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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 12 of 12  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2014-04-17
13:00
Kyoto Ritsumeikan University (Suzaku Campus) Fundamental Study on Antenna RCS Reduction Using Circulator, Amplifier, and Phase Shifter
Narihiro Nakamoto, Kazushi Nishizawa, Yasuhiko Urata, Toru Takahashi, Hiroki Okazaki, Tadahiro Nomura, Hiroaki Miyashita (Mitsubishi Electric) AP2014-4
 [more] AP2014-4
pp.19-24
AP, WPT
(Joint)
2011-10-13
09:50
Kanagawa Kanagawa Womens Center Circularly Polarized Cavity Antenna Fed by L-shaped Probes
Takashi Yanagi, Takeshi Oshima, Kazushi Nishizawa, Toru Fukasawa, Hiroaki Miyashita, Yoshihiko Konishi (Mitsubishi Electric Corp.) AP2011-77
A circularly polarized cavity antenna that is fed by L-shaped probes is proposed in this paper. This antenna has a simpl... [more] AP2011-77
pp.1-6
AP 2010-04-09
10:55
Kyoto Doshisha Univ. Reflection Control Using Non-periodical High-Impedance Surface
Koji Ibata, Takashi Yanagi, Hidetoshi Chiba, Hiroaki Miyashita, Yoshihiko Konishi, Kazushi Nishizawa, Yasuhiko Urata, Hiroki Okazaki, Takashi Kurokawa (Mitsubishi Electric) AP2010-2
High-impedance surface (HIS) or electromagnetic band-gap (EBG) is one of the metamaterials which are applied in antennas... [more] AP2010-2
pp.5-8
AP 2009-05-21
15:45
Kumamoto Kumamoto Univ. A Broad Beamwidth-Performed Quadrifilar Helical Antenna With Rewinding Wires and Its Optimized Support Structure
Kazushi Nishizawa, Michio Takikawa, Hideyuki Oh-hashi, Hiroaki Miyashita, Yoshihiko Konishi (Mitsubishi Electric Corp.) AP2009-22
In this report, first a quadrifilar helical antenna is adopted due to its good performance in the axial ratio, and its d... [more] AP2009-22
pp.63-68
AP 2008-05-16
13:50
Nagasaki Sasebo national college of technology Dual Polarization-Reconfigurable U-Slotted Patch Antennas by Integrating RF-MEMS Switches
Kazushi Nishizawa, Kyosuke Mochizuki, Yasuhiko Urata, Yukihisa Yoshida, Hiroaki Miyashita, Hideyuki Ohashi, Yoshihiko Konishi (Mitsubishi Electric Corp.) AP2008-24
Reconfigurable antennas, which are antennas loaded in part with RF-MEMS switches, have been studied by many research org... [more] AP2008-24
pp.75-80
AP, SAT
(Joint)
2006-05-19
11:15
Kagoshima Kagoshima Univ. Input Impedance Approximations of Self-Supported Dipole Antennas With a Constant Gain Over Wide-Band
Kazushi Nishizawa, Naoyuki Yamamoto, Miyuki Tanaka, Hiroaki Miyashita, Shigeru Makino (Mitsubishi Electric) AP2006-22
In the previous report, a self-supported dipole antenna fed by a coaxial line, which this antenna is located over the gr... [more] AP2006-22
pp.77-82
AP, SAT
(Joint)
2006-05-19
13:25
Kagoshima Kagoshima Univ. Two Resistors Loaded Ultra Wideband Small Spiral Antenna
Satoshi Yamaguchi, Hiroaki Miyashita, Kazushi Nishizawa, Kenichi Kakizaki, Shigeru Makino (Mitsubishi Electric Corp.) AP2006-25
Circularly polarized waves are widely used in the field of radar, satellite communication and mobile communication. Spir... [more] AP2006-25
pp.93-96
AP 2006-01-26
14:50
Fukuoka Fukuoka Inst. of Tech. Patch antennas on a double-layer silicon wafer
Yoko Koga, Yukihisa Yoshida, Akira Ymashita, Tsuneo Hamaguchi, Kazushi Nishizawa, Motohisa Taguchi, Tamotsu Nishino, Hiroaki Miyashita, Shigeru Makino (Mitsubishi Electric)
In this paper, we propose cavity-backed patch antennas on double-layer silicon wafers. The proposed antenna has flexibil... [more] AP2005-140
pp.45-48
AP, SAT
(Joint)
2005-07-20
10:30
Hokkaido Hotel Taisetsu A Thinning at Unified Elements of Planer Array Antennas
Satoshi Yamaguchi, Kazushi Nishizawa, Hiroaki Miyashita, Shigeru Makino (Mitsubishi Electric Corp.)
 [more] AP2005-36
pp.1-4
AP, SAT
(Joint)
2005-05-19
10:25
Tottori Tottori Univ. of Environmental Studies Wide-Band Self-Supported Dipole Antennas With a Constant Gain
Kazushi Nishizawa, Naoyuki Yamamoto, Miyuki Tanaka, Hiroaki Miyashita, Shigeru Makino (Mitsubishi Electric Corp.)
In this report, a dipole antenna fed by a coaxial line is taken up for the direction-of-arrival (DOA) estimation use and... [more] AP2005-10
pp.7-12
AP, SAT
(Joint)
2005-05-19
13:00
Tottori Tottori Univ. of Environmental Studies Accurately Polarization Control Unit using Improved Rotating-Element Electric-Field Vector Method
Nobuyasu Takemura, Kazushi Nishizawa, Hiroaki Miyashita, Yoshihiko Konishi, Yonehiko Sunahara, Shigeru Makino (Mitsubishi Electric Co.)
We propose an error estimation method of a polarization control unit including solid state power amplifiers and phase sh... [more] AP2005-14
pp.29-34
AP, SAT
(Joint)
2005-05-19
13:25
Tottori Tottori Univ. of Environmental Studies Antenna Arrangement Method for the Suppression of Grating Lobes of Distributed Array Antenna
Kazufumi Hirata, Shoji Matsuda, Kazushi Nishizawa, Hiroaki Miyashita, Tadashi Numazaki (Mitsubishi Electric Corp.)
Array antennas that are distributed in the wide area compose the very large array antenna. This is called distributed ar... [more] AP2005-15
pp.35-40
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