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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 29  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2024-01-25
14:50
Saga Saga Univ., Honjo Campus, Liberal Art Education Bldg 1, No. 143
(Primary: On-site, Secondary: Online)
Basic Study of Monopulse Three-Dimensional Beam Tracking Planar Array Antenna System Based on Secant Method Root-Finding Algorithm
Shuei Toyama, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
This study proposes a three-dimensional beam tracking array antenna system based on the secant method root-finding algor... [more] BCT2024-4
pp.15-18
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2024-01-26
09:50
Saga Saga Univ., Honjo Campus, Liberal Art Education Bldg 1, No. 143
(Primary: On-site, Secondary: Online)
Design and Performance Evaluation of Circularly Polarized Active Antenna Integrating Image-Rejection Mixer
Ryusei Kawasaki, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ)
We proposed and reported a circularly polarized down-conversion active antenna integrating an image-rejection mixer (IRM... [more] BCT2024-12
pp.45-48
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2024-01-26
13:00
Saga Saga Univ., Honjo Campus, Liberal Art Education Bldg 1, No. 143
(Primary: On-site, Secondary: Online)
Performance Improvement of Push-Push VCO Using Varactor-Loaded Quasi-Distributed-Element Transmission-Line Resonator With Output Circuit Connected to Both Resonator Ends
Kouki Wakakita, Maodudul Hasan, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
In this study, we propose a Push-Push voltage controlled oscillator (VCO) using a varactor-loaded quasi-distributed-elem... [more] BCT2024-18
pp.68-71
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2024-01-26
13:20
Saga Saga Univ., Honjo Campus, Liberal Art Education Bldg 1, No. 143
(Primary: On-site, Secondary: Online)
Performance Improvement of Quadruple Push-Push Oscillator Using Half-Wavelength Microstrip-Line Resonators at 2nd Harmonic Frequency
Yusho Takeguchi, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
This paper presents a performance improvement of a quadruple Push-Push oscillator by using microstrip-line resonators. T... [more] BCT2024-19
pp.72-75
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2023-01-27
10:40
Fukuoka
(Primary: On-site, Secondary: Online)
Proposal of Ring-Slot Active Array Antenna Integrated With Transistor-Based Oscillators
Shotaro Manago, Maodudul Hasan, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
In this study, we propose an active array antenna that integrates two ring-slot active antennas. The unit antenna consis... [more] BCT2023-10
pp.35-38
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2022-01-21
11:20
Online Online Experimental Study on Phase Noise Improvement of 2nd-Harmonic Feedback Oscillator Using Active Ring Resonator
Reou Kikuchi, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
In this study, we propose a low phase noise 2nd-harmonic feedback oscillator. The proposed oscillator integrates an acti... [more] BCT2022-2
pp.5-8
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2022-01-21
14:50
Online Online Bandwidth Improvement of Planar Magic-T Consisting of Microstrip Lines and Coplanar Stripline
Hiroki Nakahara, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
This paper proposes a new magic-T structure to improve the bandwidth of the planar magic-T consisting of microstrip line... [more] BCT2022-9
pp.33-36
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2021-01-22
13:20
Fukuoka Online Phase Noise Improvement of Positive Feedback Push-Push Oscillator Using Frequency Doubler Integrated in Injection Circuit
Koki Tokumaru, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
In this paper, a low phase noise positive feedback Push-Push oscillator using a frequency doubler integrated in an injec... [more] BCT2021-4
pp.13-16
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2021-01-22
13:40
Fukuoka Online Prototype Evaluation of a Continuously Tunable Polarization Agile Antenna Using Magic-T Type Variable Power Divider
Narito Morita, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
 [more] BCT2021-5
pp.17-20
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2020-01-23
14:10
Kagoshima   Design of a Frequency-Tunable Balun Using Wideband Planar Magic-T
Takuya Kitamura, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
We have reported a magic-T based planar balun and its application to a variable phase shift balun and variable attenuati... [more] BCT2020-4
pp.13-16
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2020-01-23
14:30
Kagoshima   Design of a Low-Loss Planar Magic-T Employing Rectangle DGS
Hiroki Nakahara, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
In this paper,a low-loss planar magic-T employing a Defected Ground Structure (DGS) is proposed.The proposed magic-T con... [more] BCT2020-5
pp.17-20
BCT, KYUSHU, IEEE-AP-S-FUKUOKA 2019-01-24
15:10
Fukuoka Kyushu Sangyo Univ. A Gunn diode model for planar Gunn oscillator design
Daichi Shimizu, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
 [more] BCT2019-6
pp.21-24
BCT, KYUSHU, IEEE-AP-S-FUKUOKA 2019-01-25
11:00
Fukuoka Kyushu Sangyo Univ. Basic Evaluation of a Planar Magic-T Based Balun and Its Application to Variable Phase Shift Balun
Takuya Kitamura, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
In this study, a novel magic-T based planar balun and its application to a variable phase shift balun are proposed. The ... [more] BCT2019-14
pp.59-62
BCT, KYUSHU 2018-01-19
09:40
Nagasaki Nagasaki Univ. Unzen-E-Camllage-Kohryu-Center Basic Study of a Multi-Port Fourth-Harmonic Push-Push Oscillator Using a Ring Resonator
Naoaki Takeda, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
In this paper, a basic study of a multi-port fourth-harmonic Push-Push oscillator suitable for oscillator arrays is pres... [more] BCT2018-14
pp.53-56
BCT, KYUSHU 2018-01-19
10:00
Nagasaki Nagasaki Univ. Unzen-E-Camllage-Kohryu-Center Characteristic Evaluation of a 3-Port Push-Push Oscillator Using Slot-Ring Resonator
Takeshi Fukushima, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
Radar systems such as a collision avoidance system of cars have been widely used. In the systems, miniaturization and co... [more] BCT2018-15
pp.57-60
BCT, KYUSHU 2017-01-19
14:30
Oita Oita Univ. (Oita City) Performance Variation Due to Feed Phase Error of a Beam Steering Antenna With Input Amplitude Control
Yuki Tanaka, Eisuke Nishiyama, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
 [more] BCT2017-5
pp.17-20
BCT, KYUSHU [detail] 2016-01-27
13:40
Saga Saga Univ. Experimental Evaluation of a Three-Element Positive Feedback Type Push-Push Oscillator Array Using Injection Locking Technology
Hirotaka Umezaki, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
 [more] BCT2016-3
pp.9-12
BCT, KYUSHU [detail] 2016-01-27
14:00
Saga Saga Univ. Basic Evaluation of a Dual Feed Planar Array Antenna Integrated With a Magic-T Employing a Slot-Line T Junction
Yuki Tanaka, Eisuke Nishiyama, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
 [more] BCT2016-4
pp.13-16
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2014-01-29
10:30
Nagasaki Nagasaki Univ. Design of a CRLH Slot Line for Both-sided Microwave Circuits
Ryuichi Teshima, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ)
The CRLH (Composite Right/Left Handed) metamaterial is an attractive technology to achieve miniature and high performanc... [more] BCT2014-5
pp.17-20
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2014-01-29
10:50
Nagasaki Nagasaki Univ. Concept and Design of a Novel CRLH Transmission Line with Variable Band Gap
Atsushi Maeda, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
Recently, CRLH transmission lines have been much attracted in microwave community. We have proposed a new design concept... [more] BCT2014-6
pp.21-24
 Results 1 - 20 of 29  /  [Next]  
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