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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 19 of 19  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMCJ, MW, EST, IEE-EMC [detail] 2019-10-24
11:15
Miyagi Tohoku Gakuin University(Conf. Room 2, Eng. Bldg. 1) T-Junction OMT with 45-degree tilted Waveguide Ports
Hidenori Yukawa, Yu Ushijima, Toru Takahashi, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) EMCJ2019-41 MW2019-70 EST2019-49
A T-junction OMT (Ortho-Mode-Transducer) is well known as one of waveguide components that separate two orthogonal linea... [more] EMCJ2019-41 MW2019-70 EST2019-49
pp.27-32
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] 2019-07-18
10:50
Hokkaido Hakodate City Central Library Study on K-band Multi-Beam Forming Circuit by Additive Manufacturing Technology
Yu Ushijima, Hidenori Yukawa, Toru Takahashi, Naofumi Yoneda (Mitsubishi) EMT2019-8 MW2019-21 OPE2019-12 EST2019-10 MWP2019-8
Recently, satellite manufacturers have been actively trying to apply an antenna and its feeding circuit manufactured usi... [more] EMT2019-8 MW2019-21 OPE2019-12 EST2019-10 MWP2019-8
pp.11-16
MW, ED 2019-01-17
12:50
Tokyo Hitachi, Central Research Lab. [Special Talk] Briefing Report on European Microwave Week 2018
Hiroaki Ikeuchi (Toshiba), Chen Chun-Pin (Kanagawa Univ.), Yu Ushijima, Jun Kamioka (Mitsubishi Ele. Corp.), Kyoya Takano (Tokyo Univ. of Science), Kentaro Murata (Toshiba), Takashi Shimizu (Utsunomiya Univ.) ED2018-73 MW2018-140
 [more] ED2018-73 MW2018-140
pp.23-30
EST, MW, EMCJ, IEE-EMC [detail] 2018-10-19
10:10
Aomori Hachinohe Chamber of Commerce and Industry(Hachinohe city, Aomori) 180-Degree Branch Line Coupler Composed of Two Types of Iris-Loaded Waveguides
Hidenori Yukawa, Yu Ushijima, Toru Takahashi, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) EMCJ2018-48 MW2018-84 EST2018-70
We propose a 180-degree branch line coupler composed of two types of iris-loaded waveguides. The proposed coupler consis... [more] EMCJ2018-48 MW2018-84 EST2018-70
pp.89-94
MW 2017-11-10
10:00
Okinawa Miyakojima Marin Terminal Bldg. Compact Multi Beam Forming Network with Three Way Power Divider
Yu Ushijima, Hidenori Yukawa, Takeshi Yuasa, Naofumi Yoneda (Mitsubishi Electric) MW2017-129
Demands on high throughput communication for airplanes and ships by high throughput satellite using Ka-band have been in... [more] MW2017-129
pp.93-98
MW 2017-11-10
10:15
Okinawa Miyakojima Marin Terminal Bldg. A 3-D Metal-Direct-Printed, Low-Cost, and Light Hexagonal Waveguide Ka-Band Branch Line Coupler
Motomi Abe, Hidenori Yukawa, Yu Ushijima, Takuma Nishimura, Takeshi Yuasa, Naofumi Yoneda, Moriyasu Miyazaki (Melco) MW2017-130
(To be available after the conference date) [more] MW2017-130
pp.99-103
MWP, OPE, EMT, MW, EST, IEE-EMT [detail] 2017-07-21
11:50
Hokkaido Obihiro Chamber of Commerce and Industry A Wideband Beam Forming Network with Two Types of Phase-Shifters for Multi Beam Antenna
Hidenori Yukawa, Yu Ushijima, Takeshi Yuasa, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) EMT2017-33 MW2017-58 OPE2017-38 EST2017-35 MWP2017-35
Demands on high throughput communication for airplanes and ships by high throughput satellite using Ka-band have been in... [more] EMT2017-33 MW2017-58 OPE2017-38 EST2017-35 MWP2017-35
pp.145-150
MW 2016-11-17
15:20
Saga Saga Univ. A 3D-Printed T-Junction OMT with an offset stepped post
Hidenori Yukawa, Yu Ushijima, Motomi Abe, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) MW2016-124
Waveguide OMT (Ortho-Mode-Transducer) is one of key components of antenna feed systems for satellite communication. It w... [more] MW2016-124
pp.43-48
AP, MW
(Joint)
2016-09-16
10:00
Ibaraki AIST Dual Band Rectangular Waveguide Polarizer for Ka-Band
Yu Ushijima, Hidenori Yukawa, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi) MW2016-85
In this paper, a novel dual band rectangular waveguide polarizer is proposed. The proposed polarizer consists of some co... [more] MW2016-85
pp.65-70
AP 2013-05-16
15:50
Oita Beppu International Convention Center B-ConPlaza [Tutorial Lecture] Orthogonal Mode Utilized Functional Microstrip Antenna
Eisuke Nishiyama, Ichihiko Toyoda, Yu Ushijima (Saga Univ.), Md. Azad Hossain (Chittagong Univ. of Engineering and Tech.) AP2013-21
In this paper, microstrip antennas excited in the orthogonal modes with attractive functions are proposed and its
chara... [more]
AP2013-21
pp.33-38
AP 2012-05-24
14:50
Fukuoka ACROS Fukuoka Beam Steering Microstrip Antenna Using Orthogonal Excitation
Eisuke Nishiyama, Takeshi Kondo, Yu Ushijima, Ichihiko Toyoda (Saga Univ) AP2012-18
 [more] AP2012-18
pp.39-42
MW 2012-03-01
09:40
Saga Saga University [Special Talk] A Low Power Consumption L-band Common Source Amplifier
Tatsuma Uehara, Kengo Kawasaki, Yu Ushijima, Tatsuya Sakamoto (Saga Univ) MW2011-167
In this paper, a low power consumption L-band common source amplifier. Is proposed and the performances of the amplifier... [more] MW2011-167
pp.9-11
MW 2012-03-01
10:55
Saga Saga University [Special Talk] A High Gain Two-stage Common Source Amplifier Using Distributed Impedance Matching Circuit in L-band
Kengo Kawasaki, Tomoya Onishi, Hirotoshi Sakai, Tatsuya Sakamoto, Yu Ushijima (Saga Univ.) MW2011-170
A two-stage high gain amplifier is designed and fabricated at 1GHz with 20% band width. The circuit is designed so as no... [more] MW2011-170
pp.19-22
MW 2012-03-01
11:35
Saga Saga University [Special Talk] A Low Power Consumption L-band Two-stage Common Source Amplifier
Yu Ushijima, Tatsuma Uehara, Hayato Nishimura, Kengo Kawasaki (Saga Univ.) MW2011-172
In this paper, a low power consumption L-band two-stage common source amplifier is proposed and the performances of the ... [more] MW2011-172
pp.27-30
AP 2012-01-20
15:50
Fukuoka Kyushu Inst. of Tech. Rectenna Unit Suitable for Flexible Design
Tatsuya Sakamoto, Yu Ushijima, Eisuke Nishiyama, Masayoshi Aikawa (Saga Univ.) AP2011-182
In this paper, a rectenna unit suitable for flexible design is proposed. As this proposed rectenna unit is a integrated ... [more] AP2011-182
pp.203-207
EST 2011-10-07
15:45
Nagasaki Nagasaki Prefectural Art Museum Slot-Ring SPDT Switch Circuit using Both-Sided MIC Technology
Yu Ushijima, Eisuke Nishiyama, Masayoshi Aikawa (Saga Univ.) EST2011-81
In this paper, a slot-ring SPDT switch circuit using the Both-Sided MIC Technology is proposed. The proposed switch cir... [more] EST2011-81
pp.91-94
MW, AP
(Joint)
2011-09-09
09:00
Osaka Osaka Univ. Rectifying Antenna Unit for Large Scale Integration
Yu Ushijima, Tatsuya Sakamoto, Eisuke Nishiyama, Masayoshi Aikawa (Saga Univ.) AP2011-68
 [more] AP2011-68
pp.23-26
AP 2011-05-12
10:25
Kagoshima   Linear Polarization Switchable Microstrip Array Antenna using SPDT Switch Circuit
Yu Ushijima, Eisuke Nishiyama, Masayoshi Aikawa (Saga Univ.) AP2011-6
 [more] AP2011-6
pp.7-10
AP 2011-01-21
13:35
Saga Saga Univ. A Novel Dual Polarized Microstrip Array Antenna using Orthogonal Feeding Circuit -- Both-Sided MIC Technology and Air-bridge --
Yu Ushijima, Eisuke Nishiyama, Masayoshi Aikawa (Saga Univ.) AP2010-156
In this paper, a novel dual polarized microstrip array antenna is proposed using a both-sided MIC technology and air-bri... [more] AP2010-156
pp.137-140
 Results 1 - 19 of 19  /   
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