Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA |
2023-01-26 15:20 |
Fukuoka |
(Primary: On-site, Secondary: Online) |
Characterization of Parasitic-Element Loaded Frequency-Tunable Microstrip Antenna by Q-factor Analysis Ryo Araki, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
[more] |
BCT2023-6 pp.19-22 |
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 |
2023-01-27 12:50 |
Fukuoka |
(Primary: On-site, Secondary: Online) |
Experimental Evaluation of Mixer and Circularly-Polarized Antenna Utilizing Magic-T Isolation for FMCW Radar Transceiver Kaiji Esaki, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ) |
In this study, we measured and evaluated a circularly-polarized transceiver (TRX) antenna and a mixer to realize a circu... [more] |
BCT2023-12 pp.43-46 |
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 11:40 |
Online |
Online |
Experimental Study on Array Spacing for Large-Scale Rectenna Arrays Using Yagi-Uda Antennas Shota Egashira, Eisuke NIshiyama, Ichihiko Toyoda (Saga Univ.) |
[more] |
BCT2022-3 pp.9-12 |
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA |
2022-01-21 14:10 |
Online |
Online |
Design of Dual-Beam Dual Circularly Polarized Microstrip Antenna Employing Slot-Coupling Directional Coupler Integrated Feeding Circuit Daiki Iwamoto, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
This paper proposes a dual-beam dual circularly polarized (CP) microstrip antenna that has a CP switching function in tw... [more] |
BCT2022-7 pp.25-28 |
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 13:00 |
Fukuoka |
Online |
Numerical Analysis of Perturbation Segment for Circular-Polarization Switching Microstrip Antenna Using Diodes Reiya Ohshige, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
[more] |
BCT2021-3 pp.9-12 |
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 |
2021-01-22 14:30 |
Fukuoka |
Online |
Circuit design for excitation and switching of four resonance modes in polarization agile antenna Ryo Moroishi, Eisuke Nishiyma, Ichihiko Toyoda (Saga Univ.) |
We have proposed a quad-polarization agile antenna loading diodes. This antenna can switch four boundary conditions depe... [more] |
BCT2021-7 pp.25-28 |
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA |
2020-01-23 13:40 |
Kagoshima |
|
Basic Study of a new miniature rectenna integrating a rectifier in a antenna element for large-scale rectenna arrays Kento Saito, Hiroshi Satow, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
[more] |
BCT2020-3 pp.9-12 |
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-BT, IEEE-AP-S-FUKUOKA |
2020-01-24 09:15 |
Kagoshima |
|
Prototype Evaluation of a 90° - Hybrid Based Variable Power Divider for Beam Steering Array Antennas with Input Amplitude Control Hiroki Uchiyama, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
We have proposed a beam steering antenna based on a monopulse system that integrates microstrip antenna elements and pla... [more] |
BCT2020-11 pp.39-42 |
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 10:10 |
Fukuoka |
Kyushu Sangyo Univ. |
Prototype Evaluation of a Planar Rectenna Using Microstrip-Slot Cross Junction With Two Kinds of Output Voltages Kenta Saisyo, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
We have proposed a differential rectenna having high conversion efficiency even at low power density. We also reported t... [more] |
BCT2019-12 pp.51-54 |
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, IEEE-AP-S-FUKUOKA |
2019-01-25 11:20 |
Fukuoka |
Kyushu Sangyo Univ. |
Experimental Evaluation of a Magic-T Integrated Dual Circularly Polarized Array Antenna With Quadrature-fed Inclined Patches Hiroki Uchiyama, Thet Paing Phyoe, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
[more] |
BCT2019-15 pp.63-66 |
BCT, KYUSHU |
2018-01-19 09:00 |
Nagasaki |
Nagasaki Univ. Unzen-E-Camllage-Kohryu-Center |
Characteristic Evaluation of a 12-Patch Active Array Antenna Integrated With a Gunn Oscillator and Polarization Modulators Hiroki Ushiroda, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) |
[more] |
BCT2018-12 pp.45-48 |