microstrip comb-line antenna (MSCLA) is one of the solutions to reduce the gain degradation due to freq... [more] | |
| SANE | 2011-08-24 14:20 |
Niigata | Niigata University | A Study of Pulse Density Modulated Doppler Radar Akito Miyoshi (FSI) SANE2011-58 |
On operations of large radar systems, power consumption now goes on increasing, and antenna systems with cooling systems... [more] | SANE2011-58 pp.15-20 |
| RCS, MoNA, SR (Joint) |
2011-03-03 09:20 |
Kanagawa | YRP | Adjacent channel interference reduction of OFDMA signals for public broadband mobile communication system Tomonori Ohta, Noriyuki Yaginuma, Masahiro Umehira (Ibaraki Univ.) RCS2010-266 |
As the terrestrial digital TV broadcasting will replace the analogue TV broadcasting, a part of the VHF band, i.e. 170MH... [more] | RCS2010-266 pp.109-114 |
| PN, OPE, EMT, LQE | 2009-01-29 18:05 |
Kyoto | Kyoto Institute Technology (Matsugasaki Campus) | Analysis of plasmonic waveguide devices using the frequency-dependent LOD-FDTD method based on the trapezoidal recursive convolution technique Jun Shibayama, Akifumi Nomura, Ryoji Ando, Junji Yamauchi, Hisamatsu Nakano (Hosei Univ.) PN2008-58 OPE2008-161 LQE2008-158 |
The implicit finite-difference time-domain (FDTD) method based on the locally one-dimensional (LOD) scheme is extended t... [more] | PN2008-58 OPE2008-161 LQE2008-158 pp.89-94 |
| AP | 2009-01-23 11:45 |
Fukuoka | Fukuoka University | Reflection improvement of a center-feed post-wall waveguide circuit of T-junctions in a parallel-plate slot array antenna and sidelobe suppression by reduction of no slot area Koh Hashimoto, Jiro Hirokawa, Makoto Ando (Tokyo tech.) AP2008-180 |
A center-feed waveguide consisting of T-junctions has been proposed to reduce the no-slot area of a post-wall waveguide ... [more] | AP2008-180 pp.175-180 |
| AP | 2006-02-16 11:20 |
Kanagawa | Toshiba Kenshuu Center(Yokohama) | Post-Wall Waveguide Circuits for Center-Feed of Parallel Plate Slot Arrays Koh Hashimoto, Takafumi Kai, Jiro Hirokawa, Makoto Ando (Tokyo tech.) |
The center-feed structure using cross junctions for a single-layer slotted waveguide array for reducing the long line ef... [more] | AP2005-161 pp.13-18 |
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